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970885ec45
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344
src/wayland.rs
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344
src/wayland.rs
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// Workspaces Info, Toplevel Info
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// Capture
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// - subscribe to all workspaces, to start with? All that are associated with an output should be
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// shown on one.
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// * Need output name to compare?
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use cctk::{
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cosmic_protocols::{
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screencopy::v1::client::{zcosmic_screencopy_manager_v1, zcosmic_screencopy_session_v1},
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toplevel_info::v1::client::zcosmic_toplevel_handle_v1,
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workspace::v1::client::zcosmic_workspace_handle_v1,
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},
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screencopy::{BufferInfo, ScreencopyHandler, ScreencopyState},
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sctk::{
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self,
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output::{OutputHandler, OutputState},
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registry::{ProvidesRegistryState, RegistryState},
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shm::{raw::RawPool, ShmHandler, ShmState},
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},
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toplevel_info::{ToplevelInfoHandler, ToplevelInfoState},
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wayland_client::{
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backend::ObjectId,
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globals::registry_queue_init,
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protocol::{wl_buffer, wl_output, wl_shm},
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Connection, Dispatch, Proxy, QueueHandle, WEnum,
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},
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workspace::{WorkspaceHandler, WorkspaceState},
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};
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use futures_channel::mpsc;
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use iced::{
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futures::{executor::block_on, FutureExt, SinkExt},
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widget::image,
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};
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use std::{collections::HashMap, thread};
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// TODO define subscription for a particular output/workspace/toplevel (but we want to rate limit?)
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#[derive(Debug)]
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pub enum Event {
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Workspaces(Vec<(wl_output::WlOutput, cctk::workspace::Workspace)>),
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WorkspaceCapture(
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zcosmic_workspace_handle_v1::ZcosmicWorkspaceHandleV1,
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image::Handle,
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),
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}
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pub fn subscription() -> iced::Subscription<Event> {
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iced::subscription::run("wayland-sub", async { start() }.flatten_stream())
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}
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enum CaptureSource {
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Workspace(zcosmic_workspace_handle_v1::ZcosmicWorkspaceHandleV1),
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}
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struct Frame {
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buffer: Option<(RawPool, wl_buffer::WlBuffer, BufferInfo)>,
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source: CaptureSource,
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first_frame: bool,
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}
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struct AppData {
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qh: QueueHandle<Self>,
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output_state: OutputState,
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registry_state: RegistryState,
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toplevel_info_state: ToplevelInfoState,
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workspace_state: WorkspaceState,
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screencopy_state: ScreencopyState,
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shm_state: ShmState,
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sender: mpsc::Sender<Event>,
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frames: HashMap<ObjectId, Frame>,
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}
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impl ProvidesRegistryState for AppData {
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fn registry(&mut self) -> &mut RegistryState {
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&mut self.registry_state
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}
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sctk::registry_handlers!(OutputState,);
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}
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impl ShmHandler for AppData {
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fn shm_state(&mut self) -> &mut ShmState {
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&mut self.shm_state
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}
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}
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// TODO: don't need this if we use same connection with same IDs? Or?
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impl OutputHandler for AppData {
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fn output_state(&mut self) -> &mut OutputState {
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&mut self.output_state
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}
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fn new_output(
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&mut self,
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_conn: &Connection,
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_qh: &QueueHandle<Self>,
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_output: wl_output::WlOutput,
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) {
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}
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fn update_output(
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&mut self,
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_conn: &Connection,
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_qh: &QueueHandle<Self>,
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_output: wl_output::WlOutput,
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) {
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}
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fn output_destroyed(
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&mut self,
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_conn: &Connection,
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_qh: &QueueHandle<Self>,
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_output: wl_output::WlOutput,
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) {
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}
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}
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// TODO any indication when we have all toplevels?
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impl ToplevelInfoHandler for AppData {
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fn toplevel_info_state(&mut self) -> &mut ToplevelInfoState {
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&mut self.toplevel_info_state
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}
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fn new_toplevel(
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&mut self,
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_conn: &Connection,
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_qh: &QueueHandle<Self>,
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toplevel: &zcosmic_toplevel_handle_v1::ZcosmicToplevelHandleV1,
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) {
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/*
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println!(
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"New toplevel: {:?}",
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self.toplevel_info_state.info(toplevel).unwrap()
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);
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*/
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}
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fn update_toplevel(
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&mut self,
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_conn: &Connection,
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_qh: &QueueHandle<Self>,
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toplevel: &zcosmic_toplevel_handle_v1::ZcosmicToplevelHandleV1,
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) {
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/*
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println!(
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"Update toplevel: {:?}",
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self.toplevel_info_state.info(toplevel).unwrap()
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);
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*/
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}
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fn toplevel_closed(
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&mut self,
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_conn: &Connection,
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_qh: &QueueHandle<Self>,
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toplevel: &zcosmic_toplevel_handle_v1::ZcosmicToplevelHandleV1,
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) {
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/*
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println!(
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"Closed toplevel: {:?}",
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self.toplevel_info_state.info(toplevel).unwrap()
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);
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*/
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}
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}
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impl WorkspaceHandler for AppData {
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fn workspace_state(&mut self) -> &mut WorkspaceState {
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&mut self.workspace_state
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}
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fn done(&mut self) {
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let mut workspaces = Vec::new();
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for group in self.workspace_state.workspace_groups() {
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/*
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println!(
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"Group: capabilities: {:?}, output: {:?}",
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&group.capabilities, &group.output
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);
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*/
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for workspace in &group.workspaces {
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//println!("{:?}", &workspace);
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if let Some(output) = group.output.as_ref() {
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workspaces.push((output.clone(), workspace.clone()));
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//println!("capture workspace");
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let frame = self.screencopy_state.screencopy_manager.capture_workspace(
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&workspace.handle,
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output,
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zcosmic_screencopy_manager_v1::CursorMode::Hidden,
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&self.qh,
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Default::default(), // TODO
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);
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// XXX first_frame
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self.frames.insert(
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frame.id(),
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Frame {
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buffer: None,
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source: CaptureSource::Workspace(workspace.handle.clone()),
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first_frame: false,
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},
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);
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}
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}
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}
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let _ = block_on(self.sender.send(Event::Workspaces(workspaces)));
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}
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}
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impl ScreencopyHandler for AppData {
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fn screencopy_state(&mut self) -> &mut ScreencopyState {
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&mut self.screencopy_state
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}
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fn init_done(
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&mut self,
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conn: &Connection,
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qh: &QueueHandle<Self>,
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session: &zcosmic_screencopy_session_v1::ZcosmicScreencopySessionV1,
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buffer_infos: &[BufferInfo],
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) {
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//println!("init_done");
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// TODO BIND
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// XXX
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let buffer_info = buffer_infos
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.iter()
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.find(|x| {
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x.type_ == WEnum::Value(zcosmic_screencopy_session_v1::BufferType::WlShm)
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&& x.format == wl_shm::Format::Abgr8888.into()
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})
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.unwrap();
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let buf_len = buffer_info.stride * buffer_info.height;
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let mut pool = RawPool::new(buf_len as usize, &self.shm_state).unwrap();
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let buffer = pool.create_buffer(
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0,
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buffer_info.width as i32,
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buffer_info.height as i32,
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buffer_info.stride as i32,
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wl_shm::Format::Abgr8888,
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(),
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qh,
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);
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let mut frame = self.frames.get_mut(&session.id()).unwrap();
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session.attach_buffer(&buffer, None, 0); // XXX age?
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if frame.first_frame {
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session.commit(zcosmic_screencopy_session_v1::Options::empty());
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} else {
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session.commit(zcosmic_screencopy_session_v1::Options::OnDamage);
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}
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conn.flush().unwrap();
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frame.buffer = Some((pool, buffer, buffer_info.clone()));
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}
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fn ready(
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&mut self,
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conn: &Connection,
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qh: &QueueHandle<Self>,
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session: &zcosmic_screencopy_session_v1::ZcosmicScreencopySessionV1,
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) {
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let frame = self.frames.get_mut(&session.id()).unwrap();
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let (mut pool, buffer, buffer_info) = frame.buffer.take().unwrap();
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match &frame.source {
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CaptureSource::Workspace(workspace) => {
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let image = image::Handle::from_pixels(
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buffer_info.width,
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buffer_info.height,
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pool.mmap().to_vec(),
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); // XXX
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let _ = block_on(
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self.sender
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.send(Event::WorkspaceCapture(workspace.clone(), image)),
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);
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}
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}
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//println!("ready");
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// TODO
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}
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fn failed(
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&mut self,
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conn: &Connection,
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qh: &QueueHandle<Self>,
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session: &zcosmic_screencopy_session_v1::ZcosmicScreencopySessionV1,
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reason: WEnum<zcosmic_screencopy_session_v1::FailureReason>,
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) {
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//println!("failed");
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// TODO
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}
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}
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impl Dispatch<wl_buffer::WlBuffer, ()> for AppData {
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fn event(
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_app_data: &mut Self,
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buffer: &wl_buffer::WlBuffer,
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event: wl_buffer::Event,
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_: &(),
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_: &Connection,
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_qh: &QueueHandle<Self>,
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) {
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}
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}
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fn start() -> mpsc::Receiver<Event> {
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let (sender, receiver) = mpsc::channel(20);
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// TODO share connection? Can't use same `WlOutput` with seperate connection
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let conn = Connection::connect_to_env().unwrap();
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let (globals, mut event_queue) = registry_queue_init(&conn).unwrap();
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let qh = event_queue.handle();
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let registry_state = RegistryState::new(&globals);
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let mut app_data = AppData {
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qh: qh.clone(),
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output_state: OutputState::new(&globals, &qh),
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workspace_state: WorkspaceState::new(®istry_state, &qh), // Create before toplevel info state
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toplevel_info_state: ToplevelInfoState::new(®istry_state, &qh),
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screencopy_state: ScreencopyState::new(&globals, &qh),
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registry_state,
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shm_state: ShmState::bind(&globals, &qh).unwrap(),
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sender,
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frames: HashMap::new(),
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};
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thread::spawn(move || loop {
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event_queue.blocking_dispatch(&mut app_data).unwrap();
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});
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receiver
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}
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sctk::delegate_output!(AppData);
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sctk::delegate_registry!(AppData);
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sctk::delegate_shm!(AppData);
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cctk::delegate_toplevel_info!(AppData);
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cctk::delegate_workspace!(AppData);
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cctk::delegate_screencopy!(AppData);
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