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autocommit 2022-01-25 16:45:44 CET

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This commit is contained in:
Julian Orth 2022-01-25 16:45:44 +01:00
parent 0336bf3bde
commit c340df0d08
59 changed files with 3085 additions and 1710 deletions
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2
src/async_engine.rs
View file

@ -480,7 +480,7 @@ mod queue {
}
pub fn iteration(&self) -> u64 {
self.iteration.load()
self.iteration.get()
}
}
}

4
src/backend.rs
View file

@ -7,8 +7,8 @@ linear_ids!(SeatIds, SeatId);
pub trait Output {
fn id(&self) -> OutputId;
fn removed(&self) -> bool;
fn width(&self) -> u32;
fn height(&self) -> u32;
fn width(&self) -> i32;
fn height(&self) -> i32;
fn on_change(&self, cb: Rc<dyn Fn()>);
}

208
src/backends/xorg/mod.rs
View file

@ -3,11 +3,11 @@ use crate::backend::{
};
use crate::event_loop::{EventLoopDispatcher, EventLoopId};
use crate::fixed::Fixed;
use crate::ifs::wl_buffer::WlBuffer;
use crate::ifs::wl_surface::WlSurface;
use crate::pixman::{Image, PixmanError};
use crate::render::pixman::PixmanRenderer;
use crate::render::Renderer;
use crate::servermem::{ServerMem, ServerMemError};
use crate::tree::{Node, NodeKind, ToplevelNode};
use crate::tree::Node;
use crate::utils::clonecell::CloneCell;
use crate::utils::copyhashmap::CopyHashMap;
use crate::utils::ptr_ext::PtrExt;
@ -22,7 +22,7 @@ use std::ptr;
use std::rc::Rc;
use thiserror::Error;
use uapi::c;
use xcb_dl::{ffi, Xcb, XcbShm, XcbXinput, XcbXkb};
use xcb_dl::{ffi, Xcb, XcbDri3, XcbPresent, XcbShm, XcbXinput, XcbXkb};
use xcb_dl_util::error::{XcbError, XcbErrorParser};
use xcb_dl_util::xcb_box::XcbBox;
@ -32,6 +32,8 @@ pub enum XorgBackendError {
ErrorEvent,
#[error("Could not select input events")]
CannotSelectInputEvents(#[source] XcbError),
#[error("Could not select present events")]
CannotSelectPresentEvents(#[source] XcbError),
#[error("libloading returned an error")]
Libloading(#[from] libloading::Error),
#[error("xcb returned an error")]
@ -66,7 +68,10 @@ struct XcbCon {
xcb: Box<Xcb>,
shm: Box<XcbShm>,
input: Box<XcbXinput>,
dri: Box<XcbDri3>,
present: Box<XcbPresent>,
input_opcode: u8,
present_opcode: u8,
xkb: Box<XcbXkb>,
c: *mut ffi::xcb_connection_t,
errors: XcbErrorParser,
@ -79,6 +84,7 @@ impl XcbCon {
let shm = Box::new(XcbShm::load_loose()?);
let input = Box::new(XcbXinput::load_loose()?);
let xkb = Box::new(XcbXkb::load_loose()?);
let dri = Box::new(XcbDri3::load_loose()?);
let c = xcb.xcb_connect(ptr::null(), ptr::null_mut());
let errors = XcbErrorParser::new(&xcb, c);
@ -87,7 +93,9 @@ impl XcbCon {
xcb,
shm,
input,
dri,
input_opcode: 0,
present_opcode: 0,
xkb,
c,
errors,
@ -115,6 +123,26 @@ impl XcbCon {
assert!(input_ex.is_not_null());
con.input_opcode = input_ex.deref().major_opcode;
let res = con.dri.xcb_dri3_query_version_reply(
c,
con.dri.xcb_dri3_query_version(c, 1, 0),
&mut err,
);
con.errors.check(&con.xcb, res, err)?;
let res = con.present.xcb_present_query_version_reply(
c,
con.present.xcb_present_query_version(c, 1, 0),
&mut err,
);
con.errors.check(&con.xcb, res, err)?;
let present_ex = con
.xcb
.xcb_get_extension_data(con.c, con.present.xcb_present_id());
assert!(present_ex.is_not_null());
con.present_opcode = present_ex.deref().major_opcode;
let res = con.xkb.xcb_xkb_use_extension_reply(
c,
con.xkb.xcb_xkb_use_extension(c, 1, 0),
@ -286,7 +314,8 @@ impl XorgBackend {
}
}
{
let mask = ffi::XCB_INPUT_XI_EVENT_MASK_MOTION
let mask = 0
| ffi::XCB_INPUT_XI_EVENT_MASK_MOTION
| ffi::XCB_INPUT_XI_EVENT_MASK_BUTTON_PRESS
| ffi::XCB_INPUT_XI_EVENT_MASK_BUTTON_RELEASE
| ffi::XCB_INPUT_XI_EVENT_MASK_KEY_PRESS
@ -309,6 +338,20 @@ impl XorgBackend {
return Err(XorgBackendError::CannotSelectInputEvents(e));
}
}
{
let mask = 0
| ffi::XCB_PRESENT_EVENT_MASK_IDLE_NOTIFY
| ffi::XCB_PRESENT_EVENT_MASK_COMPLETE_NOTIFY;
let cookie = con.present.xcb_present_select_input_checked(
con.c,
con.xcb.xcb_generate_id(con.c),
window_id,
mask,
);
if let Err(e) = con.check_cookie(cookie) {
return Err(XorgBackendError::CannotSelectPresentEvents(e));
}
}
self.outputs.set(window_id, output.clone());
self.state
.backend_events
@ -382,7 +425,6 @@ impl XorgBackend {
cb: CloneCell::new(None),
events: RefCell::new(Default::default()),
button_map: Default::default(),
last_position: Cell::new((0, 0)),
});
seat.update_button_map();
self.seats.set(info.deviceid, seat.clone());
@ -428,10 +470,39 @@ impl XorgBackend {
let event = unsafe { (event as *const _ as *const ffi::xcb_ge_generic_event_t).deref() };
if event.extension == self.con.input_opcode {
self.handle_input_event(event)?;
} else if event.extension == self.con.present_opcode {
self.handle_present_event(event)?;
}
Ok(())
}
fn handle_present_event(
self: &Rc<Self>,
event: &ffi::xcb_ge_generic_event_t,
) -> Result<(), XorgBackendError> {
match event.event_type {
ffi::XCB_PRESENT_COMPLETE_NOTIFY => self.handle_present_complete(event)?,
ffi::XCB_PRESENT_IDLE_NOTIFY => self.handle_present_idle(event)?,
_ => {}
}
Ok(())
}
fn handle_present_complete(
self: &Rc<Self>,
event: &ffi::xcb_ge_generic_event_t,
) -> Result<(), XorgBackendError> {
let event = unsafe {
(event as *const _ as *const ffi::xcb_present_complete_notify_event_t).deref()
};
let output = match self.outputs.get(&event.window) {
Some(o) => o,
_ => return Ok(()),
};
output.next_msc.set(event.msc + 1);
Ok(())
}
fn handle_input_event(
self: &Rc<Self>,
event: &ffi::xcb_ge_generic_event_t,
@ -541,7 +612,6 @@ impl XorgBackend {
self.outputs.get(&event.event),
self.mouse_seats.get(&event.deviceid),
) {
seat.last_position.set((event.event_x, event.event_y));
seat.event(SeatEvent::OutputPosition(
win.id,
Fixed::from_1616(event.event_x),
@ -556,17 +626,15 @@ impl XorgBackend {
event: &ffi::xcb_ge_generic_event_t,
) -> Result<(), XorgBackendError> {
let event = unsafe { (event as *const _ as *const ffi::xcb_input_motion_event_t).deref() };
let seat = match self.mouse_seats.get(&event.deviceid) {
Some(s) => s,
let (win, seat) = match (self.outputs.get(&event.event), self.mouse_seats.get(&event.deviceid)) {
(Some(a), Some(b)) => (a, b),
_ => return Ok(()),
};
let pos = (event.event_x, event.event_y);
let last_pos = seat.last_position.replace(pos);
if pos != last_pos {
let dx = Fixed::from_1616(pos.0 - last_pos.0);
let dy = Fixed::from_1616(pos.1 - last_pos.1);
seat.event(SeatEvent::Motion(dx, dy));
}
seat.event(SeatEvent::OutputPosition(
win.id,
Fixed::from_1616(event.event_x),
Fixed::from_1616(event.event_y),
));
Ok(())
}
@ -593,8 +661,8 @@ impl XorgBackend {
let width = event.width as u32;
let height = event.height as u32;
let mut changed = false;
changed |= output.width.replace(width) != width;
changed |= output.height.replace(height) != height;
changed |= output.width.replace(width as i32) != width as i32;
changed |= output.height.replace(height as i32) != height as i32;
if changed {
let shm = Rc::new(ServerMem::new((width * height * 4) as usize)?);
let fd = shm.fd();
@ -639,83 +707,6 @@ impl XorgBackend {
Ok(())
}
fn render_node(&self, image: &Image<Rc<ServerMem>>, node: Rc<dyn Node>) {
match node.into_kind() {
NodeKind::Display(_) => {}
NodeKind::Output(_) => {}
NodeKind::Toplevel(tl) => self.render_toplevel(image, &tl),
NodeKind::Container(_) => {}
}
}
fn render_toplevel(&self, image: &Image<Rc<ServerMem>>, tl: &Rc<ToplevelNode>) {
let surface = &tl.surface.surface.surface;
let node_extents = tl.common.extents.get();
let surface_extents = tl.surface.surface.surface.effective_extents.get();
self.render_surface(
image,
surface,
node_extents.x - surface_extents.x1,
node_extents.y - surface_extents.y1,
);
let _ = image.fill_insert_border(
255,
0,
0,
255,
node_extents.x,
node_extents.y,
node_extents.x + node_extents.width as i32,
node_extents.y + node_extents.height as i32,
2,
);
}
fn render_surface(
&self,
image: &Image<Rc<ServerMem>>,
surface: &Rc<WlSurface>,
x: i32,
y: i32,
) {
let children = surface.children.borrow();
if let Some(children) = &*children {
for child in children.below.iter() {
if let Some((sx, sy)) = child.surface.subsurface_position() {
self.render_surface(image, &child.surface, x + sx, y + sy);
}
}
}
if let Some(buffer) = surface.buffer.get() {
self.render_buffer(image, &buffer, x, y);
let mut fr = surface.frame_requests.borrow_mut();
for cb in fr.drain(..) {
surface.client.dispatch_frame_requests.push(cb);
}
}
if let Some(children) = &*children {
for child in children.above.iter() {
if let Some((sx, sy)) = child.surface.subsurface_position() {
self.render_surface(image, &child.surface, x + sx, y + sy);
}
}
}
}
fn render_buffer(&self, image: &Image<Rc<ServerMem>>, buffer: &Rc<WlBuffer>, x: i32, y: i32) {
if let Err(e) = image.add_image(&buffer.image, x, y) {
let client = &buffer.client;
log::error!("Could not access client {} memory: {:#}", client.id, e);
if let Ok(d) = client.display() {
client.fatal_event(
d.implementation_error(format!("Could not access memory: {:#}", e)),
);
} else {
self.state.clients.kill(client.id);
}
}
}
fn render(&self) -> Result<(), XorgBackendError> {
let outputs = self.outputs.lock();
for output in outputs.values() {
@ -729,8 +720,15 @@ impl XorgBackend {
Some(n) => n,
_ => continue,
};
for floating in node.floating.iter() {
self.render_node(image, floating.clone());
let pos = node.position.get();
let mut renderer = PixmanRenderer::new(image);
renderer.render_output(&node);
for floating in self.state.root.floaters.iter() {
let fpos = floating.position.get();
if floating.visible.get() && fpos.intersects(&pos) {
let (x, y) = pos.translate(fpos.x1(), fpos.x2());
floating.render(&mut renderer, x, y);
}
}
unsafe {
let cookie =
@ -774,12 +772,19 @@ struct XorgOutput {
backend: Rc<XorgBackend>,
window: ffi::xcb_window_t,
removed: Cell<bool>,
width: Cell<u32>,
height: Cell<u32>,
width: Cell<i32>,
height: Cell<i32>,
next_msc: Cell<u64>,
next_image: Cell<usize>,
// images: [XorgImage; 2],
image: RefCell<Option<Image<Rc<ServerMem>>>>,
cb: CloneCell<Option<Rc<dyn Fn()>>>,
}
struct XorgImage {
}
impl Drop for XorgOutput {
fn drop(&mut self) {
unsafe {
@ -806,11 +811,11 @@ impl Output for XorgOutput {
self.removed.get()
}
fn width(&self) -> u32 {
fn width(&self) -> i32 {
self.width.get()
}
fn height(&self) -> u32 {
fn height(&self) -> i32 {
self.height.get()
}
@ -828,7 +833,6 @@ struct XorgSeat {
cb: CloneCell<Option<Rc<dyn Fn()>>>,
events: RefCell<VecDeque<SeatEvent>>,
button_map: CopyHashMap<u32, u32>,
last_position: Cell<(ffi::xcb_input_fp1616_t, ffi::xcb_input_fp1616_t)>,
}
impl XorgSeat {

113
src/client/mod.rs
View file

@ -35,7 +35,6 @@ use crate::ErrorFmt;
use ahash::AHashMap;
use std::cell::{Cell, RefCell, RefMut};
use std::fmt::{Debug, Display, Formatter};
use std::future::Future;
use std::mem;
use std::rc::Rc;
use thiserror::Error;
@ -60,8 +59,6 @@ pub enum ClientError {
MessageSizeTooSmall,
#[error("The size of the message is not a multiple of 4")]
UnalignedMessage,
#[error("The outgoing buffer overflowed")]
OutBufferOverflow,
#[error("The requested client {0} does not exist")]
ClientDoesNotExist(ClientId),
#[error("There is no wl_region with id {0}")]
@ -204,6 +201,7 @@ impl Clients {
ClientId(self.next_client_id.fetch_add(1))
}
#[allow(dead_code)]
pub fn get(&self, id: ClientId) -> Result<Rc<Client>, ClientError> {
let clients = self.clients.borrow();
match clients.get(&id) {
@ -239,6 +237,7 @@ impl Clients {
let data = Rc::new(Client {
id,
state: global.clone(),
checking_queue_size: Cell::new(false),
socket: global.eng.fd(&Rc::new(socket))?,
objects: Objects::new(),
events: AsyncQueue::new(),
@ -332,6 +331,7 @@ pub enum WlEvent {
pub struct Client {
pub id: ClientId,
pub state: Rc<State>,
checking_queue_size: Cell<bool>,
socket: AsyncFd,
pub objects: Objects,
events: AsyncQueue<WlEvent>,
@ -401,39 +401,33 @@ impl Client {
self.state.clients.shutdown(self.id);
}
pub fn event_locked(&self, event: Box<dyn EventFormatter>) -> bool {
self.events.push(WlEvent::Event(event));
self.events.size() > MAX_PENDING_EVENTS
pub fn event(self: &Rc<Self>, event: Box<dyn EventFormatter>) {
self.event2(WlEvent::Event(event));
}
pub async fn event(&self, event: Box<dyn EventFormatter>) -> Result<(), ClientError> {
self.event2(WlEvent::Event(event)).await
pub fn flush(self: &Rc<Self>) {
self.event2(WlEvent::Flush);
}
pub async fn flush(&self) -> Result<(), ClientError> {
self.event2(WlEvent::Flush).await
}
async fn event2(&self, event: WlEvent) -> Result<(), ClientError> {
pub fn event2(self: &Rc<Self>, event: WlEvent) {
self.events.push(event);
self.check_queue_size().await
if self.events.size() > MAX_PENDING_EVENTS {
if !self.checking_queue_size.replace(true) {
self.state.slow_clients.push(self.clone());
}
}
}
pub fn event2_locked(&self, event: WlEvent) -> bool {
self.events.push(event);
self.events.size() > MAX_PENDING_EVENTS
}
pub async fn check_queue_size(&self) -> Result<(), ClientError> {
pub async fn check_queue_size(&self) {
if self.events.size() > MAX_PENDING_EVENTS {
self.state.eng.yield_now().await;
if self.events.size() > MAX_PENDING_EVENTS {
log::error!("Client {} is too slow at fetching events", self.id.0);
self.state.clients.kill(self.id);
return Err(ClientError::OutBufferOverflow);
return;
}
}
Ok(())
self.checking_queue_size.set(false);
}
pub fn get_buffer(&self, id: WlBufferId) -> Result<Rc<WlBuffer>, ClientError> {
@ -471,22 +465,6 @@ impl Client {
}
}
fn simple_add_obj<T: Object>(&self, obj: &Rc<T>, client: bool) -> Result<(), ClientError> {
if client {
self.objects.add_client_object(obj.clone())
} else {
self.objects.add_server_object(obj.clone());
Ok(())
}
}
fn simple_remove_obj<'a>(
&'a self,
id: ObjectId,
) -> impl Future<Output = Result<(), ClientError>> + 'a {
self.objects.remove_obj(self, id)
}
pub fn lock_registries(&self) -> RefMut<AHashMap<WlRegistryId, Rc<WlRegistry>>> {
self.objects.registries()
}
@ -501,36 +479,44 @@ impl Client {
event,
);
}
}
pub trait AddObj<T> {
type RemoveObj<'a>: Future<Output = Result<(), ClientError>> + 'a;
fn add_client_obj(&self, obj: &Rc<T>) -> Result<(), ClientError> {
pub fn add_client_obj<T: WaylandObject>(&self, obj: &Rc<T>) -> Result<(), ClientError> {
self.add_obj(obj, true)
}
fn add_server_obj(&self, obj: &Rc<T>) {
#[allow(dead_code)]
pub fn add_server_obj<T: WaylandObject>(&self, obj: &Rc<T>) {
self.add_obj(obj, false).expect("add_server_obj failed")
}
fn add_obj(&self, obj: &Rc<T>, client: bool) -> Result<(), ClientError>;
fn add_obj<T: WaylandObject>(&self, obj: &Rc<T>, client: bool) -> Result<(), ClientError> {
if client {
self.objects.add_client_object(obj.clone())?;
} else {
self.objects.add_server_object(obj.clone());
}
obj.clone().add(self);
Ok(())
}
fn remove_obj<'a>(&'a self, obj: &'a T) -> Self::RemoveObj<'a>;
pub fn remove_obj<T: WaylandObject>(self: &Rc<Self>, obj: &T) -> Result<(), ClientError> {
obj.remove(self);
self.objects.remove_obj(self, obj.id())
}
}
pub trait WaylandObject: Object {
fn add(self: Rc<Self>, client: &Client) {
let _ = client;
}
fn remove(&self, client: &Client) {
let _ = client;
}
}
macro_rules! simple_add_obj {
($ty:ty) => {
impl AddObj<$ty> for Client {
type RemoveObj<'a> = impl Future<Output = Result<(), ClientError>> + 'a;
fn add_obj(&self, obj: &Rc<$ty>, client: bool) -> Result<(), ClientError> {
self.simple_add_obj(obj, client)
}
fn remove_obj<'a>(&'a self, obj: &'a $ty) -> Self::RemoveObj<'a> {
self.simple_remove_obj(obj.id())
}
}
impl WaylandObject for $ty {}
};
}
@ -555,17 +541,12 @@ simple_add_obj!(WlDataSource);
macro_rules! dedicated_add_obj {
($ty:ty, $field:ident) => {
impl AddObj<$ty> for Client {
type RemoveObj<'a> = impl Future<Output = Result<(), ClientError>> + 'a;
fn add_obj(&self, obj: &Rc<$ty>, client: bool) -> Result<(), ClientError> {
self.simple_add_obj(obj, client)?;
self.objects.$field.set(obj.id().into(), obj.clone());
Ok(())
impl WaylandObject for $ty {
fn add(self: Rc<Self>, client: &Client) {
client.objects.$field.set(self.id().into(), self);
}
fn remove_obj<'a>(&'a self, obj: &'a $ty) -> Self::RemoveObj<'a> {
self.objects.$field.remove(&obj.id().into());
self.simple_remove_obj(obj.id())
fn remove(&self, client: &Client) {
client.objects.$field.remove(&self.id().into());
}
}
};

6
src/client/objects.rs
View file

@ -114,7 +114,7 @@ impl Objects {
Ok(())
}
pub async fn remove_obj(&self, client_data: &Client, id: ObjectId) -> Result<(), ClientError> {
pub fn remove_obj(&self, client_data: &Rc<Client>, id: ObjectId) -> Result<(), ClientError> {
let _obj = match self.registry.remove(&id) {
Some(o) => o,
_ => return Err(ClientError::UnknownId),
@ -129,9 +129,7 @@ impl Objects {
}
ids[pos] |= 1 << seg_offset;
}
client_data
.event(client_data.display()?.delete_id(id))
.await?;
client_data.event(client_data.display()?.delete_id(id));
Ok(())
}

18
src/client/tasks.rs
View file

@ -1,4 +1,4 @@
use crate::client::{AddObj, Client, ClientError, WlEvent};
use crate::client::{Client, ClientError, WlEvent};
use crate::object::ObjectId;
use crate::utils::buffd::{BufFdIn, BufFdOut, MsgFormatter, MsgParser};
use crate::utils::oneshot::OneshotRx;
@ -38,11 +38,8 @@ async fn dispatch_fr(data: Rc<Client>) {
loop {
let mut fr = data.dispatch_frame_requests.pop().await;
loop {
if let Err(e) = data.event(fr.done()).await {
log::error!("Could not dispatch frame event: {}", ErrorFmt(e));
return;
}
if let Err(e) = data.remove_obj(&*fr).await {
data.event(fr.done());
if let Err(e) = data.remove_obj(&*fr) {
log::error!("Could not remove frame object: {}", ErrorFmt(e));
return;
}
@ -51,10 +48,7 @@ async fn dispatch_fr(data: Rc<Client>) {
_ => break,
};
}
if let Err(e) = data.event2(WlEvent::Flush).await {
log::error!("Could not dispatch frame event: {}", ErrorFmt(e));
return;
}
data.flush();
}
}
@ -97,10 +91,10 @@ async fn receive(data: Rc<Client>) {
}
// log::trace!("{:x?}", data_buf);
let parser = MsgParser::new(&mut buf, &data_buf[..]);
if let Err(e) = obj.handle_request(request, parser).await {
if let Err(e) = obj.handle_request(request, parser) {
return Err(ClientError::RequestError(Box::new(e)));
}
data.event2(WlEvent::Flush).await?;
data.flush();
}
};
let res: Result<(), ClientError> = recv.await;

87
src/globals.rs
View file

@ -1,4 +1,4 @@
use crate::client::{Client, ClientError, DynEventFormatter, WlEvent};
use crate::client::{Client, DynEventFormatter};
use crate::ifs::wl_compositor::WlCompositorError;
use crate::ifs::wl_data_device_manager::WlDataDeviceManagerError;
use crate::ifs::wl_output::{WlOutputError, WlOutputGlobal};
@ -13,10 +13,7 @@ use crate::{
NumCell, State, WlCompositorGlobal, WlDataDeviceManagerGlobal, WlShmGlobal,
WlSubcompositorGlobal, XdgWmBaseGlobal,
};
use ahash::AHashSet;
use std::fmt::{Display, Formatter};
use std::future::Future;
use std::pin::Pin;
use std::rc::Rc;
use thiserror::Error;
@ -24,8 +21,6 @@ use thiserror::Error;
pub enum GlobalError {
#[error("The requested global {0} does not exist")]
GlobalDoesNotExist(GlobalName),
#[error("An error occurred while trying to send all globals via a new registry")]
SendAllError(#[source] Box<ClientError>),
#[error("An error occurred in a wl_compositor")]
WlCompositorError(#[source] Box<WlCompositorError>),
#[error("An error occurred in a wl_shm")]
@ -81,7 +76,7 @@ pub trait GlobalBind {
client: &'a Rc<Client>,
id: ObjectId,
version: u32,
) -> Pin<Box<dyn Future<Output = Result<(), GlobalError>> + 'a>>;
) -> Result<(), GlobalError>;
}
pub trait Global: GlobalBind {
@ -123,61 +118,44 @@ impl Globals {
self.registry.set(global.name(), global.clone());
}
async fn insert<'a>(&'a self, state: &'a State, global: Rc<dyn Global>) {
fn insert(&self, state: &State, global: Rc<dyn Global>) {
self.insert_no_broadcast_(&global);
self.broadcast(state, |r| r.global(&global)).await;
self.broadcast(state, |r| r.global(&global));
}
pub fn get(&self, name: GlobalName) -> Result<Rc<dyn Global>, GlobalError> {
self.take(name, false)
}
pub async fn remove(&self, state: &State, name: GlobalName) -> Result<(), GlobalError> {
pub fn remove(&self, state: &State, name: GlobalName) -> Result<(), GlobalError> {
let _global = self.take(name, true)?;
self.broadcast(state, |r| r.global_remove(name)).await;
self.broadcast(state, |r| r.global_remove(name));
Ok(())
}
pub async fn notify_all(
&self,
client: &Client,
registry: &Rc<WlRegistry>,
) -> Result<(), GlobalError> {
pub fn notify_all(&self, client: &Rc<Client>, registry: &Rc<WlRegistry>) {
let globals = self.registry.lock();
macro_rules! emit {
($singleton:expr) => {
for global in globals.values() {
if global.singleton() == $singleton {
if let Err(e) = client.event(registry.global(global)).await {
return Err(GlobalError::SendAllError(Box::new(e)));
}
client.event(registry.global(global));
}
}
};
}
emit!(true);
emit!(false);
Ok(())
}
async fn broadcast<F: Fn(&Rc<WlRegistry>) -> DynEventFormatter>(&self, state: &State, f: F) {
let mut clients_to_check = AHashSet::new();
fn broadcast<F: Fn(&Rc<WlRegistry>) -> DynEventFormatter>(&self, state: &State, f: F) {
state.clients.broadcast(|c| {
let registries = c.lock_registries();
for registry in registries.values() {
if c.event_locked(f(registry)) {
clients_to_check.insert(c.id);
}
}
if c.event2_locked(WlEvent::Flush) {
clients_to_check.insert(c.id);
c.event(f(registry));
}
c.flush();
});
for client in clients_to_check.drain() {
if let Ok(c) = state.clients.get(client) {
let _ = c.check_queue_size().await;
}
}
}
fn take(&self, name: GlobalName, remove: bool) -> Result<Rc<dyn Global>, GlobalError> {
@ -202,27 +180,17 @@ impl Globals {
}
pub trait AddGlobal<T> {
type RemoveGlobal<'a>: Future<Output = Result<(), GlobalError>> + 'a;
type AddGlobal<'a>: Future<Output = ()> + 'a;
fn add_global<'a>(&'a self, state: &'a State, global: &'a Rc<T>) -> Self::AddGlobal<'a>;
fn add_global(&self, state: &State, global: &Rc<T>);
fn add_global_no_broadcast(&self, global: &Rc<T>);
fn remove_global<'a>(&'a self, state: &'a State, global: &'a T) -> Self::RemoveGlobal<'a>;
fn remove_global(&self, state: &State, global: &T) -> Result<(), GlobalError>;
}
macro_rules! simple_add_global {
($ty:ty) => {
impl AddGlobal<$ty> for Globals {
type RemoveGlobal<'a> = impl Future<Output = Result<(), GlobalError>> + 'a;
type AddGlobal<'a> = impl Future<Output = ()> + 'a;
fn add_global<'a>(
&'a self,
state: &'a State,
global: &'a Rc<$ty>,
) -> Self::AddGlobal<'a> {
fn add_global(&self, state: &State, global: &Rc<$ty>) {
self.insert(state, global.clone())
}
@ -230,11 +198,7 @@ macro_rules! simple_add_global {
self.insert_no_broadcast(global.clone());
}
fn remove_global<'a>(
&'a self,
state: &'a State,
global: &'a $ty,
) -> Self::RemoveGlobal<'a> {
fn remove_global(&self, state: &State, global: &$ty) -> Result<(), GlobalError> {
self.remove(state, global.name())
}
}
@ -251,18 +215,9 @@ simple_add_global!(WlDataDeviceManagerGlobal);
macro_rules! dedicated_add_global {
($ty:ty, $field:ident) => {
impl AddGlobal<$ty> for Globals {
type RemoveGlobal<'a> = impl Future<Output = Result<(), GlobalError>> + 'a;
type AddGlobal<'a> = impl Future<Output = ()> + 'a;
fn add_global<'a>(
&'a self,
state: &'a State,
global: &'a Rc<$ty>,
) -> Self::AddGlobal<'a> {
async move {
self.insert(state, global.clone()).await;
self.$field.set(global.name(), global.clone());
}
fn add_global(&self, state: &State, global: &Rc<$ty>) {
self.insert(state, global.clone());
self.$field.set(global.name(), global.clone());
}
fn add_global_no_broadcast(&self, global: &Rc<$ty>) {
@ -270,11 +225,7 @@ macro_rules! dedicated_add_global {
self.$field.set(global.name(), global.clone());
}
fn remove_global<'a>(
&'a self,
state: &'a State,
global: &'a $ty,
) -> Self::RemoveGlobal<'a> {
fn remove_global(&self, state: &State, global: &$ty) -> Result<(), GlobalError> {
self.$field.remove(&global.name());
self.remove(state, global.name())
}

33
src/ifs/wl_buffer/mod.rs
View file

@ -1,11 +1,12 @@
mod types;
use crate::client::{AddObj, Client, DynEventFormatter};
use crate::client::{Client, DynEventFormatter};
use crate::clientmem::{ClientMem, ClientMemOffset};
use crate::format::Format;
use crate::ifs::wl_surface::{WlSurface, WlSurfaceId};
use crate::object::{Interface, Object, ObjectId};
use crate::pixman;
use crate::rect::Rect;
use crate::utils::buffd::MsgParser;
use crate::utils::copyhashmap::CopyHashMap;
use std::rc::Rc;
@ -21,9 +22,8 @@ pub struct WlBuffer {
id: WlBufferId,
pub client: Rc<Client>,
_offset: usize,
pub width: u32,
pub height: u32,
_stride: u32,
pub rect: Rect,
_stride: i32,
_format: &'static Format,
pub image: Rc<pixman::Image<ClientMemOffset>>,
pub(super) surfaces: CopyHashMap<WlSurfaceId, Rc<WlSurface>>,
@ -35,9 +35,9 @@ impl WlBuffer {
id: WlBufferId,
client: &Rc<Client>,
offset: usize,
width: u32,
height: u32,
stride: u32,
width: i32,
height: i32,
stride: i32,
format: &'static Format,
mem: &Rc<ClientMem>,
) -> Result<Self, WlBufferError> {
@ -51,13 +51,18 @@ impl WlBuffer {
if (stride as u64) < min_row_size {
return Err(WlBufferError::StrideTooSmall);
}
let image = pixman::Image::new(mem, format.pixman, width, height, stride)?;
let image = pixman::Image::new(
mem,
format.pixman,
width as u32,
height as u32,
stride as u32,
)?;
Ok(Self {
id,
client: client.clone(),
_offset: offset,
width,
height,
rect: Rect::new_sized(0, 0, width, height).unwrap(),
_stride: stride,
_format: format,
image: Rc::new(image),
@ -65,7 +70,7 @@ impl WlBuffer {
})
}
async fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
let _req: Destroy = self.client.parse(self, parser)?;
{
let surfaces = self.surfaces.lock();
@ -73,17 +78,17 @@ impl WlBuffer {
surface.buffer.set(None);
}
}
self.client.remove_obj(self).await?;
self.client.remove_obj(self)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlBufferError> {
match request {
DESTROY => self.destroy(parser).await?,
DESTROY => self.destroy(parser)?,
_ => unreachable!(),
}
Ok(())

2
src/ifs/wl_callback/mod.rs
View file

@ -23,7 +23,7 @@ impl WlCallback {
Box::new(Done { obj: self.clone() })
}
async fn handle_request_(
fn handle_request_(
&self,
_request: u32,
_parser: MsgParser<'_, '_>,

14
src/ifs/wl_compositor/mod.rs
View file

@ -1,6 +1,6 @@
mod types;
use crate::client::{AddObj, Client};
use crate::client::Client;
use crate::globals::{Global, GlobalName};
use crate::ifs::wl_region::WlRegion;
use crate::ifs::wl_surface::WlSurface;
@ -29,7 +29,7 @@ impl WlCompositorGlobal {
Self { name }
}
async fn bind_(
fn bind_(
self: Rc<Self>,
id: WlCompositorId,
client: &Rc<Client>,
@ -46,28 +46,28 @@ impl WlCompositorGlobal {
}
impl WlCompositorObj {
async fn create_surface(&self, parser: MsgParser<'_, '_>) -> Result<(), CreateSurfaceError> {
fn create_surface(&self, parser: MsgParser<'_, '_>) -> Result<(), CreateSurfaceError> {
let surface: CreateSurface = self.client.parse(self, parser)?;
let surface = Rc::new(WlSurface::new(surface.id, &self.client));
self.client.add_client_obj(&surface)?;
Ok(())
}
async fn create_region(&self, parser: MsgParser<'_, '_>) -> Result<(), CreateRegionError> {
fn create_region(&self, parser: MsgParser<'_, '_>) -> Result<(), CreateRegionError> {
let region: CreateRegion = self.client.parse(self, parser)?;
let region = Rc::new(WlRegion::new(region.id, &self.client));
self.client.add_client_obj(&region)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlCompositorError> {
match request {
CREATE_SURFACE => self.create_surface(parser).await?,
CREATE_REGION => self.create_region(parser).await?,
CREATE_SURFACE => self.create_surface(parser)?,
CREATE_REGION => self.create_region(parser)?,
_ => unreachable!(),
}
Ok(())

18
src/ifs/wl_data_device/mod.rs
View file

@ -1,6 +1,6 @@
mod types;
use crate::client::{AddObj, Client};
use crate::client::Client;
use crate::object::{Interface, Object, ObjectId};
use crate::utils::buffd::MsgParser;
use std::rc::Rc;
@ -35,31 +35,31 @@ impl WlDataDevice {
}
}
async fn start_drag(&self, parser: MsgParser<'_, '_>) -> Result<(), StartDragError> {
fn start_drag(&self, parser: MsgParser<'_, '_>) -> Result<(), StartDragError> {
let _req: StartDrag = self.client.parse(self, parser)?;
Ok(())
}
async fn set_selection(&self, parser: MsgParser<'_, '_>) -> Result<(), SetSelectionError> {
fn set_selection(&self, parser: MsgParser<'_, '_>) -> Result<(), SetSelectionError> {
let _req: SetSelection = self.client.parse(self, parser)?;
Ok(())
}
async fn release(&self, parser: MsgParser<'_, '_>) -> Result<(), ReleaseError> {
fn release(&self, parser: MsgParser<'_, '_>) -> Result<(), ReleaseError> {
let _req: Release = self.client.parse(self, parser)?;
self.client.remove_obj(self).await?;
self.client.remove_obj(self)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
self: &Rc<Self>,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlDataDeviceError> {
match request {
START_DRAG => self.start_drag(parser).await?,
SET_SELECTION => self.set_selection(parser).await?,
RELEASE => self.release(parser).await?,
START_DRAG => self.start_drag(parser)?,
SET_SELECTION => self.set_selection(parser)?,
RELEASE => self.release(parser)?,
_ => unreachable!(),
}
Ok(())

17
src/ifs/wl_data_device_manager/mod.rs
View file

@ -1,6 +1,6 @@
mod types;
use crate::client::{AddObj, Client};
use crate::client::Client;
use crate::globals::{Global, GlobalName};
use crate::ifs::wl_data_device::WlDataDevice;
use crate::ifs::wl_data_source::WlDataSource;
@ -37,7 +37,7 @@ impl WlDataDeviceManagerGlobal {
Self { name }
}
async fn bind_(
fn bind_(
self: Rc<Self>,
id: WlDataDeviceManagerId,
client: &Rc<Client>,
@ -53,31 +53,28 @@ impl WlDataDeviceManagerGlobal {
}
impl WlDataDeviceManagerObj {
async fn create_data_source(
&self,
parser: MsgParser<'_, '_>,
) -> Result<(), CreateDataSourceError> {
fn create_data_source(&self, parser: MsgParser<'_, '_>) -> Result<(), CreateDataSourceError> {
let req: CreateDataSource = self.client.parse(self, parser)?;
let res = Rc::new(WlDataSource::new(req.id, &self.client));
self.client.add_client_obj(&res)?;
Ok(())
}
async fn get_data_device(&self, parser: MsgParser<'_, '_>) -> Result<(), GetDataDeviceError> {
fn get_data_device(&self, parser: MsgParser<'_, '_>) -> Result<(), GetDataDeviceError> {
let req: GetDataDevice = self.client.parse(self, parser)?;
let res = Rc::new(WlDataDevice::new(req.id, &self.client));
self.client.add_client_obj(&res)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
self: &Rc<Self>,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlDataDeviceManagerError> {
match request {
CREATE_DATA_SOURCE => self.create_data_source(parser).await?,
GET_DATA_DEVICE => self.get_data_device(parser).await?,
CREATE_DATA_SOURCE => self.create_data_source(parser)?,
GET_DATA_DEVICE => self.get_data_device(parser)?,
_ => unreachable!(),
}
Ok(())

26
src/ifs/wl_data_offer/mod.rs
View file

@ -1,6 +1,6 @@
mod types;
use crate::client::{AddObj, Client};
use crate::client::Client;
use crate::object::{Interface, Object, ObjectId};
use crate::utils::buffd::MsgParser;
use std::rc::Rc;
@ -33,43 +33,43 @@ pub struct WlDataOffer {
}
impl WlDataOffer {
async fn accept(&self, parser: MsgParser<'_, '_>) -> Result<(), AcceptError> {
fn accept(&self, parser: MsgParser<'_, '_>) -> Result<(), AcceptError> {
let _req: Accept = self.client.parse(self, parser)?;
Ok(())
}
async fn receive(&self, parser: MsgParser<'_, '_>) -> Result<(), ReceiveError> {
fn receive(&self, parser: MsgParser<'_, '_>) -> Result<(), ReceiveError> {
let _req: Receive = self.client.parse(self, parser)?;
Ok(())
}
async fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
let _req: Destroy = self.client.parse(self, parser)?;
self.client.remove_obj(self).await?;
self.client.remove_obj(self)?;
Ok(())
}
async fn finish(&self, parser: MsgParser<'_, '_>) -> Result<(), FinishError> {
fn finish(&self, parser: MsgParser<'_, '_>) -> Result<(), FinishError> {
let _req: Finish = self.client.parse(self, parser)?;
Ok(())
}
async fn set_actions(&self, parser: MsgParser<'_, '_>) -> Result<(), SetActionsError> {
fn set_actions(&self, parser: MsgParser<'_, '_>) -> Result<(), SetActionsError> {
let _req: SetActions = self.client.parse(self, parser)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
self: &Rc<Self>,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlDataOfferError> {
match request {
ACCEPT => self.accept(parser).await?,
RECEIVE => self.receive(parser).await?,
DESTROY => self.destroy(parser).await?,
FINISH => self.finish(parser).await?,
SET_ACTIONS => self.set_actions(parser).await?,
ACCEPT => self.accept(parser)?,
RECEIVE => self.receive(parser)?,
DESTROY => self.destroy(parser)?,
FINISH => self.finish(parser)?,
SET_ACTIONS => self.set_actions(parser)?,
_ => unreachable!(),
}
Ok(())

18
src/ifs/wl_data_source/mod.rs
View file

@ -1,6 +1,6 @@
mod types;
use crate::client::{AddObj, Client};
use crate::client::Client;
use crate::object::{Interface, Object, ObjectId};
use crate::utils::buffd::MsgParser;
use std::rc::Rc;
@ -37,31 +37,31 @@ impl WlDataSource {
}
}
async fn offer(&self, parser: MsgParser<'_, '_>) -> Result<(), OfferError> {
fn offer(&self, parser: MsgParser<'_, '_>) -> Result<(), OfferError> {
let _req: Offer = self.client.parse(self, parser)?;
Ok(())
}
async fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
let _req: Destroy = self.client.parse(self, parser)?;
self.client.remove_obj(self).await?;
self.client.remove_obj(self)?;
Ok(())
}
async fn set_actions(&self, parser: MsgParser<'_, '_>) -> Result<(), SetActionsError> {
fn set_actions(&self, parser: MsgParser<'_, '_>) -> Result<(), SetActionsError> {
let _req: SetActions = self.client.parse(self, parser)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
self: &Rc<Self>,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlDataSourceError> {
match request {
OFFER => self.offer(parser).await?,
DESTROY => self.destroy(parser).await?,
SET_ACTIONS => self.set_actions(parser).await?,
OFFER => self.offer(parser)?,
DESTROY => self.destroy(parser)?,
SET_ACTIONS => self.set_actions(parser)?,
_ => unreachable!(),
}
Ok(())

19
src/ifs/wl_display/mod.rs
View file

@ -1,6 +1,6 @@
mod types;
use crate::client::{AddObj, Client, DynEventFormatter};
use crate::client::{Client, DynEventFormatter};
use crate::ifs::wl_callback::WlCallback;
use crate::ifs::wl_registry::WlRegistry;
use crate::object::{Interface, Object, ObjectId, WL_DISPLAY_ID};
@ -31,37 +31,36 @@ impl WlDisplay {
}
}
async fn handle_request_(
fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlDisplayError> {
match request {
SYNC => self.sync(parser).await?,
GET_REGISTRY => self.get_registry(parser).await?,
SYNC => self.sync(parser)?,
GET_REGISTRY => self.get_registry(parser)?,
_ => unreachable!(),
}
Ok(())
}
async fn sync(&self, parser: MsgParser<'_, '_>) -> Result<(), SyncError> {
fn sync(&self, parser: MsgParser<'_, '_>) -> Result<(), SyncError> {
let sync: Sync = self.client.parse(self, parser)?;
let cb = Rc::new(WlCallback::new(sync.callback));
self.client.add_client_obj(&cb)?;
self.client.event(cb.done()).await?;
self.client.remove_obj(&*cb).await?;
self.client.event(cb.done());
self.client.remove_obj(&*cb)?;
Ok(())
}
async fn get_registry(&self, parser: MsgParser<'_, '_>) -> Result<(), GetRegistryError> {
fn get_registry(&self, parser: MsgParser<'_, '_>) -> Result<(), GetRegistryError> {
let gr: GetRegistry = self.client.parse(self, parser)?;
let registry = Rc::new(WlRegistry::new(gr.registry, &self.client));
self.client.add_client_obj(&registry)?;
self.client
.state
.globals
.notify_all(&self.client, &registry)
.await?;
.notify_all(&self.client, &registry);
Ok(())
}

63
src/ifs/wl_output/mod.rs
View file

@ -1,12 +1,11 @@
mod types;
use crate::backend::Output;
use crate::client::{AddObj, Client, ClientId, DynEventFormatter, WlEvent};
use crate::client::{Client, ClientId, DynEventFormatter, WlEvent};
use crate::globals::{Global, GlobalName};
use crate::object::{Interface, Object, ObjectId};
use crate::utils::buffd::MsgParser;
use crate::utils::copyhashmap::CopyHashMap;
use ahash::AHashMap;
use std::cell::Cell;
use std::iter;
use std::rc::Rc;
@ -58,8 +57,8 @@ pub struct WlOutputGlobal {
output: Rc<dyn Output>,
pub x: Cell<i32>,
pub y: Cell<i32>,
width: Cell<u32>,
height: Cell<u32>,
width: Cell<i32>,
height: Cell<i32>,
bindings: CopyHashMap<(ClientId, WlOutputId), Rc<WlOutputObj>>,
}
@ -76,7 +75,7 @@ impl WlOutputGlobal {
}
}
pub async fn update_properties(&self) {
pub fn update_properties(&self) {
let width = self.output.width();
let height = self.output.height();
@ -85,34 +84,26 @@ impl WlOutputGlobal {
changed |= self.height.replace(height) != height;
if changed {
let mut clients = AHashMap::new();
{
let bindings = self.bindings.lock();
for binding in bindings.values() {
let events = [
binding.geometry(),
binding.mode(),
binding.scale(),
binding.done(),
];
let events = events
.into_iter()
.map(|e| WlEvent::Event(e))
.chain(iter::once(WlEvent::Flush));
for event in events {
if binding.client.event2_locked(event) {
clients.insert(binding.client.id, binding.client.clone());
}
}
let bindings = self.bindings.lock();
for binding in bindings.values() {
let events = [
binding.geometry(),
binding.mode(),
binding.scale(),
binding.done(),
];
let events = events
.into_iter()
.map(|e| WlEvent::Event(e))
.chain(iter::once(WlEvent::Flush));
for event in events {
binding.client.event2(event);
}
}
for client in clients.values() {
let _ = client.check_queue_size().await;
}
}
}
async fn bind_(
fn bind_(
self: Rc<Self>,
id: WlOutputId,
client: &Rc<Client>,
@ -126,13 +117,13 @@ impl WlOutputGlobal {
});
client.add_client_obj(&obj)?;
self.bindings.set((client.id, id), obj.clone());
client.event(obj.geometry()).await?;
client.event(obj.mode()).await?;
client.event(obj.geometry());
client.event(obj.mode());
if obj.send_scale() {
client.event(obj.scale()).await?;
client.event(obj.scale());
}
if obj.send_done() {
client.event(obj.done()).await?;
client.event(obj.done());
}
Ok(())
}
@ -213,20 +204,20 @@ impl WlOutputObj {
Box::new(Done { obj: self.clone() })
}
async fn release(&self, parser: MsgParser<'_, '_>) -> Result<(), ReleaseError> {
fn release(&self, parser: MsgParser<'_, '_>) -> Result<(), ReleaseError> {
let _req: Release = self.client.parse(self, parser)?;
self.global.bindings.remove(&(self.client.id, self.id));
self.client.remove_obj(self).await?;
self.client.remove_obj(self)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlOutputError> {
match request {
RELEASE => self.release(parser).await?,
RELEASE => self.release(parser)?,
_ => unreachable!(),
}
Ok(())

18
src/ifs/wl_region/mod.rs
View file

@ -1,6 +1,6 @@
mod types;
use crate::client::{AddObj, Client};
use crate::client::Client;
use crate::object::{Interface, Object, ObjectId};
use crate::pixman::Region;
use crate::utils::buffd::MsgParser;
@ -33,13 +33,13 @@ impl WlRegion {
self.rect.borrow().clone()
}
async fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
let _destroy: Destroy = self.client.parse(self, parser)?;
self.client.remove_obj(self).await?;
self.client.remove_obj(self)?;
Ok(())
}
async fn add(&self, parser: MsgParser<'_, '_>) -> Result<(), AddError> {
fn add(&self, parser: MsgParser<'_, '_>) -> Result<(), AddError> {
let add: Add = self.client.parse(self, parser)?;
if add.width < 0 || add.height < 0 {
return Err(AddError::NegativeExtents);
@ -49,7 +49,7 @@ impl WlRegion {
Ok(())
}
async fn subtract(&self, parser: MsgParser<'_, '_>) -> Result<(), SubtractError> {
fn subtract(&self, parser: MsgParser<'_, '_>) -> Result<(), SubtractError> {
let subtract: Subtract = self.client.parse(self, parser)?;
if subtract.width < 0 || subtract.height < 0 {
return Err(SubtractError::NegativeExtents);
@ -64,15 +64,15 @@ impl WlRegion {
Ok(())
}
async fn handle_request_(
fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlRegionError> {
match request {
DESTROY => self.destroy(parser).await?,
ADD => self.add(parser).await?,
SUBTRACT => self.subtract(parser).await?,
DESTROY => self.destroy(parser)?,
ADD => self.add(parser)?,
SUBTRACT => self.subtract(parser)?,
_ => unreachable!(),
}
Ok(())

8
src/ifs/wl_registry/mod.rs
View file

@ -41,7 +41,7 @@ impl WlRegistry {
})
}
async fn bind(&self, parser: MsgParser<'_, '_>) -> Result<(), BindError> {
fn bind(&self, parser: MsgParser<'_, '_>) -> Result<(), BindError> {
let bind: Bind = self.client.parse(self, parser)?;
let global = self.client.state.globals.get(bind.name)?;
if global.interface().name() != bind.interface {
@ -59,17 +59,17 @@ impl WlRegistry {
actual: bind.version,
}));
}
global.bind(&self.client, bind.id, bind.version).await?;
global.bind(&self.client, bind.id, bind.version)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlRegistryError> {
match request {
BIND => self.bind(parser).await?,
BIND => self.bind(parser)?,
_ => unreachable!(),
}
Ok(())

425
src/ifs/wl_seat/mod.rs
View file

@ -4,23 +4,27 @@ pub mod wl_pointer;
pub mod wl_touch;
use crate::backend::{KeyState, OutputId, ScrollAxis, Seat, SeatEvent};
use crate::client::{AddObj, Client, ClientId, DynEventFormatter};
use crate::client::{Client, ClientId, DynEventFormatter};
use crate::fixed::Fixed;
use crate::globals::{Global, GlobalName};
use crate::ifs::wl_seat::wl_keyboard::{WlKeyboard, WlKeyboardId};
use crate::ifs::wl_seat::wl_pointer::{WlPointer, WlPointerId};
use crate::ifs::wl_seat::wl_touch::WlTouch;
use crate::ifs::wl_surface::xdg_surface::xdg_toplevel::{XdgToplevel, XdgToplevelId};
use crate::ifs::wl_surface::WlSurface;
use crate::object::{Interface, Object, ObjectId};
use crate::tree::{Node, NodeBase, NodeKind, ToplevelNode};
use crate::tree::{FloatNode, Node};
use crate::utils::buffd::MsgParser;
use crate::utils::clonecell::CloneCell;
use crate::utils::copyhashmap::CopyHashMap;
use crate::xkbcommon::{ModifierState, XkbContext, XkbState, XKB_KEY_DOWN, XKB_KEY_UP};
use crate::utils::linkedlist::{LinkedList, LinkedNode};
use crate::xkbcommon::{ModifierState, XkbContext, XkbState};
use crate::State;
use ahash::{AHashMap, AHashSet};
use bstr::ByteSlice;
use std::cell::{Cell, RefCell};
use std::io::Write;
use std::ops::Deref;
use std::rc::Rc;
pub use types::*;
use uapi::{c, OwnedFd};
@ -43,6 +47,7 @@ const TOUCH: u32 = 4;
#[allow(dead_code)]
const MISSING_CAPABILITY: u32 = 0;
#[allow(dead_code)]
const BTN_LEFT: u32 = 0x110;
pub struct WlSeatGlobal {
@ -53,7 +58,9 @@ pub struct WlSeatGlobal {
move_start_pos: Cell<(Fixed, Fixed)>,
extents_start_pos: Cell<(i32, i32)>,
pos: Cell<(Fixed, Fixed)>,
cursor_node: CloneCell<Rc<dyn Node>>,
pointer_stack: RefCell<Vec<Rc<dyn Node>>>,
toplevel_focus_history: LinkedList<Rc<XdgToplevel>>,
toplevel_focus_stash: RefCell<AHashMap<XdgToplevelId, LinkedNode<Rc<XdgToplevel>>>>,
keyboard_node: CloneCell<Rc<dyn Node>>,
pressed_keys: RefCell<AHashSet<u32>>,
bindings: RefCell<AHashMap<ClientId, AHashMap<WlSeatId, Rc<WlSeatObj>>>>,
@ -89,7 +96,9 @@ impl WlSeatGlobal {
move_start_pos: Cell::new((Fixed(0), Fixed(0))),
extents_start_pos: Cell::new((0, 0)),
pos: Cell::new((Fixed(0), Fixed(0))),
cursor_node: CloneCell::new(state.root.clone()),
pointer_stack: RefCell::new(vec![]),
toplevel_focus_history: Default::default(),
toplevel_focus_stash: RefCell::new(Default::default()),
keyboard_node: CloneCell::new(state.root.clone()),
pressed_keys: RefCell::new(Default::default()),
bindings: Default::default(),
@ -99,34 +108,87 @@ impl WlSeatGlobal {
}
}
pub fn move_(&self, node: &Rc<ToplevelNode>) {
let cursor = self.cursor_node.get();
if cursor.id() == node.id() {
self.move_.set(true);
self.move_start_pos.set(self.pos.get());
let ex = node.common.extents.get();
self.extents_start_pos.set((ex.x, ex.y));
pub fn last_tiled_keyboard_toplevel(&self) -> Option<Rc<XdgToplevel>> {
for tl in self.toplevel_focus_history.rev_iter() {
if !tl.parent_is_float() {
return Some(tl.deref().clone());
}
}
None
}
pub async fn event(&self, event: SeatEvent) {
pub fn move_(&self, node: &Rc<FloatNode>) {
self.move_.set(true);
self.move_start_pos.set(self.pos.get());
let ex = node.position.get();
self.extents_start_pos.set((ex.x1(), ex.y1()));
}
pub fn event(&self, event: SeatEvent) {
match event {
SeatEvent::OutputPosition(o, x, y) => self.output_position_event(o, x, y).await,
SeatEvent::Motion(dx, dy) => self.motion_event(dx, dy).await,
SeatEvent::Button(b, s) => self.button_event(b, s).await,
SeatEvent::Scroll(d, a) => self.scroll_event(d, a).await,
SeatEvent::Key(k, s) => self.key_event(k, s).await,
SeatEvent::OutputPosition(o, x, y) => self.output_position_event(o, x, y),
SeatEvent::Motion(dx, dy) => self.motion_event(dx, dy),
SeatEvent::Button(b, s) => self.button_event(b, s),
SeatEvent::Scroll(d, a) => self.scroll_event(d, a),
SeatEvent::Key(k, s) => self.key_event(k, s),
}
}
async fn output_position_event(&self, output: OutputId, mut x: Fixed, mut y: Fixed) {
pub fn button_surface(&self, surface: &Rc<WlSurface>, button: u32, state: KeyState) {
let state = match state {
KeyState::Released => wl_pointer::RELEASED,
KeyState::Pressed => wl_pointer::PRESSED,
};
self.surface_pointer_event(surface, |p| p.button(0, 0, button, state));
}
pub fn focus_surface(&self, surface: &Rc<WlSurface>) {
let pressed_keys: Vec<_> = self.pressed_keys.borrow().iter().copied().collect();
self.surface_kb_event(&surface, |k| {
k.enter(0, surface.id, pressed_keys.clone())
});
let ModifierState {
mods_depressed,
mods_latched,
mods_locked,
group,
} = self.kb_state.borrow().mods();
self.surface_kb_event(surface, |k| {
k.modifiers(0, mods_depressed, mods_latched, mods_locked, group)
});
}
pub fn unfocus_surface(&self, surface: &Rc<WlSurface>) {
self.surface_kb_event(surface, |k| {
k.leave(0, surface.id)
})
}
fn focus_toplevel(&self, toplevel: &Rc<XdgToplevel>) {
let node = self.toplevel_focus_history.add_last(toplevel.clone());
self.toplevel_focus_stash
.borrow_mut()
.insert(toplevel.id, node);
self.keyboard_node.get().unfocus(self);
let focus_surface;
if let Some(ss) = toplevel.focus_subsurface.get() {
focus_surface = ss.surface.clone();
self.keyboard_node.set(ss);
} else {
focus_surface = toplevel.xdg.surface.clone();
self.keyboard_node.set(focus_surface.clone());
}
self.focus_surface(&focus_surface);
}
fn output_position_event(&self, output: OutputId, mut x: Fixed, mut y: Fixed) {
let output = match self.state.outputs.get(&output) {
Some(o) => o,
_ => return,
};
x += Fixed::from_int(output.x.get());
y += Fixed::from_int(output.y.get());
self.handle_new_position(x, y).await;
self.set_new_position(x, y);
}
fn for_each_seat<C>(&self, client: ClientId, mut f: C)
@ -165,175 +227,197 @@ impl WlSeatGlobal {
})
}
async fn tl_pointer_event<F>(&self, tl: &ToplevelNode, mut f: F)
fn surface_pointer_event<F>(&self, surface: &WlSurface, mut f: F)
where
F: FnMut(&Rc<WlPointer>) -> DynEventFormatter,
{
let client = &tl.surface.surface.surface.client;
let client = &surface.client;
self.for_each_pointer(client.id, |p| {
client.event_locked(f(p));
client.event(f(p));
});
let _ = client.flush().await;
client.flush();
}
async fn tl_kb_event<F>(&self, tl: &ToplevelNode, mut f: F)
fn surface_kb_event<F>(&self, surface: &WlSurface, mut f: F)
where
F: FnMut(&Rc<WlKeyboard>) -> DynEventFormatter,
{
let client = &tl.surface.surface.surface.client;
let client = &surface.client;
self.for_each_kb(client.id, |p| {
client.event_locked(f(p));
client.event(f(p));
});
let _ = client.flush().await;
client.flush();
}
async fn handle_new_position(&self, x: Fixed, y: Fixed) {
fn set_new_position(&self, x: Fixed, y: Fixed) {
self.pos.set((x, y));
let cur_node = self.cursor_node.get();
if self.move_.get() {
if let NodeKind::Toplevel(tn) = cur_node.into_kind() {
let (move_start_x, move_start_y) = self.move_start_pos.get();
let (move_start_ex, move_start_ey) = self.extents_start_pos.get();
let mut ex = tn.common.extents.get();
ex.x = (x - move_start_x).round_down() + move_start_ex;
ex.y = (y - move_start_y).round_down() + move_start_ey;
tn.common.extents.set(ex);
}
return;
}
let x_int = x.round_down();
let y_int = y.round_down();
let (node_dyn, x_int, y_int) = self.state.root.clone().find_node_at(x_int, y_int);
let mut x = x.apply_fract(x_int);
let mut y = x.apply_fract(y_int);
let node = node_dyn.clone().into_kind();
let mut enter = false;
if node_dyn.id() != cur_node.id() {
if let NodeKind::Toplevel(tl) = cur_node.into_kind() {
self.tl_pointer_event(&tl, |p| p.leave(0, tl.surface.surface.surface.id))
.await;
}
enter = true;
self.cursor_node.set(node_dyn);
}
if let NodeKind::Toplevel(tl) = &node {
let ee = tl.surface.surface.surface.effective_extents.get();
// log::trace!("{} {}", Fixed::from_int(ee.x1), Fixed::from_int(ee.y1));
x += Fixed::from_int(ee.x1);
y += Fixed::from_int(ee.y1);
if enter {
self.tl_pointer_event(tl, |p| p.enter(0, tl.surface.surface.surface.id, x, y))
.await;
}
self.tl_pointer_event(tl, |p| p.motion(0, x, y)).await;
self.tl_pointer_event(tl, |p| p.frame()).await;
}
self.handle_new_position(true);
}
async fn motion_event(&self, dx: Fixed, dy: Fixed) {
pub fn tree_changed(&self) {
log::info!("tree changed");
self.handle_new_position(false);
}
pub fn handle_new_position(&self, changed: bool) {
let (x, y) = self.pos.get();
self.handle_new_position(x + dx, y + dy).await;
let mut stack = self.pointer_stack.borrow_mut();
// if self.move_.get() {
// for node in stack.iter().rev() {
// if let NodeKind::Toplevel(tn) = node.clone().into_kind() {
// let (move_start_x, move_start_y) = self.move_start_pos.get();
// let (move_start_ex, move_start_ey) = self.extents_start_pos.get();
// let mut ex = tn.common.extents.get();
// ex.x = (x - move_start_x).round_down() + move_start_ex;
// ex.y = (y - move_start_y).round_down() + move_start_ey;
// tn.common.extents.set(ex);
// }
// }
// return;
// }
let mut x_int = x.round_down();
let mut y_int = y.round_down();
let mut node = Some(self.state.root.clone() as Rc<dyn Node>);
let divergence = 'outer: loop {
for i in 0..stack.len() {
match node.take() {
None => break 'outer i,
Some(n) if n.id() != stack[i].id() => {
node = Some(n);
break 'outer i;
}
Some(n) => {
if let Some(found) = n.find_child_at(x_int.into(), y_int.into()) {
node = Some(found.node);
x_int = found.x.into();
y_int = found.y.into();
}
}
}
}
break stack.len();
};
if divergence == stack.len() && node.is_none() {
if changed {
if let Some(node) = stack.last() {
node.motion(self, x.apply_fract(x_int), y.apply_fract(y_int));
}
}
} else {
for node in stack.drain(divergence..).rev() {
node.leave(self);
}
while let Some(n) = node.take() {
n.clone()
.enter(self, x.apply_fract(x_int), y.apply_fract(y_int));
if let Some(found) = n.find_child_at(x_int.into(), y_int.into()) {
node = Some(found.node);
x_int = found.x.into();
y_int = found.y.into();
}
stack.push(n);
}
}
}
async fn button_event(&self, button: u32, state: KeyState) {
pub fn leave_surface(&self, n: &WlSurface) {
self.surface_pointer_event(n, |p| p.leave(0, n.id));
}
pub fn enter_toplevel(&self, n: &Rc<XdgToplevel>) {
self.focus_toplevel(n);
}
pub fn enter_surface(&self, n: &WlSurface, x: Fixed, y: Fixed) {
self.surface_pointer_event(n, |p| p.enter(0, n.id, x, y));
}
pub fn motion_surface(&self, n: &WlSurface, x: Fixed, y: Fixed) {
self.surface_pointer_event(n, |p| p.motion(0, x, y));
self.surface_pointer_event(n, |p| p.frame());
}
fn motion_event(&self, dx: Fixed, dy: Fixed) {
let (x, y) = self.pos.get();
self.set_new_position(x + dx, y + dy);
}
fn button_event(&self, button: u32, state: KeyState) {
if state == KeyState::Released {
self.move_.set(false);
}
let node = self.cursor_node.get();
let node = match self.pointer_stack.borrow().last().cloned() {
Some(v) => v,
_ => return,
};
let mut enter = false;
if button == BTN_LEFT {
{
let kb_node = self.keyboard_node.get();
if kb_node.id() != node.id() {
enter = true;
if let NodeKind::Toplevel(tl) = kb_node.clone().into_kind() {
self.tl_kb_event(&tl, |k| k.leave(0, tl.surface.surface.surface.id))
.await;
}
kb_node.unfocus(self);
self.keyboard_node.set(node.clone());
}
}
if let NodeKind::Toplevel(node) = node.into_kind() {
let state = match state {
KeyState::Released => wl_pointer::RELEASED,
KeyState::Pressed => wl_pointer::PRESSED,
};
self.tl_pointer_event(&node, |p| p.button(0, 0, button, state))
.await;
if enter {
self.tl_kb_event(&node, |k| {
k.enter(
0,
node.surface.surface.surface.id,
self.pressed_keys.borrow().iter().cloned().collect(),
)
})
.await;
let ModifierState {
mods_depressed,
mods_latched,
mods_locked,
group,
} = self.kb_state.borrow().mods();
self.tl_kb_event(&node, |k| {
k.modifiers(0, mods_depressed, mods_latched, mods_locked, group)
})
.await;
}
node.clone().button(self, button, state);
if enter {
node.focus(self);
}
}
async fn scroll_event(&self, delta: i32, axis: ScrollAxis) {
let node = self.cursor_node.get().into_kind();
if let NodeKind::Toplevel(node) = node {
let axis = match axis {
ScrollAxis::Horizontal => wl_pointer::HORIZONTAL_SCROLL,
ScrollAxis::Vertical => wl_pointer::VERTICAL_SCROLL,
};
self.tl_pointer_event(&node, |p| p.axis(0, axis, Fixed::from_int(delta)))
.await;
self.tl_pointer_event(&node, |p| p.frame())
.await;
}
}
async fn key_event(&self, key: u32, state: KeyState) {
let (state, xkb_dir) = {
let mut pk = self.pressed_keys.borrow_mut();
match state {
KeyState::Released => {
if !pk.remove(&key) {
return;
}
(wl_keyboard::RELEASED, XKB_KEY_UP)
}
KeyState::Pressed => {
if !pk.insert(key) {
return;
}
(wl_keyboard::PRESSED, XKB_KEY_DOWN)
}
}
pub fn scroll_surface(&self, surface: &WlSurface, delta: i32, axis: ScrollAxis) {
let axis = match axis {
ScrollAxis::Horizontal => wl_pointer::HORIZONTAL_SCROLL,
ScrollAxis::Vertical => wl_pointer::VERTICAL_SCROLL,
};
let mods = self.kb_state.borrow_mut().update(key, xkb_dir);
let node = self.keyboard_node.get().into_kind();
if let NodeKind::Toplevel(node) = node {
self.tl_kb_event(&node, |k| k.key(0, 0, key, state)).await;
if let Some(mods) = mods {
self.tl_kb_event(&node, |k| {
k.modifiers(
0,
mods.mods_depressed,
mods.mods_latched,
mods.mods_locked,
mods.group,
)
})
.await;
}
self.surface_pointer_event(surface, |p| p.axis(0, axis, Fixed::from_int(delta)));
self.surface_pointer_event(surface, |p| p.frame());
}
fn scroll_event(&self, delta: i32, axis: ScrollAxis) {
if let Some(node) = self.pointer_stack.borrow().last().cloned() {
node.scroll(self, delta, axis);
}
}
async fn bind_(
fn key_event(&self, _key: u32, _state: KeyState) {
// let (state, xkb_dir) = {
// let mut pk = self.pressed_keys.borrow_mut();
// match state {
// KeyState::Released => {
// if !pk.remove(&key) {
// return;
// }
// (wl_keyboard::RELEASED, XKB_KEY_UP)
// }
// KeyState::Pressed => {
// if !pk.insert(key) {
// return;
// }
// (wl_keyboard::PRESSED, XKB_KEY_DOWN)
// }
// }
// };
// let mods = self.kb_state.borrow_mut().update(key, xkb_dir);
// let node = self.keyboard_node.get().into_kind();
// if let NodeKind::Toplevel(node) = node {
// self.tl_kb_event(&node, |k| k.key(0, 0, key, state)).await;
// if let Some(mods) = mods {
// self.tl_kb_event(&node, |k| {
// k.modifiers(
// 0,
// mods.mods_depressed,
// mods.mods_latched,
// mods.mods_locked,
// mods.group,
// )
// })
// .await;
// }
// }
}
fn bind_(
self: Rc<Self>,
id: WlSeatId,
client: &Rc<Client>,
@ -348,7 +432,7 @@ impl WlSeatGlobal {
version,
});
client.add_client_obj(&obj)?;
client.event(obj.capabilities()).await?;
client.event(obj.capabilities());
{
let mut bindings = self.bindings.borrow_mut();
let bindings = bindings.entry(client.id).or_insert_with(Default::default);
@ -399,14 +483,11 @@ impl WlSeatObj {
})
}
pub fn move_(&self, node: &Rc<ToplevelNode>) {
pub fn move_(&self, node: &Rc<FloatNode>) {
self.global.move_(node);
}
async fn get_pointer(
self: &Rc<Self>,
parser: MsgParser<'_, '_>,
) -> Result<(), GetPointerError> {
fn get_pointer(self: &Rc<Self>, parser: MsgParser<'_, '_>) -> Result<(), GetPointerError> {
let req: GetPointer = self.client.parse(&**self, parser)?;
let p = Rc::new(WlPointer::new(req.id, self));
self.client.add_client_obj(&p)?;
@ -414,31 +495,25 @@ impl WlSeatObj {
Ok(())
}
async fn get_keyboard(
self: &Rc<Self>,
parser: MsgParser<'_, '_>,
) -> Result<(), GetKeyboardError> {
fn get_keyboard(self: &Rc<Self>, parser: MsgParser<'_, '_>) -> Result<(), GetKeyboardError> {
let req: GetKeyboard = self.client.parse(&**self, parser)?;
let p = Rc::new(WlKeyboard::new(req.id, self));
self.client.add_client_obj(&p)?;
self.keyboards.set(req.id, p.clone());
self.client
.event(p.keymap(wl_keyboard::XKB_V1, p.keymap_fd()?, self.global.layout_size))
.await?;
self.client
.event(p.repeat_info(25, 250))
.await?;
.event(p.keymap(wl_keyboard::XKB_V1, p.keymap_fd()?, self.global.layout_size));
self.client.event(p.repeat_info(25, 250));
Ok(())
}
async fn get_touch(self: &Rc<Self>, parser: MsgParser<'_, '_>) -> Result<(), GetTouchError> {
fn get_touch(self: &Rc<Self>, parser: MsgParser<'_, '_>) -> Result<(), GetTouchError> {
let req: GetTouch = self.client.parse(&**self, parser)?;
let p = Rc::new(WlTouch::new(req.id, self));
self.client.add_client_obj(&p)?;
Ok(())
}
async fn release(&self, parser: MsgParser<'_, '_>) -> Result<(), ReleaseError> {
fn release(&self, parser: MsgParser<'_, '_>) -> Result<(), ReleaseError> {
let _req: Release = self.client.parse(self, parser)?;
{
let mut bindings = self.global.bindings.borrow_mut();
@ -446,20 +521,20 @@ impl WlSeatObj {
hm.remove(&self.id);
}
}
self.client.remove_obj(self).await?;
self.client.remove_obj(self)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
self: &Rc<Self>,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlSeatError> {
match request {
GET_POINTER => self.get_pointer(parser).await?,
GET_KEYBOARD => self.get_keyboard(parser).await?,
GET_TOUCH => self.get_touch(parser).await?,
RELEASE => self.release(parser).await?,
GET_POINTER => self.get_pointer(parser)?,
GET_KEYBOARD => self.get_keyboard(parser)?,
GET_TOUCH => self.get_touch(parser)?,
RELEASE => self.release(parser)?,
_ => unreachable!(),
}
Ok(())

12
src/ifs/wl_seat/wl_keyboard/mod.rs
View file

@ -1,6 +1,6 @@
mod types;
use crate::client::{AddObj, DynEventFormatter};
use crate::client::DynEventFormatter;
use crate::ifs::wl_seat::WlSeatObj;
use crate::ifs::wl_surface::WlSurfaceId;
use crate::object::{Interface, Object, ObjectId};
@ -22,7 +22,9 @@ const REPEAT_INFO: u32 = 5;
const NO_KEYMAP: u32 = 0;
pub(super) const XKB_V1: u32 = 1;
#[allow(dead_code)]
pub(super) const RELEASED: u32 = 0;
#[allow(dead_code)]
pub(super) const PRESSED: u32 = 1;
id!(WlKeyboardId);
@ -142,20 +144,20 @@ impl WlKeyboard {
})
}
async fn release(&self, parser: MsgParser<'_, '_>) -> Result<(), ReleaseError> {
fn release(&self, parser: MsgParser<'_, '_>) -> Result<(), ReleaseError> {
let _req: Release = self.seat.client.parse(self, parser)?;
self.seat.keyboards.remove(&self.id);
self.seat.client.remove_obj(self).await?;
self.seat.client.remove_obj(self)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlKeyboardError> {
match request {
RELEASE => self.release(parser).await?,
RELEASE => self.release(parser)?,
_ => unreachable!(),
}
Ok(())

14
src/ifs/wl_seat/wl_pointer/mod.rs
View file

@ -1,6 +1,6 @@
mod types;
use crate::client::{AddObj, DynEventFormatter};
use crate::client::DynEventFormatter;
use crate::fixed::Fixed;
use crate::ifs::wl_seat::WlSeatObj;
use crate::ifs::wl_surface::WlSurfaceId;
@ -144,26 +144,26 @@ impl WlPointer {
})
}
async fn set_cursor(&self, parser: MsgParser<'_, '_>) -> Result<(), SetCursorError> {
fn set_cursor(&self, parser: MsgParser<'_, '_>) -> Result<(), SetCursorError> {
let _req: SetCursor = self.seat.client.parse(self, parser)?;
Ok(())
}
async fn release(&self, parser: MsgParser<'_, '_>) -> Result<(), ReleaseError> {
fn release(&self, parser: MsgParser<'_, '_>) -> Result<(), ReleaseError> {
let _req: Release = self.seat.client.parse(self, parser)?;
self.seat.pointers.remove(&self.id);
self.seat.client.remove_obj(self).await?;
self.seat.client.remove_obj(self)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlPointerError> {
match request {
SET_CURSOR => self.set_cursor(parser).await?,
RELEASE => self.release(parser).await?,
SET_CURSOR => self.set_cursor(parser)?,
RELEASE => self.release(parser)?,
_ => unreachable!(),
}
Ok(())

13
src/ifs/wl_seat/wl_touch/mod.rs
View file

@ -1,6 +1,5 @@
mod types;
use crate::client::AddObj;
use crate::ifs::wl_seat::WlSeatObj;
use crate::object::{Interface, Object, ObjectId};
use crate::utils::buffd::MsgParser;
@ -39,19 +38,15 @@ impl WlTouch {
}
}
async fn release(&self, parser: MsgParser<'_, '_>) -> Result<(), ReleaseError> {
fn release(&self, parser: MsgParser<'_, '_>) -> Result<(), ReleaseError> {
let _req: Release = self.seat.client.parse(self, parser)?;
self.seat.client.remove_obj(self).await?;
self.seat.client.remove_obj(self)?;
Ok(())
}
async fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlTouchError> {
fn handle_request_(&self, request: u32, parser: MsgParser<'_, '_>) -> Result<(), WlTouchError> {
match request {
RELEASE => self.release(parser).await?,
RELEASE => self.release(parser)?,
_ => unreachable!(),
}
Ok(())

24
src/ifs/wl_shm/mod.rs
View file

@ -1,6 +1,6 @@
mod types;
use crate::client::{AddObj, Client};
use crate::client::Client;
use crate::globals::{Global, GlobalName};
use crate::ifs::wl_shm_pool::WlShmPool;
use crate::object::{Interface, Object, ObjectId};
@ -29,7 +29,7 @@ impl WlShmGlobal {
Self { name }
}
async fn bind_(
fn bind_(
self: Rc<Self>,
id: WlShmId,
client: &Rc<Client>,
@ -42,19 +42,17 @@ impl WlShmGlobal {
});
client.add_client_obj(&obj)?;
for &format in client.state.formats.values() {
client
.event(Box::new(FormatE {
obj: obj.clone(),
format,
}))
.await?;
client.event(Box::new(FormatE {
obj: obj.clone(),
format,
}));
}
Ok(())
}
}
impl WlShmObj {
async fn create_pool(&self, parser: MsgParser<'_, '_>) -> Result<(), CreatePoolError> {
fn create_pool(&self, parser: MsgParser<'_, '_>) -> Result<(), CreatePoolError> {
let create: CreatePool = self.client.parse(self, parser)?;
if create.size < 0 {
return Err(CreatePoolError::NegativeSize);
@ -69,13 +67,9 @@ impl WlShmObj {
Ok(())
}
async fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlShmError> {
fn handle_request_(&self, request: u32, parser: MsgParser<'_, '_>) -> Result<(), WlShmError> {
match request {
CREATE_POOL => self.create_pool(parser).await?,
CREATE_POOL => self.create_pool(parser)?,
_ => unreachable!(),
}
Ok(())

24
src/ifs/wl_shm_pool/mod.rs
View file

@ -1,6 +1,6 @@
mod types;
use crate::client::{AddObj, Client};
use crate::client::Client;
use crate::clientmem::ClientMem;
use crate::ifs::wl_buffer::WlBuffer;
use crate::object::{Interface, Object, ObjectId};
@ -38,7 +38,7 @@ impl WlShmPool {
})
}
async fn create_buffer(&self, parser: MsgParser<'_, '_>) -> Result<(), CreateBufferError> {
fn create_buffer(&self, parser: MsgParser<'_, '_>) -> Result<(), CreateBufferError> {
let req: CreateBuffer = self.client.parse(self, parser)?;
let format = match self.client.state.formats.get(&req.format) {
Some(f) => *f,
@ -51,9 +51,9 @@ impl WlShmPool {
req.id,
&self.client,
req.offset as usize,
req.width as u32,
req.height as u32,
req.stride as u32,
req.width,
req.height,
req.stride,
format,
&self.mem.get(),
)?);
@ -61,13 +61,13 @@ impl WlShmPool {
Ok(())
}
async fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
let _req: Destroy = self.client.parse(self, parser)?;
self.client.remove_obj(self).await?;
self.client.remove_obj(self)?;
Ok(())
}
async fn resize(&self, parser: MsgParser<'_, '_>) -> Result<(), ResizeError> {
fn resize(&self, parser: MsgParser<'_, '_>) -> Result<(), ResizeError> {
let req: Resize = self.client.parse(self, parser)?;
if req.size < 0 {
return Err(ResizeError::NegativeSize);
@ -80,15 +80,15 @@ impl WlShmPool {
Ok(())
}
async fn handle_request_(
fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlShmPoolError> {
match request {
CREATE_BUFFER => self.create_buffer(parser).await?,
DESTROY => self.destroy(parser).await?,
RESIZE => self.resize(parser).await?,
CREATE_BUFFER => self.create_buffer(parser)?,
DESTROY => self.destroy(parser)?,
RESIZE => self.resize(parser)?,
_ => unreachable!(),
}
Ok(())

16
src/ifs/wl_subcompositor/mod.rs
View file

@ -1,6 +1,6 @@
mod types;
use crate::client::{AddObj, Client};
use crate::client::Client;
use crate::globals::{Global, GlobalName};
use crate::ifs::wl_surface::wl_subsurface::WlSubsurface;
use crate::object::{Interface, Object, ObjectId};
@ -30,7 +30,7 @@ impl WlSubcompositorGlobal {
Self { name }
}
async fn bind_(
fn bind_(
self: Rc<Self>,
id: WlSubcompositorId,
client: &Rc<Client>,
@ -46,13 +46,13 @@ impl WlSubcompositorGlobal {
}
impl WlSubcompositorObj {
async fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
let _req: Destroy = self.client.parse(self, parser)?;
self.client.remove_obj(self).await?;
self.client.remove_obj(self)?;
Ok(())
}
async fn get_subsurface(&self, parser: MsgParser<'_, '_>) -> Result<(), GetSubsurfaceError> {
fn get_subsurface(&self, parser: MsgParser<'_, '_>) -> Result<(), GetSubsurfaceError> {
let req: GetSubsurface = self.client.parse(self, parser)?;
let surface = self.client.get_surface(req.surface)?;
let parent = self.client.get_surface(req.parent)?;
@ -62,14 +62,14 @@ impl WlSubcompositorObj {
Ok(())
}
async fn handle_request_(
fn handle_request_(
self: &Rc<Self>,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlSubcompositorError> {
match request {
DESTROY => self.destroy(parser).await?,
GET_SUBSURFACE => self.get_subsurface(parser).await?,
DESTROY => self.destroy(parser)?,
GET_SUBSURFACE => self.get_subsurface(parser)?,
_ => unreachable!(),
}
Ok(())

560
src/ifs/wl_surface/mod.rs
View file

@ -2,26 +2,27 @@ mod types;
pub mod wl_subsurface;
pub mod xdg_surface;
use crate::client::{AddObj, Client, RequestParser};
use crate::client::{Client, RequestParser};
use crate::ifs::wl_buffer::WlBuffer;
use crate::ifs::wl_callback::WlCallback;
use crate::ifs::wl_surface::wl_subsurface::WlSubsurface;
use crate::ifs::wl_surface::xdg_surface::xdg_popup::XdgPopup;
use crate::ifs::wl_surface::xdg_surface::xdg_toplevel::XdgToplevel;
use crate::ifs::wl_surface::xdg_surface::XdgSurface;
use crate::object::{Interface, Object, ObjectId};
use crate::pixman::Region;
use crate::tree::{NodeBase, NodeCommon, ToplevelNode};
use crate::rect::Rect;
use crate::tree::{Node, NodeId};
use crate::utils::buffd::{MsgParser, MsgParserError};
use crate::utils::clonecell::CloneCell;
use crate::utils::copyhashmap::CopyHashMap;
use crate::utils::linkedlist::{LinkedList, Node as LinkNode};
use crate::utils::linkedlist::LinkedList;
use crate::NumCell;
use ahash::AHashMap;
use std::cell::{Cell, RefCell};
use std::mem;
use std::ops::{Deref, DerefMut};
use std::rc::Rc;
pub use types::*;
use crate::backend::{KeyState, ScrollAxis};
use crate::fixed::Fixed;
use crate::ifs::wl_seat::WlSeatGlobal;
const DESTROY: u32 = 0;
const ATTACH: u32 = 1;
@ -53,6 +54,8 @@ pub enum SurfaceRole {
None,
Subsurface,
XdgSurface,
XdgPopup,
XdgToplevel,
}
impl SurfaceRole {
@ -61,213 +64,189 @@ impl SurfaceRole {
SurfaceRole::None => "none",
SurfaceRole::Subsurface => "subsurface",
SurfaceRole::XdgSurface => "xdg_surface",
SurfaceRole::XdgPopup => "xdg_popup",
SurfaceRole::XdgToplevel => "xdg_toplevel",
}
}
}
pub struct WlSurface {
pub id: WlSurfaceId,
pub node_id: SurfaceNodeId,
pub client: Rc<Client>,
role: Cell<SurfaceRole>,
pending: PendingState,
input_region: Cell<Option<Region>>,
opaque_region: Cell<Option<Region>>,
pub extents: Cell<SurfaceExtents>,
pub effective_extents: Cell<SurfaceExtents>,
pub extents: Cell<Rect>,
pub need_extents_update: Cell<bool>,
pub effective_extents: Cell<Rect>,
pub buffer: CloneCell<Option<Rc<WlBuffer>>>,
pub buf_x: NumCell<i32>,
pub buf_y: NumCell<i32>,
pub children: RefCell<Option<Box<ParentData>>>,
role_data: RefCell<RoleData>,
ext: CloneCell<Rc<dyn SurfaceExt>>,
pub frame_requests: RefCell<Vec<Rc<WlCallback>>>,
}
#[derive(Debug, Copy, Clone, Eq, PartialEq, Default)]
pub struct SurfaceExtents {
pub x1: i32,
pub y1: i32,
pub x2: i32,
pub y2: i32,
#[derive(Debug, Copy, Clone, Eq, PartialEq)]
enum CommitContext {
RootCommit,
ChildCommit,
}
enum RoleData {
None,
Subsurface(Box<SubsurfaceData>),
XdgSurface(Box<XdgSurfaceData>),
#[derive(Debug, Copy, Clone, Eq, PartialEq)]
enum CommitAction {
ContinueCommit,
AbortCommit,
}
impl RoleData {
trait SurfaceExt {
fn pre_commit(self: Rc<Self>, ctx: CommitContext) -> CommitAction {
let _ = ctx;
CommitAction::ContinueCommit
}
fn post_commit(&self) {
// nothing
}
fn is_some(&self) -> bool {
!matches!(self, RoleData::None)
true
}
fn update_subsurface_parent_extents(&self) {
// nothing
}
fn subsurface_parent(&self) -> Option<Rc<WlSurface>> {
None
}
fn extents_changed(&self) {
// nothing
}
fn into_subsurface(self: Rc<Self>) -> Option<Rc<WlSubsurface>> {
None
}
fn into_node(self: Rc<Self>) -> Option<Rc<dyn Node>> {
None
}
}
pub struct NoneSurfaceExt;
impl SurfaceExt for NoneSurfaceExt {
fn is_some(&self) -> bool {
false
}
}
#[derive(Default)]
struct PendingState {
buffer: Cell<Option<Option<(i32, i32, Rc<WlBuffer>)>>>,
opaque_region: Cell<Option<Region>>,
input_region: Cell<Option<Region>>,
frame_request: RefCell<Vec<Rc<WlCallback>>>,
}
struct XdgSurfaceData {
xdg_surface: Rc<XdgSurface>,
requested_serial: u32,
acked_serial: Option<u32>,
role: XdgSurfaceRole,
extents: Option<SurfaceExtents>,
role_data: XdgSurfaceRoleData,
popups: CopyHashMap<WlSurfaceId, Rc<XdgPopup>>,
pending: PendingXdgSurfaceData,
}
#[derive(Default)]
struct PendingXdgSurfaceData {
extents: Cell<Option<SurfaceExtents>>,
}
#[derive(Copy, Clone, Debug, Eq, PartialEq)]
enum XdgSurfaceRole {
None,
Popup,
Toplevel,
}
impl XdgSurfaceRole {
fn is_compatible(self, role: XdgSurfaceRole) -> bool {
self == XdgSurfaceRole::None || self == role
}
}
enum XdgSurfaceRoleData {
None,
Popup(XdgPopupData),
Toplevel(XdgToplevelData),
}
impl XdgSurfaceRoleData {
fn is_some(&self) -> bool {
!matches!(self, XdgSurfaceRoleData::None)
}
}
struct XdgPopupData {
_popup: Rc<XdgPopup>,
parent: Option<Rc<XdgSurface>>,
}
struct XdgToplevelData {
toplevel: Rc<XdgToplevel>,
node: Option<ToplevelNodeHolder>,
}
struct ToplevelNodeHolder {
node: Rc<ToplevelNode>,
}
impl Drop for ToplevelNodeHolder {
fn drop(&mut self) {
mem::take(&mut *self.node.common.floating_outputs.borrow_mut());
}
}
struct SubsurfaceData {
subsurface: Rc<WlSubsurface>,
x: i32,
y: i32,
sync_requested: bool,
sync_ancestor: bool,
node: LinkNode<StackElement>,
depth: u32,
pending: PendingSubsurfaceData,
}
#[derive(Default)]
struct PendingSubsurfaceData {
node: Option<LinkNode<StackElement>>,
position: Option<(i32, i32)>,
}
#[derive(Default)]
pub struct ParentData {
subsurfaces: AHashMap<WlSurfaceId, Rc<WlSurface>>,
subsurfaces: AHashMap<WlSurfaceId, Rc<WlSubsurface>>,
pub below: LinkedList<StackElement>,
pub above: LinkedList<StackElement>,
}
pub struct StackElement {
pending: Cell<bool>,
pub surface: Rc<WlSurface>,
pub pending: Cell<bool>,
pub sub_surface: Rc<WlSubsurface>,
}
impl WlSurface {
pub fn new(id: WlSurfaceId, client: &Rc<Client>) -> Self {
Self {
id,
node_id: client.state.node_ids.next(),
client: client.clone(),
role: Cell::new(SurfaceRole::None),
pending: Default::default(),
input_region: Cell::new(None),
opaque_region: Cell::new(None),
extents: Default::default(),
need_extents_update: Cell::new(false),
effective_extents: Default::default(),
buffer: CloneCell::new(None),
buf_x: Default::default(),
buf_y: Default::default(),
children: Default::default(),
role_data: RefCell::new(RoleData::None),
ext: CloneCell::new(client.state.none_surface_ext.clone()),
frame_requests: RefCell::new(vec![]),
}
}
pub fn subsurface_position(&self) -> Option<(i32, i32)> {
let rd = self.role_data.borrow();
match rd.deref() {
RoleData::Subsurface(ss) => Some((ss.x, ss.y)),
_ => None,
fn set_role(&self, role: SurfaceRole) -> Result<(), WlSurfaceError> {
use SurfaceRole::*;
match (self.role.get(), role) {
(None, _) => {}
(old, new) if old == new => {}
(XdgSurface, XdgPopup) => {}
(XdgSurface, XdgToplevel) => {}
(old, new) => {
return Err(WlSurfaceError::IncompatibleRole {
id: self.id,
old,
new,
})
}
}
self.role.set(role);
Ok(())
}
fn unset_ext(&self) {
self.ext.set(self.client.state.none_surface_ext.clone());
}
fn calculate_extents(&self) {
{
let mut extents = SurfaceExtents::default();
if let Some(b) = self.buffer.get() {
extents.x2 = b.width as i32;
extents.y2 = b.height as i32;
}
let children = self.children.borrow();
if let Some(children) = &*children {
for surface in children.subsurfaces.values() {
let rd = surface.role_data.borrow();
if let RoleData::Subsurface(ss) = &*rd {
let ss_extents = surface.extents.get();
extents.x1 = extents.x1.min(ss_extents.x1 + ss.x);
extents.y1 = extents.y1.min(ss_extents.y1 + ss.y);
extents.x2 = extents.x2.max(ss_extents.x2 + ss.x);
extents.y2 = extents.y2.max(ss_extents.y2 + ss.y);
}
let old_extents = self.extents.get();
let mut extents = Rect::new_empty(0, 0);
if let Some(b) = self.buffer.get() {
extents = b.rect;
}
let children = self.children.borrow();
if let Some(children) = &*children {
for ss in children.subsurfaces.values() {
let ce = ss.surface.extents.get();
if !ce.is_empty() {
let cp = ss.position.get();
let ce = ce.move_(cp.x1(), cp.y1());
extents = if extents.is_empty() {
ce
} else {
extents.union(ce)
};
}
}
self.extents.set(extents);
}
let parent = {
let rd = self.role_data.borrow();
match &*rd {
RoleData::Subsurface(ss) => ss.subsurface.parent.clone(),
_ => return,
}
};
parent.calculate_extents();
self.extents.set(extents);
self.need_extents_update.set(false);
if old_extents != extents {
self.ext.get().extents_changed()
}
}
pub fn get_root(self: &Rc<Self>) -> Rc<WlSurface> {
let mut root = self.clone();
loop {
let tmp = root;
let data = tmp.role_data.borrow();
match &*data {
RoleData::Subsurface(d) => root = d.subsurface.parent.clone(),
_ => {
drop(data);
return tmp;
}
if let Some(parent) = root.ext.get().subsurface_parent() {
root = parent;
continue;
}
break;
}
root
}
fn parse<'a, T: RequestParser<'a>>(
@ -277,16 +256,16 @@ impl WlSurface {
self.client.parse(self, parser)
}
async fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
let _req: Destroy = self.parse(parser)?;
if self.role_data.borrow().is_some() {
if self.ext.get().is_some() {
return Err(DestroyError::ReloObjectStillExists);
}
{
let mut children = self.children.borrow_mut();
if let Some(children) = &mut *children {
for surface in children.subsurfaces.values() {
*surface.role_data.borrow_mut() = RoleData::None;
for ss in children.subsurfaces.values() {
ss.surface.unset_ext();
}
}
*children = None;
@ -297,62 +276,27 @@ impl WlSurface {
buffer.surfaces.remove(&self.id);
}
}
self.client.remove_obj(self).await?;
self.client.remove_obj(self)?;
Ok(())
}
async fn attach(&self, parser: MsgParser<'_, '_>) -> Result<(), AttachError> {
fn attach(&self, parser: MsgParser<'_, '_>) -> Result<(), AttachError> {
let req: Attach = self.parse(parser)?;
{
if let Some(buffer) = self.buffer.take() {
self.client.event(buffer.release()).await?;
buffer.surfaces.remove(&self.id);
}
let mut rd = self.role_data.borrow_mut();
if req.buffer.is_some() {
self.buffer.set(Some(self.client.get_buffer(req.buffer)?));
if let RoleData::XdgSurface(xdg) = &mut *rd {
if let XdgSurfaceRoleData::Toplevel(td) = &mut xdg.role_data {
if td.node.is_none() {
let outputs = self.client.state.root.outputs.lock();
if let Some(output) = outputs.values().next() {
let node = Rc::new(ToplevelNode {
common: NodeCommon {
extents: Cell::new(Default::default()),
id: self.client.state.node_ids.next(),
parent: Some(output.clone()),
floating_outputs: RefCell::new(Default::default()),
},
surface: td.toplevel.clone(),
});
td.node = Some(ToplevelNodeHolder { node: node.clone() });
let link = output.floating.add_last(node.clone());
node.common
.floating_outputs
.borrow_mut()
.insert(output.id(), link);
}
}
}
}
} else {
self.buffer.set(None);
if let RoleData::XdgSurface(xdg) = &mut *rd {
if let XdgSurfaceRoleData::Toplevel(td) = &mut xdg.role_data {
td.node = None;
}
}
}
}
let buf = if req.buffer.is_some() {
Some((req.x, req.y, self.client.get_buffer(req.buffer)?))
} else {
None
};
self.pending.buffer.set(Some(buf));
Ok(())
}
async fn damage(&self, parser: MsgParser<'_, '_>) -> Result<(), DamageError> {
fn damage(&self, parser: MsgParser<'_, '_>) -> Result<(), DamageError> {
let _req: Damage = self.parse(parser)?;
Ok(())
}
async fn frame(&self, parser: MsgParser<'_, '_>) -> Result<(), FrameError> {
fn frame(&self, parser: MsgParser<'_, '_>) -> Result<(), FrameError> {
let req: Frame = self.parse(parser)?;
let cb = Rc::new(WlCallback::new(req.callback));
self.client.add_client_obj(&cb)?;
@ -360,49 +304,57 @@ impl WlSurface {
Ok(())
}
async fn set_opaque_region(
&self,
parser: MsgParser<'_, '_>,
) -> Result<(), SetOpaqueRegionError> {
fn set_opaque_region(&self, parser: MsgParser<'_, '_>) -> Result<(), SetOpaqueRegionError> {
let region: SetOpaqueRegion = self.parse(parser)?;
let region = self.client.get_region(region.region)?;
self.pending.opaque_region.set(Some(region.region()));
Ok(())
}
async fn set_input_region(&self, parser: MsgParser<'_, '_>) -> Result<(), SetInputRegionError> {
fn set_input_region(&self, parser: MsgParser<'_, '_>) -> Result<(), SetInputRegionError> {
let req: SetInputRegion = self.parse(parser)?;
let region = self.client.get_region(req.region)?;
self.pending.input_region.set(Some(region.region()));
Ok(())
}
fn do_commit(&self) {
let mut xdg_extents = None;
let mut td_node = None;
fn do_commit(&self, ctx: CommitContext) {
let ext = self.ext.get();
if ext.clone().pre_commit(ctx) == CommitAction::AbortCommit {
return;
}
{
let mut rd = self.role_data.borrow_mut();
match &mut *rd {
RoleData::None => {}
RoleData::Subsurface(ss) => {
if let Some(v) = ss.pending.node.take() {
v.pending.set(false);
ss.node = v;
}
if let Some((x, y)) = ss.pending.position.take() {
ss.x = x;
ss.y = y;
}
let children = self.children.borrow();
if let Some(children) = children.deref() {
for child in children.subsurfaces.values() {
child.surface.do_commit(CommitContext::ChildCommit);
}
RoleData::XdgSurface(xdg) => {
if let Some(extents) = xdg.pending.extents.take() {
xdg.extents = Some(extents);
}
xdg_extents = xdg.extents;
if let XdgSurfaceRoleData::Toplevel(tl) = &xdg.role_data {
td_node = tl.node.as_ref().map(|n| n.node.clone());
}
}
}
if let Some(buffer_change) = self.pending.buffer.take() {
let mut old_size = None;
let mut new_size = None;
log::info!("changing buffer");
if let Some(buffer) = self.buffer.take() {
log::info!("releasing buffer {}", buffer.id());
old_size = Some(buffer.rect);
self.client.event(buffer.release());
buffer.surfaces.remove(&self.id);
}
if let Some((dx, dy, buffer)) = buffer_change {
new_size = Some(buffer.rect);
self.buffer.set(Some(buffer));
self.buf_x.fetch_add(dx);
self.buf_y.fetch_add(dy);
if (dx, dy) != (0, 0) {
self.need_extents_update.set(true);
}
} else {
self.buf_x.set(0);
self.buf_y.set(0);
}
if old_size != new_size {
self.need_extents_update.set(true);
}
}
{
@ -417,71 +369,19 @@ impl WlSurface {
self.opaque_region.set(Some(region));
}
}
let mut committed_any_children = false;
{
let children = self.children.borrow();
if let Some(children) = children.deref() {
for child in children.subsurfaces.values() {
child.do_commit();
committed_any_children = true;
}
}
}
if !committed_any_children {
if self.need_extents_update.get() {
self.calculate_extents();
}
let mut effective_extents = self.extents.get();
if let Some(extents) = xdg_extents {
effective_extents.x1 = effective_extents.x1.max(extents.x1);
effective_extents.y1 = effective_extents.y1.max(extents.y1);
effective_extents.x2 = effective_extents.x2.min(extents.x2);
effective_extents.y2 = effective_extents.y2.min(extents.y2);
if effective_extents.x1 > effective_extents.x2 {
effective_extents.x1 = 0;
effective_extents.x2 = 0;
}
if effective_extents.y1 > effective_extents.y2 {
effective_extents.y1 = 0;
effective_extents.y2 = 0;
}
}
if let Some(node) = td_node {
let mut td_extents = node.common.extents.get();
td_extents.width = (effective_extents.x2 - effective_extents.x1) as u32;
td_extents.height = (effective_extents.y2 - effective_extents.y1) as u32;
node.common.extents.set(td_extents);
}
self.effective_extents.set(effective_extents);
ext.post_commit();
}
async fn commit(&self, parser: MsgParser<'_, '_>) -> Result<(), CommitError> {
fn commit(&self, parser: MsgParser<'_, '_>) -> Result<(), CommitError> {
let _req: Commit = self.parse(parser)?;
{
let rd = self.role_data.borrow();
match rd.deref() {
RoleData::Subsurface(ss) => {
if ss.sync_ancestor || ss.sync_requested {
return Ok(());
}
}
RoleData::XdgSurface(xdg) => {
if xdg.acked_serial != Some(xdg.requested_serial) {
if xdg.acked_serial.is_none() {
self.client
.event(xdg.xdg_surface.configure(xdg.requested_serial))
.await?;
}
return Ok(());
}
}
_ => {}
}
}
self.do_commit();
self.do_commit(CommitContext::RootCommit);
Ok(())
}
async fn set_buffer_transform(
fn set_buffer_transform(
&self,
parser: MsgParser<'_, '_>,
) -> Result<(), SetBufferTransformError> {
@ -489,36 +389,79 @@ impl WlSurface {
Ok(())
}
async fn set_buffer_scale(&self, parser: MsgParser<'_, '_>) -> Result<(), SetBufferScaleError> {
fn set_buffer_scale(&self, parser: MsgParser<'_, '_>) -> Result<(), SetBufferScaleError> {
let _req: SetBufferScale = self.parse(parser)?;
Ok(())
}
async fn damage_buffer(&self, parser: MsgParser<'_, '_>) -> Result<(), DamageBufferError> {
fn damage_buffer(&self, parser: MsgParser<'_, '_>) -> Result<(), DamageBufferError> {
let _req: DamageBuffer = self.parse(parser)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlSurfaceError> {
match request {
DESTROY => self.destroy(parser).await?,
ATTACH => self.attach(parser).await?,
DAMAGE => self.damage(parser).await?,
FRAME => self.frame(parser).await?,
SET_OPAQUE_REGION => self.set_opaque_region(parser).await?,
SET_INPUT_REGION => self.set_input_region(parser).await?,
COMMIT => self.commit(parser).await?,
SET_BUFFER_TRANSFORM => self.set_buffer_transform(parser).await?,
SET_BUFFER_SCALE => self.set_buffer_scale(parser).await?,
DAMAGE_BUFFER => self.damage_buffer(parser).await?,
DESTROY => self.destroy(parser)?,
ATTACH => self.attach(parser)?,
DAMAGE => self.damage(parser)?,
FRAME => self.frame(parser)?,
SET_OPAQUE_REGION => self.set_opaque_region(parser)?,
SET_INPUT_REGION => self.set_input_region(parser)?,
COMMIT => self.commit(parser)?,
SET_BUFFER_TRANSFORM => self.set_buffer_transform(parser)?,
SET_BUFFER_SCALE => self.set_buffer_scale(parser)?,
DAMAGE_BUFFER => self.damage_buffer(parser)?,
_ => unreachable!(),
}
Ok(())
}
fn find_surface_at(self: &Rc<Self>, x: i32, y: i32) -> Option<(Rc<Self>, i32, i32)> {
let buffer = match self.buffer.get() {
Some(b) => b,
_ => return None,
};
let children = self.children.borrow();
let children = match children.deref() {
Some(c) => c,
_ => {
return if buffer.rect.contains(x, y) {
Some((self.clone(), x, y))
} else {
None
};
}
};
let ss = |c: &LinkedList<StackElement>| {
for child in c.rev_iter() {
if child.pending.get() {
continue;
}
let pos = child.sub_surface.position.get();
if pos.contains(x, y) {
let (x, y) = pos.translate(x, y);
if let Some(res) = child.sub_surface.surface.find_surface_at(x, y) {
return Some(res);
}
}
}
None
};
if let Some(res) = ss(&children.above) {
return Some(res);
}
if buffer.rect.contains(x, y) {
return Some((self.clone(), x, y));
}
if let Some(res) = ss(&children.below) {
return Some(res);
}
None
}
}
handle_request!(WlSurface);
@ -538,8 +481,43 @@ impl Object for WlSurface {
fn break_loops(&self) {
*self.children.borrow_mut() = None;
*self.role_data.borrow_mut() = RoleData::None;
self.unset_ext();
mem::take(self.frame_requests.borrow_mut().deref_mut());
self.buffer.set(None);
}
}
tree_id!(SurfaceNodeId);
impl Node for WlSurface {
fn id(&self) -> NodeId {
self.node_id.into()
}
fn enter(self: Rc<Self>, seat: &WlSeatGlobal, x: Fixed, y: Fixed) {
seat.enter_surface(&self, x, y)
}
fn leave(&self, seat: &WlSeatGlobal) {
seat.leave_surface(self);
}
fn motion(&self, seat: &WlSeatGlobal, x: Fixed, y: Fixed) {
seat.motion_surface(self, x, y)
}
fn scroll(&self, seat: &WlSeatGlobal, delta: i32, axis: ScrollAxis) {
seat.scroll_surface(self, delta, axis);
}
fn button(self: Rc<Self>, seat: &WlSeatGlobal, button: u32, state: KeyState) {
seat.button_surface(&self, button, state);
}
fn focus(self: Rc<Self>, seat: &WlSeatGlobal) {
seat.focus_surface(&self);
}
fn unfocus(self: Rc<Self>, seat: &WlSeatGlobal) {
seat.unfocus_surface(&self);
}
}

13
src/ifs/wl_surface/types.rs
View file

@ -1,12 +1,15 @@
use crate::client::{ClientError, RequestParser};
use crate::ifs::wl_callback::WlCallbackId;
use crate::ifs::wl_region::WlRegionId;
use crate::ifs::wl_surface::{SurfaceRole, WlSurfaceId};
use crate::utils::buffd::{MsgParser, MsgParserError};
use std::fmt::{Debug, Formatter};
use thiserror::Error;
#[derive(Debug, Error)]
pub enum WlSurfaceError {
#[error(transparent)]
ClientError(Box<ClientError>),
#[error("Could not process `destroy` request")]
DestroyError(#[source] Box<DestroyError>),
#[error("Could not process `attach` request")]
@ -27,7 +30,14 @@ pub enum WlSurfaceError {
SetBufferScaleError(#[source] Box<SetBufferScaleError>),
#[error("Could not process `damage_buffer` request")]
DamageBufferError(#[source] Box<DamageBufferError>),
#[error("Surface {} cannot be assigned the role {} because it already has the role {}", .id, .new.name(), .old.name())]
IncompatibleRole {
id: WlSurfaceId,
old: SurfaceRole,
new: SurfaceRole,
},
}
efrom!(WlSurfaceError, ClientError, ClientError);
efrom!(WlSurfaceError, DestroyError, DestroyError);
efrom!(WlSurfaceError, AttachError, AttachError);
efrom!(WlSurfaceError, DamageError, DamageError);
@ -104,11 +114,14 @@ efrom!(SetInputRegionError, ClientError, ClientError);
#[derive(Debug, Error)]
pub enum CommitError {
#[error(transparent)]
WlSurfaceError(Box<WlSurfaceError>),
#[error("Parsing failed")]
ParseFailed(#[source] Box<MsgParserError>),
#[error(transparent)]
ClientError(Box<ClientError>),
}
efrom!(CommitError, WlSurfaceError, WlSurfaceError);
efrom!(CommitError, ParseFailed, MsgParserError);
efrom!(CommitError, ClientError, ClientError);

302
src/ifs/wl_surface/wl_subsurface/mod.rs
View file

@ -1,14 +1,21 @@
mod types;
use crate::client::AddObj;
use crate::ifs::wl_surface::{
RoleData, StackElement, SubsurfaceData, SurfaceRole, WlSurface, WlSurfaceId,
CommitAction, CommitContext, StackElement, SurfaceExt, SurfaceRole, WlSurface, WlSurfaceId,
};
use crate::object::{Interface, Object, ObjectId};
use crate::rect::Rect;
use crate::tree::{Node, NodeId};
use crate::utils::buffd::MsgParser;
use std::cell::Cell;
use crate::utils::linkedlist::LinkedNode;
use crate::NumCell;
use std::cell::{Cell, RefCell};
use std::ops::Deref;
use std::rc::Rc;
pub use types::*;
use crate::backend::{KeyState, ScrollAxis};
use crate::fixed::Fixed;
use crate::ifs::wl_seat::WlSeatGlobal;
const DESTROY: u32 = 0;
const SET_POSITION: u32 = 1;
@ -22,49 +29,57 @@ const BAD_SURFACE: u32 = 0;
const MAX_SUBSURFACE_DEPTH: u32 = 100;
tree_id!(SubsurfaceNodeId);
id!(WlSubsurfaceId);
pub struct WlSubsurface {
id: WlSubsurfaceId,
surface: Rc<WlSurface>,
node_id: SubsurfaceNodeId,
pub surface: Rc<WlSurface>,
pub(super) parent: Rc<WlSurface>,
pub position: Cell<Rect>,
sync_requested: Cell<bool>,
sync_ancestor: Cell<bool>,
node: RefCell<Option<LinkedNode<StackElement>>>,
depth: NumCell<u32>,
pending: PendingSubsurfaceData,
}
fn update_children_sync(surface: &Rc<WlSurface>, sync: bool) {
let children = surface.children.borrow();
#[derive(Default)]
struct PendingSubsurfaceData {
node: RefCell<Option<LinkedNode<StackElement>>>,
position: Cell<Option<(i32, i32)>>,
}
fn update_children_sync(surface: &WlSubsurface, sync: bool) {
let children = surface.surface.children.borrow();
if let Some(children) = &*children {
for child in children.subsurfaces.values() {
let mut data = child.role_data.borrow_mut();
if let RoleData::Subsurface(data) = &mut *data {
let was_sync = data.sync_ancestor || data.sync_requested;
data.sync_ancestor = sync;
let is_sync = data.sync_ancestor || data.sync_requested;
if was_sync != is_sync {
update_children_sync(child, sync);
}
let was_sync = child.sync();
child.sync_ancestor.set(sync);
let is_sync = child.sync();
if was_sync != is_sync {
update_children_sync(child, sync);
}
}
}
}
fn update_children_attach(
surface: &Rc<WlSurface>,
sync: bool,
surface: &WlSubsurface,
mut sync: bool,
depth: u32,
) -> Result<(), WlSubsurfaceError> {
let children = surface.children.borrow();
let children = surface.surface.children.borrow();
if let Some(children) = &*children {
for child in children.subsurfaces.values() {
let mut data = child.role_data.borrow_mut();
if let RoleData::Subsurface(data) = &mut *data {
data.depth = depth + 1;
if data.depth > MAX_SUBSURFACE_DEPTH {
return Err(WlSubsurfaceError::MaxDepthExceeded);
}
data.sync_ancestor = sync;
let sync = data.sync_ancestor || data.sync_requested;
update_children_attach(child, sync, depth + 1)?;
child.depth.set(depth + 1);
if depth + 1 > MAX_SUBSURFACE_DEPTH {
return Err(WlSubsurfaceError::MaxDepthExceeded);
}
child.sync_ancestor.set(sync);
sync |= child.sync_requested.get();
update_children_attach(child, sync, depth + 1)?;
}
}
Ok(())
@ -74,8 +89,15 @@ impl WlSubsurface {
pub fn new(id: WlSubsurfaceId, surface: &Rc<WlSurface>, parent: &Rc<WlSurface>) -> Self {
Self {
id,
node_id: surface.client.state.node_ids.next(),
surface: surface.clone(),
parent: parent.clone(),
position: Cell::new(Default::default()),
sync_requested: Cell::new(false),
sync_ancestor: Cell::new(false),
node: RefCell::new(None),
depth: NumCell::new(0),
pending: Default::default(),
}
}
@ -83,13 +105,8 @@ impl WlSubsurface {
if self.surface.id == self.parent.id {
return Err(WlSubsurfaceError::OwnParent(self.surface.id));
}
let old_ty = self.surface.role.get();
if !matches!(old_ty, SurfaceRole::None | SurfaceRole::Subsurface) {
return Err(WlSubsurfaceError::IncompatibleType(self.surface.id, old_ty));
}
self.surface.role.set(SurfaceRole::Subsurface);
let mut data = self.surface.role_data.borrow_mut();
if matches!(*data, RoleData::Subsurface(_)) {
self.surface.set_role(SurfaceRole::Subsurface)?;
if self.surface.ext.get().is_some() {
return Err(WlSubsurfaceError::AlreadyAttached(self.surface.id));
}
if self.surface.id == self.parent.get_root().id {
@ -98,10 +115,9 @@ impl WlSubsurface {
let mut sync_ancestor = false;
let mut depth = 1;
{
let data = self.parent.role_data.borrow();
if let RoleData::Subsurface(data) = &*data {
sync_ancestor = data.sync_requested || data.sync_ancestor;
depth = data.depth + 1;
if let Some(ss) = self.parent.ext.get().into_subsurface() {
sync_ancestor = ss.sync();
depth = ss.depth.get() + 1;
if depth >= MAX_SUBSURFACE_DEPTH {
return Err(WlSubsurfaceError::MaxDepthExceeded);
}
@ -110,138 +126,136 @@ impl WlSubsurface {
let node = {
let mut data = self.parent.children.borrow_mut();
let data = data.get_or_insert_with(Default::default);
data.subsurfaces
.insert(self.surface.id, self.surface.clone());
data.subsurfaces.insert(self.surface.id, self.clone());
data.above.add_first(StackElement {
pending: Cell::new(true),
surface: self.surface.clone(),
sub_surface: self.clone(),
})
};
*data = RoleData::Subsurface(Box::new(SubsurfaceData {
subsurface: self.clone(),
x: 0,
y: 0,
sync_requested: false,
sync_ancestor,
depth,
node,
pending: Default::default(),
}));
update_children_attach(&self.surface, sync_ancestor, depth)?;
*self.pending.node.borrow_mut() = Some(node);
self.sync_ancestor.set(sync_ancestor);
self.depth.set(depth);
self.surface.ext.set(self.clone());
update_children_attach(&self, sync_ancestor, depth)?;
Ok(())
}
async fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
let _req: Destroy = self.surface.client.parse(self, parser)?;
*self.surface.role_data.borrow_mut() = RoleData::None;
self.surface.unset_ext();
*self.node.borrow_mut() = None;
{
let mut children = self.parent.children.borrow_mut();
if let Some(children) = &mut *children {
children.subsurfaces.remove(&self.surface.id);
}
}
self.surface.client.remove_obj(self).await?;
self.parent.calculate_extents();
Ok(())
}
async fn set_position(&self, parser: MsgParser<'_, '_>) -> Result<(), SetPositionError> {
let req: SetPosition = self.surface.client.parse(self, parser)?;
let mut data = self.surface.role_data.borrow_mut();
if let RoleData::Subsurface(data) = &mut *data {
data.pending.position = Some((req.x, req.y));
if !self.surface.extents.get().is_empty() {
let mut parent_opt = Some(self.parent.clone());
while let Some(parent) = parent_opt.take() {
if !parent.need_extents_update.get() {
break;
}
parent.calculate_extents();
parent_opt = parent.ext.get().subsurface_parent();
}
}
self.surface.client.remove_obj(self)?;
Ok(())
}
fn place(&self, sibling: WlSurfaceId, above: bool) -> Result<(), PlacementError> {
fn set_position(&self, parser: MsgParser<'_, '_>) -> Result<(), SetPositionError> {
let req: SetPosition = self.surface.client.parse(self, parser)?;
self.pending.position.set(Some((req.x, req.y)));
Ok(())
}
fn place(self: &Rc<Self>, sibling: WlSurfaceId, above: bool) -> Result<(), PlacementError> {
if sibling == self.surface.id {
return Err(PlacementError::AboveSelf(sibling));
}
let mut data = self.surface.role_data.borrow_mut();
let pdata = self.parent.children.borrow();
if let (RoleData::Subsurface(data), Some(pdata)) = (&mut *data, &*pdata) {
if let Some(pdata) = &*pdata {
let element = StackElement {
pending: Cell::new(true),
surface: self.surface.clone(),
sub_surface: self.clone(),
};
if sibling == self.parent.id {
let node = match above {
let node = if sibling == self.parent.id {
match above {
true => pdata.above.add_first(element),
_ => pdata.below.add_last(element),
};
data.pending.node = Some(node);
}
} else {
let sibling = match pdata.subsurfaces.get(&sibling) {
Some(s) => s,
_ => return Err(PlacementError::NotASibling(sibling, self.surface.id)),
};
let sdata = sibling.role_data.borrow();
if let RoleData::Subsurface(p) = &*sdata {
let node = match &p.pending.node {
Some(n) => n,
_ => &p.node,
};
let node = match above {
true => node.append(element),
_ => node.prepend(element),
};
data.pending.node = Some(node);
let node = match sibling.pending.node.borrow().deref() {
Some(n) => n.to_ref(),
_ => match sibling.node.borrow().deref() {
Some(n) => n.to_ref(),
_ => return Ok(()),
},
};
match above {
true => node.append(element),
_ => node.prepend(element),
}
}
};
self.pending.node.borrow_mut().replace(node);
}
Ok(())
}
async fn place_above(&self, parser: MsgParser<'_, '_>) -> Result<(), PlaceAboveError> {
let req: PlaceAbove = self.surface.client.parse(self, parser)?;
fn place_above(self: &Rc<Self>, parser: MsgParser<'_, '_>) -> Result<(), PlaceAboveError> {
let req: PlaceAbove = self.surface.client.parse(self.deref(), parser)?;
self.place(req.sibling, true)?;
Ok(())
}
async fn place_below(&self, parser: MsgParser<'_, '_>) -> Result<(), PlaceBelowError> {
let req: PlaceBelow = self.surface.client.parse(self, parser)?;
fn place_below(self: &Rc<Self>, parser: MsgParser<'_, '_>) -> Result<(), PlaceBelowError> {
let req: PlaceBelow = self.surface.client.parse(self.deref(), parser)?;
self.place(req.sibling, false)?;
Ok(())
}
pub fn sync(&self) -> bool {
self.sync_requested.get() || self.sync_ancestor.get()
}
fn update_sync(&self, sync: bool) {
let mut data = self.surface.role_data.borrow_mut();
if let RoleData::Subsurface(data) = &mut *data {
let was_sync = data.sync_requested || data.sync_ancestor;
data.sync_requested = sync;
let is_sync = data.sync_requested || data.sync_ancestor;
if was_sync != is_sync {
update_children_sync(&self.surface, is_sync);
}
let was_sync = self.sync();
self.sync_requested.set(sync);
let is_sync = self.sync();
if was_sync != is_sync {
update_children_sync(self, is_sync);
}
}
async fn set_sync(&self, parser: MsgParser<'_, '_>) -> Result<(), SetSyncError> {
fn set_sync(&self, parser: MsgParser<'_, '_>) -> Result<(), SetSyncError> {
let _req: SetSync = self.surface.client.parse(self, parser)?;
self.update_sync(true);
Ok(())
}
async fn set_desync(&self, parser: MsgParser<'_, '_>) -> Result<(), SetDesyncError> {
fn set_desync(&self, parser: MsgParser<'_, '_>) -> Result<(), SetDesyncError> {
let _req: SetDesync = self.surface.client.parse(self, parser)?;
self.update_sync(false);
Ok(())
}
async fn handle_request_(
&self,
fn handle_request_(
self: &Rc<Self>,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), WlSubsurfaceError> {
match request {
DESTROY => self.destroy(parser).await?,
SET_POSITION => self.set_position(parser).await?,
PLACE_ABOVE => self.place_above(parser).await?,
PLACE_BELOW => self.place_below(parser).await?,
SET_SYNC => self.set_sync(parser).await?,
SET_DESYNC => self.set_desync(parser).await?,
DESTROY => self.destroy(parser)?,
SET_POSITION => self.set_position(parser)?,
PLACE_ABOVE => self.place_above(parser)?,
PLACE_BELOW => self.place_below(parser)?,
SET_SYNC => self.set_sync(parser)?,
SET_DESYNC => self.set_desync(parser)?,
_ => unreachable!(),
}
Ok(())
@ -263,3 +277,79 @@ impl Object for WlSubsurface {
SET_DESYNC + 1
}
}
impl SurfaceExt for WlSubsurface {
fn pre_commit(self: Rc<Self>, ctx: CommitContext) -> CommitAction {
if ctx == CommitContext::RootCommit && self.sync() {
log::info!("Aborting commit due to sync");
return CommitAction::AbortCommit;
}
CommitAction::ContinueCommit
}
fn post_commit(&self) {
if let Some(v) = self.pending.node.take() {
log::info!("post commit");
v.pending.set(false);
self.node.borrow_mut().replace(v);
}
if let Some((x, y)) = self.pending.position.take() {
if let Some(buffer) = self.surface.buffer.get() {
self.position.set(buffer.rect.move_(x, y));
self.parent.need_extents_update.set(true);
} else {
self.position.set(Rect::new_empty(x, y));
}
}
}
fn subsurface_parent(&self) -> Option<Rc<WlSurface>> {
Some(self.parent.clone())
}
fn extents_changed(&self) {
self.parent.need_extents_update.set(true);
}
fn into_subsurface(self: Rc<Self>) -> Option<Rc<WlSubsurface>> {
Some(self)
}
fn into_node(self: Rc<Self>) -> Option<Rc<dyn Node>> {
Some(self)
}
}
impl Node for WlSubsurface {
fn id(&self) -> NodeId {
self.node_id.into()
}
fn enter(self: Rc<Self>, seat: &WlSeatGlobal, x: Fixed, y: Fixed) {
seat.enter_surface(&self.surface, x, y)
}
fn leave(&self, seat: &WlSeatGlobal) {
seat.leave_surface(&self.surface);
}
fn motion(&self, seat: &WlSeatGlobal, x: Fixed, y: Fixed) {
seat.motion_surface(&self.surface, x, y)
}
fn button(self: Rc<Self>, seat: &WlSeatGlobal, button: u32, state: KeyState) {
seat.button_surface(&self.surface, button, state);
}
fn scroll(&self, seat: &WlSeatGlobal, delta: i32, axis: ScrollAxis) {
seat.scroll_surface(&self.surface, delta, axis);
}
fn focus(self: Rc<Self>, seat: &WlSeatGlobal) {
seat.focus_surface(&self.surface);
}
fn unfocus(self: Rc<Self>, seat: &WlSeatGlobal) {
seat.unfocus_surface(&self.surface)
}
}

7
src/ifs/wl_surface/wl_subsurface/types.rs
View file

@ -1,5 +1,5 @@
use crate::client::{ClientError, RequestParser};
use crate::ifs::wl_surface::{SurfaceRole, WlSurfaceId};
use crate::ifs::wl_surface::{WlSurfaceError, WlSurfaceId};
use crate::utils::buffd::{MsgParser, MsgParserError};
use std::fmt::{Debug, Formatter};
use thiserror::Error;
@ -18,8 +18,6 @@ pub enum WlSubsurfaceError {
SetSync(#[from] SetSyncError),
#[error("Could not process `set_desync` request")]
SetDesync(#[from] SetDesyncError),
#[error("Surface {0} cannot be assigned the role `Subsurface` because it already has the role `{1:?}`")]
IncompatibleType(WlSurfaceId, SurfaceRole),
#[error("Surface {0} already has an attached `wl_subsurface`")]
AlreadyAttached(WlSurfaceId),
#[error("Surface {0} cannot be made its own parent")]
@ -28,7 +26,10 @@ pub enum WlSubsurfaceError {
Ancestor(WlSurfaceId, WlSurfaceId),
#[error("Subsurfaces cannot be nested deeper than 100 levels")]
MaxDepthExceeded,
#[error(transparent)]
WlSurfaceError(Box<WlSurfaceError>),
}
efrom!(WlSubsurfaceError, WlSurfaceError, WlSurfaceError);
#[derive(Debug, Error)]
pub enum DestroyError {

291
src/ifs/wl_surface/xdg_surface/mod.rs
View file

@ -2,17 +2,19 @@ mod types;
pub mod xdg_popup;
pub mod xdg_toplevel;
use crate::client::{AddObj, DynEventFormatter};
use crate::ifs::wl_surface::xdg_surface::xdg_popup::XdgPopup;
use crate::client::DynEventFormatter;
use crate::ifs::wl_surface::xdg_surface::xdg_popup::{XdgPopup, XdgPopupId};
use crate::ifs::wl_surface::xdg_surface::xdg_toplevel::XdgToplevel;
use crate::ifs::wl_surface::{
RoleData, SurfaceExtents, SurfaceRole, WlSurface, XdgPopupData, XdgSurfaceData, XdgSurfaceRole,
XdgSurfaceRoleData, XdgToplevelData,
};
use crate::ifs::wl_surface::{CommitAction, CommitContext, SurfaceExt, SurfaceRole, WlSurface};
use crate::ifs::xdg_wm_base::XdgWmBaseObj;
use crate::object::{Interface, Object, ObjectId};
use crate::rect::Rect;
use crate::tree::Node;
use crate::utils::buffd::MsgParser;
use std::ops::DerefMut;
use crate::utils::clonecell::CloneCell;
use crate::utils::copyhashmap::CopyHashMap;
use crate::NumCell;
use std::cell::Cell;
use std::rc::Rc;
pub use types::*;
@ -36,6 +38,32 @@ pub struct XdgSurface {
id: XdgSurfaceId,
base: Rc<XdgWmBaseObj>,
pub surface: Rc<WlSurface>,
requested_serial: NumCell<u32>,
acked_serial: Cell<Option<u32>>,
geometry: Cell<Option<Rect>>,
extents: Cell<Rect>,
ext: CloneCell<Option<Rc<dyn XdgSurfaceExt>>>,
popups: CopyHashMap<XdgPopupId, Rc<XdgPopup>>,
pending: PendingXdgSurfaceData,
}
#[derive(Default)]
struct PendingXdgSurfaceData {
geometry: Cell<Option<Rect>>,
}
trait XdgSurfaceExt {
fn post_commit(self: Rc<Self>) {
// nothing
}
fn into_node(self: Rc<Self>) -> Option<Rc<dyn Node>> {
None
}
fn extents_changed(&self) {
// nothing
}
}
impl XdgSurface {
@ -44,9 +72,25 @@ impl XdgSurface {
id,
base: wm_base.clone(),
surface: surface.clone(),
requested_serial: NumCell::new(0),
acked_serial: Cell::new(None),
geometry: Cell::new(None),
extents: Cell::new(Default::default()),
ext: Default::default(),
popups: Default::default(),
pending: Default::default(),
}
}
pub fn geometry(&self) -> Option<Rect> {
self.geometry.get()
}
pub fn send_configure(self: &Rc<Self>) {
let serial = self.requested_serial.fetch_add(1) + 1;
self.surface.client.event(self.configure(serial));
}
pub fn configure(self: &Rc<Self>, serial: u32) -> DynEventFormatter {
Box::new(Configure {
obj: self.clone(),
@ -55,171 +99,125 @@ impl XdgSurface {
}
pub fn install(self: &Rc<Self>) -> Result<(), XdgSurfaceError> {
let old_role = self.surface.role.get();
if !matches!(old_role, SurfaceRole::None | SurfaceRole::XdgSurface) {
return Err(XdgSurfaceError::IncompatibleRole(self.surface.id, old_role));
}
self.surface.role.set(SurfaceRole::XdgSurface);
let mut data = self.surface.role_data.borrow_mut();
if data.is_some() {
self.surface.set_role(SurfaceRole::XdgSurface)?;
if self.surface.ext.get().is_some() {
return Err(XdgSurfaceError::AlreadyAttached(self.surface.id));
}
*data = RoleData::XdgSurface(Box::new(XdgSurfaceData {
xdg_surface: self.clone(),
requested_serial: 0,
acked_serial: None,
role: XdgSurfaceRole::None,
extents: None,
role_data: XdgSurfaceRoleData::None,
popups: Default::default(),
pending: Default::default(),
}));
self.surface.ext.set(self.clone());
Ok(())
}
async fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
let _req: Destroy = self.surface.client.parse(self, parser)?;
if self.ext.get().is_some() {
return Err(DestroyError::RoleNotYetDestroyed(self.id));
}
{
let mut data = self.surface.role_data.borrow_mut();
if let RoleData::XdgSurface(rd) = &*data {
if rd.role_data.is_some() {
return Err(DestroyError::RoleNotYetDestroyed(self.id));
}
let children = rd.popups.lock();
for child in children.values() {
let mut data = child.surface.surface.role_data.borrow_mut();
if let RoleData::XdgSurface(xdg) = &mut *data {
if let XdgSurfaceRoleData::Popup(p) = &mut xdg.role_data {
p.parent = None;
}
}
}
let children = self.popups.lock();
for child in children.values() {
child.parent.set(None);
}
*data = RoleData::None;
}
self.surface.unset_ext();
self.base.surfaces.remove(&self.id);
self.surface.client.remove_obj(self).await?;
self.surface.client.remove_obj(self)?;
Ok(())
}
async fn get_toplevel(
self: &Rc<Self>,
parser: MsgParser<'_, '_>,
) -> Result<(), GetToplevelError> {
fn get_toplevel(self: &Rc<Self>, parser: MsgParser<'_, '_>) -> Result<(), GetToplevelError> {
let req: GetToplevel = self.surface.client.parse(&**self, parser)?;
let mut data = self.surface.role_data.borrow_mut();
if let RoleData::XdgSurface(data) = &mut *data {
if !data.role.is_compatible(XdgSurfaceRole::Toplevel) {
return Err(GetToplevelError::IncompatibleRole);
}
if data.role_data.is_some() {
self.surface.client.protocol_error(
&**self,
ALREADY_CONSTRUCTED,
format!(
"wl_surface {} already has an assigned xdg_toplevel",
self.surface.id
),
);
return Err(GetToplevelError::AlreadyConstructed);
}
data.role = XdgSurfaceRole::Toplevel;
let toplevel = Rc::new(XdgToplevel::new(req.id, self));
self.surface.client.add_client_obj(&toplevel)?;
data.role_data = XdgSurfaceRoleData::Toplevel(XdgToplevelData {
toplevel,
node: None,
});
self.surface.set_role(SurfaceRole::XdgToplevel)?;
if self.ext.get().is_some() {
self.surface.client.protocol_error(
&**self,
ALREADY_CONSTRUCTED,
format!(
"wl_surface {} already has an assigned xdg_toplevel",
self.surface.id
),
);
return Err(GetToplevelError::AlreadyConstructed);
}
let toplevel = Rc::new(XdgToplevel::new(req.id, self));
self.surface.client.add_client_obj(&toplevel)?;
self.ext.set(Some(toplevel));
Ok(())
}
async fn get_popup(self: &Rc<Self>, parser: MsgParser<'_, '_>) -> Result<(), GetPopupError> {
fn get_popup(self: &Rc<Self>, parser: MsgParser<'_, '_>) -> Result<(), GetPopupError> {
let req: GetPopup = self.surface.client.parse(&**self, parser)?;
let mut data = self.surface.role_data.borrow_mut();
if let RoleData::XdgSurface(data) = &mut *data {
let mut parent = None;
if req.parent.is_some() {
parent = Some(self.surface.client.get_xdg_surface(req.parent)?);
}
if !data.role.is_compatible(XdgSurfaceRole::Popup) {
return Err(GetPopupError::IncompatibleRole);
}
if data.role_data.is_some() {
self.surface.client.protocol_error(
&**self,
ALREADY_CONSTRUCTED,
format!(
"wl_surface {} already has an assigned xdg_popup",
self.surface.id
),
);
return Err(GetPopupError::AlreadyConstructed);
}
data.role = XdgSurfaceRole::Popup;
let popup = Rc::new(XdgPopup::new(req.id, self));
self.surface.client.add_client_obj(&popup)?;
if let Some(parent) = &parent {
let mut data = parent.surface.role_data.borrow_mut();
if let RoleData::XdgSurface(xdg) = &mut *data {
xdg.popups.set(self.surface.id, popup.clone());
}
}
data.role_data = XdgSurfaceRoleData::Popup(XdgPopupData {
_popup: popup,
parent,
});
self.surface.set_role(SurfaceRole::XdgPopup)?;
let mut parent = None;
if req.parent.is_some() {
parent = Some(self.surface.client.get_xdg_surface(req.parent)?);
}
if self.ext.get().is_some() {
self.surface.client.protocol_error(
&**self,
ALREADY_CONSTRUCTED,
format!(
"wl_surface {} already has an assigned xdg_popup",
self.surface.id
),
);
return Err(GetPopupError::AlreadyConstructed);
}
let popup = Rc::new(XdgPopup::new(req.id, self, parent.as_ref()));
self.surface.client.add_client_obj(&popup)?;
if let Some(parent) = &parent {
parent.popups.set(req.id, popup.clone());
}
self.ext.set(Some(popup));
Ok(())
}
async fn set_window_geometry(
&self,
parser: MsgParser<'_, '_>,
) -> Result<(), SetWindowGeometryError> {
fn set_window_geometry(&self, parser: MsgParser<'_, '_>) -> Result<(), SetWindowGeometryError> {
let req: SetWindowGeometry = self.surface.client.parse(self, parser)?;
if req.height <= 0 || req.width <= 0 {
return Err(SetWindowGeometryError::NonPositiveWidthHeight);
}
let mut rd = self.surface.role_data.borrow_mut();
if let RoleData::XdgSurface(xdg) = rd.deref_mut() {
let extents = SurfaceExtents {
x1: req.x,
y1: req.y,
x2: req.x + req.width,
y2: req.y + req.height,
};
xdg.pending.extents.set(Some(extents));
}
let extents = Rect::new_sized(req.x, req.y, req.width, req.height).unwrap();
self.pending.geometry.set(Some(extents));
Ok(())
}
async fn ack_configure(&self, parser: MsgParser<'_, '_>) -> Result<(), AckConfigureError> {
fn ack_configure(&self, parser: MsgParser<'_, '_>) -> Result<(), AckConfigureError> {
let req: AckConfigure = self.surface.client.parse(self, parser)?;
let mut rd = self.surface.role_data.borrow_mut();
if let RoleData::XdgSurface(xdg) = rd.deref_mut() {
if xdg.requested_serial == req.serial {
xdg.acked_serial = Some(xdg.requested_serial);
}
if self.requested_serial.get() == req.serial {
self.acked_serial.set(Some(req.serial));
}
Ok(())
}
async fn handle_request_(
fn handle_request_(
self: &Rc<Self>,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), XdgSurfaceError> {
match request {
DESTROY => self.destroy(parser).await?,
GET_TOPLEVEL => self.get_toplevel(parser).await?,
GET_POPUP => self.get_popup(parser).await?,
SET_WINDOW_GEOMETRY => self.set_window_geometry(parser).await?,
ACK_CONFIGURE => self.ack_configure(parser).await?,
DESTROY => self.destroy(parser)?,
GET_TOPLEVEL => self.get_toplevel(parser)?,
GET_POPUP => self.get_popup(parser)?,
SET_WINDOW_GEOMETRY => self.set_window_geometry(parser)?,
ACK_CONFIGURE => self.ack_configure(parser)?,
_ => unreachable!(),
}
Ok(())
}
fn update_extents(&self) {
let old_extents = self.extents.get();
let mut new_extents = self.surface.extents.get();
if let Some(geometry) = self.geometry.get() {
new_extents = new_extents.intersect(geometry);
}
self.extents.set(new_extents);
if old_extents != new_extents {
if let Some(ext) = self.ext.get() {
ext.extents_changed();
}
}
}
}
handle_request!(XdgSurface);
@ -237,3 +235,40 @@ impl Object for XdgSurface {
ACK_CONFIGURE + 1
}
}
impl SurfaceExt for XdgSurface {
fn pre_commit(self: Rc<Self>, _ctx: CommitContext) -> CommitAction {
{
let ase = self.acked_serial.get();
let rse = self.requested_serial.get();
if ase != Some(rse) {
if ase.is_none() {
self.surface.client.event(self.configure(rse));
}
// return CommitAction::AbortCommit;
}
}
if let Some(geometry) = self.pending.geometry.take() {
self.geometry.set(Some(geometry));
self.update_extents();
}
CommitAction::ContinueCommit
}
fn post_commit(&self) {
if let Some(ext) = self.ext.get() {
ext.post_commit();
}
}
fn extents_changed(&self) {
self.update_extents();
}
fn into_node(self: Rc<Self>) -> Option<Rc<dyn Node>> {
match self.ext.get() {
Some(e) => e.into_node(),
_ => None,
}
}
}

17
src/ifs/wl_surface/xdg_surface/types.rs
View file

@ -2,7 +2,7 @@ use crate::client::{ClientError, EventFormatter, RequestParser};
use crate::ifs::wl_surface::xdg_surface::xdg_popup::XdgPopupId;
use crate::ifs::wl_surface::xdg_surface::xdg_toplevel::XdgToplevelId;
use crate::ifs::wl_surface::xdg_surface::{XdgSurface, XdgSurfaceId, CONFIGURE};
use crate::ifs::wl_surface::{SurfaceRole, WlSurfaceId};
use crate::ifs::wl_surface::{WlSurfaceError, WlSurfaceId};
use crate::ifs::xdg_positioner::XdgPositionerId;
use crate::object::Object;
use crate::utils::buffd::{MsgFormatter, MsgParser, MsgParserError};
@ -22,11 +22,12 @@ pub enum XdgSurfaceError {
SetWindowGeometryError(#[from] SetWindowGeometryError),
#[error("Could not process `ack_configure` request")]
AckConfigureError(#[from] AckConfigureError),
#[error("Surface {0} cannot be turned into a xdg_surface because it already has the role {}", .1.name())]
IncompatibleRole(WlSurfaceId, SurfaceRole),
#[error("Surface {0} cannot be turned into a xdg_surface because it already has an attached xdg_surface")]
AlreadyAttached(WlSurfaceId),
#[error(transparent)]
WlSurfaceError(Box<WlSurfaceError>),
}
efrom!(XdgSurfaceError, WlSurfaceError, WlSurfaceError);
#[derive(Debug, Error)]
pub enum DestroyError {
@ -46,13 +47,14 @@ pub enum GetToplevelError {
ParseFailed(#[source] Box<MsgParserError>),
#[error(transparent)]
ClientError(Box<ClientError>),
#[error("The surface already has a different role")]
IncompatibleRole,
#[error("The surface already has an assigned xdg_toplevel")]
AlreadyConstructed,
#[error(transparent)]
WlSurfaceError(Box<WlSurfaceError>),
}
efrom!(GetToplevelError, ParseFailed, MsgParserError);
efrom!(GetToplevelError, ClientError, ClientError);
efrom!(GetToplevelError, WlSurfaceError, WlSurfaceError);
#[derive(Debug, Error)]
pub enum GetPopupError {
@ -60,13 +62,14 @@ pub enum GetPopupError {
ParseFailed(#[source] Box<MsgParserError>),
#[error(transparent)]
ClientError(Box<ClientError>),
#[error("The surface already has a different role")]
IncompatibleRole,
#[error("The surface already has an assigned xdg_popup")]
AlreadyConstructed,
#[error(transparent)]
WlSurfaceError(Box<WlSurfaceError>),
}
efrom!(GetPopupError, ParseFailed, MsgParserError);
efrom!(GetPopupError, ClientError, ClientError);
efrom!(GetPopupError, WlSurfaceError, WlSurfaceError);
#[derive(Debug, Error)]
pub enum SetWindowGeometryError {

47
src/ifs/wl_surface/xdg_surface/xdg_popup/mod.rs
View file

@ -1,9 +1,10 @@
mod types;
use crate::ifs::wl_surface::xdg_surface::XdgSurface;
use crate::ifs::wl_surface::{RoleData, XdgSurfaceRoleData};
use crate::ifs::wl_surface::xdg_surface::{XdgSurface, XdgSurfaceExt};
use crate::object::{Interface, Object, ObjectId};
use crate::tree::{Node, NodeId};
use crate::utils::buffd::MsgParser;
use crate::utils::clonecell::CloneCell;
use std::rc::Rc;
pub use types::*;
@ -18,59 +19,55 @@ const REPOSITIONED: u32 = 2;
#[allow(dead_code)]
const INVALID_GRAB: u32 = 1;
tree_id!(PopupId);
id!(XdgPopupId);
pub struct XdgPopup {
id: XdgPopupId,
node_id: PopupId,
pub(in super::super) surface: Rc<XdgSurface>,
pub(super) parent: CloneCell<Option<Rc<XdgSurface>>>,
}
impl XdgPopup {
pub fn new(id: XdgPopupId, surface: &Rc<XdgSurface>) -> Self {
pub fn new(id: XdgPopupId, surface: &Rc<XdgSurface>, parent: Option<&Rc<XdgSurface>>) -> Self {
Self {
id,
node_id: surface.surface.client.state.node_ids.next(),
surface: surface.clone(),
parent: CloneCell::new(parent.cloned()),
}
}
async fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
let _req: Destroy = self.surface.surface.client.parse(self, parser)?;
{
let mut rd = self.surface.surface.role_data.borrow_mut();
if let RoleData::XdgSurface(xdg) = &mut *rd {
if let XdgSurfaceRoleData::Popup(p) = &xdg.role_data {
if let Some(p) = &p.parent {
let mut rd = p.surface.role_data.borrow_mut();
if let RoleData::XdgSurface(xdg) = &mut *rd {
xdg.popups.remove(&self.surface.surface.id);
}
}
}
xdg.role_data = XdgSurfaceRoleData::None;
if let Some(parent) = self.parent.take() {
parent.popups.remove(&self.id);
}
}
Ok(())
}
async fn grab(&self, parser: MsgParser<'_, '_>) -> Result<(), GrabError> {
fn grab(&self, parser: MsgParser<'_, '_>) -> Result<(), GrabError> {
let _req: Grab = self.surface.surface.client.parse(self, parser)?;
Ok(())
}
async fn reposition(&self, parser: MsgParser<'_, '_>) -> Result<(), RepositionError> {
fn reposition(&self, parser: MsgParser<'_, '_>) -> Result<(), RepositionError> {
let _req: Reposition = self.surface.surface.client.parse(self, parser)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), XdgPopupError> {
match request {
DESTROY => self.destroy(parser).await?,
GRAB => self.grab(parser).await?,
REPOSITION => self.reposition(parser).await?,
DESTROY => self.destroy(parser)?,
GRAB => self.grab(parser)?,
REPOSITION => self.reposition(parser)?,
_ => unreachable!(),
}
Ok(())
@ -92,3 +89,11 @@ impl Object for XdgPopup {
REPOSITION + 1
}
}
impl Node for XdgPopup {
fn id(&self) -> NodeId {
self.node_id.into()
}
}
impl XdgSurfaceExt for XdgPopup {}

345
src/ifs/wl_surface/xdg_surface/xdg_toplevel/mod.rs
View file

@ -1,10 +1,21 @@
mod types;
use crate::ifs::wl_surface::xdg_surface::XdgSurface;
use crate::ifs::wl_surface::{RoleData, XdgSurfaceRoleData};
use crate::client::DynEventFormatter;
use crate::fixed::Fixed;
use crate::ifs::wl_seat::WlSeatGlobal;
use crate::ifs::wl_surface::wl_subsurface::WlSubsurface;
use crate::ifs::wl_surface::xdg_surface::{XdgSurface, XdgSurfaceExt};
use crate::object::{Interface, Object, ObjectId};
use crate::rect::Rect;
use crate::render::Renderer;
use crate::tree::ContainerNode;
use crate::tree::{FloatNode, FoundNode, Node, NodeId, ToplevelNodeId, WorkspaceNode};
use crate::utils::buffd::MsgParser;
use crate::utils::clonecell::CloneCell;
use ahash::{AHashMap, AHashSet};
use num_derive::FromPrimitive;
use std::cell::{Cell, RefCell};
use std::mem;
use std::ops::Deref;
use std::rc::Rc;
pub use types::*;
@ -60,130 +71,245 @@ const STATE_TILED_BOTTOM: u32 = 8;
id!(XdgToplevelId);
pub struct XdgToplevel {
id: XdgToplevelId,
pub surface: Rc<XdgSurface>,
pub id: XdgToplevelId,
pub xdg: Rc<XdgSurface>,
pub node_id: ToplevelNodeId,
pub parent_node: CloneCell<Option<Rc<dyn Node>>>,
pub parent: CloneCell<Option<Rc<XdgToplevel>>>,
pub children: RefCell<AHashMap<XdgToplevelId, Rc<XdgToplevel>>>,
pub focus_subsurface: CloneCell<Option<Rc<WlSubsurface>>>,
states: RefCell<AHashSet<u32>>,
}
impl XdgToplevel {
pub fn new(id: XdgToplevelId, surface: &Rc<XdgSurface>) -> Self {
let mut states = AHashSet::new();
states.insert(STATE_TILED_LEFT);
states.insert(STATE_TILED_RIGHT);
states.insert(STATE_TILED_TOP);
states.insert(STATE_TILED_BOTTOM);
Self {
id,
surface: surface.clone(),
xdg: surface.clone(),
node_id: surface.surface.client.state.node_ids.next(),
parent_node: Default::default(),
parent: Default::default(),
children: RefCell::new(Default::default()),
focus_subsurface: Default::default(),
states: RefCell::new(states),
}
}
async fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
let _req: Destroy = self.surface.surface.client.parse(self, parser)?;
pub fn parent_is_float(&self) -> bool {
if let Some(parent) = self.parent_node.get() {
return parent.is_float();
}
false
}
pub fn configure(self: &Rc<Self>, width: i32, height: i32) -> DynEventFormatter {
Box::new(Configure {
obj: self.clone(),
width,
height,
states: self.states.borrow().iter().copied().collect(),
})
}
fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
let _req: Destroy = self.xdg.surface.client.parse(self, parser)?;
self.xdg.ext.set(None);
if let Some(parent) = self.parent_node.take() {
parent.remove_child(self);
}
{
let mut rd = self.surface.surface.role_data.borrow_mut();
if let RoleData::XdgSurface(rd) = &mut *rd {
rd.role_data = XdgSurfaceRoleData::None;
let mut children = self.children.borrow_mut();
for (_, child) in children.drain() {
child.parent.set(self.parent.get());
}
}
Ok(())
}
async fn set_parent(&self, parser: MsgParser<'_, '_>) -> Result<(), SetParentError> {
let _req: SetParent = self.surface.surface.client.parse(self, parser)?;
fn set_parent(&self, parser: MsgParser<'_, '_>) -> Result<(), SetParentError> {
let _req: SetParent = self.xdg.surface.client.parse(self, parser)?;
Ok(())
}
async fn set_title(&self, parser: MsgParser<'_, '_>) -> Result<(), SetTitleError> {
let _req: SetTitle = self.surface.surface.client.parse(self, parser)?;
fn set_title(&self, parser: MsgParser<'_, '_>) -> Result<(), SetTitleError> {
let _req: SetTitle = self.xdg.surface.client.parse(self, parser)?;
Ok(())
}
async fn set_app_id(&self, parser: MsgParser<'_, '_>) -> Result<(), SetAppIdError> {
let _req: SetAppId = self.surface.surface.client.parse(self, parser)?;
fn set_app_id(&self, parser: MsgParser<'_, '_>) -> Result<(), SetAppIdError> {
let _req: SetAppId = self.xdg.surface.client.parse(self, parser)?;
Ok(())
}
async fn show_window_menu(&self, parser: MsgParser<'_, '_>) -> Result<(), ShowWindowMenuError> {
let _req: ShowWindowMenu = self.surface.surface.client.parse(self, parser)?;
fn show_window_menu(&self, parser: MsgParser<'_, '_>) -> Result<(), ShowWindowMenuError> {
let _req: ShowWindowMenu = self.xdg.surface.client.parse(self, parser)?;
Ok(())
}
async fn move_(&self, parser: MsgParser<'_, '_>) -> Result<(), MoveError> {
let req: Move = self.surface.surface.client.parse(self, parser)?;
let rd = self.surface.surface.role_data.borrow();
if let RoleData::XdgSurface(xdg) = rd.deref() {
if let XdgSurfaceRoleData::Toplevel(tl) = &xdg.role_data {
if let Some(node) = tl.node.as_ref() {
let seat = self.surface.surface.client.get_wl_seat(req.seat)?;
seat.move_(&node.node);
}
fn move_(&self, parser: MsgParser<'_, '_>) -> Result<(), MoveError> {
let req: Move = self.xdg.surface.client.parse(self, parser)?;
let seat = self.xdg.surface.client.get_wl_seat(req.seat)?;
if let Some(parent) = self.parent_node.get() {
if let Some(float) = parent.into_float() {
seat.move_(&float);
}
}
Ok(())
}
async fn resize(&self, parser: MsgParser<'_, '_>) -> Result<(), ResizeError> {
let _req: Resize = self.surface.surface.client.parse(self, parser)?;
fn resize(&self, parser: MsgParser<'_, '_>) -> Result<(), ResizeError> {
let _req: Resize = self.xdg.surface.client.parse(self, parser)?;
Ok(())
}
async fn set_max_size(&self, parser: MsgParser<'_, '_>) -> Result<(), SetMaxSizeError> {
let _req: SetMaxSize = self.surface.surface.client.parse(self, parser)?;
fn set_max_size(&self, parser: MsgParser<'_, '_>) -> Result<(), SetMaxSizeError> {
let _req: SetMaxSize = self.xdg.surface.client.parse(self, parser)?;
Ok(())
}
async fn set_min_size(&self, parser: MsgParser<'_, '_>) -> Result<(), SetMinSizeError> {
let _req: SetMinSize = self.surface.surface.client.parse(self, parser)?;
fn set_min_size(&self, parser: MsgParser<'_, '_>) -> Result<(), SetMinSizeError> {
let _req: SetMinSize = self.xdg.surface.client.parse(self, parser)?;
Ok(())
}
async fn set_maximized(&self, parser: MsgParser<'_, '_>) -> Result<(), SetMaximizedError> {
let _req: SetMaximized = self.surface.surface.client.parse(self, parser)?;
fn set_maximized(&self, parser: MsgParser<'_, '_>) -> Result<(), SetMaximizedError> {
let _req: SetMaximized = self.xdg.surface.client.parse(self, parser)?;
Ok(())
}
async fn unset_maximized(&self, parser: MsgParser<'_, '_>) -> Result<(), UnsetMaximizedError> {
let _req: UnsetMaximized = self.surface.surface.client.parse(self, parser)?;
fn unset_maximized(&self, parser: MsgParser<'_, '_>) -> Result<(), UnsetMaximizedError> {
let _req: UnsetMaximized = self.xdg.surface.client.parse(self, parser)?;
Ok(())
}
async fn set_fullscreen(&self, parser: MsgParser<'_, '_>) -> Result<(), SetFullscreenError> {
let _req: SetFullscreen = self.surface.surface.client.parse(self, parser)?;
fn set_fullscreen(&self, parser: MsgParser<'_, '_>) -> Result<(), SetFullscreenError> {
let _req: SetFullscreen = self.xdg.surface.client.parse(self, parser)?;
Ok(())
}
async fn unset_fullscreen(
&self,
parser: MsgParser<'_, '_>,
) -> Result<(), UnsetFullscreenError> {
let _req: UnsetFullscreen = self.surface.surface.client.parse(self, parser)?;
fn unset_fullscreen(&self, parser: MsgParser<'_, '_>) -> Result<(), UnsetFullscreenError> {
let _req: UnsetFullscreen = self.xdg.surface.client.parse(self, parser)?;
Ok(())
}
async fn set_minimized(&self, parser: MsgParser<'_, '_>) -> Result<(), SetMinimizedError> {
let _req: SetMinimized = self.surface.surface.client.parse(self, parser)?;
fn set_minimized(&self, parser: MsgParser<'_, '_>) -> Result<(), SetMinimizedError> {
let _req: SetMinimized = self.xdg.surface.client.parse(self, parser)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), XdgToplevelError> {
match request {
DESTROY => self.destroy(parser).await?,
SET_PARENT => self.set_parent(parser).await?,
SET_TITLE => self.set_title(parser).await?,
SET_APP_ID => self.set_app_id(parser).await?,
SHOW_WINDOW_MENU => self.show_window_menu(parser).await?,
MOVE => self.move_(parser).await?,
RESIZE => self.resize(parser).await?,
SET_MAX_SIZE => self.set_max_size(parser).await?,
SET_MIN_SIZE => self.set_min_size(parser).await?,
SET_MAXIMIZED => self.set_maximized(parser).await?,
UNSET_MAXIMIZED => self.unset_maximized(parser).await?,
SET_FULLSCREEN => self.set_fullscreen(parser).await?,
UNSET_FULLSCREEN => self.unset_fullscreen(parser).await?,
SET_MINIMIZED => self.set_minimized(parser).await?,
DESTROY => self.destroy(parser)?,
SET_PARENT => self.set_parent(parser)?,
SET_TITLE => self.set_title(parser)?,
SET_APP_ID => self.set_app_id(parser)?,
SHOW_WINDOW_MENU => self.show_window_menu(parser)?,
MOVE => self.move_(parser)?,
RESIZE => self.resize(parser)?,
SET_MAX_SIZE => self.set_max_size(parser)?,
SET_MIN_SIZE => self.set_min_size(parser)?,
SET_MAXIMIZED => self.set_maximized(parser)?,
UNSET_MAXIMIZED => self.unset_maximized(parser)?,
SET_FULLSCREEN => self.set_fullscreen(parser)?,
UNSET_FULLSCREEN => self.unset_fullscreen(parser)?,
SET_MINIMIZED => self.set_minimized(parser)?,
_ => unreachable!(),
}
Ok(())
}
fn map_child(self: &Rc<Self>, parent: &XdgToplevel) {
let workspace = match parent.get_workspace() {
Some(w) => w,
_ => return self.map_tiled(),
};
let output = workspace.output.get();
let output_rect = output.position.get();
let position = {
let extents = self.xdg.extents.get().to_origin();
let width = extents.width();
let height = extents.height();
let mut x1 = output_rect.x1();
let mut y1 = output_rect.y1();
if width < output_rect.width() {
x1 += (output_rect.width() - width) as i32 / 2;
}
if height < output_rect.height() {
y1 += (output_rect.height() - height) as i32 / 2;
}
Rect::new_sized(x1, y1, width, height).unwrap()
};
let state = &self.xdg.surface.client.state;
let floater = Rc::new(FloatNode {
id: state.node_ids.next(),
visible: Cell::new(true),
position: Cell::new(position),
display: output.display.clone(),
display_link: Cell::new(None),
workspace_link: Cell::new(None),
workspace: CloneCell::new(workspace.clone()),
child: CloneCell::new(Some(self.clone())),
});
self.parent_node.set(Some(floater.clone()));
floater
.display_link
.set(Some(state.root.floaters.add_last(floater.clone())));
floater
.workspace_link
.set(Some(workspace.floaters.add_last(floater.clone())));
}
fn map_tiled(self: &Rc<Self>) {
log::info!("mapping tiled");
let state = &self.xdg.surface.client.state;
let seat = state.seat_queue.last();
if let Some(seat) = seat {
if let Some(prev) = seat.last_tiled_keyboard_toplevel() {
if let Some(container) = prev.parent_node.get() {
if let Some(container) = container.into_container() {
container.add_child_after(&*prev, self.clone());
self.parent_node.set(Some(container));
return;
}
}
}
}
let output = {
let outputs = state.root.outputs.lock();
outputs.values().next().cloned()
};
if let Some(output) = output {
if let Some(workspace) = output.workspace.get() {
if let Some(container) = workspace.container.get() {
container.append_child(self.clone());
self.parent_node.set(Some(container));
} else {
let container =
Rc::new(ContainerNode::new(state, workspace.clone(), self.clone()));
workspace.set_container(&container);
self.parent_node.set(Some(container));
};
return;
}
}
todo!("map_tiled");
}
fn get_workspace(&self) -> Option<Rc<WorkspaceNode>> {
match self.parent_node.get() {
Some(node) => node.get_workspace(),
_ => None,
}
}
}
handle_request!(XdgToplevel);
@ -200,4 +326,101 @@ impl Object for XdgToplevel {
fn num_requests(&self) -> u32 {
SET_MINIMIZED + 1
}
fn break_loops(&self) {
if let Some(parent) = self.parent_node.take() {
parent.remove_child(self);
}
self.parent.set(None);
let _children = mem::take(&mut *self.children.borrow_mut());
self.focus_subsurface.set(None);
}
}
impl Node for XdgToplevel {
fn id(&self) -> NodeId {
self.node_id.into()
}
fn clear(&self) {
self.parent_node.set(None);
}
fn find_child_at(&self, mut x: i32, mut y: i32) -> Option<FoundNode> {
if let Some(geo) = self.xdg.geometry.get() {
let (xt, yt) = geo.translate_inv(x, y);
x = xt;
y = yt;
}
match self.xdg.surface.find_surface_at(x, y) {
Some((node, x, y)) => Some(FoundNode {
node: if std::ptr::eq(node.deref(), self.xdg.surface.deref()) {
node
} else {
node.ext.get().into_node().unwrap()
},
x,
y,
contained: true,
}),
_ => None,
}
}
fn render(&self, renderer: &mut dyn Renderer, x: i32, y: i32) {
renderer.render_toplevel(self, x, y)
}
fn get_workspace(self: Rc<Self>) -> Option<Rc<WorkspaceNode>> {
self.deref().get_workspace()
}
fn enter(self: Rc<Self>, seat: &WlSeatGlobal, _x: Fixed, _y: Fixed) {
seat.enter_toplevel(&self);
}
fn change_size(self: Rc<Self>, width: i32, height: i32) {
self.xdg.surface.client.event(self.configure(width, height));
self.xdg.send_configure();
self.xdg.surface.client.flush();
}
}
impl XdgSurfaceExt for XdgToplevel {
fn post_commit(self: Rc<Self>) {
let surface = &self.xdg.surface;
if let Some(parent) = self.parent_node.get() {
if surface.buffer.get().is_none() {
parent.remove_child(&*self);
{
let new_parent = self.parent.get();
let mut children = self.children.borrow_mut();
for (_, child) in children.drain() {
child.parent.set(new_parent.clone());
}
}
surface.client.state.tree_changed();
}
} else if surface.buffer.get().is_some() {
if let Some(parent) = self.parent.get() {
self.map_child(&parent);
} else {
self.map_tiled();
}
self.extents_changed();
surface.client.state.tree_changed();
}
}
fn extents_changed(&self) {
if let Some(parent) = self.parent_node.get() {
let extents = self.xdg.extents.get();
parent.child_size_changed(self, extents.width(), extents.height());
self.xdg.surface.client.state.tree_changed();
}
}
fn into_node(self: Rc<Self>) -> Option<Rc<dyn Node>> {
Some(self)
}
}

46
src/ifs/xdg_positioner/mod.rs
View file

@ -1,6 +1,6 @@
mod types;
use crate::client::{AddObj, Client};
use crate::client::Client;
use crate::ifs::xdg_wm_base::XdgWmBaseObj;
use crate::object::{Interface, Object, ObjectId};
use crate::utils::buffd::MsgParser;
@ -118,13 +118,13 @@ impl XdgPositioner {
Box::new(*self.position.borrow())
}
async fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
let _req: Destroy = self.client.parse(self, parser)?;
self.client.remove_obj(self).await?;
self.client.remove_obj(self)?;
Ok(())
}
async fn set_size(&self, parser: MsgParser<'_, '_>) -> Result<(), SetSizeError> {
fn set_size(&self, parser: MsgParser<'_, '_>) -> Result<(), SetSizeError> {
let req: SetSize = self.client.parse(self, parser)?;
if req.width <= 0 || req.height <= 0 {
self.client.protocol_error(
@ -140,7 +140,7 @@ impl XdgPositioner {
Ok(())
}
async fn set_anchor_rect(&self, parser: MsgParser<'_, '_>) -> Result<(), SetAnchorRectError> {
fn set_anchor_rect(&self, parser: MsgParser<'_, '_>) -> Result<(), SetAnchorRectError> {
let req: SetAnchorRect = self.client.parse(self, parser)?;
if req.width < 0 || req.height < 0 {
self.client.protocol_error(
@ -158,7 +158,7 @@ impl XdgPositioner {
Ok(())
}
async fn set_anchor(&self, parser: MsgParser<'_, '_>) -> Result<(), SetAnchorError> {
fn set_anchor(&self, parser: MsgParser<'_, '_>) -> Result<(), SetAnchorError> {
let req: SetAnchor = self.client.parse(self, parser)?;
let anchor = match Anchor::from_u32(req.anchor) {
Some(a) => a,
@ -168,7 +168,7 @@ impl XdgPositioner {
Ok(())
}
async fn set_gravity(&self, parser: MsgParser<'_, '_>) -> Result<(), SetGravityError> {
fn set_gravity(&self, parser: MsgParser<'_, '_>) -> Result<(), SetGravityError> {
let req: SetGravity = self.client.parse(self, parser)?;
let gravity = match Gravity::from_u32(req.gravity) {
Some(a) => a,
@ -178,7 +178,7 @@ impl XdgPositioner {
Ok(())
}
async fn set_constraint_adjustment(
fn set_constraint_adjustment(
&self,
parser: MsgParser<'_, '_>,
) -> Result<(), SetConstraintAdjustmentError> {
@ -195,7 +195,7 @@ impl XdgPositioner {
Ok(())
}
async fn set_offset(&self, parser: MsgParser<'_, '_>) -> Result<(), SetOffsetError> {
fn set_offset(&self, parser: MsgParser<'_, '_>) -> Result<(), SetOffsetError> {
let req: SetOffset = self.client.parse(self, parser)?;
let mut position = self.position.borrow_mut();
position.off_x = req.x;
@ -203,13 +203,13 @@ impl XdgPositioner {
Ok(())
}
async fn set_reactive(&self, parser: MsgParser<'_, '_>) -> Result<(), SetReactiveError> {
fn set_reactive(&self, parser: MsgParser<'_, '_>) -> Result<(), SetReactiveError> {
let _req: SetReactive = self.client.parse(self, parser)?;
self.position.borrow_mut().reactive = true;
Ok(())
}
async fn set_parent_size(&self, parser: MsgParser<'_, '_>) -> Result<(), SetParentSizeError> {
fn set_parent_size(&self, parser: MsgParser<'_, '_>) -> Result<(), SetParentSizeError> {
let req: SetParentSize = self.client.parse(self, parser)?;
if req.parent_width < 0 || req.parent_height < 0 {
self.client.protocol_error(
@ -225,7 +225,7 @@ impl XdgPositioner {
Ok(())
}
async fn set_parent_configure(
fn set_parent_configure(
&self,
parser: MsgParser<'_, '_>,
) -> Result<(), SetParentConfigureError> {
@ -234,22 +234,22 @@ impl XdgPositioner {
Ok(())
}
async fn handle_request_(
fn handle_request_(
&self,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), XdgPositionerError> {
match request {
DESTROY => self.destroy(parser).await?,
SET_SIZE => self.set_size(parser).await?,
SET_ANCHOR_RECT => self.set_anchor_rect(parser).await?,
SET_ANCHOR => self.set_anchor(parser).await?,
SET_GRAVITY => self.set_gravity(parser).await?,
SET_CONSTRAINT_ADJUSTMENT => self.set_constraint_adjustment(parser).await?,
SET_OFFSET => self.set_offset(parser).await?,
SET_REACTIVE => self.set_reactive(parser).await?,
SET_PARENT_SIZE => self.set_parent_size(parser).await?,
SET_PARENT_CONFIGURE => self.set_parent_configure(parser).await?,
DESTROY => self.destroy(parser)?,
SET_SIZE => self.set_size(parser)?,
SET_ANCHOR_RECT => self.set_anchor_rect(parser)?,
SET_ANCHOR => self.set_anchor(parser)?,
SET_GRAVITY => self.set_gravity(parser)?,
SET_CONSTRAINT_ADJUSTMENT => self.set_constraint_adjustment(parser)?,
SET_OFFSET => self.set_offset(parser)?,
SET_REACTIVE => self.set_reactive(parser)?,
SET_PARENT_SIZE => self.set_parent_size(parser)?,
SET_PARENT_CONFIGURE => self.set_parent_configure(parser)?,
_ => unreachable!(),
}
Ok(())

24
src/ifs/xdg_wm_base/mod.rs
View file

@ -1,6 +1,6 @@
mod types;
use crate::client::{AddObj, Client};
use crate::client::Client;
use crate::globals::{Global, GlobalName};
use crate::ifs::wl_surface::xdg_surface::{XdgSurface, XdgSurfaceId};
use crate::ifs::xdg_positioner::XdgPositioner;
@ -47,7 +47,7 @@ impl XdgWmBaseGlobal {
Self { name }
}
async fn bind_(
fn bind_(
self: Rc<Self>,
id: XdgWmBaseId,
client: &Rc<Client>,
@ -65,7 +65,7 @@ impl XdgWmBaseGlobal {
}
impl XdgWmBaseObj {
async fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
let _req: Destroy = self.client.parse(self, parser)?;
if !self.surfaces.is_empty() {
self.client.protocol_error(
@ -78,11 +78,11 @@ impl XdgWmBaseObj {
);
return Err(DestroyError::DefunctSurfaces);
}
self.client.remove_obj(self).await?;
self.client.remove_obj(self)?;
Ok(())
}
async fn create_positioner(
fn create_positioner(
self: &Rc<Self>,
parser: MsgParser<'_, '_>,
) -> Result<(), CreatePositionerError> {
@ -92,7 +92,7 @@ impl XdgWmBaseObj {
Ok(())
}
async fn get_xdg_surface(
fn get_xdg_surface(
self: &Rc<Self>,
parser: MsgParser<'_, '_>,
) -> Result<(), GetXdgSurfaceError> {
@ -105,21 +105,21 @@ impl XdgWmBaseObj {
Ok(())
}
async fn pong(&self, parser: MsgParser<'_, '_>) -> Result<(), PongError> {
fn pong(&self, parser: MsgParser<'_, '_>) -> Result<(), PongError> {
let _req: Pong = self.client.parse(self, parser)?;
Ok(())
}
async fn handle_request_(
fn handle_request_(
self: &Rc<Self>,
request: u32,
parser: MsgParser<'_, '_>,
) -> Result<(), XdgWmBaseError> {
match request {
DESTROY => self.destroy(parser).await?,
CREATE_POSITIONER => self.create_positioner(parser).await?,
GET_XDG_SURFACE => self.get_xdg_surface(parser).await?,
PONG => self.pong(parser).await?,
DESTROY => self.destroy(parser)?,
CREATE_POSITIONER => self.create_positioner(parser)?,
GET_XDG_SURFACE => self.get_xdg_surface(parser)?,
PONG => self.pong(parser)?,
_ => unreachable!(),
}
Ok(())

68
src/macros.rs
View file

@ -11,17 +11,13 @@ macro_rules! efrom {
macro_rules! handle_request {
($oname:ty) => {
impl crate::object::ObjectHandleRequest for $oname {
fn handle_request<'a>(
fn handle_request(
self: std::rc::Rc<Self>,
request: u32,
parser: crate::utils::buffd::MsgParser<'a, 'a>,
) -> std::pin::Pin<
Box<dyn std::future::Future<Output = Result<(), crate::client::ClientError>> + 'a>,
> {
Box::pin(async move {
self.handle_request_(request, parser).await?;
Ok(())
})
parser: crate::utils::buffd::MsgParser<'_, '_>,
) -> Result<(), crate::client::ClientError> {
self.handle_request_(request, parser)?;
Ok(())
}
}
};
@ -35,13 +31,9 @@ macro_rules! bind {
client: &'a std::rc::Rc<crate::client::Client>,
id: crate::object::ObjectId,
version: u32,
) -> std::pin::Pin<
Box<dyn std::future::Future<Output = Result<(), crate::globals::GlobalError>> + 'a>,
> {
Box::pin(async move {
self.bind_(id.into(), client, version).await?;
Ok(())
})
) -> Result<(), crate::globals::GlobalError> {
self.bind_(id.into(), client, version)?;
Ok(())
}
}
};
@ -171,3 +163,47 @@ macro_rules! bitor {
}
};
}
macro_rules! tree_id {
($id:ident) => {
#[derive(Copy, Clone, Debug, Eq, PartialEq, Hash)]
pub struct $id(u32);
impl $id {
#[allow(dead_code)]
pub fn raw(&self) -> u32 {
self.0
}
}
impl std::fmt::Display for $id {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
std::fmt::Display::fmt(&self.0, f)
}
}
impl From<crate::tree::NodeId> for $id {
fn from(v: crate::tree::NodeId) -> $id {
$id(v.0)
}
}
impl From<$id> for crate::tree::NodeId {
fn from(v: $id) -> crate::tree::NodeId {
crate::tree::NodeId(v.0)
}
}
impl PartialEq<crate::tree::NodeId> for $id {
fn eq(&self, other: &crate::tree::NodeId) -> bool {
self.0 == other.0
}
}
impl PartialEq<$id> for crate::tree::NodeId {
fn eq(&self, other: &$id) -> bool {
self.0 == other.0
}
}
};
}

9
src/main.rs
View file

@ -23,6 +23,7 @@ use crate::ifs::wl_compositor::WlCompositorGlobal;
use crate::ifs::wl_data_device_manager::WlDataDeviceManagerGlobal;
use crate::ifs::wl_shm::WlShmGlobal;
use crate::ifs::wl_subcompositor::WlSubcompositorGlobal;
use crate::ifs::wl_surface::NoneSurfaceExt;
use crate::ifs::xdg_wm_base::XdgWmBaseGlobal;
use crate::sighand::SighandError;
use crate::state::State;
@ -54,6 +55,8 @@ mod globals;
mod ifs;
mod object;
mod pixman;
mod rect;
mod render;
mod servermem;
mod sighand;
mod state;
@ -119,10 +122,14 @@ fn main_() -> Result<(), MainError> {
backend_events: AsyncQueue::new(),
output_handlers: Default::default(),
seat_ids: Default::default(),
seat_handlers: Default::default(),
seats: Default::default(),
outputs: Default::default(),
seat_queue: Default::default(),
slow_clients: AsyncQueue::new(),
none_surface_ext: Rc::new(NoneSurfaceExt),
});
let _global_event_handler = engine.spawn(tasks::handle_backend_events(state.clone()));
let _slow_client_handler = engine.spawn(tasks::handle_slow_clients(state.clone()));
Acceptor::install(&state)?;
let _backend = XorgBackend::new(&state)?;
el.run()?;

8
src/object.rs
View file

@ -1,8 +1,6 @@
use crate::client::ClientError;
use crate::utils::buffd::MsgParser;
use std::fmt::{Display, Formatter};
use std::future::Future;
use std::pin::Pin;
use std::rc::Rc;
pub const WL_DISPLAY_ID: ObjectId = ObjectId(1);
@ -27,11 +25,11 @@ impl Display for ObjectId {
}
pub trait ObjectHandleRequest {
fn handle_request<'a>(
fn handle_request(
self: Rc<Self>,
request: u32,
parser: MsgParser<'a, 'a>,
) -> Pin<Box<dyn Future<Output = Result<(), ClientError>> + 'a>>;
parser: MsgParser<'_, '_>,
) -> Result<(), ClientError>;
}
pub trait Object: ObjectHandleRequest + 'static {

74
src/pixman/mod.rs
View file

@ -2,6 +2,8 @@ mod consts;
include!(concat!(env!("OUT_DIR"), "/pixman_tys.rs"));
use crate::rect::Rect;
use crate::render::Border;
use crate::ClientMemError;
pub use consts::*;
use std::cell::Cell;
@ -24,6 +26,7 @@ extern "C" {
fn pixman_region32_copy(dst: *mut Region, src: *const Region);
fn pixman_region32_union(dst: *mut Region, a: *const Region, b: *const Region);
fn pixman_region32_subtract(dst: *mut Region, a: *const Region, b: *const Region);
fn pixman_image_set_clip_region32(image: *mut PixmanImage, region: *const Region);
fn pixman_image_create_bits_no_clear(
format: PixmanFormat,
width: c::c_int,
@ -99,7 +102,7 @@ impl Region {
slf
}
pub fn rect(x: i32, y: i32, width: u32, height: u32) -> Self {
pub fn rect(x: i32, y: i32, width: i32, height: i32) -> Self {
let mut new = Region::new();
unsafe {
pixman_region32_init_rect(&mut new, x as _, y as _, width as _, height as _);
@ -180,6 +183,7 @@ pub struct Image<T> {
width: u32,
height: u32,
memory: T,
clip: Cell<Option<Region>>,
}
impl<T: PixmanMemory> Image<T>
@ -227,9 +231,27 @@ where
width,
height,
memory,
clip: Cell::new(None),
})
}
pub fn with_clip<F: FnOnce()>(&self, clip: Rect, f: F) {
let region = Region::rect(clip.x1(), clip.y1(), clip.width(), clip.height());
unsafe {
pixman_image_set_clip_region32(self.data, &region);
}
let region = self.clip.replace(Some(region));
f();
unsafe {
let region = region
.as_ref()
.map(|p| p as *const _)
.unwrap_or(ptr::null());
pixman_image_set_clip_region32(self.data, region);
}
self.clip.set(region);
}
pub fn fill(&self, r: u8, g: u8, b: u8, a: u8) -> Result<(), PixmanError> {
self.fill_rect(r, g, b, a, 0, 0, self.width as _, self.height as _)
}
@ -247,7 +269,12 @@ where
y2: i32,
) -> Result<(), PixmanError> {
self.memory.access(|_| {
let bx = Box32 { x1, y1, x2, y2 };
let bx = Box32 {
x1: x1.max(0),
y1: y1.max(0),
x2: x2.min(self.width as i32),
y2: y2.min(self.height as i32),
};
let color = Color {
red: (r as u16) << 8,
green: (g as u16) << 8,
@ -262,7 +289,7 @@ where
}
#[allow(clippy::too_many_arguments)]
pub fn fill_insert_border(
pub fn fill_inner_border(
&self,
r: u8,
g: u8,
@ -273,34 +300,27 @@ where
x2: i32,
y2: i32,
width: i32,
borders: Border,
) -> Result<(), PixmanError> {
self.memory.access(|_| {
let mut bx = [
Box32 {
x1,
y1,
x2,
y2: y1 + width,
},
Box32 {
x1: x2 - width,
y1,
x2,
y2,
},
Box32 {
x1,
y1,
x2: x1 + width,
y2,
},
Box32 {
x1,
y1: y2 - width,
x2,
y2,
},
Box32 { x1, y1, x2, y2: y1 },
Box32 { x1: x2, y1, x2, y2 },
Box32 { x1, y1, x2: x1, y2 },
Box32 { x1, y1: y2, x2, y2 },
];
if borders.contains(Border::TOP) {
bx[0].y2 += width;
}
if borders.contains(Border::RIGHT) {
bx[1].x1 -= width;
}
if borders.contains(Border::LEFT) {
bx[2].x2 += width;
}
if borders.contains(Border::BOTTOM) {
bx[3].y1 -= width;
}
for bx in &mut bx {
bx.x1 = bx.x1.max(0).min(self.width as i32);
bx.x2 = bx.x2.max(0).min(self.width as i32);

115
src/rect.rs Normal file
View file

@ -0,0 +1,115 @@
#[derive(Copy, Clone, Debug, Eq, PartialEq, Default)]
pub struct Rect {
x1: i32,
y1: i32,
x2: i32,
y2: i32,
}
impl Rect {
pub fn new_empty(x: i32, y: i32) -> Self {
Self {
x1: x,
y1: y,
x2: x,
y2: y,
}
}
pub fn new(x1: i32, y1: i32, x2: i32, y2: i32) -> Option<Self> {
if x2 < x1 || y2 < y1 {
return None;
}
Some(Self { x1, y1, x2, y2 })
}
pub fn new_sized(x1: i32, y1: i32, width: i32, height: i32) -> Option<Self> {
if width < 0 || height < 0 {
return None;
}
Self::new(x1, y1, x1 + width, y1 + height)
}
pub fn union(&self, other: Self) -> Self {
Self {
x1: self.x1.min(other.x1),
y1: self.y1.min(other.y1),
x2: self.x2.max(other.x2),
y2: self.y2.max(other.y2),
}
}
pub fn intersects(&self, other: &Self) -> bool {
let x1 = self.x1.max(other.x1);
let y1 = self.y1.max(other.y1);
let x2 = self.x2.min(other.x2);
let y2 = self.y2.min(other.y2);
x1 < x2 && y1 < y2
}
pub fn intersect(&self, other: Self) -> Self {
let x1 = self.x1.max(other.x1);
let y1 = self.y1.max(other.y1);
let x2 = self.x2.min(other.x2).max(x1);
let y2 = self.y2.min(other.y2).max(y1);
Self { x1, y1, x2, y2 }
}
pub fn contains(&self, x: i32, y: i32) -> bool {
self.x1 <= x && self.y1 <= y && self.x2 > x && self.y2 > y
}
pub fn is_empty(&self) -> bool {
self.x1 == self.x2 || self.y1 == self.y2
}
pub fn to_origin(&self) -> Self {
Self {
x1: 0,
y1: 0,
x2: self.x2 - self.x1,
y2: self.y2 - self.y1,
}
}
pub fn move_(&self, dx: i32, dy: i32) -> Self {
Self {
x1: self.x1.saturating_add(dx),
y1: self.y1.saturating_add(dy),
x2: self.x2.saturating_add(dx),
y2: self.y2.saturating_add(dy),
}
}
pub fn translate(&self, x: i32, y: i32) -> (i32, i32) {
(x.wrapping_sub(self.x1), y.wrapping_sub(self.y1))
}
pub fn translate_inv(&self, x: i32, y: i32) -> (i32, i32) {
(x.wrapping_add(self.x1), y.wrapping_add(self.y1))
}
pub fn x1(&self) -> i32 {
self.x1
}
pub fn x2(&self) -> i32 {
self.x2
}
pub fn y1(&self) -> i32 {
self.y1
}
pub fn y2(&self) -> i32 {
self.y2
}
pub fn width(&self) -> i32 {
self.x2 - self.x1
}
pub fn height(&self) -> i32 {
self.y2 - self.y1
}
}

28
src/render/mod.rs Normal file
View file

@ -0,0 +1,28 @@
use crate::ifs::wl_buffer::WlBuffer;
use crate::ifs::wl_surface::xdg_surface::xdg_toplevel::XdgToplevel;
use crate::ifs::wl_surface::WlSurface;
use crate::tree::ContainerNode;
use crate::tree::{FloatNode, OutputNode, WorkspaceNode};
pub mod pixman;
bitflags::bitflags! {
pub struct Border: u32 {
const NONE = 0b0000;
const LEFT = 0b0001;
const TOP = 0b0010;
const RIGHT = 0b0100;
const BOTTOM = 0b1000;
const ALL = 0b1111;
}
}
pub trait Renderer {
fn render_output(&mut self, output: &OutputNode);
fn render_workspace(&mut self, workspace: &WorkspaceNode);
fn render_container(&mut self, container: &ContainerNode, x: i32, y: i32);
fn render_toplevel(&mut self, toplevel: &XdgToplevel, x: i32, y: i32);
fn render_surface(&mut self, surface: &WlSurface, x: i32, y: i32);
fn render_buffer(&mut self, buffer: &WlBuffer, x: i32, y: i32);
fn render_floating(&mut self, floating: &FloatNode, x: i32, y: i32);
}

203
src/render/pixman.rs Normal file
View file

@ -0,0 +1,203 @@
use crate::ifs::wl_buffer::WlBuffer;
use crate::ifs::wl_surface::xdg_surface::xdg_toplevel::XdgToplevel;
use crate::ifs::wl_surface::WlSurface;
use crate::pixman::Image;
use crate::render::{Border, Renderer};
use crate::servermem::ServerMem;
use crate::tree::{
ContainerFocus, ContainerNode, ContainerSplit, CONTAINER_BORDER, CONTAINER_TITLE_HEIGHT,
};
use crate::tree::{FloatNode, OutputNode, WorkspaceNode};
use std::ops::Deref;
use std::rc::Rc;
pub struct PixmanRenderer<'a> {
image: &'a Image<Rc<ServerMem>>,
}
const NON_COLOR: (u8, u8, u8) = (100, 100, 100);
const CHILD_COLOR: (u8, u8, u8) = (200, 200, 200);
const YES_COLOR: (u8, u8, u8) = (0, 0, 255);
fn focus_color(focus: ContainerFocus) -> (u8, u8, u8) {
match focus {
ContainerFocus::None => NON_COLOR,
ContainerFocus::Child => CHILD_COLOR,
ContainerFocus::Yes => YES_COLOR,
}
}
impl<'a> PixmanRenderer<'a> {
pub fn new(image: &'a Image<Rc<ServerMem>>) -> Self {
Self { image }
}
}
impl Renderer for PixmanRenderer<'_> {
fn render_output(&mut self, output: &OutputNode) {
if let Some(ws) = output.workspace.get() {
self.render_workspace(&ws);
}
}
fn render_workspace(&mut self, workspace: &WorkspaceNode) {
if let Some(node) = workspace.container.get() {
self.render_container(&node, 0, 0)
}
}
fn render_container(&mut self, container: &ContainerNode, x: i32, y: i32) {
let cwidth = container.width.get();
let cheight = container.height.get();
let num_children = container.num_children();
if let Some(child) = container.mono_child.get() {
let space_per_child = cwidth / num_children as i32;
let mut rem = cwidth % num_children as i32;
let mut pos = x;
for child in container.children.iter() {
let (r, g, b) = focus_color(child.focus.get());
let mut width = space_per_child;
if rem > 0 {
rem -= 1;
width += 1;
}
let _ = self.image.fill_rect(
r,
g,
b,
255,
pos,
y,
pos + width as i32,
y + CONTAINER_TITLE_HEIGHT as i32,
);
pos += width as i32;
}
self.image.with_clip(container.mono_body.get(), || {
let content = container.mono_content.get();
child
.node
.render(self, x + content.x1(), y + content.y1());
});
} else {
let split = container.split.get();
for (i, child) in container.children.iter().enumerate() {
let body = child.body.get();
if body.x1() >= cwidth || body.y1() >= cheight {
break;
}
let (r, g, b) = focus_color(child.focus.get());
let _ = self.image.fill_rect(
r,
g,
b,
255,
x + body.x1(),
y + body.y1() - CONTAINER_TITLE_HEIGHT,
x + body.x2(),
y + body.y1(),
);
{
let mut x1 = x + body.x1();
let mut x2 = x + body.x2();
let mut y2 = y + body.y2();
let mut border = Border::empty();
if i < num_children {
if split == ContainerSplit::Horizontal {
border |= Border::RIGHT;
x2 += CONTAINER_BORDER;
} else if split == ContainerSplit::Vertical {
border |= Border::BOTTOM;
y2 += CONTAINER_BORDER;
}
}
if i > 0 && split == ContainerSplit::Horizontal {
border |= Border::LEFT;
x1 -= CONTAINER_BORDER;
}
let _ = self.image.fill_inner_border(
r,
g,
b,
255,
x1,
y + body.y1() - CONTAINER_TITLE_HEIGHT,
x2,
y2,
CONTAINER_BORDER as i32,
border,
);
}
self.image.with_clip(body, || {
let content = child.content.get();
child.node.render(self, x + content.x1(), y + content.y1());
self.image.fill_inner_border(0, 0, 255, 255, x + body.x1(), y + body.y1(), x + body.x1() + body.width(), y + body.y1() + body.height(), 2, Border::all());
self.image.fill_inner_border(255, 0, 0, 255, x + content.x1(), y + content.y1(), x + content.x1() + content.width(), y + content.y1() + content.height(), 2, Border::all());
});
}
}
}
fn render_toplevel(&mut self, tl: &XdgToplevel, mut x: i32, mut y: i32) {
let surface = &tl.xdg.surface;
if let Some(geo) = tl.xdg.geometry() {
let (xt, yt) = geo.translate(x, y);
x = xt;
y = yt;
}
self.render_surface(surface, x, y);
}
fn render_surface(&mut self, surface: &WlSurface, x: i32, y: i32) {
let children = surface.children.borrow();
let buffer = match surface.buffer.get() {
Some(b) => b,
_ => {
log::warn!("surface has no buffer attached");
return
},
};
if let Some(children) = children.deref() {
macro_rules! render {
($children:expr) => {
for child in $children.rev_iter() {
if child.pending.get() {
continue;
}
let pos = child.sub_surface.position.get();
self.render_surface(&child.sub_surface.surface, x + pos.x1(), y + pos.y1());
}
};
}
render!(&children.above);
self.render_buffer(&buffer, x, y);
render!(&children.below);
} else {
self.render_buffer(&buffer, x, y);
}
let mut fr = surface.frame_requests.borrow_mut();
for cb in fr.drain(..) {
surface.client.dispatch_frame_requests.push(cb);
}
}
fn render_buffer(&mut self, buffer: &WlBuffer, x: i32, y: i32) {
if let Err(e) = self.image.add_image(&buffer.image, x, y) {
let client = &buffer.client;
log::error!("Could not access client {} memory: {:#}", client.id, e);
if let Ok(d) = client.display() {
client.fatal_event(
d.implementation_error(format!("Could not access memory: {:#}", e)),
);
} else {
client.state.clients.kill(client.id);
}
}
}
fn render_floating(&mut self, floating: &FloatNode, x: i32, y: i32) {
if let Some(child) = floating.child.get() {
child.render(self, x, y)
}
}
}

0
src/render/util.rs Normal file
View file

27
src/state.rs
View file

@ -1,12 +1,16 @@
use crate::async_engine::{AsyncEngine, SpawnedFuture};
use crate::backend::{BackendEvent, OutputId, OutputIds, SeatId, SeatIds};
use crate::client::Clients;
use crate::client::{Client, Clients};
use crate::event_loop::EventLoop;
use crate::format::Format;
use crate::globals::{AddGlobal, Globals};
use crate::ifs::wl_output::WlOutputGlobal;
use crate::ifs::wl_seat::WlSeatGlobal;
use crate::ifs::wl_surface::NoneSurfaceExt;
use crate::tree::{DisplayNode, NodeIds};
use crate::utils::asyncevent::AsyncEvent;
use crate::utils::copyhashmap::CopyHashMap;
use crate::utils::linkedlist::LinkedList;
use crate::utils::numcell::NumCell;
use crate::utils::queue::AsyncQueue;
use crate::Wheel;
@ -28,15 +32,30 @@ pub struct State {
pub root: Rc<DisplayNode>,
pub backend_events: AsyncQueue<BackendEvent>,
pub output_handlers: RefCell<AHashMap<OutputId, SpawnedFuture<()>>>,
pub seat_handlers: RefCell<AHashMap<SeatId, SpawnedFuture<()>>>,
pub seats: RefCell<AHashMap<SeatId, SeatData>>,
pub outputs: CopyHashMap<OutputId, Rc<WlOutputGlobal>>,
pub seat_queue: LinkedList<Rc<WlSeatGlobal>>,
pub slow_clients: AsyncQueue<Rc<Client>>,
pub none_surface_ext: Rc<NoneSurfaceExt>,
}
pub struct SeatData {
pub handler: SpawnedFuture<()>,
pub tree_changed: Rc<AsyncEvent>,
}
impl State {
pub async fn add_global<T>(&self, global: &Rc<T>)
pub fn add_global<T>(&self, global: &Rc<T>)
where
Globals: AddGlobal<T>,
{
self.globals.add_global(self, global).await
self.globals.add_global(self, global)
}
pub fn tree_changed(&self) {
let seats = self.seats.borrow();
for seat in seats.values() {
seat.tree_changed.trigger();
}
}
}

141
src/tasks.rs
View file

@ -1,141 +0,0 @@
use crate::backend::{BackendEvent, Output, Seat};
use crate::ifs::wl_output::WlOutputGlobal;
use crate::ifs::wl_seat::WlSeatGlobal;
use crate::tree::{NodeCommon, NodeExtents, OutputNode};
use crate::utils::asyncevent::AsyncEvent;
use crate::utils::clonecell::CloneCell;
use crate::State;
use std::cell::{Cell, RefCell};
use std::rc::Rc;
pub async fn handle_backend_events(state: Rc<State>) {
let mut beh = BackendEventHandler { state };
beh.handle_events().await;
}
struct BackendEventHandler {
state: Rc<State>,
}
impl BackendEventHandler {
async fn handle_events(&mut self) {
loop {
let event = self.state.backend_events.pop().await;
self.handle_event(event).await;
}
}
async fn handle_event(&mut self, event: BackendEvent) {
match event {
BackendEvent::NewOutput(output) => self.handle_new_output(output).await,
BackendEvent::NewSeat(seat) => self.handle_new_seat(seat).await,
}
}
async fn handle_new_output(&mut self, output: Rc<dyn Output>) {
let id = output.id();
let oh = OutputHandler {
state: self.state.clone(),
output,
};
let future = self.state.eng.spawn(oh.handle());
self.state.output_handlers.borrow_mut().insert(id, future);
}
async fn handle_new_seat(&mut self, seat: Rc<dyn Seat>) {
let id = seat.id();
let oh = SeatHandler {
state: self.state.clone(),
seat,
};
let future = self.state.eng.spawn(oh.handle());
self.state.seat_handlers.borrow_mut().insert(id, future);
}
}
struct OutputHandler {
state: Rc<State>,
output: Rc<dyn Output>,
}
impl OutputHandler {
async fn handle(self) {
let ae = Rc::new(AsyncEvent::default());
{
let ae = ae.clone();
self.output.on_change(Rc::new(move || ae.trigger()));
}
let on = Rc::new(OutputNode {
common: NodeCommon {
extents: Cell::new(NodeExtents {
x: 0,
y: 0,
width: self.output.width(),
height: self.output.height(),
}),
id: self.state.node_ids.next(),
parent: Some(self.state.root.clone()),
floating_outputs: RefCell::new(Default::default()),
},
backend: self.output.clone(),
child: CloneCell::new(None),
floating: Default::default(),
});
self.state.root.outputs.set(self.output.id(), on.clone());
let name = self.state.globals.name();
let global = Rc::new(WlOutputGlobal::new(name, &self.output));
self.state.add_global(&global).await;
self.state.outputs.set(self.output.id(), global.clone());
loop {
if self.output.removed() {
break;
}
on.common.extents.set(NodeExtents {
x: 0,
y: 0,
width: self.output.width(),
height: self.output.height(),
});
global.update_properties().await;
ae.triggered().await;
}
self.state.outputs.remove(&self.output.id());
let _ = self.state.globals.remove(&self.state, name).await;
self.state
.output_handlers
.borrow_mut()
.remove(&self.output.id());
}
}
struct SeatHandler {
state: Rc<State>,
seat: Rc<dyn Seat>,
}
impl SeatHandler {
async fn handle(self) {
let ae = Rc::new(AsyncEvent::default());
{
let ae = ae.clone();
self.seat.on_change(Rc::new(move || ae.trigger()));
}
let name = self.state.globals.name();
let global = Rc::new(WlSeatGlobal::new(name, &self.state, &self.seat));
self.state.add_global(&global).await;
loop {
if self.seat.removed() {
break;
}
while let Some(event) = self.seat.event() {
global.event(event).await;
}
ae.triggered().await;
}
let _ = self.state.globals.remove(&self.state, name).await;
self.state
.seat_handlers
.borrow_mut()
.remove(&self.seat.id());
}
}

55
src/tasks/backend.rs Normal file
View file

@ -0,0 +1,55 @@
use crate::backend::{BackendEvent, Output, Seat};
use crate::state::SeatData;
use crate::tasks::output::OutputHandler;
use crate::tasks::seat::SeatHandler;
use crate::utils::asyncevent::AsyncEvent;
use crate::State;
use std::rc::Rc;
pub struct BackendEventHandler {
pub state: Rc<State>,
}
impl BackendEventHandler {
pub async fn handle_events(&mut self) {
loop {
let event = self.state.backend_events.pop().await;
self.handle_event(event);
}
}
fn handle_event(&mut self, event: BackendEvent) {
match event {
BackendEvent::NewOutput(output) => self.handle_new_output(output),
BackendEvent::NewSeat(seat) => self.handle_new_seat(seat),
}
}
fn handle_new_output(&mut self, output: Rc<dyn Output>) {
let id = output.id();
let oh = OutputHandler {
state: self.state.clone(),
output,
};
let future = self.state.eng.spawn(oh.handle());
self.state.output_handlers.borrow_mut().insert(id, future);
}
fn handle_new_seat(&mut self, seat: Rc<dyn Seat>) {
let id = seat.id();
let tree_changed = Rc::new(AsyncEvent::default());
let oh = SeatHandler {
state: self.state.clone(),
seat,
tree_changed: tree_changed.clone(),
};
let handler = self.state.eng.spawn(oh.handle());
self.state.seats.borrow_mut().insert(
id,
SeatData {
handler,
tree_changed,
},
);
}
}

19
src/tasks/mod.rs Normal file
View file

@ -0,0 +1,19 @@
mod backend;
mod output;
mod seat;
mod slow_clients;
use crate::tasks::backend::BackendEventHandler;
use crate::tasks::slow_clients::SlowClientHandler;
use crate::State;
use std::rc::Rc;
pub async fn handle_backend_events(state: Rc<State>) {
let mut beh = BackendEventHandler { state };
beh.handle_events().await;
}
pub async fn handle_slow_clients(state: Rc<State>) {
let mut sch = SlowClientHandler { state };
sch.handle_events().await;
}

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use crate::backend::Output;
use crate::ifs::wl_output::WlOutputGlobal;
use crate::tree::{Node, OutputNode, WorkspaceNode};
use crate::utils::asyncevent::AsyncEvent;
use crate::utils::clonecell::CloneCell;
use crate::State;
use std::cell::{Cell, RefCell};
use std::rc::Rc;
pub struct OutputHandler {
pub state: Rc<State>,
pub output: Rc<dyn Output>,
}
impl OutputHandler {
pub async fn handle(self) {
let ae = Rc::new(AsyncEvent::default());
{
let ae = ae.clone();
self.output.on_change(Rc::new(move || ae.trigger()));
}
let on = Rc::new(OutputNode {
display: self.state.root.clone(),
id: self.state.node_ids.next(),
backend: self.output.clone(),
workspaces: RefCell::new(vec![]),
position: Cell::new(Default::default()),
workspace: CloneCell::new(None),
});
let workspace = Rc::new(WorkspaceNode {
id: self.state.node_ids.next(),
output: CloneCell::new(on.clone()),
container: Default::default(),
floaters: Default::default(),
});
on.workspace.set(Some(workspace));
self.state.root.outputs.set(self.output.id(), on.clone());
let name = self.state.globals.name();
let global = Rc::new(WlOutputGlobal::new(name, &self.output));
self.state.add_global(&global);
self.state.outputs.set(self.output.id(), global.clone());
let mut width = 0;
let mut height = 0;
loop {
if self.output.removed() {
break;
}
let new_width = self.output.width();
let new_height = self.output.height();
if new_width != width || new_height != height {
width = new_width;
height = new_height;
on.clone().change_size(width, height);
}
global.update_properties();
ae.triggered().await;
}
self.state.outputs.remove(&self.output.id());
let _ = self.state.globals.remove(&self.state, name);
self.state
.output_handlers
.borrow_mut()
.remove(&self.output.id());
self.state.root.outputs.remove(&self.output.id());
}
}

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use crate::backend::Seat;
use crate::ifs::wl_seat::WlSeatGlobal;
use crate::utils::asyncevent::AsyncEvent;
use crate::State;
use std::rc::Rc;
pub struct SeatHandler {
pub state: Rc<State>,
pub seat: Rc<dyn Seat>,
pub tree_changed: Rc<AsyncEvent>,
}
impl SeatHandler {
pub async fn handle(self) {
let ae = Rc::new(AsyncEvent::default());
{
let ae = ae.clone();
self.seat.on_change(Rc::new(move || ae.trigger()));
}
let name = self.state.globals.name();
let global = Rc::new(WlSeatGlobal::new(name, &self.state, &self.seat));
let _tree_changed = self
.state
.eng
.spawn(tree_changed(global.clone(), self.tree_changed.clone()));
let mut _node = self.state.seat_queue.add_last(global.clone());
self.state.add_global(&global);
loop {
if self.seat.removed() {
break;
}
let mut any_events = false;
while let Some(event) = self.seat.event() {
global.event(event);
any_events = true;
}
if any_events {
_node = self.state.seat_queue.add_last(global.clone());
}
ae.triggered().await;
}
let _ = self.state.globals.remove(&self.state, name);
self.state.seats.borrow_mut().remove(&self.seat.id());
}
}
async fn tree_changed(global: Rc<WlSeatGlobal>, tree_changed: Rc<AsyncEvent>) {
loop {
tree_changed.triggered().await;
global.tree_changed();
}
}

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use crate::State;
use std::rc::Rc;
pub struct SlowClientHandler {
pub state: Rc<State>,
}
impl SlowClientHandler {
pub async fn handle_events(&mut self) {
loop {
let client = self.state.slow_clients.pop().await;
client.check_queue_size().await;
}
}
}

222
src/tree.rs
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use crate::backend::{Output, OutputId};
use crate::ifs::wl_surface::xdg_surface::xdg_toplevel::XdgToplevel;
use crate::utils::clonecell::CloneCell;
use crate::utils::copyhashmap::CopyHashMap;
use crate::utils::linkedlist::{LinkedList, Node as LinkedNode};
use ahash::AHashMap;
use std::cell::{Cell, RefCell};
use std::mem;
use std::rc::Rc;
linear_ids!(NodeIds, NodeId);
pub trait NodeBase {
fn id(&self) -> NodeId;
fn parent(&self) -> Option<Rc<dyn Node>>;
fn extents(&self) -> NodeExtents;
}
macro_rules! base {
($name:ident) => {
impl NodeBase for $name {
fn id(&self) -> NodeId {
self.common.id
}
fn parent(&self) -> Option<Rc<dyn Node>> {
self.common.parent.clone()
}
fn extents(&self) -> NodeExtents {
self.common.extents.get()
}
}
};
}
pub trait Node: NodeBase {
fn into_kind(self: Rc<Self>) -> NodeKind;
fn clear(&self);
fn find_node_at(self: Rc<Self>, x: i32, y: i32) -> (Rc<dyn Node>, i32, i32);
}
pub enum NodeKind {
Display(Rc<DisplayNode>),
Output(Rc<OutputNode>),
Toplevel(Rc<ToplevelNode>),
Container(Rc<ContainerNode>),
}
#[derive(Copy, Clone, Debug, Eq, PartialEq, Default)]
pub struct NodeExtents {
pub x: i32,
pub y: i32,
pub width: u32,
pub height: u32,
}
impl NodeExtents {
pub fn contains(&self, x: i32, y: i32) -> bool {
self.x <= x
&& self.y <= y
&& (x - self.x) as u32 <= self.width
&& (y - self.y) as u32 <= self.height
}
pub fn translate(&self, x: i32, y: i32) -> Option<(i32, i32)> {
if self.contains(x, y) {
Some((x - self.x, y - self.y))
} else {
None
}
}
}
pub struct NodeCommon {
pub extents: Cell<NodeExtents>,
pub id: NodeId,
pub parent: Option<Rc<dyn Node>>,
pub floating_outputs: RefCell<AHashMap<NodeId, LinkedNode<Rc<dyn Node>>>>,
}
impl NodeCommon {
fn clear(&self) {
mem::take(&mut *self.floating_outputs.borrow_mut());
}
}
pub struct DisplayNode {
pub common: NodeCommon,
pub outputs: CopyHashMap<OutputId, Rc<OutputNode>>,
}
impl DisplayNode {
pub fn new(id: NodeId) -> Self {
Self {
common: NodeCommon {
extents: Default::default(),
id,
parent: None,
floating_outputs: Default::default(),
},
outputs: Default::default(),
}
}
}
base!(DisplayNode);
impl Node for DisplayNode {
fn into_kind(self: Rc<Self>) -> NodeKind {
NodeKind::Display(self)
}
fn clear(&self) {
self.common.clear();
let mut outputs = self.outputs.lock();
for output in outputs.values() {
output.clear();
}
outputs.clear();
}
fn find_node_at(self: Rc<Self>, x: i32, y: i32) -> (Rc<dyn Node>, i32, i32) {
{
let outputs = self.outputs.lock();
for output in outputs.values() {
if let Some((x, y)) = output.common.extents.get().translate(x, y) {
return output.clone().find_node_at(x, y);
}
}
}
(self, x, y)
}
}
pub struct OutputNode {
pub common: NodeCommon,
pub backend: Rc<dyn Output>,
pub child: CloneCell<Option<Rc<dyn Node>>>,
pub floating: LinkedList<Rc<dyn Node>>,
}
base!(OutputNode);
impl Node for OutputNode {
fn into_kind(self: Rc<Self>) -> NodeKind {
NodeKind::Output(self)
}
fn clear(&self) {
self.common.clear();
for floating in self.floating.iter() {
floating.clear();
}
if let Some(child) = self.child.take() {
child.clear();
}
}
fn find_node_at(self: Rc<Self>, x: i32, y: i32) -> (Rc<dyn Node>, i32, i32) {
for f in self.floating.rev_iter() {
let e = f.extents();
if let Some((x, y)) = e.translate(x, y) {
return f.clone().find_node_at(x, y);
}
}
(self, x, y)
}
}
pub struct ToplevelNode {
pub common: NodeCommon,
pub surface: Rc<XdgToplevel>,
}
base!(ToplevelNode);
impl Node for ToplevelNode {
fn into_kind(self: Rc<Self>) -> NodeKind {
NodeKind::Toplevel(self)
}
fn clear(&self) {
self.common.clear();
}
fn find_node_at(self: Rc<Self>, x: i32, y: i32) -> (Rc<dyn Node>, i32, i32) {
(self, x, y)
}
}
#[allow(dead_code)]
#[derive(Copy, Clone, Debug, Eq, PartialEq)]
pub enum ContainerSplit {
Horizontal,
Vertical,
}
pub struct ContainerNode {
pub common: NodeCommon,
pub split: Cell<ContainerSplit>,
pub children: LinkedList<Rc<dyn Node>>,
}
base!(ContainerNode);
impl Node for ContainerNode {
fn into_kind(self: Rc<Self>) -> NodeKind {
NodeKind::Container(self)
}
fn clear(&self) {
for child in self.children.iter() {
child.clear();
}
}
fn find_node_at(self: Rc<Self>, x: i32, y: i32) -> (Rc<dyn Node>, i32, i32) {
(self, x, y)
// todo
}
}

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use crate::rect::Rect;
use crate::render::{Border, Renderer};
use crate::tree::{FoundNode, Node, NodeId, WorkspaceNode};
use crate::utils::clonecell::CloneCell;
use crate::utils::linkedlist::{LinkedList, LinkedNode, NodeRef};
use crate::{NumCell, State};
use ahash::AHashMap;
use std::cell::{Cell, RefCell};
use std::rc::Rc;
#[allow(dead_code)]
#[derive(Copy, Clone, Debug, Eq, PartialEq)]
pub enum ContainerSplit {
Horizontal,
Vertical,
}
#[allow(dead_code)]
#[derive(Copy, Clone, Debug, Eq, PartialEq)]
pub enum ContainerFocus {
None,
Child,
Yes,
}
tree_id!(ContainerNodeId);
pub const CONTAINER_TITLE_HEIGHT: i32 = 18;
pub const CONTAINER_BORDER: i32 = 2;
pub struct ContainerNode {
pub id: ContainerNodeId,
pub parent: CloneCell<Rc<dyn Node>>,
pub split: Cell<ContainerSplit>,
pub mono_child: CloneCell<Option<NodeRef<ContainerChild>>>,
pub mono_body: Cell<Rect>,
pub mono_content: Cell<Rect>,
pub width: Cell<i32>,
pub height: Cell<i32>,
pub content_width: Cell<i32>,
pub content_height: Cell<i32>,
pub borders: Cell<Border>,
num_children: NumCell<usize>,
pub children: LinkedList<ContainerChild>,
child_nodes: RefCell<AHashMap<NodeId, LinkedNode<ContainerChild>>>,
}
pub struct ContainerChild {
pub node: Rc<dyn Node>,
pub body: Cell<Rect>,
pub content: Cell<Rect>,
factor: Cell<f64>,
pub focus: Cell<ContainerFocus>,
}
impl ContainerChild {
fn position_content(&self) {
let mut content = self.content.get();
let body = self.body.get();
let width = content.width();
let height = content.height();
let x1 = body.x1() + (body.width() - width) / 2;
let y1 = body.y1() + (body.height() - height) / 2;
content = Rect::new_sized(x1, y1, width, height).unwrap();
log::debug!("body: {:?}", body);
log::debug!("content: {:?}", content);
self.content.set(content);
}
}
impl ContainerNode {
pub fn new(state: &State, parent: Rc<dyn Node>, child: Rc<dyn Node>) -> Self {
let children = LinkedList::new();
let mut child_nodes = AHashMap::new();
child_nodes.insert(
child.id(),
children.add_last(ContainerChild {
node: child,
body: Cell::new(Default::default()),
content: Cell::new(Default::default()),
factor: Cell::new(1.0),
focus: Cell::new(ContainerFocus::None),
}),
);
Self {
id: state.node_ids.next(),
parent: CloneCell::new(parent),
split: Cell::new(ContainerSplit::Horizontal),
mono_child: CloneCell::new(None),
mono_body: Cell::new(Default::default()),
mono_content: Cell::new(Default::default()),
width: Cell::new(0),
height: Cell::new(0),
content_width: Cell::new(0),
content_height: Cell::new(0),
borders: Cell::new(Border::NONE),
num_children: NumCell::new(1),
children,
child_nodes: RefCell::new(child_nodes),
}
}
pub fn num_children(&self) -> usize {
self.num_children.get()
}
pub fn append_child(self: &Rc<Self>, new: Rc<dyn Node>) {
if let Some(child) = self.children.last() {
self.add_child_after_(&child, new);
return;
}
log::error!("Tried to add a child to a container but container is empty");
}
pub fn add_child_after(self: &Rc<Self>, prev: &dyn Node, new: Rc<dyn Node>) {
let node = self.child_nodes.borrow().get(&prev.id()).map(|n| n.to_ref());
if let Some(node) = node {
self.add_child_after_(&node, new);
return;
}
log::error!(
"Tried to add a child to a container but the preceding node is not in the container"
);
}
fn add_child_after_(self: &Rc<Self>, prev: &NodeRef<ContainerChild>, new: Rc<dyn Node>) {
{
let mut links = self.child_nodes.borrow_mut();
if links.contains_key(&new.id()) {
log::error!("Tried to add a child to a container that already contains the child");
return;
}
links.insert(
new.id(),
prev.append(ContainerChild {
node: new.clone(),
body: Default::default(),
content: Default::default(),
factor: Cell::new(0.0),
focus: Cell::new(ContainerFocus::None),
}),
);
}
match self.split.get() {
ContainerSplit::Horizontal => {
let new_content_size = self.content_width.get().saturating_sub(CONTAINER_BORDER);
self.content_width.set(new_content_size);
}
ContainerSplit::Vertical => {
let new_content_size = self
.content_height
.get()
.saturating_sub(CONTAINER_BORDER + CONTAINER_TITLE_HEIGHT);
self.content_height.set(new_content_size);
}
}
let num_children = self.num_children.fetch_add(1) + 1;
let new_child_factor = 1.0 / num_children as f64;
let mut sum_factors = 0.0;
for child in self.children.iter() {
let factor = if Rc::ptr_eq(&child.node, &new) {
new_child_factor
} else {
child.factor.get() * (1.0 - new_child_factor)
};
child.factor.set(factor);
sum_factors += factor;
}
self.apply_factors(sum_factors);
}
fn apply_factors(&self, sum_factors: f64) {
let split = self.split.get();
let (content_size, other_content_size) = match split {
ContainerSplit::Horizontal => (self.content_width.get(), self.content_height.get()),
ContainerSplit::Vertical => (self.content_height.get(), self.content_width.get()),
};
let num_children = self.num_children.get();
let mut pos = 0;
let mut remaining_content_size = content_size;
for child in self.children.iter() {
let factor = child.factor.get() / sum_factors;
child.factor.set(factor);
let mut body_size = (content_size as f64 * factor).round() as i32;
body_size = body_size.min(remaining_content_size);
remaining_content_size -= body_size;
let (x1, y1, width, height) = match split {
ContainerSplit::Horizontal => (pos, CONTAINER_TITLE_HEIGHT, body_size, other_content_size),
_ => (0, pos, other_content_size, body_size),
};
let body = Rect::new_sized(x1, y1, width, height).unwrap();
child.body.set(body);
pos += body_size + CONTAINER_BORDER;
if split == ContainerSplit::Vertical {
pos += body_size + CONTAINER_BORDER + CONTAINER_TITLE_HEIGHT;
}
}
if remaining_content_size > 0 {
let size_per = remaining_content_size / num_children as i32;
let mut rem = remaining_content_size % num_children as i32;
pos = 0;
for child in self.children.iter() {
let mut body = child.body.get();
let mut add = size_per;
if rem > 0 {
rem -= 1;
add += 1;
}
let (x1, y1, width, height, size) = match split {
ContainerSplit::Horizontal => {
let width = body.width() + add;
(pos, CONTAINER_TITLE_HEIGHT, width, other_content_size, width)
}
_ => {
let height = body.height() + add;
(0, pos, other_content_size, height, height)
}
};
body = Rect::new_sized(x1, y1, width, height).unwrap();
child.body.set(body);
pos += size + CONTAINER_BORDER;
if split == ContainerSplit::Vertical {
pos += CONTAINER_TITLE_HEIGHT;
}
}
}
for child in self.children.iter() {
let body = child.body.get();
child.node.clone().change_size(body.width(), body.height());
child.position_content();
}
}
}
impl Node for ContainerNode {
fn id(&self) -> NodeId {
self.id.into()
}
fn clear(&self) {
let mut cn = self.child_nodes.borrow_mut();
for (_, n) in cn.drain() {
n.node.clear();
}
}
fn find_child_at(&self, x: i32, y: i32) -> Option<FoundNode> {
if let Some(child) = self.mono_child.get() {
if self.mono_body.get().contains(x, y) {
let content = self.mono_content.get();
let (x, y) = content.translate(x, y);
return Some(FoundNode {
node: child.node.clone(),
x,
y,
contained: content.contains(x, y),
});
}
return None;
}
for child in self.children.iter() {
if child.body.get().contains(x, y) {
let content = child.content.get();
let (x, y) = content.translate(x, y);
return Some(FoundNode {
node: child.node.clone(),
x,
y,
contained: content.contains(x, y),
});
}
}
None
}
fn remove_child(&self, child: &dyn Node) {
let node = match self.child_nodes.borrow_mut().remove(&child.id()) {
Some(c) => c.to_ref(),
None => return,
};
let num_children = self.num_children.fetch_sub(1) - 1;
if num_children == 0 {
self.parent.get().remove_child(self);
return;
}
let rem = 1.0 - node.factor.get();
let mut sum = 0.0;
if rem <= 0.0 {
let factor = 1.0 / num_children as f64;
for child in self.children.iter() {
child.factor.set(factor)
}
sum = 1.0;
} else {
for child in self.children.iter() {
let factor = child.factor.get() / rem;
child.factor.set(factor);
sum += factor;
}
}
self.apply_factors(sum);
}
fn child_size_changed(&self, child: &dyn Node, width: i32, height: i32) {
log::info!("child size changed {}x{}", width, height);
let cn = self.child_nodes.borrow();
if let Some(node) = cn.get(&child.id()) {
let rect = Rect::new(0, 0, width, height).unwrap();
node.content.set(rect);
node.position_content();
}
}
fn render(&self, renderer: &mut dyn Renderer, x: i32, y: i32) {
renderer.render_container(self, x, y);
}
fn into_container(self: Rc<Self>) -> Option<Rc<ContainerNode>> {
Some(self)
}
fn get_workspace(self: Rc<Self>) -> Option<Rc<WorkspaceNode>> {
self.parent.get().get_workspace()
}
fn change_size(self: Rc<Self>, width: i32, height: i32) {
self.width.set(width);
self.height.set(height);
let num_children = self.num_children.get();
match self.split.get() {
ContainerSplit::Horizontal => {
self.content_width
.set(width.saturating_sub((num_children - 1) as i32 * CONTAINER_BORDER));
self.content_height
.set(height.saturating_sub(CONTAINER_TITLE_HEIGHT));
}
ContainerSplit::Vertical => {
self.content_width.set(width);
self.content_height.set(height.saturating_sub(
(num_children - 1) as i32 * CONTAINER_BORDER
+ num_children as i32 * CONTAINER_TITLE_HEIGHT,
));
}
}
self.apply_factors(1.0);
}
}

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use crate::backend::{KeyState, Output, OutputId, ScrollAxis};
use crate::fixed::Fixed;
use crate::ifs::wl_seat::WlSeatGlobal;
use crate::rect::Rect;
use crate::render::Renderer;
use crate::utils::clonecell::CloneCell;
use crate::utils::copyhashmap::CopyHashMap;
use crate::utils::linkedlist::{LinkedList, LinkedNode};
use crate::NumCell;
pub use container::*;
use std::cell::{Cell, RefCell};
use std::fmt::Display;
use std::rc::Rc;
pub use workspace::*;
mod container;
mod workspace;
pub struct NodeIds {
next: NumCell<u32>,
}
impl Default for NodeIds {
fn default() -> Self {
Self {
next: NumCell::new(1),
}
}
}
impl NodeIds {
pub fn next<T: From<NodeId>>(&self) -> T {
NodeId(self.next.fetch_add(1)).into()
}
}
#[derive(Copy, Clone, Debug, Eq, PartialEq, Hash)]
pub struct NodeId(pub u32);
impl NodeId {
#[allow(dead_code)]
pub fn raw(&self) -> u32 {
self.0
}
}
impl Display for NodeId {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
Display::fmt(&self.0, f)
}
}
pub trait Node {
fn id(&self) -> NodeId;
fn clear(&self) {
// nothing
}
fn button(self: Rc<Self>, seat: &WlSeatGlobal, button: u32, state: KeyState) {
let _ = seat;
let _ = button;
let _ = state;
}
fn scroll(&self, seat: &WlSeatGlobal, delta: i32, axis: ScrollAxis) {
let _ = seat;
let _ = delta;
let _ = axis;
}
fn focus(self: Rc<Self>, seat: &WlSeatGlobal) {
let _ = seat;
}
fn unfocus(self: Rc<Self>, seat: &WlSeatGlobal) {
let _ = seat;
}
fn find_child_at(&self, x: i32, y: i32) -> Option<FoundNode> {
let _ = x;
let _ = y;
None
}
fn remove_child(&self, child: &dyn Node) {
let _ = child;
}
fn child_size_changed(&self, child: &dyn Node, width: i32, height: i32) {
let _ = (child, width, height);
}
fn leave(&self, seat: &WlSeatGlobal) {
let _ = seat;
}
fn enter(self: Rc<Self>, seat: &WlSeatGlobal, x: Fixed, y: Fixed) {
let _ = seat;
let _ = x;
let _ = y;
}
fn motion(&self, seat: &WlSeatGlobal, x: Fixed, y: Fixed) {
let _ = seat;
let _ = x;
let _ = y;
}
fn render(&self, renderer: &mut dyn Renderer, x: i32, y: i32) {
let _ = renderer;
let _ = x;
let _ = y;
}
fn into_float(self: Rc<Self>) -> Option<Rc<FloatNode>> {
None
}
fn into_container(self: Rc<Self>) -> Option<Rc<ContainerNode>> {
None
}
fn is_float(&self) -> bool {
false
}
fn get_workspace(self: Rc<Self>) -> Option<Rc<WorkspaceNode>> {
None
}
fn change_size(self: Rc<Self>, width: i32, height: i32) {
let _ = width;
let _ = height;
}
}
pub struct FoundNode {
pub node: Rc<dyn Node>,
pub x: i32,
pub y: i32,
pub contained: bool,
}
tree_id!(ToplevelNodeId);
pub struct DisplayNode {
pub id: NodeId,
pub outputs: CopyHashMap<OutputId, Rc<OutputNode>>,
pub floaters: LinkedList<Rc<FloatNode>>,
}
impl DisplayNode {
pub fn new(id: NodeId) -> Self {
Self {
id,
outputs: Default::default(),
floaters: Default::default(),
}
}
}
impl Node for DisplayNode {
fn id(&self) -> NodeId {
self.id
}
fn clear(&self) {
let mut outputs = self.outputs.lock();
for output in outputs.values() {
output.clear();
}
outputs.clear();
for floater in self.floaters.iter() {
floater.clear();
}
}
fn find_child_at(&self, x: i32, y: i32) -> Option<FoundNode> {
let outputs = self.outputs.lock();
for output in outputs.values() {
let pos = output.position.get();
if pos.contains(x, y) {
let (x, y) = pos.translate(x, y);
return Some(FoundNode {
node: output.clone(),
x,
y,
contained: true,
});
}
}
None
}
}
tree_id!(OutputNodeId);
pub struct OutputNode {
pub display: Rc<DisplayNode>,
pub id: OutputNodeId,
pub position: Cell<Rect>,
pub backend: Rc<dyn Output>,
pub workspaces: RefCell<Vec<Rc<WorkspaceNode>>>,
pub workspace: CloneCell<Option<Rc<WorkspaceNode>>>,
}
impl Node for OutputNode {
fn id(&self) -> NodeId {
self.id.into()
}
fn clear(&self) {
let mut workspaces = self.workspaces.borrow_mut();
for workspace in workspaces.drain(..) {
workspace.clear();
}
}
fn find_child_at(&self, x: i32, y: i32) -> Option<FoundNode> {
if let Some(ws) = self.workspace.get() {
Some(FoundNode {
node: ws,
x,
y,
contained: true,
})
} else {
None
}
}
fn render(&self, renderer: &mut dyn Renderer, _x: i32, _y: i32) {
renderer.render_output(self);
}
fn remove_child(&self, _child: &dyn Node) {
self.workspace.set(None);
}
fn change_size(self: Rc<Self>, width: i32, height: i32) {
self.position.set(Rect::new_sized(0, 0, width, height).unwrap());
if let Some(c) = self.workspace.get() {
c.change_size(width, height);
}
}
}
tree_id!(FloatNodeId);
pub struct FloatNode {
pub id: FloatNodeId,
pub visible: Cell<bool>,
pub position: Cell<Rect>,
pub display: Rc<DisplayNode>,
pub display_link: Cell<Option<LinkedNode<Rc<FloatNode>>>>,
pub workspace_link: Cell<Option<LinkedNode<Rc<FloatNode>>>>,
pub workspace: CloneCell<Rc<WorkspaceNode>>,
pub child: CloneCell<Option<Rc<dyn Node>>>,
}
impl Node for FloatNode {
fn id(&self) -> NodeId {
self.id.into()
}
fn clear(&self) {
self.child.set(None);
}
fn find_child_at(&self, x: i32, y: i32) -> Option<FoundNode> {
self.child.get().and_then(|c| c.find_child_at(x, y))
}
fn remove_child(&self, _child: &dyn Node) {
self.child.set(None);
self.display_link.set(None);
self.workspace_link.set(None);
}
fn render(&self, renderer: &mut dyn Renderer, x: i32, y: i32) {
renderer.render_floating(self, x, y)
}
fn into_float(self: Rc<Self>) -> Option<Rc<FloatNode>> {
Some(self)
}
fn is_float(&self) -> bool {
true
}
fn get_workspace(self: Rc<Self>) -> Option<Rc<WorkspaceNode>> {
Some(self.workspace.get())
}
fn child_size_changed(&self, _child: &dyn Node, width: i32, height: i32) {
let pos = self.position.get();
self.position.set(Rect::new_sized(pos.x1(), pos.x2(), width, height).unwrap());
}
}

67
src/tree/workspace.rs Normal file
View file

@ -0,0 +1,67 @@
use crate::render::Renderer;
use crate::tree::container::ContainerNode;
use crate::tree::{FloatNode, FoundNode, Node, NodeId, OutputNode};
use crate::utils::clonecell::CloneCell;
use crate::utils::linkedlist::LinkedList;
use std::rc::Rc;
tree_id!(WorkspaceNodeId);
pub struct WorkspaceNode {
pub id: WorkspaceNodeId,
pub output: CloneCell<Rc<OutputNode>>,
pub container: CloneCell<Option<Rc<ContainerNode>>>,
pub floaters: LinkedList<Rc<FloatNode>>,
}
impl WorkspaceNode {
pub fn set_container(&self, container: &Rc<ContainerNode>) {
let output = self.output.get().position.get();
container
.clone()
.change_size(output.width(), output.height());
self.container.set(Some(container.clone()));
}
}
impl Node for WorkspaceNode {
fn id(&self) -> NodeId {
self.id.into()
}
fn clear(&self) {
if let Some(child) = self.container.take() {
child.clear();
}
}
fn find_child_at(&self, x: i32, y: i32) -> Option<FoundNode> {
match self.container.get() {
Some(node) => Some(FoundNode {
node,
x,
y,
contained: true,
}),
_ => None,
}
}
fn render(&self, renderer: &mut dyn Renderer, _x: i32, _y: i32) {
renderer.render_workspace(self);
}
fn get_workspace(self: Rc<Self>) -> Option<Rc<WorkspaceNode>> {
Some(self)
}
fn remove_child(&self, _child: &dyn Node) {
self.container.set(None);
}
fn change_size(self: Rc<Self>, width: i32, height: i32) {
if let Some(c) = self.container.get() {
c.change_size(width, height);
}
}
}

3
src/utils/clonecell.rs
View file

@ -1,3 +1,4 @@
use crate::utils::linkedlist::NodeRef;
use crate::utils::ptr_ext::{MutPtrExt, PtrExt};
use std::cell::UnsafeCell;
use std::mem;
@ -46,3 +47,5 @@ pub unsafe trait UnsafeCellCloneSafe: Clone {}
unsafe impl<T: UnsafeCellCloneSafe> UnsafeCellCloneSafe for Option<T> {}
unsafe impl<T: ?Sized> UnsafeCellCloneSafe for Rc<T> {}
unsafe impl<T> UnsafeCellCloneSafe for NodeRef<T> {}

113
src/utils/linkedlist.rs
View file

@ -6,7 +6,7 @@ use std::ops::Deref;
use std::ptr::NonNull;
pub struct LinkedList<T> {
root: Node<T>,
root: LinkedNode<T>,
}
impl<T> Default for LinkedList<T> {
@ -27,18 +27,37 @@ impl<T> LinkedList<T> {
node.deref().prev.set(NonNull::new_unchecked(node));
node.deref().next.set(NonNull::new_unchecked(node));
Self {
root: Node {
root: LinkedNode {
data: NonNull::new_unchecked(node),
},
}
}
}
pub fn add_last(&self, t: T) -> Node<T> {
fn endpoint(&self, ep: NonNull<NodeData<T>>) -> Option<NodeRef<T>> {
unsafe {
if ep != self.root.data {
ep.as_ref().rc.fetch_add(1);
Some(NodeRef { data: ep })
} else {
None
}
}
}
pub fn last(&self) -> Option<NodeRef<T>> {
unsafe { self.endpoint(self.root.data.as_ref().prev.get()) }
}
pub fn first(&self) -> Option<NodeRef<T>> {
unsafe { self.endpoint(self.root.data.as_ref().next.get()) }
}
pub fn add_last(&self, t: T) -> LinkedNode<T> {
self.root.prepend(t)
}
pub fn add_first(&self, t: T) -> Node<T> {
pub fn add_first(&self, t: T) -> LinkedNode<T> {
self.root.append(t)
}
@ -127,11 +146,11 @@ impl<T> Drop for RevLinkedListIter<T> {
}
}
pub struct Node<T> {
pub struct LinkedNode<T> {
data: NonNull<NodeData<T>>,
}
impl<T> Deref for Node<T> {
impl<T> Deref for LinkedNode<T> {
type Target = T;
fn deref(&self) -> &Self::Target {
@ -159,6 +178,25 @@ impl<T> Drop for NodeRef<T> {
}
}
impl<T> Clone for NodeRef<T> {
fn clone(&self) -> Self {
unsafe {
self.data.as_ref().rc.fetch_add(1);
Self { data: self.data }
}
}
}
impl<T> NodeRef<T> {
pub fn prepend(&self, t: T) -> LinkedNode<T> {
unsafe { prepend(self.data, t) }
}
pub fn append(&self, t: T) -> LinkedNode<T> {
unsafe { append(self.data, t) }
}
}
struct NodeData<T> {
rc: NumCell<usize>,
prev: Cell<NonNull<NodeData<T>>>,
@ -172,7 +210,7 @@ unsafe fn dec_ref_count<T>(slf: NonNull<NodeData<T>>, n: usize) {
}
}
impl<T> Drop for Node<T> {
impl<T> Drop for LinkedNode<T> {
fn drop(&mut self) {
unsafe {
{
@ -185,34 +223,45 @@ impl<T> Drop for Node<T> {
}
}
impl<T> Node<T> {
pub fn prepend(&self, t: T) -> Node<T> {
unsafe {
let data = self.data.as_ref();
let node = NonNull::new_unchecked(Box::into_raw(Box::new(NodeData {
rc: NumCell::new(3),
prev: Cell::new(data.prev.get()),
next: Cell::new(self.data),
data: MaybeUninit::new(t),
})));
data.prev.get().as_ref().next.set(node);
data.prev.set(node);
Node { data: node }
}
impl<T> LinkedNode<T> {
pub fn prepend(&self, t: T) -> LinkedNode<T> {
unsafe { prepend(self.data, t) }
}
pub fn append(&self, t: T) -> Node<T> {
pub fn append(&self, t: T) -> LinkedNode<T> {
unsafe { append(self.data, t) }
}
pub fn to_ref(&self) -> NodeRef<T> {
unsafe {
let data = self.data.as_ref();
let node = NonNull::new_unchecked(Box::into_raw(Box::new(NodeData {
rc: NumCell::new(3),
prev: Cell::new(self.data),
next: Cell::new(data.next.get()),
data: MaybeUninit::new(t),
})));
data.next.get().as_ref().prev.set(node);
data.next.set(node);
Node { data: node }
self.data.as_ref().rc.fetch_add(1);
NodeRef { data: self.data }
}
}
}
unsafe fn prepend<T>(data: NonNull<NodeData<T>>, t: T) -> LinkedNode<T> {
let dref = data.as_ref();
let node = NonNull::new_unchecked(Box::into_raw(Box::new(NodeData {
rc: NumCell::new(3),
prev: Cell::new(dref.prev.get()),
next: Cell::new(data),
data: MaybeUninit::new(t),
})));
dref.prev.get().as_ref().next.set(node);
dref.prev.set(node);
LinkedNode { data: node }
}
unsafe fn append<T>(data: NonNull<NodeData<T>>, t: T) -> LinkedNode<T> {
let dref = data.as_ref();
let node = NonNull::new_unchecked(Box::into_raw(Box::new(NodeData {
rc: NumCell::new(3),
prev: Cell::new(data),
next: Cell::new(dref.next.get()),
data: MaybeUninit::new(t),
})));
dref.next.get().as_ref().prev.set(node);
dref.next.set(node);
LinkedNode { data: node }
}

7
src/utils/numcell.rs
View file

@ -12,13 +12,18 @@ impl<T> NumCell<T> {
Self { t: Cell::new(t) }
}
#[inline(always)]
pub fn set(&self, n: T) {
let _ = self.t.replace(n);
}
#[inline(always)]
pub fn replace(&self, n: T) -> T {
self.t.replace(n)
}
#[inline(always)]
pub fn load(&self) -> T
pub fn get(&self) -> T
where
T: Copy,
{