238 lines
8.1 KiB
Rust
238 lines
8.1 KiB
Rust
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::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::xdg_wm_base::XdgWmBaseObj;
|
|
use crate::object::{Interface, Object, ObjectId};
|
|
use crate::utils::buffd::MsgParser;
|
|
use std::ops::DerefMut;
|
|
use std::rc::Rc;
|
|
pub use types::*;
|
|
|
|
const DESTROY: u32 = 0;
|
|
const GET_TOPLEVEL: u32 = 1;
|
|
const GET_POPUP: u32 = 2;
|
|
const SET_WINDOW_GEOMETRY: u32 = 3;
|
|
const ACK_CONFIGURE: u32 = 4;
|
|
|
|
const CONFIGURE: u32 = 0;
|
|
|
|
#[allow(dead_code)] const NOT_CONSTRUCTED: u32 = 1;
|
|
const ALREADY_CONSTRUCTED: u32 = 2;
|
|
#[allow(dead_code)] const UNCONFIGURED_BUFFER: u32 = 3;
|
|
|
|
id!(XdgSurfaceId);
|
|
|
|
pub struct XdgSurface {
|
|
id: XdgSurfaceId,
|
|
base: Rc<XdgWmBaseObj>,
|
|
pub surface: Rc<WlSurface>,
|
|
}
|
|
|
|
impl XdgSurface {
|
|
pub fn new(
|
|
wm_base: &Rc<XdgWmBaseObj>,
|
|
id: XdgSurfaceId,
|
|
surface: &Rc<WlSurface>,
|
|
) -> Self {
|
|
Self {
|
|
id,
|
|
base: wm_base.clone(),
|
|
surface: surface.clone(),
|
|
}
|
|
}
|
|
|
|
pub fn configure(self: &Rc<Self>, serial: u32) -> DynEventFormatter {
|
|
Box::new(Configure {
|
|
obj: self.clone(),
|
|
serial,
|
|
})
|
|
}
|
|
|
|
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() {
|
|
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(),
|
|
}));
|
|
Ok(())
|
|
}
|
|
|
|
async fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), DestroyError> {
|
|
let _req: Destroy = self.surface.client.parse(self, parser)?;
|
|
{
|
|
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;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
*data = RoleData::None;
|
|
}
|
|
self.base.surfaces.remove(&self.id);
|
|
self.surface.client.remove_obj(self).await?;
|
|
Ok(())
|
|
}
|
|
|
|
async 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,
|
|
});
|
|
}
|
|
Ok(())
|
|
}
|
|
|
|
async 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 });
|
|
}
|
|
Ok(())
|
|
}
|
|
|
|
async 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));
|
|
}
|
|
Ok(())
|
|
}
|
|
|
|
async 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);
|
|
}
|
|
}
|
|
Ok(())
|
|
}
|
|
|
|
async 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?,
|
|
_ => unreachable!(),
|
|
}
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
handle_request!(XdgSurface);
|
|
|
|
impl Object for XdgSurface {
|
|
fn id(&self) -> ObjectId {
|
|
self.id.into()
|
|
}
|
|
|
|
fn interface(&self) -> Interface {
|
|
Interface::XdgSurface
|
|
}
|
|
|
|
fn num_requests(&self) -> u32 {
|
|
ACK_CONFIGURE + 1
|
|
}
|
|
}
|