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portal: implement window capture

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This commit is contained in:
Julian Orth 2024-04-19 12:12:49 +02:00
parent f0600917ff
commit 4e10415e5c
27 changed files with 840 additions and 136 deletions
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1
src/portal/ptl_display.rs
View file

@ -297,6 +297,7 @@ fn finish_display_connect(dpy: Rc<PortalDisplayPrelude>) {
id: dpy.con.id(),
con: dpy.con.clone(),
owner: Default::default(),
window_capture: Cell::new(false),
});
dpy.con.add_object(jc.clone());
dpy.registry.request_bind(name, version, jc.deref());

80
src/portal/ptl_screencast.rs
View file

@ -34,7 +34,11 @@ use {
session::{CloseReply as SessionCloseReply, Closed},
},
},
wl_usr::usr_ifs::usr_jay_screencast::{UsrJayScreencast, UsrJayScreencastOwner},
wl_usr::usr_ifs::{
usr_jay_screencast::{UsrJayScreencast, UsrJayScreencastOwner},
usr_jay_select_toplevel::UsrJaySelectToplevel,
usr_jay_toplevel::UsrJayToplevel,
},
},
std::{
borrow::Cow,
@ -59,6 +63,7 @@ pub enum ScreencastPhase {
Init,
SourcesSelected,
Selecting(Rc<SelectingScreencast>),
SelectingWindow(Rc<SelectingWindowScreencast>),
Starting(Rc<StartingScreencast>),
Started(Rc<StartedScreencast>),
Terminated,
@ -66,12 +71,22 @@ pub enum ScreencastPhase {
unsafe impl UnsafeCellCloneSafe for ScreencastPhase {}
pub struct SelectingScreencast {
#[derive(Clone)]
pub struct SelectingScreencastCore {
pub session: Rc<ScreencastSession>,
pub request_obj: Rc<DbusObject>,
pub reply: Rc<PendingReply<StartReply<'static>>>,
}
pub struct SelectingScreencast {
pub core: SelectingScreencastCore,
pub guis: CopyHashMap<PortalDisplayId, Rc<SelectionGui>>,
pub output_selected: Cell<bool>,
}
pub struct SelectingWindowScreencast {
pub core: SelectingScreencastCore,
pub dpy: Rc<PortalDisplay>,
pub selector: Rc<UsrJaySelectToplevel>,
}
pub struct StartingScreencast {
@ -80,7 +95,12 @@ pub struct StartingScreencast {
pub reply: Rc<PendingReply<StartReply<'static>>>,
pub node: Rc<PwClientNode>,
pub dpy: Rc<PortalDisplay>,
pub output: Rc<PortalOutput>,
pub target: ScreencastTarget,
}
pub enum ScreencastTarget {
Output(Rc<PortalOutput>),
Toplevel(Rc<UsrJayToplevel>),
}
pub struct StartedScreencast {
@ -135,10 +155,16 @@ impl PwClientNodeOwner for StartingScreencast {
port.can_alloc_buffers.set(true);
port.supported_metas.set(SUPPORTED_META_VIDEO_CROP);
let jsc = self.dpy.jc.create_screencast();
jsc.set_output(&self.output.jay);
match &self.target {
ScreencastTarget::Output(o) => jsc.set_output(&o.jay),
ScreencastTarget::Toplevel(t) => jsc.set_toplevel(t),
}
jsc.set_use_linear_buffers(true);
jsc.set_allow_all_workspaces(true);
jsc.configure();
if let ScreencastTarget::Toplevel(t) = &self.target {
self.dpy.con.remove_obj(&**t);
}
let started = Rc::new(StartedScreencast {
session: self.session.clone(),
node: self.node.clone(),
@ -183,6 +209,32 @@ impl PwClientNodeOwner for StartedScreencast {
}
}
impl SelectingScreencastCore {
pub fn starting(&self, dpy: &Rc<PortalDisplay>, target: ScreencastTarget) {
let node = dpy.state.pw_con.create_client_node(&[
("media.class".to_string(), "Video/Source".to_string()),
("node.name".to_string(), "jay-desktop-portal".to_string()),
("node.driver".to_string(), "true".to_string()),
]);
let starting = Rc::new(StartingScreencast {
session: self.session.clone(),
request_obj: self.request_obj.clone(),
reply: self.reply.clone(),
node,
dpy: dpy.clone(),
target,
});
self.session
.phase
.set(ScreencastPhase::Starting(starting.clone()));
starting.node.owner.set(Some(starting.clone()));
dpy.screencasts.set(
self.session.session_obj.path().to_owned(),
self.session.clone(),
);
}
}
impl ScreencastSession {
pub(super) fn kill(&self) {
self.session_obj.emit_signal(&Closed);
@ -192,15 +244,22 @@ impl ScreencastSession {
ScreencastPhase::SourcesSelected => {}
ScreencastPhase::Terminated => {}
ScreencastPhase::Selecting(s) => {
s.reply.err("Session has been terminated");
s.core.reply.err("Session has been terminated");
for (_, gui) in s.guis.lock().drain() {
gui.kill(false);
}
}
ScreencastPhase::SelectingWindow(s) => {
s.dpy.con.remove_obj(&*s.selector);
s.core.reply.err("Session has been terminated");
}
ScreencastPhase::Starting(s) => {
s.reply.err("Session has been terminated");
s.node.con.destroy_obj(s.node.deref());
s.dpy.screencasts.remove(self.session_obj.path());
if let ScreencastTarget::Toplevel(t) = &s.target {
s.dpy.con.remove_obj(&**t);
}
}
ScreencastPhase::Started(s) => {
s.jay_screencast.con.remove_obj(s.jay_screencast.deref());
@ -270,11 +329,12 @@ impl ScreencastSession {
}
self.phase
.set(ScreencastPhase::Selecting(Rc::new(SelectingScreencast {
session: self.clone(),
request_obj: Rc::new(request_obj),
reply: Rc::new(reply),
core: SelectingScreencastCore {
session: self.clone(),
request_obj: Rc::new(request_obj),
reply: Rc::new(reply),
},
guis,
output_selected: Cell::new(false),
})));
}
}

96
src/portal/ptl_screencast/screencast_gui.rs
View file

@ -2,8 +2,10 @@ use {
crate::{
ifs::wl_seat::{wl_pointer::PRESSED, BTN_LEFT},
portal::{
ptl_display::{PortalDisplay, PortalOutput},
ptl_screencast::{ScreencastPhase, ScreencastSession, StartingScreencast},
ptl_display::{PortalDisplay, PortalOutput, PortalSeat},
ptl_screencast::{
ScreencastPhase, ScreencastSession, ScreencastTarget, SelectingWindowScreencast,
},
ptr_gui::{
Align, Button, ButtonOwner, Flow, GuiElement, Label, Orientation, OverlayWindow,
OverlayWindowOwner,
@ -11,6 +13,9 @@ use {
},
theme::Color,
utils::copyhashmap::CopyHashMap,
wl_usr::usr_ifs::{
usr_jay_select_toplevel::UsrJaySelectToplevelOwner, usr_jay_toplevel::UsrJayToplevel,
},
},
std::rc::Rc,
};
@ -38,6 +43,7 @@ struct StaticButton {
#[derive(Copy, Clone, Eq, PartialEq)]
enum ButtonRole {
Accept,
Window,
Reject,
}
@ -65,17 +71,17 @@ fn create_accept_gui(surface: &Rc<SelectionGuiSurface>) -> Rc<dyn GuiElement> {
let label = Rc::new(Label::default());
*label.text.borrow_mut() = text;
let accept_button = static_button(surface, ButtonRole::Accept, "Share This Output");
let window_button = static_button(surface, ButtonRole::Window, "Share A Window");
let reject_button = static_button(surface, ButtonRole::Reject, "Reject");
let buttons = [&accept_button, &reject_button];
for button in buttons {
for button in [&accept_button, &window_button, &reject_button] {
button.border_color.set(Color::from_gray(100));
button.border.set(2.0);
button.padding.set(5.0);
}
accept_button.bg_color.set(Color::from_rgb(170, 200, 170));
accept_button
.bg_hover_color
.set(Color::from_rgb(170, 255, 170));
for button in [&accept_button, &window_button] {
button.bg_color.set(Color::from_rgb(170, 200, 170));
button.bg_hover_color.set(Color::from_rgb(170, 255, 170));
}
reject_button.bg_color.set(Color::from_rgb(200, 170, 170));
reject_button
.bg_hover_color
@ -85,7 +91,12 @@ fn create_accept_gui(surface: &Rc<SelectionGuiSurface>) -> Rc<dyn GuiElement> {
flow.cross_align.set(Align::Center);
flow.in_margin.set(V_MARGIN);
flow.cross_margin.set(H_MARGIN);
*flow.elements.borrow_mut() = vec![label, accept_button, reject_button];
let mut elements: Vec<Rc<dyn GuiElement>> = vec![label, accept_button];
if surface.gui.dpy.jc.window_capture.get() {
elements.push(window_button);
}
elements.push(reject_button);
*flow.elements.borrow_mut() = elements;
flow
}
@ -124,12 +135,12 @@ impl SelectionGui {
}
impl ButtonOwner for StaticButton {
fn button(&self, button: u32, state: u32) {
fn button(&self, seat: &PortalSeat, button: u32, state: u32) {
if button != BTN_LEFT || state != PRESSED {
return;
}
match self.role {
ButtonRole::Accept => {
ButtonRole::Accept | ButtonRole::Window => {
log::info!("User has accepted the request");
let selecting = match self.surface.gui.screencast_session.phase.get() {
ScreencastPhase::Selecting(selecting) => selecting,
@ -138,34 +149,25 @@ impl ButtonOwner for StaticButton {
for (_, gui) in selecting.guis.lock().drain() {
gui.kill(false);
}
let node = self.surface.gui.dpy.state.pw_con.create_client_node(&[
("media.class".to_string(), "Video/Source".to_string()),
("node.name".to_string(), "jay-desktop-portal".to_string()),
("node.driver".to_string(), "true".to_string()),
]);
let starting = Rc::new(StartingScreencast {
session: self.surface.gui.screencast_session.clone(),
request_obj: selecting.request_obj.clone(),
reply: selecting.reply.clone(),
node,
dpy: self.surface.gui.dpy.clone(),
output: self.surface.output.clone(),
});
self.surface
.gui
.screencast_session
.phase
.set(ScreencastPhase::Starting(starting.clone()));
starting.node.owner.set(Some(starting.clone()));
self.surface.gui.dpy.screencasts.set(
let dpy = &self.surface.output.dpy;
if self.role == ButtonRole::Accept {
selecting
.core
.starting(dpy, ScreencastTarget::Output(self.surface.output.clone()));
} else {
let selector = dpy.jc.select_toplevel(&seat.wl);
let selecting = Rc::new(SelectingWindowScreencast {
core: selecting.core.clone(),
dpy: dpy.clone(),
selector: selector.clone(),
});
selector.owner.set(Some(selecting.clone()));
self.surface
.gui
.screencast_session
.session_obj
.path()
.to_owned(),
self.surface.gui.screencast_session.clone(),
);
.phase
.set(ScreencastPhase::SelectingWindow(selecting));
}
}
ButtonRole::Reject => {
log::info!("User has rejected the screencast request");
@ -175,6 +177,28 @@ impl ButtonOwner for StaticButton {
}
}
impl UsrJaySelectToplevelOwner for SelectingWindowScreencast {
fn done(&self, tl: Option<Rc<UsrJayToplevel>>) {
let Some(tl) = tl else {
log::info!("User has aborted the selection");
self.core.session.kill();
return;
};
match self.core.session.phase.get() {
ScreencastPhase::SelectingWindow(s) => {
self.dpy.con.remove_obj(&*s.selector);
}
_ => {
self.dpy.con.remove_obj(&*tl);
return;
}
}
log::info!("User has selected a window");
self.core
.starting(&self.dpy, ScreencastTarget::Toplevel(tl));
}
}
fn static_button(surface: &Rc<SelectionGuiSurface>, role: ButtonRole, text: &str) -> Rc<Button> {
let button = Rc::new(Button::default());
let slf = Rc::new(StaticButton {

6
src/portal/ptr_gui.rs
View file

@ -123,7 +123,7 @@ pub struct Button {
}
pub trait ButtonOwner {
fn button(&self, button: u32, state: u32);
fn button(&self, seat: &PortalSeat, button: u32, state: u32);
}
impl Default for Button {
@ -251,9 +251,9 @@ impl GuiElement for Button {
self.owner.take();
}
fn button(&self, _seat: &PortalSeat, button: u32, state: u32) {
fn button(&self, seat: &PortalSeat, button: u32, state: u32) {
if let Some(owner) = self.owner.get() {
owner.button(button, state);
owner.button(seat, button, state);
}
}
}