1use std::cell::{RefCell, RefMut};
2use std::hash::Hash;
3use std::os::fd::{AsRawFd, BorrowedFd};
4use std::path::PathBuf;
5use std::rc::{Rc, Weak};
6use std::time::{Duration, Instant};
7
8use calloop::timer::{TimeoutAction, Timer};
9use calloop::{EventLoop, LoopHandle};
10use calloop_wayland_source::WaylandSource;
11use collections::HashMap;
12use filedescriptor::Pipe;
13
14use http_client::Url;
15use smallvec::SmallVec;
16use util::ResultExt;
17use wayland_backend::client::ObjectId;
18use wayland_backend::protocol::WEnum;
19use wayland_client::event_created_child;
20use wayland_client::globals::{registry_queue_init, GlobalList, GlobalListContents};
21use wayland_client::protocol::wl_callback::{self, WlCallback};
22use wayland_client::protocol::wl_data_device_manager::DndAction;
23use wayland_client::protocol::wl_data_offer::WlDataOffer;
24use wayland_client::protocol::wl_pointer::AxisSource;
25use wayland_client::protocol::{
26 wl_data_device, wl_data_device_manager, wl_data_offer, wl_data_source, wl_output, wl_region,
27};
28use wayland_client::{
29 delegate_noop,
30 protocol::{
31 wl_buffer, wl_compositor, wl_keyboard, wl_pointer, wl_registry, wl_seat, wl_shm,
32 wl_shm_pool, wl_surface,
33 },
34 Connection, Dispatch, Proxy, QueueHandle,
35};
36use wayland_protocols::wp::cursor_shape::v1::client::{
37 wp_cursor_shape_device_v1, wp_cursor_shape_manager_v1,
38};
39use wayland_protocols::wp::fractional_scale::v1::client::{
40 wp_fractional_scale_manager_v1, wp_fractional_scale_v1,
41};
42use wayland_protocols::wp::primary_selection::zv1::client::zwp_primary_selection_offer_v1::{
43 self, ZwpPrimarySelectionOfferV1,
44};
45use wayland_protocols::wp::primary_selection::zv1::client::{
46 zwp_primary_selection_device_manager_v1, zwp_primary_selection_device_v1,
47 zwp_primary_selection_source_v1,
48};
49use wayland_protocols::wp::text_input::zv3::client::zwp_text_input_v3::{
50 ContentHint, ContentPurpose,
51};
52use wayland_protocols::wp::text_input::zv3::client::{
53 zwp_text_input_manager_v3, zwp_text_input_v3,
54};
55use wayland_protocols::wp::viewporter::client::{wp_viewport, wp_viewporter};
56use wayland_protocols::xdg::activation::v1::client::{xdg_activation_token_v1, xdg_activation_v1};
57use wayland_protocols::xdg::decoration::zv1::client::{
58 zxdg_decoration_manager_v1, zxdg_toplevel_decoration_v1,
59};
60use wayland_protocols::xdg::shell::client::{xdg_surface, xdg_toplevel, xdg_wm_base};
61use wayland_protocols_plasma::blur::client::{org_kde_kwin_blur, org_kde_kwin_blur_manager};
62use xkbcommon::xkb::ffi::XKB_KEYMAP_FORMAT_TEXT_V1;
63use xkbcommon::xkb::{self, Keycode, KEYMAP_COMPILE_NO_FLAGS};
64
65use super::display::WaylandDisplay;
66use super::window::{ImeInput, WaylandWindowStatePtr};
67use crate::platform::linux::wayland::clipboard::{
68 Clipboard, DataOffer, FILE_LIST_MIME_TYPE, TEXT_MIME_TYPE,
69};
70use crate::platform::linux::wayland::cursor::Cursor;
71use crate::platform::linux::wayland::serial::{SerialKind, SerialTracker};
72use crate::platform::linux::wayland::window::WaylandWindow;
73use crate::platform::linux::xdg_desktop_portal::{Event as XDPEvent, XDPEventSource};
74use crate::platform::linux::LinuxClient;
75use crate::platform::linux::{
76 get_xkb_compose_state, is_within_click_distance, open_uri_internal, read_fd,
77 reveal_path_internal,
78};
79use crate::platform::PlatformWindow;
80use crate::{
81 point, px, size, Bounds, DevicePixels, FileDropEvent, ForegroundExecutor, MouseExitEvent, Size,
82 DOUBLE_CLICK_INTERVAL, SCROLL_LINES,
83};
84use crate::{
85 AnyWindowHandle, CursorStyle, DisplayId, KeyDownEvent, KeyUpEvent, Keystroke, Modifiers,
86 ModifiersChangedEvent, MouseButton, MouseDownEvent, MouseMoveEvent, MouseUpEvent,
87 NavigationDirection, Pixels, PlatformDisplay, PlatformInput, Point, ScrollDelta,
88 ScrollWheelEvent, TouchPhase,
89};
90use crate::{LinuxCommon, WindowParams};
91
92/// Used to convert evdev scancode to xkb scancode
93const MIN_KEYCODE: u32 = 8;
94
95#[derive(Clone)]
96pub struct Globals {
97 pub qh: QueueHandle<WaylandClientStatePtr>,
98 pub activation: Option<xdg_activation_v1::XdgActivationV1>,
99 pub compositor: wl_compositor::WlCompositor,
100 pub cursor_shape_manager: Option<wp_cursor_shape_manager_v1::WpCursorShapeManagerV1>,
101 pub data_device_manager: Option<wl_data_device_manager::WlDataDeviceManager>,
102 pub primary_selection_manager:
103 Option<zwp_primary_selection_device_manager_v1::ZwpPrimarySelectionDeviceManagerV1>,
104 pub wm_base: xdg_wm_base::XdgWmBase,
105 pub shm: wl_shm::WlShm,
106 pub seat: wl_seat::WlSeat,
107 pub viewporter: Option<wp_viewporter::WpViewporter>,
108 pub fractional_scale_manager:
109 Option<wp_fractional_scale_manager_v1::WpFractionalScaleManagerV1>,
110 pub decoration_manager: Option<zxdg_decoration_manager_v1::ZxdgDecorationManagerV1>,
111 pub blur_manager: Option<org_kde_kwin_blur_manager::OrgKdeKwinBlurManager>,
112 pub text_input_manager: Option<zwp_text_input_manager_v3::ZwpTextInputManagerV3>,
113 pub executor: ForegroundExecutor,
114}
115
116impl Globals {
117 fn new(
118 globals: GlobalList,
119 executor: ForegroundExecutor,
120 qh: QueueHandle<WaylandClientStatePtr>,
121 seat: wl_seat::WlSeat,
122 ) -> Self {
123 Globals {
124 activation: globals.bind(&qh, 1..=1, ()).ok(),
125 compositor: globals
126 .bind(
127 &qh,
128 wl_surface::REQ_SET_BUFFER_SCALE_SINCE
129 ..=wl_surface::EVT_PREFERRED_BUFFER_SCALE_SINCE,
130 (),
131 )
132 .unwrap(),
133 cursor_shape_manager: globals.bind(&qh, 1..=1, ()).ok(),
134 data_device_manager: globals
135 .bind(
136 &qh,
137 WL_DATA_DEVICE_MANAGER_VERSION..=WL_DATA_DEVICE_MANAGER_VERSION,
138 (),
139 )
140 .ok(),
141 primary_selection_manager: globals.bind(&qh, 1..=1, ()).ok(),
142 shm: globals.bind(&qh, 1..=1, ()).unwrap(),
143 seat,
144 wm_base: globals.bind(&qh, 2..=5, ()).unwrap(),
145 viewporter: globals.bind(&qh, 1..=1, ()).ok(),
146 fractional_scale_manager: globals.bind(&qh, 1..=1, ()).ok(),
147 decoration_manager: globals.bind(&qh, 1..=1, ()).ok(),
148 blur_manager: globals.bind(&qh, 1..=1, ()).ok(),
149 text_input_manager: globals.bind(&qh, 1..=1, ()).ok(),
150 executor,
151 qh,
152 }
153 }
154}
155
156#[derive(Default, Debug, Clone, PartialEq, Eq, Hash)]
157pub struct InProgressOutput {
158 name: Option<String>,
159 scale: Option<i32>,
160 position: Option<Point<DevicePixels>>,
161 size: Option<Size<DevicePixels>>,
162}
163
164impl InProgressOutput {
165 fn complete(&self) -> Option<Output> {
166 if let Some((position, size)) = self.position.zip(self.size) {
167 let scale = self.scale.unwrap_or(1);
168 Some(Output {
169 name: self.name.clone(),
170 scale,
171 bounds: Bounds::new(position, size),
172 })
173 } else {
174 None
175 }
176 }
177}
178
179#[derive(Debug, Clone, Eq, PartialEq, Hash)]
180pub struct Output {
181 pub name: Option<String>,
182 pub scale: i32,
183 pub bounds: Bounds<DevicePixels>,
184}
185
186pub(crate) struct WaylandClientState {
187 serial_tracker: SerialTracker,
188 globals: Globals,
189 wl_seat: wl_seat::WlSeat, // TODO: Multi seat support
190 wl_pointer: Option<wl_pointer::WlPointer>,
191 wl_keyboard: Option<wl_keyboard::WlKeyboard>,
192 cursor_shape_device: Option<wp_cursor_shape_device_v1::WpCursorShapeDeviceV1>,
193 data_device: Option<wl_data_device::WlDataDevice>,
194 primary_selection: Option<zwp_primary_selection_device_v1::ZwpPrimarySelectionDeviceV1>,
195 text_input: Option<zwp_text_input_v3::ZwpTextInputV3>,
196 pre_edit_text: Option<String>,
197 composing: bool,
198 // Surface to Window mapping
199 windows: HashMap<ObjectId, WaylandWindowStatePtr>,
200 // Output to scale mapping
201 outputs: HashMap<ObjectId, Output>,
202 in_progress_outputs: HashMap<ObjectId, InProgressOutput>,
203 keymap_state: Option<xkb::State>,
204 compose_state: Option<xkb::compose::State>,
205 drag: DragState,
206 click: ClickState,
207 repeat: KeyRepeat,
208 pub modifiers: Modifiers,
209 axis_source: AxisSource,
210 pub mouse_location: Option<Point<Pixels>>,
211 continuous_scroll_delta: Option<Point<Pixels>>,
212 discrete_scroll_delta: Option<Point<f32>>,
213 vertical_modifier: f32,
214 horizontal_modifier: f32,
215 scroll_event_received: bool,
216 enter_token: Option<()>,
217 button_pressed: Option<MouseButton>,
218 mouse_focused_window: Option<WaylandWindowStatePtr>,
219 keyboard_focused_window: Option<WaylandWindowStatePtr>,
220 loop_handle: LoopHandle<'static, WaylandClientStatePtr>,
221 cursor_style: Option<CursorStyle>,
222 clipboard: Clipboard,
223 data_offers: Vec<DataOffer<WlDataOffer>>,
224 primary_data_offer: Option<DataOffer<ZwpPrimarySelectionOfferV1>>,
225 cursor: Cursor,
226 pending_activation: Option<PendingActivation>,
227 event_loop: Option<EventLoop<'static, WaylandClientStatePtr>>,
228 common: LinuxCommon,
229}
230
231pub struct DragState {
232 data_offer: Option<wl_data_offer::WlDataOffer>,
233 window: Option<WaylandWindowStatePtr>,
234 position: Point<Pixels>,
235}
236
237pub struct ClickState {
238 last_click: Instant,
239 last_location: Point<Pixels>,
240 current_count: usize,
241}
242
243pub(crate) struct KeyRepeat {
244 characters_per_second: u32,
245 delay: Duration,
246 current_id: u64,
247 current_keycode: Option<xkb::Keycode>,
248}
249
250pub(crate) enum PendingActivation {
251 /// URI to open in the web browser.
252 Uri(String),
253 /// Path to open in the file explorer.
254 Path(PathBuf),
255 /// A window from ourselves to raise.
256 Window(ObjectId),
257}
258
259/// This struct is required to conform to Rust's orphan rules, so we can dispatch on the state but hand the
260/// window to GPUI.
261#[derive(Clone)]
262pub struct WaylandClientStatePtr(Weak<RefCell<WaylandClientState>>);
263
264impl WaylandClientStatePtr {
265 pub fn get_client(&self) -> Rc<RefCell<WaylandClientState>> {
266 self.0
267 .upgrade()
268 .expect("The pointer should always be valid when dispatching in wayland")
269 }
270
271 pub fn get_serial(&self, kind: SerialKind) -> u32 {
272 self.0.upgrade().unwrap().borrow().serial_tracker.get(kind)
273 }
274
275 pub fn set_pending_activation(&self, window: ObjectId) {
276 self.0.upgrade().unwrap().borrow_mut().pending_activation =
277 Some(PendingActivation::Window(window));
278 }
279
280 pub fn enable_ime(&self) {
281 let client = self.get_client();
282 let mut state = client.borrow_mut();
283 let Some(mut text_input) = state.text_input.take() else {
284 return;
285 };
286
287 text_input.enable();
288 text_input.set_content_type(ContentHint::None, ContentPurpose::Normal);
289 if let Some(window) = state.keyboard_focused_window.clone() {
290 drop(state);
291 if let Some(area) = window.get_ime_area() {
292 text_input.set_cursor_rectangle(
293 area.origin.x.0 as i32,
294 area.origin.y.0 as i32,
295 area.size.width.0 as i32,
296 area.size.height.0 as i32,
297 );
298 }
299 state = client.borrow_mut();
300 }
301 text_input.commit();
302 state.text_input = Some(text_input);
303 }
304
305 pub fn disable_ime(&self) {
306 let client = self.get_client();
307 let mut state = client.borrow_mut();
308 state.composing = false;
309 if let Some(text_input) = &state.text_input {
310 text_input.disable();
311 text_input.commit();
312 }
313 }
314
315 pub fn update_ime_position(&self, bounds: Bounds<Pixels>) {
316 let client = self.get_client();
317 let mut state = client.borrow_mut();
318 if state.composing || state.text_input.is_none() {
319 return;
320 }
321
322 let text_input = state.text_input.as_ref().unwrap();
323 text_input.set_cursor_rectangle(
324 bounds.origin.x.0 as i32,
325 bounds.origin.y.0 as i32,
326 bounds.size.width.0 as i32,
327 bounds.size.height.0 as i32,
328 );
329 text_input.commit();
330 }
331
332 pub fn drop_window(&self, surface_id: &ObjectId) {
333 let mut client = self.get_client();
334 let mut state = client.borrow_mut();
335 let closed_window = state.windows.remove(surface_id).unwrap();
336 if let Some(window) = state.mouse_focused_window.take() {
337 if !window.ptr_eq(&closed_window) {
338 state.mouse_focused_window = Some(window);
339 }
340 }
341 if let Some(window) = state.keyboard_focused_window.take() {
342 if !window.ptr_eq(&closed_window) {
343 state.keyboard_focused_window = Some(window);
344 }
345 }
346 if state.windows.is_empty() {
347 state.common.signal.stop();
348 }
349 }
350}
351
352#[derive(Clone)]
353pub struct WaylandClient(Rc<RefCell<WaylandClientState>>);
354
355impl Drop for WaylandClient {
356 fn drop(&mut self) {
357 let mut state = self.0.borrow_mut();
358 state.windows.clear();
359
360 if let Some(wl_pointer) = &state.wl_pointer {
361 wl_pointer.release();
362 }
363 if let Some(cursor_shape_device) = &state.cursor_shape_device {
364 cursor_shape_device.destroy();
365 }
366 if let Some(data_device) = &state.data_device {
367 data_device.release();
368 }
369 if let Some(text_input) = &state.text_input {
370 text_input.destroy();
371 }
372 }
373}
374
375const WL_DATA_DEVICE_MANAGER_VERSION: u32 = 3;
376
377fn wl_seat_version(version: u32) -> u32 {
378 // We rely on the wl_pointer.frame event
379 const WL_SEAT_MIN_VERSION: u32 = 5;
380 const WL_SEAT_MAX_VERSION: u32 = 9;
381
382 if version < WL_SEAT_MIN_VERSION {
383 panic!(
384 "wl_seat below required version: {} < {}",
385 version, WL_SEAT_MIN_VERSION
386 );
387 }
388
389 version.clamp(WL_SEAT_MIN_VERSION, WL_SEAT_MAX_VERSION)
390}
391
392fn wl_output_version(version: u32) -> u32 {
393 const WL_OUTPUT_MIN_VERSION: u32 = 2;
394 const WL_OUTPUT_MAX_VERSION: u32 = 4;
395
396 if version < WL_OUTPUT_MIN_VERSION {
397 panic!(
398 "wl_output below required version: {} < {}",
399 version, WL_OUTPUT_MIN_VERSION
400 );
401 }
402
403 version.clamp(WL_OUTPUT_MIN_VERSION, WL_OUTPUT_MAX_VERSION)
404}
405
406impl WaylandClient {
407 pub(crate) fn new() -> Self {
408 let conn = Connection::connect_to_env().unwrap();
409
410 let (globals, mut event_queue) =
411 registry_queue_init::<WaylandClientStatePtr>(&conn).unwrap();
412 let qh = event_queue.handle();
413
414 let mut seat: Option<wl_seat::WlSeat> = None;
415 #[allow(clippy::mutable_key_type)]
416 let mut in_progress_outputs = HashMap::default();
417 globals.contents().with_list(|list| {
418 for global in list {
419 match &global.interface[..] {
420 "wl_seat" => {
421 seat = Some(globals.registry().bind::<wl_seat::WlSeat, _, _>(
422 global.name,
423 wl_seat_version(global.version),
424 &qh,
425 (),
426 ));
427 }
428 "wl_output" => {
429 let output = globals.registry().bind::<wl_output::WlOutput, _, _>(
430 global.name,
431 wl_output_version(global.version),
432 &qh,
433 (),
434 );
435 in_progress_outputs.insert(output.id(), InProgressOutput::default());
436 }
437 _ => {}
438 }
439 }
440 });
441
442 let event_loop = EventLoop::<WaylandClientStatePtr>::try_new().unwrap();
443
444 let (common, main_receiver) = LinuxCommon::new(event_loop.get_signal());
445
446 let handle = event_loop.handle();
447 handle
448 .insert_source(main_receiver, {
449 let handle = handle.clone();
450 move |event, _, _: &mut WaylandClientStatePtr| {
451 if let calloop::channel::Event::Msg(runnable) = event {
452 handle.insert_idle(|_| {
453 runnable.run();
454 });
455 }
456 }
457 })
458 .unwrap();
459
460 let seat = seat.unwrap();
461 let globals = Globals::new(
462 globals,
463 common.foreground_executor.clone(),
464 qh.clone(),
465 seat.clone(),
466 );
467
468 let data_device = globals
469 .data_device_manager
470 .as_ref()
471 .map(|data_device_manager| data_device_manager.get_data_device(&seat, &qh, ()));
472
473 let primary_selection = globals
474 .primary_selection_manager
475 .as_ref()
476 .map(|primary_selection_manager| primary_selection_manager.get_device(&seat, &qh, ()));
477
478 let mut cursor = Cursor::new(&conn, &globals, 24);
479
480 handle
481 .insert_source(XDPEventSource::new(&common.background_executor), {
482 move |event, _, client| match event {
483 XDPEvent::WindowAppearance(appearance) => {
484 if let Some(client) = client.0.upgrade() {
485 let mut client = client.borrow_mut();
486
487 client.common.appearance = appearance;
488
489 for (_, window) in &mut client.windows {
490 window.set_appearance(appearance);
491 }
492 }
493 }
494 XDPEvent::CursorTheme(theme) => {
495 if let Some(client) = client.0.upgrade() {
496 let mut client = client.borrow_mut();
497 client.cursor.set_theme(theme.as_str(), None);
498 }
499 }
500 XDPEvent::CursorSize(size) => {
501 if let Some(client) = client.0.upgrade() {
502 let mut client = client.borrow_mut();
503 client.cursor.set_size(size);
504 }
505 }
506 }
507 })
508 .unwrap();
509
510 let mut state = Rc::new(RefCell::new(WaylandClientState {
511 serial_tracker: SerialTracker::new(),
512 globals,
513 wl_seat: seat,
514 wl_pointer: None,
515 wl_keyboard: None,
516 cursor_shape_device: None,
517 data_device,
518 primary_selection,
519 text_input: None,
520 pre_edit_text: None,
521 composing: false,
522 outputs: HashMap::default(),
523 in_progress_outputs,
524 windows: HashMap::default(),
525 common,
526 keymap_state: None,
527 compose_state: None,
528 drag: DragState {
529 data_offer: None,
530 window: None,
531 position: Point::default(),
532 },
533 click: ClickState {
534 last_click: Instant::now(),
535 last_location: Point::default(),
536 current_count: 0,
537 },
538 repeat: KeyRepeat {
539 characters_per_second: 16,
540 delay: Duration::from_millis(500),
541 current_id: 0,
542 current_keycode: None,
543 },
544 modifiers: Modifiers {
545 shift: false,
546 control: false,
547 alt: false,
548 function: false,
549 platform: false,
550 },
551 scroll_event_received: false,
552 axis_source: AxisSource::Wheel,
553 mouse_location: None,
554 continuous_scroll_delta: None,
555 discrete_scroll_delta: None,
556 vertical_modifier: -1.0,
557 horizontal_modifier: -1.0,
558 button_pressed: None,
559 mouse_focused_window: None,
560 keyboard_focused_window: None,
561 loop_handle: handle.clone(),
562 enter_token: None,
563 cursor_style: None,
564 clipboard: Clipboard::new(conn.clone(), handle.clone()),
565 data_offers: Vec::new(),
566 primary_data_offer: None,
567 cursor,
568 pending_activation: None,
569 event_loop: Some(event_loop),
570 }));
571
572 WaylandSource::new(conn, event_queue)
573 .insert(handle)
574 .unwrap();
575
576 Self(state)
577 }
578}
579
580impl LinuxClient for WaylandClient {
581 fn displays(&self) -> Vec<Rc<dyn PlatformDisplay>> {
582 self.0
583 .borrow()
584 .outputs
585 .iter()
586 .map(|(id, output)| {
587 Rc::new(WaylandDisplay {
588 id: id.clone(),
589 name: output.name.clone(),
590 bounds: output.bounds.to_pixels(output.scale as f32),
591 }) as Rc<dyn PlatformDisplay>
592 })
593 .collect()
594 }
595
596 fn display(&self, id: DisplayId) -> Option<Rc<dyn PlatformDisplay>> {
597 self.0
598 .borrow()
599 .outputs
600 .iter()
601 .find_map(|(object_id, output)| {
602 (object_id.protocol_id() == id.0).then(|| {
603 Rc::new(WaylandDisplay {
604 id: object_id.clone(),
605 name: output.name.clone(),
606 bounds: output.bounds.to_pixels(output.scale as f32),
607 }) as Rc<dyn PlatformDisplay>
608 })
609 })
610 }
611
612 fn primary_display(&self) -> Option<Rc<dyn PlatformDisplay>> {
613 None
614 }
615
616 fn open_window(
617 &self,
618 handle: AnyWindowHandle,
619 params: WindowParams,
620 ) -> anyhow::Result<Box<dyn PlatformWindow>> {
621 let mut state = self.0.borrow_mut();
622
623 let (window, surface_id) = WaylandWindow::new(
624 handle,
625 state.globals.clone(),
626 WaylandClientStatePtr(Rc::downgrade(&self.0)),
627 params,
628 state.common.appearance,
629 )?;
630 state.windows.insert(surface_id, window.0.clone());
631
632 Ok(Box::new(window))
633 }
634
635 fn set_cursor_style(&self, style: CursorStyle) {
636 let mut state = self.0.borrow_mut();
637
638 let need_update = state
639 .cursor_style
640 .map_or(true, |current_style| current_style != style);
641
642 if need_update {
643 let serial = state.serial_tracker.get(SerialKind::MouseEnter);
644 state.cursor_style = Some(style);
645
646 if let Some(cursor_shape_device) = &state.cursor_shape_device {
647 cursor_shape_device.set_shape(serial, style.to_shape());
648 } else if state.mouse_focused_window.is_some() {
649 // cursor-shape-v1 isn't supported, set the cursor using a surface.
650 let wl_pointer = state
651 .wl_pointer
652 .clone()
653 .expect("window is focused by pointer");
654 state
655 .cursor
656 .set_icon(&wl_pointer, serial, &style.to_icon_name());
657 }
658 }
659 }
660
661 fn open_uri(&self, uri: &str) {
662 let mut state = self.0.borrow_mut();
663 if let (Some(activation), Some(window)) = (
664 state.globals.activation.clone(),
665 state.mouse_focused_window.clone(),
666 ) {
667 state.pending_activation = Some(PendingActivation::Uri(uri.to_string()));
668 let token = activation.get_activation_token(&state.globals.qh, ());
669 let serial = state.serial_tracker.get(SerialKind::MousePress);
670 token.set_serial(serial, &state.wl_seat);
671 token.set_surface(&window.surface());
672 token.commit();
673 } else {
674 let executor = state.common.background_executor.clone();
675 open_uri_internal(executor, uri, None);
676 }
677 }
678
679 fn reveal_path(&self, path: PathBuf) {
680 let mut state = self.0.borrow_mut();
681 if let (Some(activation), Some(window)) = (
682 state.globals.activation.clone(),
683 state.mouse_focused_window.clone(),
684 ) {
685 state.pending_activation = Some(PendingActivation::Path(path));
686 let token = activation.get_activation_token(&state.globals.qh, ());
687 let serial = state.serial_tracker.get(SerialKind::MousePress);
688 token.set_serial(serial, &state.wl_seat);
689 token.set_surface(&window.surface());
690 token.commit();
691 } else {
692 let executor = state.common.background_executor.clone();
693 reveal_path_internal(executor, path, None);
694 }
695 }
696
697 fn with_common<R>(&self, f: impl FnOnce(&mut LinuxCommon) -> R) -> R {
698 f(&mut self.0.borrow_mut().common)
699 }
700
701 fn run(&self) {
702 let mut event_loop = self
703 .0
704 .borrow_mut()
705 .event_loop
706 .take()
707 .expect("App is already running");
708
709 event_loop
710 .run(
711 None,
712 &mut WaylandClientStatePtr(Rc::downgrade(&self.0)),
713 |_| {},
714 )
715 .log_err();
716 }
717
718 fn write_to_primary(&self, item: crate::ClipboardItem) {
719 let mut state = self.0.borrow_mut();
720 let (Some(primary_selection_manager), Some(primary_selection)) = (
721 state.globals.primary_selection_manager.clone(),
722 state.primary_selection.clone(),
723 ) else {
724 return;
725 };
726 if state.mouse_focused_window.is_some() || state.keyboard_focused_window.is_some() {
727 state.clipboard.set_primary(item);
728 let serial = state.serial_tracker.get(SerialKind::KeyPress);
729 let data_source = primary_selection_manager.create_source(&state.globals.qh, ());
730 data_source.offer(state.clipboard.self_mime());
731 data_source.offer(TEXT_MIME_TYPE.to_string());
732 primary_selection.set_selection(Some(&data_source), serial);
733 }
734 }
735
736 fn write_to_clipboard(&self, item: crate::ClipboardItem) {
737 let mut state = self.0.borrow_mut();
738 let (Some(data_device_manager), Some(data_device)) = (
739 state.globals.data_device_manager.clone(),
740 state.data_device.clone(),
741 ) else {
742 return;
743 };
744 if state.mouse_focused_window.is_some() || state.keyboard_focused_window.is_some() {
745 state.clipboard.set(item);
746 let serial = state.serial_tracker.get(SerialKind::KeyPress);
747 let data_source = data_device_manager.create_data_source(&state.globals.qh, ());
748 data_source.offer(state.clipboard.self_mime());
749 data_source.offer(TEXT_MIME_TYPE.to_string());
750 data_device.set_selection(Some(&data_source), serial);
751 }
752 }
753
754 fn read_from_primary(&self) -> Option<crate::ClipboardItem> {
755 self.0.borrow_mut().clipboard.read_primary()
756 }
757
758 fn read_from_clipboard(&self) -> Option<crate::ClipboardItem> {
759 self.0.borrow_mut().clipboard.read()
760 }
761
762 fn active_window(&self) -> Option<AnyWindowHandle> {
763 self.0
764 .borrow_mut()
765 .keyboard_focused_window
766 .as_ref()
767 .map(|window| window.handle())
768 }
769
770 fn window_stack(&self) -> Option<Vec<AnyWindowHandle>> {
771 None
772 }
773
774 fn compositor_name(&self) -> &'static str {
775 "Wayland"
776 }
777}
778
779impl Dispatch<wl_registry::WlRegistry, GlobalListContents> for WaylandClientStatePtr {
780 fn event(
781 this: &mut Self,
782 registry: &wl_registry::WlRegistry,
783 event: wl_registry::Event,
784 _: &GlobalListContents,
785 _: &Connection,
786 qh: &QueueHandle<Self>,
787 ) {
788 let mut client = this.get_client();
789 let mut state = client.borrow_mut();
790
791 match event {
792 wl_registry::Event::Global {
793 name,
794 interface,
795 version,
796 } => match &interface[..] {
797 "wl_seat" => {
798 if let Some(wl_pointer) = state.wl_pointer.take() {
799 wl_pointer.release();
800 }
801 if let Some(wl_keyboard) = state.wl_keyboard.take() {
802 wl_keyboard.release();
803 }
804 state.wl_seat.release();
805 state.wl_seat = registry.bind::<wl_seat::WlSeat, _, _>(
806 name,
807 wl_seat_version(version),
808 qh,
809 (),
810 );
811 }
812 "wl_output" => {
813 let output = registry.bind::<wl_output::WlOutput, _, _>(
814 name,
815 wl_output_version(version),
816 qh,
817 (),
818 );
819
820 state
821 .in_progress_outputs
822 .insert(output.id(), InProgressOutput::default());
823 }
824 _ => {}
825 },
826 wl_registry::Event::GlobalRemove { name: _ } => {
827 // TODO: handle global removal
828 }
829 _ => {}
830 }
831 }
832}
833
834delegate_noop!(WaylandClientStatePtr: ignore xdg_activation_v1::XdgActivationV1);
835delegate_noop!(WaylandClientStatePtr: ignore wl_compositor::WlCompositor);
836delegate_noop!(WaylandClientStatePtr: ignore wp_cursor_shape_device_v1::WpCursorShapeDeviceV1);
837delegate_noop!(WaylandClientStatePtr: ignore wp_cursor_shape_manager_v1::WpCursorShapeManagerV1);
838delegate_noop!(WaylandClientStatePtr: ignore wl_data_device_manager::WlDataDeviceManager);
839delegate_noop!(WaylandClientStatePtr: ignore zwp_primary_selection_device_manager_v1::ZwpPrimarySelectionDeviceManagerV1);
840delegate_noop!(WaylandClientStatePtr: ignore wl_shm::WlShm);
841delegate_noop!(WaylandClientStatePtr: ignore wl_shm_pool::WlShmPool);
842delegate_noop!(WaylandClientStatePtr: ignore wl_buffer::WlBuffer);
843delegate_noop!(WaylandClientStatePtr: ignore wl_region::WlRegion);
844delegate_noop!(WaylandClientStatePtr: ignore wp_fractional_scale_manager_v1::WpFractionalScaleManagerV1);
845delegate_noop!(WaylandClientStatePtr: ignore zxdg_decoration_manager_v1::ZxdgDecorationManagerV1);
846delegate_noop!(WaylandClientStatePtr: ignore org_kde_kwin_blur_manager::OrgKdeKwinBlurManager);
847delegate_noop!(WaylandClientStatePtr: ignore zwp_text_input_manager_v3::ZwpTextInputManagerV3);
848delegate_noop!(WaylandClientStatePtr: ignore org_kde_kwin_blur::OrgKdeKwinBlur);
849delegate_noop!(WaylandClientStatePtr: ignore wp_viewporter::WpViewporter);
850delegate_noop!(WaylandClientStatePtr: ignore wp_viewport::WpViewport);
851
852impl Dispatch<WlCallback, ObjectId> for WaylandClientStatePtr {
853 fn event(
854 state: &mut WaylandClientStatePtr,
855 _: &wl_callback::WlCallback,
856 event: wl_callback::Event,
857 surface_id: &ObjectId,
858 _: &Connection,
859 _: &QueueHandle<Self>,
860 ) {
861 let client = state.get_client();
862 let mut state = client.borrow_mut();
863 let Some(window) = get_window(&mut state, surface_id) else {
864 return;
865 };
866 drop(state);
867
868 match event {
869 wl_callback::Event::Done { .. } => {
870 window.frame();
871 }
872 _ => {}
873 }
874 }
875}
876
877fn get_window(
878 mut state: &mut RefMut<WaylandClientState>,
879 surface_id: &ObjectId,
880) -> Option<WaylandWindowStatePtr> {
881 state.windows.get(surface_id).cloned()
882}
883
884impl Dispatch<wl_surface::WlSurface, ()> for WaylandClientStatePtr {
885 fn event(
886 this: &mut Self,
887 surface: &wl_surface::WlSurface,
888 event: <wl_surface::WlSurface as Proxy>::Event,
889 _: &(),
890 _: &Connection,
891 _: &QueueHandle<Self>,
892 ) {
893 let mut client = this.get_client();
894 let mut state = client.borrow_mut();
895
896 let Some(window) = get_window(&mut state, &surface.id()) else {
897 return;
898 };
899 #[allow(clippy::mutable_key_type)]
900 let outputs = state.outputs.clone();
901 drop(state);
902
903 window.handle_surface_event(event, outputs);
904 }
905}
906
907impl Dispatch<wl_output::WlOutput, ()> for WaylandClientStatePtr {
908 fn event(
909 this: &mut Self,
910 output: &wl_output::WlOutput,
911 event: <wl_output::WlOutput as Proxy>::Event,
912 _: &(),
913 _: &Connection,
914 _: &QueueHandle<Self>,
915 ) {
916 let mut client = this.get_client();
917 let mut state = client.borrow_mut();
918
919 let Some(mut in_progress_output) = state.in_progress_outputs.get_mut(&output.id()) else {
920 return;
921 };
922
923 match event {
924 wl_output::Event::Name { name } => {
925 in_progress_output.name = Some(name);
926 }
927 wl_output::Event::Scale { factor } => {
928 in_progress_output.scale = Some(factor);
929 }
930 wl_output::Event::Geometry { x, y, .. } => {
931 in_progress_output.position = Some(point(DevicePixels(x), DevicePixels(y)))
932 }
933 wl_output::Event::Mode { width, height, .. } => {
934 in_progress_output.size = Some(size(DevicePixels(width), DevicePixels(height)))
935 }
936 wl_output::Event::Done => {
937 if let Some(complete) = in_progress_output.complete() {
938 state.outputs.insert(output.id(), complete);
939 }
940 state.in_progress_outputs.remove(&output.id());
941 }
942 _ => {}
943 }
944 }
945}
946
947impl Dispatch<xdg_surface::XdgSurface, ObjectId> for WaylandClientStatePtr {
948 fn event(
949 state: &mut Self,
950 _: &xdg_surface::XdgSurface,
951 event: xdg_surface::Event,
952 surface_id: &ObjectId,
953 _: &Connection,
954 _: &QueueHandle<Self>,
955 ) {
956 let client = state.get_client();
957 let mut state = client.borrow_mut();
958 let Some(window) = get_window(&mut state, surface_id) else {
959 return;
960 };
961 drop(state);
962 window.handle_xdg_surface_event(event);
963 }
964}
965
966impl Dispatch<xdg_toplevel::XdgToplevel, ObjectId> for WaylandClientStatePtr {
967 fn event(
968 this: &mut Self,
969 _: &xdg_toplevel::XdgToplevel,
970 event: <xdg_toplevel::XdgToplevel as Proxy>::Event,
971 surface_id: &ObjectId,
972 _: &Connection,
973 _: &QueueHandle<Self>,
974 ) {
975 let client = this.get_client();
976 let mut state = client.borrow_mut();
977 let Some(window) = get_window(&mut state, surface_id) else {
978 return;
979 };
980
981 drop(state);
982 let should_close = window.handle_toplevel_event(event);
983
984 if should_close {
985 // The close logic will be handled in drop_window()
986 window.close();
987 }
988 }
989}
990
991impl Dispatch<xdg_wm_base::XdgWmBase, ()> for WaylandClientStatePtr {
992 fn event(
993 _: &mut Self,
994 wm_base: &xdg_wm_base::XdgWmBase,
995 event: <xdg_wm_base::XdgWmBase as Proxy>::Event,
996 _: &(),
997 _: &Connection,
998 _: &QueueHandle<Self>,
999 ) {
1000 if let xdg_wm_base::Event::Ping { serial } = event {
1001 wm_base.pong(serial);
1002 }
1003 }
1004}
1005
1006impl Dispatch<xdg_activation_token_v1::XdgActivationTokenV1, ()> for WaylandClientStatePtr {
1007 fn event(
1008 this: &mut Self,
1009 token: &xdg_activation_token_v1::XdgActivationTokenV1,
1010 event: <xdg_activation_token_v1::XdgActivationTokenV1 as Proxy>::Event,
1011 _: &(),
1012 _: &Connection,
1013 _: &QueueHandle<Self>,
1014 ) {
1015 let client = this.get_client();
1016 let mut state = client.borrow_mut();
1017
1018 if let xdg_activation_token_v1::Event::Done { token } = event {
1019 let executor = state.common.background_executor.clone();
1020 match state.pending_activation.take() {
1021 Some(PendingActivation::Uri(uri)) => open_uri_internal(executor, &uri, Some(token)),
1022 Some(PendingActivation::Path(path)) => {
1023 reveal_path_internal(executor, path, Some(token))
1024 }
1025 Some(PendingActivation::Window(window)) => {
1026 let Some(window) = get_window(&mut state, &window) else {
1027 return;
1028 };
1029 let activation = state.globals.activation.as_ref().unwrap();
1030 activation.activate(token, &window.surface());
1031 }
1032 None => log::error!("activation token received with no pending activation"),
1033 }
1034 }
1035
1036 token.destroy();
1037 }
1038}
1039
1040impl Dispatch<wl_seat::WlSeat, ()> for WaylandClientStatePtr {
1041 fn event(
1042 state: &mut Self,
1043 seat: &wl_seat::WlSeat,
1044 event: wl_seat::Event,
1045 _: &(),
1046 _: &Connection,
1047 qh: &QueueHandle<Self>,
1048 ) {
1049 if let wl_seat::Event::Capabilities {
1050 capabilities: WEnum::Value(capabilities),
1051 } = event
1052 {
1053 let client = state.get_client();
1054 let mut state = client.borrow_mut();
1055 if capabilities.contains(wl_seat::Capability::Keyboard) {
1056 let keyboard = seat.get_keyboard(qh, ());
1057
1058 state.text_input = state
1059 .globals
1060 .text_input_manager
1061 .as_ref()
1062 .map(|text_input_manager| text_input_manager.get_text_input(&seat, qh, ()));
1063
1064 if let Some(wl_keyboard) = &state.wl_keyboard {
1065 wl_keyboard.release();
1066 }
1067
1068 state.wl_keyboard = Some(keyboard);
1069 }
1070 if capabilities.contains(wl_seat::Capability::Pointer) {
1071 let pointer = seat.get_pointer(qh, ());
1072 state.cursor_shape_device = state
1073 .globals
1074 .cursor_shape_manager
1075 .as_ref()
1076 .map(|cursor_shape_manager| cursor_shape_manager.get_pointer(&pointer, qh, ()));
1077
1078 if let Some(wl_pointer) = &state.wl_pointer {
1079 wl_pointer.release();
1080 }
1081
1082 state.wl_pointer = Some(pointer);
1083 }
1084 }
1085 }
1086}
1087
1088impl Dispatch<wl_keyboard::WlKeyboard, ()> for WaylandClientStatePtr {
1089 fn event(
1090 this: &mut Self,
1091 _: &wl_keyboard::WlKeyboard,
1092 event: wl_keyboard::Event,
1093 _: &(),
1094 _: &Connection,
1095 _: &QueueHandle<Self>,
1096 ) {
1097 let mut client = this.get_client();
1098 let mut state = client.borrow_mut();
1099 match event {
1100 wl_keyboard::Event::RepeatInfo { rate, delay } => {
1101 state.repeat.characters_per_second = rate as u32;
1102 state.repeat.delay = Duration::from_millis(delay as u64);
1103 }
1104 wl_keyboard::Event::Keymap {
1105 format: WEnum::Value(format),
1106 fd,
1107 size,
1108 ..
1109 } => {
1110 assert_eq!(
1111 format,
1112 wl_keyboard::KeymapFormat::XkbV1,
1113 "Unsupported keymap format"
1114 );
1115 let xkb_context = xkb::Context::new(xkb::CONTEXT_NO_FLAGS);
1116 let keymap = unsafe {
1117 xkb::Keymap::new_from_fd(
1118 &xkb_context,
1119 fd,
1120 size as usize,
1121 XKB_KEYMAP_FORMAT_TEXT_V1,
1122 KEYMAP_COMPILE_NO_FLAGS,
1123 )
1124 .log_err()
1125 .flatten()
1126 .expect("Failed to create keymap")
1127 };
1128 state.keymap_state = Some(xkb::State::new(&keymap));
1129 state.compose_state = get_xkb_compose_state(&xkb_context);
1130 }
1131 wl_keyboard::Event::Enter { surface, .. } => {
1132 state.keyboard_focused_window = get_window(&mut state, &surface.id());
1133 state.enter_token = Some(());
1134
1135 if let Some(window) = state.keyboard_focused_window.clone() {
1136 drop(state);
1137 window.set_focused(true);
1138 }
1139 }
1140 wl_keyboard::Event::Leave { surface, .. } => {
1141 let keyboard_focused_window = get_window(&mut state, &surface.id());
1142 state.keyboard_focused_window = None;
1143 state.enter_token.take();
1144 // Prevent keyboard events from repeating after opening e.g. a file chooser and closing it quickly
1145 state.repeat.current_id += 1;
1146
1147 if let Some(window) = keyboard_focused_window {
1148 if let Some(ref mut compose) = state.compose_state {
1149 compose.reset();
1150 }
1151 state.pre_edit_text.take();
1152 drop(state);
1153 window.handle_ime(ImeInput::DeleteText);
1154 window.set_focused(false);
1155 }
1156 }
1157 wl_keyboard::Event::Modifiers {
1158 mods_depressed,
1159 mods_latched,
1160 mods_locked,
1161 group,
1162 ..
1163 } => {
1164 let focused_window = state.keyboard_focused_window.clone();
1165
1166 let keymap_state = state.keymap_state.as_mut().unwrap();
1167 keymap_state.update_mask(mods_depressed, mods_latched, mods_locked, 0, 0, group);
1168 state.modifiers = Modifiers::from_xkb(keymap_state);
1169
1170 let Some(focused_window) = focused_window else {
1171 return;
1172 };
1173
1174 let input = PlatformInput::ModifiersChanged(ModifiersChangedEvent {
1175 modifiers: state.modifiers,
1176 });
1177
1178 drop(state);
1179 focused_window.handle_input(input);
1180 }
1181 wl_keyboard::Event::Key {
1182 serial,
1183 key,
1184 state: WEnum::Value(key_state),
1185 ..
1186 } => {
1187 state.serial_tracker.update(SerialKind::KeyPress, serial);
1188
1189 let focused_window = state.keyboard_focused_window.clone();
1190 let Some(focused_window) = focused_window else {
1191 return;
1192 };
1193 let focused_window = focused_window.clone();
1194
1195 let keymap_state = state.keymap_state.as_ref().unwrap();
1196 let keycode = Keycode::from(key + MIN_KEYCODE);
1197 let keysym = keymap_state.key_get_one_sym(keycode);
1198
1199 match key_state {
1200 wl_keyboard::KeyState::Pressed if !keysym.is_modifier_key() => {
1201 let mut keystroke =
1202 Keystroke::from_xkb(&keymap_state, state.modifiers, keycode);
1203 if let Some(mut compose) = state.compose_state.take() {
1204 compose.feed(keysym);
1205 match compose.status() {
1206 xkb::Status::Composing => {
1207 keystroke.ime_key = None;
1208 state.pre_edit_text =
1209 compose.utf8().or(Keystroke::underlying_dead_key(keysym));
1210 let pre_edit =
1211 state.pre_edit_text.clone().unwrap_or(String::default());
1212 drop(state);
1213 focused_window.handle_ime(ImeInput::SetMarkedText(pre_edit));
1214 state = client.borrow_mut();
1215 }
1216
1217 xkb::Status::Composed => {
1218 state.pre_edit_text.take();
1219 keystroke.ime_key = compose.utf8();
1220 if let Some(keysym) = compose.keysym() {
1221 keystroke.key = xkb::keysym_get_name(keysym);
1222 }
1223 }
1224 xkb::Status::Cancelled => {
1225 let pre_edit = state.pre_edit_text.take();
1226 drop(state);
1227 if let Some(pre_edit) = pre_edit {
1228 focused_window.handle_ime(ImeInput::InsertText(pre_edit));
1229 }
1230 if let Some(current_key) =
1231 Keystroke::underlying_dead_key(keysym)
1232 {
1233 focused_window
1234 .handle_ime(ImeInput::SetMarkedText(current_key));
1235 }
1236 compose.feed(keysym);
1237 state = client.borrow_mut();
1238 }
1239 _ => {}
1240 }
1241 state.compose_state = Some(compose);
1242 }
1243 let input = PlatformInput::KeyDown(KeyDownEvent {
1244 keystroke: keystroke.clone(),
1245 is_held: false,
1246 });
1247
1248 state.repeat.current_id += 1;
1249 state.repeat.current_keycode = Some(keycode);
1250
1251 let rate = state.repeat.characters_per_second;
1252 let id = state.repeat.current_id;
1253 state
1254 .loop_handle
1255 .insert_source(Timer::from_duration(state.repeat.delay), {
1256 let input = PlatformInput::KeyDown(KeyDownEvent {
1257 keystroke,
1258 is_held: true,
1259 });
1260 move |_event, _metadata, this| {
1261 let mut client = this.get_client();
1262 let mut state = client.borrow_mut();
1263 let is_repeating = id == state.repeat.current_id
1264 && state.repeat.current_keycode.is_some()
1265 && state.keyboard_focused_window.is_some();
1266
1267 if !is_repeating || rate == 0 {
1268 return TimeoutAction::Drop;
1269 }
1270
1271 let focused_window =
1272 state.keyboard_focused_window.as_ref().unwrap().clone();
1273
1274 drop(state);
1275 focused_window.handle_input(input.clone());
1276
1277 TimeoutAction::ToDuration(Duration::from_secs(1) / rate)
1278 }
1279 })
1280 .unwrap();
1281
1282 drop(state);
1283 focused_window.handle_input(input);
1284 }
1285 wl_keyboard::KeyState::Released if !keysym.is_modifier_key() => {
1286 let input = PlatformInput::KeyUp(KeyUpEvent {
1287 keystroke: Keystroke::from_xkb(keymap_state, state.modifiers, keycode),
1288 });
1289
1290 if state.repeat.current_keycode == Some(keycode) {
1291 state.repeat.current_keycode = None;
1292 }
1293
1294 drop(state);
1295 focused_window.handle_input(input);
1296 }
1297 _ => {}
1298 }
1299 }
1300 _ => {}
1301 }
1302 }
1303}
1304impl Dispatch<zwp_text_input_v3::ZwpTextInputV3, ()> for WaylandClientStatePtr {
1305 fn event(
1306 this: &mut Self,
1307 text_input: &zwp_text_input_v3::ZwpTextInputV3,
1308 event: <zwp_text_input_v3::ZwpTextInputV3 as Proxy>::Event,
1309 _: &(),
1310 _: &Connection,
1311 _: &QueueHandle<Self>,
1312 ) {
1313 let client = this.get_client();
1314 let mut state = client.borrow_mut();
1315 match event {
1316 zwp_text_input_v3::Event::Enter { .. } => {
1317 drop(state);
1318 this.enable_ime();
1319 }
1320 zwp_text_input_v3::Event::Leave { .. } => {
1321 drop(state);
1322 this.disable_ime();
1323 }
1324 zwp_text_input_v3::Event::CommitString { text } => {
1325 state.composing = false;
1326 let Some(window) = state.keyboard_focused_window.clone() else {
1327 return;
1328 };
1329
1330 if let Some(commit_text) = text {
1331 drop(state);
1332 // IBus Intercepts keys like `a`, `b`, but those keys are needed for vim mode.
1333 // We should only send ASCII characters to Zed, otherwise a user could remap a letter like `か` or `相`.
1334 if commit_text.len() == 1 {
1335 window.handle_input(PlatformInput::KeyDown(KeyDownEvent {
1336 keystroke: Keystroke {
1337 modifiers: Modifiers::default(),
1338 key: commit_text.clone(),
1339 ime_key: Some(commit_text),
1340 },
1341 is_held: false,
1342 }));
1343 } else {
1344 window.handle_ime(ImeInput::InsertText(commit_text));
1345 }
1346 }
1347 }
1348 zwp_text_input_v3::Event::PreeditString { text, .. } => {
1349 state.composing = true;
1350 state.pre_edit_text = text;
1351 }
1352 zwp_text_input_v3::Event::Done { serial } => {
1353 let last_serial = state.serial_tracker.get(SerialKind::InputMethod);
1354 state.serial_tracker.update(SerialKind::InputMethod, serial);
1355 let Some(window) = state.keyboard_focused_window.clone() else {
1356 return;
1357 };
1358
1359 if let Some(text) = state.pre_edit_text.take() {
1360 drop(state);
1361 window.handle_ime(ImeInput::SetMarkedText(text));
1362 if let Some(area) = window.get_ime_area() {
1363 text_input.set_cursor_rectangle(
1364 area.origin.x.0 as i32,
1365 area.origin.y.0 as i32,
1366 area.size.width.0 as i32,
1367 area.size.height.0 as i32,
1368 );
1369 if last_serial == serial {
1370 text_input.commit();
1371 }
1372 }
1373 } else {
1374 state.composing = false;
1375 drop(state);
1376 window.handle_ime(ImeInput::DeleteText);
1377 }
1378 }
1379 _ => {}
1380 }
1381 }
1382}
1383
1384fn linux_button_to_gpui(button: u32) -> Option<MouseButton> {
1385 // These values are coming from <linux/input-event-codes.h>.
1386 const BTN_LEFT: u32 = 0x110;
1387 const BTN_RIGHT: u32 = 0x111;
1388 const BTN_MIDDLE: u32 = 0x112;
1389 const BTN_SIDE: u32 = 0x113;
1390 const BTN_EXTRA: u32 = 0x114;
1391 const BTN_FORWARD: u32 = 0x115;
1392 const BTN_BACK: u32 = 0x116;
1393
1394 Some(match button {
1395 BTN_LEFT => MouseButton::Left,
1396 BTN_RIGHT => MouseButton::Right,
1397 BTN_MIDDLE => MouseButton::Middle,
1398 BTN_BACK | BTN_SIDE => MouseButton::Navigate(NavigationDirection::Back),
1399 BTN_FORWARD | BTN_EXTRA => MouseButton::Navigate(NavigationDirection::Forward),
1400 _ => return None,
1401 })
1402}
1403
1404impl Dispatch<wl_pointer::WlPointer, ()> for WaylandClientStatePtr {
1405 fn event(
1406 this: &mut Self,
1407 wl_pointer: &wl_pointer::WlPointer,
1408 event: wl_pointer::Event,
1409 _: &(),
1410 _: &Connection,
1411 _: &QueueHandle<Self>,
1412 ) {
1413 let mut client = this.get_client();
1414 let mut state = client.borrow_mut();
1415
1416 match event {
1417 wl_pointer::Event::Enter {
1418 serial,
1419 surface,
1420 surface_x,
1421 surface_y,
1422 ..
1423 } => {
1424 state.serial_tracker.update(SerialKind::MouseEnter, serial);
1425 state.mouse_location = Some(point(px(surface_x as f32), px(surface_y as f32)));
1426 state.button_pressed = None;
1427
1428 if let Some(window) = get_window(&mut state, &surface.id()) {
1429 state.mouse_focused_window = Some(window.clone());
1430
1431 if state.enter_token.is_some() {
1432 state.enter_token = None;
1433 }
1434 if let Some(style) = state.cursor_style {
1435 if let Some(cursor_shape_device) = &state.cursor_shape_device {
1436 cursor_shape_device.set_shape(serial, style.to_shape());
1437 } else {
1438 state
1439 .cursor
1440 .set_icon(&wl_pointer, serial, &style.to_icon_name());
1441 }
1442 }
1443 drop(state);
1444 window.set_hovered(true);
1445 }
1446 }
1447 wl_pointer::Event::Leave { .. } => {
1448 if let Some(focused_window) = state.mouse_focused_window.clone() {
1449 let input = PlatformInput::MouseExited(MouseExitEvent {
1450 position: state.mouse_location.unwrap(),
1451 pressed_button: state.button_pressed,
1452 modifiers: state.modifiers,
1453 });
1454 state.mouse_focused_window = None;
1455 state.mouse_location = None;
1456 state.button_pressed = None;
1457
1458 drop(state);
1459 focused_window.handle_input(input);
1460 focused_window.set_hovered(false);
1461 }
1462 }
1463 wl_pointer::Event::Motion {
1464 surface_x,
1465 surface_y,
1466 ..
1467 } => {
1468 if state.mouse_focused_window.is_none() {
1469 return;
1470 }
1471 state.mouse_location = Some(point(px(surface_x as f32), px(surface_y as f32)));
1472
1473 if let Some(window) = state.mouse_focused_window.clone() {
1474 if state
1475 .keyboard_focused_window
1476 .as_ref()
1477 .map_or(false, |keyboard_window| window.ptr_eq(&keyboard_window))
1478 {
1479 state.enter_token = None;
1480 }
1481 let input = PlatformInput::MouseMove(MouseMoveEvent {
1482 position: state.mouse_location.unwrap(),
1483 pressed_button: state.button_pressed,
1484 modifiers: state.modifiers,
1485 });
1486 drop(state);
1487 window.handle_input(input);
1488 }
1489 }
1490 wl_pointer::Event::Button {
1491 serial,
1492 button,
1493 state: WEnum::Value(button_state),
1494 ..
1495 } => {
1496 state.serial_tracker.update(SerialKind::MousePress, serial);
1497 let button = linux_button_to_gpui(button);
1498 let Some(button) = button else { return };
1499 if state.mouse_focused_window.is_none() {
1500 return;
1501 }
1502 match button_state {
1503 wl_pointer::ButtonState::Pressed => {
1504 if let Some(window) = state.keyboard_focused_window.clone() {
1505 if state.composing && state.text_input.is_some() {
1506 drop(state);
1507 // text_input_v3 don't have something like a reset function
1508 this.disable_ime();
1509 this.enable_ime();
1510 window.handle_ime(ImeInput::UnmarkText);
1511 state = client.borrow_mut();
1512 } else if let (Some(text), Some(compose)) =
1513 (state.pre_edit_text.take(), state.compose_state.as_mut())
1514 {
1515 compose.reset();
1516 drop(state);
1517 window.handle_ime(ImeInput::InsertText(text));
1518 state = client.borrow_mut();
1519 }
1520 }
1521 let click_elapsed = state.click.last_click.elapsed();
1522
1523 if click_elapsed < DOUBLE_CLICK_INTERVAL
1524 && is_within_click_distance(
1525 state.click.last_location,
1526 state.mouse_location.unwrap(),
1527 )
1528 {
1529 state.click.current_count += 1;
1530 } else {
1531 state.click.current_count = 1;
1532 }
1533
1534 state.click.last_click = Instant::now();
1535 state.click.last_location = state.mouse_location.unwrap();
1536
1537 state.button_pressed = Some(button);
1538
1539 if let Some(window) = state.mouse_focused_window.clone() {
1540 let input = PlatformInput::MouseDown(MouseDownEvent {
1541 button,
1542 position: state.mouse_location.unwrap(),
1543 modifiers: state.modifiers,
1544 click_count: state.click.current_count,
1545 first_mouse: state.enter_token.take().is_some(),
1546 });
1547 drop(state);
1548 window.handle_input(input);
1549 }
1550 }
1551 wl_pointer::ButtonState::Released => {
1552 state.button_pressed = None;
1553
1554 if let Some(window) = state.mouse_focused_window.clone() {
1555 let input = PlatformInput::MouseUp(MouseUpEvent {
1556 button,
1557 position: state.mouse_location.unwrap(),
1558 modifiers: state.modifiers,
1559 click_count: state.click.current_count,
1560 });
1561 drop(state);
1562 window.handle_input(input);
1563 }
1564 }
1565 _ => {}
1566 }
1567 }
1568
1569 // Axis Events
1570 wl_pointer::Event::AxisSource {
1571 axis_source: WEnum::Value(axis_source),
1572 } => {
1573 state.axis_source = axis_source;
1574 }
1575 wl_pointer::Event::Axis {
1576 axis: WEnum::Value(axis),
1577 value,
1578 ..
1579 } => {
1580 if state.axis_source == AxisSource::Wheel {
1581 return;
1582 }
1583 let axis = if state.modifiers.shift {
1584 wl_pointer::Axis::HorizontalScroll
1585 } else {
1586 axis
1587 };
1588 let axis_modifier = match axis {
1589 wl_pointer::Axis::VerticalScroll => state.vertical_modifier,
1590 wl_pointer::Axis::HorizontalScroll => state.horizontal_modifier,
1591 _ => 1.0,
1592 };
1593 state.scroll_event_received = true;
1594 let scroll_delta = state
1595 .continuous_scroll_delta
1596 .get_or_insert(point(px(0.0), px(0.0)));
1597 let modifier = 3.0;
1598 match axis {
1599 wl_pointer::Axis::VerticalScroll => {
1600 scroll_delta.y += px(value as f32 * modifier * axis_modifier);
1601 }
1602 wl_pointer::Axis::HorizontalScroll => {
1603 scroll_delta.x += px(value as f32 * modifier * axis_modifier);
1604 }
1605 _ => unreachable!(),
1606 }
1607 }
1608 wl_pointer::Event::AxisDiscrete {
1609 axis: WEnum::Value(axis),
1610 discrete,
1611 } => {
1612 state.scroll_event_received = true;
1613 let axis = if state.modifiers.shift {
1614 wl_pointer::Axis::HorizontalScroll
1615 } else {
1616 axis
1617 };
1618 let axis_modifier = match axis {
1619 wl_pointer::Axis::VerticalScroll => state.vertical_modifier,
1620 wl_pointer::Axis::HorizontalScroll => state.horizontal_modifier,
1621 _ => 1.0,
1622 };
1623
1624 let scroll_delta = state.discrete_scroll_delta.get_or_insert(point(0.0, 0.0));
1625 match axis {
1626 wl_pointer::Axis::VerticalScroll => {
1627 scroll_delta.y += discrete as f32 * axis_modifier * SCROLL_LINES as f32;
1628 }
1629 wl_pointer::Axis::HorizontalScroll => {
1630 scroll_delta.x += discrete as f32 * axis_modifier * SCROLL_LINES as f32;
1631 }
1632 _ => unreachable!(),
1633 }
1634 }
1635 wl_pointer::Event::AxisValue120 {
1636 axis: WEnum::Value(axis),
1637 value120,
1638 } => {
1639 state.scroll_event_received = true;
1640 let axis = if state.modifiers.shift {
1641 wl_pointer::Axis::HorizontalScroll
1642 } else {
1643 axis
1644 };
1645 let axis_modifier = match axis {
1646 wl_pointer::Axis::VerticalScroll => state.vertical_modifier,
1647 wl_pointer::Axis::HorizontalScroll => state.horizontal_modifier,
1648 _ => unreachable!(),
1649 };
1650
1651 let scroll_delta = state.discrete_scroll_delta.get_or_insert(point(0.0, 0.0));
1652 let wheel_percent = value120 as f32 / 120.0;
1653 match axis {
1654 wl_pointer::Axis::VerticalScroll => {
1655 scroll_delta.y += wheel_percent * axis_modifier * SCROLL_LINES as f32;
1656 }
1657 wl_pointer::Axis::HorizontalScroll => {
1658 scroll_delta.x += wheel_percent * axis_modifier * SCROLL_LINES as f32;
1659 }
1660 _ => unreachable!(),
1661 }
1662 }
1663 wl_pointer::Event::Frame => {
1664 if state.scroll_event_received {
1665 state.scroll_event_received = false;
1666 let continuous = state.continuous_scroll_delta.take();
1667 let discrete = state.discrete_scroll_delta.take();
1668 if let Some(continuous) = continuous {
1669 if let Some(window) = state.mouse_focused_window.clone() {
1670 let input = PlatformInput::ScrollWheel(ScrollWheelEvent {
1671 position: state.mouse_location.unwrap(),
1672 delta: ScrollDelta::Pixels(continuous),
1673 modifiers: state.modifiers,
1674 touch_phase: TouchPhase::Moved,
1675 });
1676 drop(state);
1677 window.handle_input(input);
1678 }
1679 } else if let Some(discrete) = discrete {
1680 if let Some(window) = state.mouse_focused_window.clone() {
1681 let input = PlatformInput::ScrollWheel(ScrollWheelEvent {
1682 position: state.mouse_location.unwrap(),
1683 delta: ScrollDelta::Lines(discrete),
1684 modifiers: state.modifiers,
1685 touch_phase: TouchPhase::Moved,
1686 });
1687 drop(state);
1688 window.handle_input(input);
1689 }
1690 }
1691 }
1692 }
1693 _ => {}
1694 }
1695 }
1696}
1697
1698impl Dispatch<wp_fractional_scale_v1::WpFractionalScaleV1, ObjectId> for WaylandClientStatePtr {
1699 fn event(
1700 this: &mut Self,
1701 _: &wp_fractional_scale_v1::WpFractionalScaleV1,
1702 event: <wp_fractional_scale_v1::WpFractionalScaleV1 as Proxy>::Event,
1703 surface_id: &ObjectId,
1704 _: &Connection,
1705 _: &QueueHandle<Self>,
1706 ) {
1707 let client = this.get_client();
1708 let mut state = client.borrow_mut();
1709
1710 let Some(window) = get_window(&mut state, surface_id) else {
1711 return;
1712 };
1713
1714 drop(state);
1715 window.handle_fractional_scale_event(event);
1716 }
1717}
1718
1719impl Dispatch<zxdg_toplevel_decoration_v1::ZxdgToplevelDecorationV1, ObjectId>
1720 for WaylandClientStatePtr
1721{
1722 fn event(
1723 this: &mut Self,
1724 _: &zxdg_toplevel_decoration_v1::ZxdgToplevelDecorationV1,
1725 event: zxdg_toplevel_decoration_v1::Event,
1726 surface_id: &ObjectId,
1727 _: &Connection,
1728 _: &QueueHandle<Self>,
1729 ) {
1730 let client = this.get_client();
1731 let mut state = client.borrow_mut();
1732 let Some(window) = get_window(&mut state, surface_id) else {
1733 return;
1734 };
1735
1736 drop(state);
1737 window.handle_toplevel_decoration_event(event);
1738 }
1739}
1740
1741impl Dispatch<wl_data_device::WlDataDevice, ()> for WaylandClientStatePtr {
1742 fn event(
1743 this: &mut Self,
1744 _: &wl_data_device::WlDataDevice,
1745 event: wl_data_device::Event,
1746 _: &(),
1747 _: &Connection,
1748 _: &QueueHandle<Self>,
1749 ) {
1750 let client = this.get_client();
1751 let mut state = client.borrow_mut();
1752
1753 match event {
1754 // Clipboard
1755 wl_data_device::Event::DataOffer { id: data_offer } => {
1756 state.data_offers.push(DataOffer::new(data_offer));
1757 if state.data_offers.len() > 2 {
1758 // At most we store a clipboard offer and a drag and drop offer.
1759 state.data_offers.remove(0).inner.destroy();
1760 }
1761 }
1762 wl_data_device::Event::Selection { id: data_offer } => {
1763 if let Some(offer) = data_offer {
1764 let offer = state
1765 .data_offers
1766 .iter()
1767 .find(|wrapper| wrapper.inner.id() == offer.id());
1768 let offer = offer.cloned();
1769 state.clipboard.set_offer(offer);
1770 } else {
1771 state.clipboard.set_offer(None);
1772 }
1773 }
1774
1775 // Drag and drop
1776 wl_data_device::Event::Enter {
1777 serial,
1778 surface,
1779 x,
1780 y,
1781 id: data_offer,
1782 } => {
1783 state.serial_tracker.update(SerialKind::DataDevice, serial);
1784 if let Some(data_offer) = data_offer {
1785 let Some(drag_window) = get_window(&mut state, &surface.id()) else {
1786 return;
1787 };
1788
1789 const ACTIONS: DndAction = DndAction::Copy;
1790 data_offer.set_actions(ACTIONS, ACTIONS);
1791
1792 let pipe = Pipe::new().unwrap();
1793 data_offer.receive(FILE_LIST_MIME_TYPE.to_string(), unsafe {
1794 BorrowedFd::borrow_raw(pipe.write.as_raw_fd())
1795 });
1796 let fd = pipe.read;
1797 drop(pipe.write);
1798
1799 let read_task = state
1800 .common
1801 .background_executor
1802 .spawn(async { unsafe { read_fd(fd) } });
1803
1804 let this = this.clone();
1805 state
1806 .common
1807 .foreground_executor
1808 .spawn(async move {
1809 let file_list = match read_task.await {
1810 Ok(list) => list,
1811 Err(err) => {
1812 log::error!("error reading drag and drop pipe: {err:?}");
1813 return;
1814 }
1815 };
1816
1817 let paths: SmallVec<[_; 2]> = file_list
1818 .lines()
1819 .filter_map(|path| Url::parse(path).log_err())
1820 .filter_map(|url| url.to_file_path().log_err())
1821 .collect();
1822 let position = Point::new(x.into(), y.into());
1823
1824 // Prevent dropping text from other programs.
1825 if paths.is_empty() {
1826 data_offer.destroy();
1827 return;
1828 }
1829
1830 let input = PlatformInput::FileDrop(FileDropEvent::Entered {
1831 position,
1832 paths: crate::ExternalPaths(paths),
1833 });
1834
1835 let client = this.get_client();
1836 let mut state = client.borrow_mut();
1837 state.drag.data_offer = Some(data_offer);
1838 state.drag.window = Some(drag_window.clone());
1839 state.drag.position = position;
1840
1841 drop(state);
1842 drag_window.handle_input(input);
1843 })
1844 .detach();
1845 }
1846 }
1847 wl_data_device::Event::Motion { x, y, .. } => {
1848 let Some(drag_window) = state.drag.window.clone() else {
1849 return;
1850 };
1851 let position = Point::new(x.into(), y.into());
1852 state.drag.position = position;
1853
1854 let input = PlatformInput::FileDrop(FileDropEvent::Pending { position });
1855 drop(state);
1856 drag_window.handle_input(input);
1857 }
1858 wl_data_device::Event::Leave => {
1859 let Some(drag_window) = state.drag.window.clone() else {
1860 return;
1861 };
1862 let data_offer = state.drag.data_offer.clone().unwrap();
1863 data_offer.destroy();
1864
1865 state.drag.data_offer = None;
1866 state.drag.window = None;
1867
1868 let input = PlatformInput::FileDrop(FileDropEvent::Exited {});
1869 drop(state);
1870 drag_window.handle_input(input);
1871 }
1872 wl_data_device::Event::Drop => {
1873 let Some(drag_window) = state.drag.window.clone() else {
1874 return;
1875 };
1876 let data_offer = state.drag.data_offer.clone().unwrap();
1877 data_offer.finish();
1878 data_offer.destroy();
1879
1880 state.drag.data_offer = None;
1881 state.drag.window = None;
1882
1883 let input = PlatformInput::FileDrop(FileDropEvent::Submit {
1884 position: state.drag.position,
1885 });
1886 drop(state);
1887 drag_window.handle_input(input);
1888 }
1889 _ => {}
1890 }
1891 }
1892
1893 event_created_child!(WaylandClientStatePtr, wl_data_device::WlDataDevice, [
1894 wl_data_device::EVT_DATA_OFFER_OPCODE => (wl_data_offer::WlDataOffer, ()),
1895 ]);
1896}
1897
1898impl Dispatch<wl_data_offer::WlDataOffer, ()> for WaylandClientStatePtr {
1899 fn event(
1900 this: &mut Self,
1901 data_offer: &wl_data_offer::WlDataOffer,
1902 event: wl_data_offer::Event,
1903 _: &(),
1904 _: &Connection,
1905 _: &QueueHandle<Self>,
1906 ) {
1907 let client = this.get_client();
1908 let mut state = client.borrow_mut();
1909
1910 match event {
1911 wl_data_offer::Event::Offer { mime_type } => {
1912 // Drag and drop
1913 if mime_type == FILE_LIST_MIME_TYPE {
1914 let serial = state.serial_tracker.get(SerialKind::DataDevice);
1915 let mime_type = mime_type.clone();
1916 data_offer.accept(serial, Some(mime_type));
1917 }
1918
1919 // Clipboard
1920 if let Some(offer) = state
1921 .data_offers
1922 .iter_mut()
1923 .find(|wrapper| wrapper.inner.id() == data_offer.id())
1924 {
1925 offer.add_mime_type(mime_type);
1926 }
1927 }
1928 _ => {}
1929 }
1930 }
1931}
1932
1933impl Dispatch<wl_data_source::WlDataSource, ()> for WaylandClientStatePtr {
1934 fn event(
1935 this: &mut Self,
1936 data_source: &wl_data_source::WlDataSource,
1937 event: wl_data_source::Event,
1938 _: &(),
1939 _: &Connection,
1940 _: &QueueHandle<Self>,
1941 ) {
1942 let client = this.get_client();
1943 let mut state = client.borrow_mut();
1944
1945 match event {
1946 wl_data_source::Event::Send { mime_type, fd } => {
1947 state.clipboard.send(mime_type, fd);
1948 }
1949 wl_data_source::Event::Cancelled => {
1950 data_source.destroy();
1951 }
1952 _ => {}
1953 }
1954 }
1955}
1956
1957impl Dispatch<zwp_primary_selection_device_v1::ZwpPrimarySelectionDeviceV1, ()>
1958 for WaylandClientStatePtr
1959{
1960 fn event(
1961 this: &mut Self,
1962 _: &zwp_primary_selection_device_v1::ZwpPrimarySelectionDeviceV1,
1963 event: zwp_primary_selection_device_v1::Event,
1964 _: &(),
1965 _: &Connection,
1966 _: &QueueHandle<Self>,
1967 ) {
1968 let client = this.get_client();
1969 let mut state = client.borrow_mut();
1970
1971 match event {
1972 zwp_primary_selection_device_v1::Event::DataOffer { offer } => {
1973 let old_offer = state.primary_data_offer.replace(DataOffer::new(offer));
1974 if let Some(old_offer) = old_offer {
1975 old_offer.inner.destroy();
1976 }
1977 }
1978 zwp_primary_selection_device_v1::Event::Selection { id: data_offer } => {
1979 if data_offer.is_some() {
1980 let offer = state.primary_data_offer.clone();
1981 state.clipboard.set_primary_offer(offer);
1982 } else {
1983 state.clipboard.set_primary_offer(None);
1984 }
1985 }
1986 _ => {}
1987 }
1988 }
1989
1990 event_created_child!(WaylandClientStatePtr, zwp_primary_selection_device_v1::ZwpPrimarySelectionDeviceV1, [
1991 zwp_primary_selection_device_v1::EVT_DATA_OFFER_OPCODE => (zwp_primary_selection_offer_v1::ZwpPrimarySelectionOfferV1, ()),
1992 ]);
1993}
1994
1995impl Dispatch<zwp_primary_selection_offer_v1::ZwpPrimarySelectionOfferV1, ()>
1996 for WaylandClientStatePtr
1997{
1998 fn event(
1999 this: &mut Self,
2000 _data_offer: &zwp_primary_selection_offer_v1::ZwpPrimarySelectionOfferV1,
2001 event: zwp_primary_selection_offer_v1::Event,
2002 _: &(),
2003 _: &Connection,
2004 _: &QueueHandle<Self>,
2005 ) {
2006 let client = this.get_client();
2007 let mut state = client.borrow_mut();
2008
2009 match event {
2010 zwp_primary_selection_offer_v1::Event::Offer { mime_type } => {
2011 if let Some(offer) = state.primary_data_offer.as_mut() {
2012 offer.add_mime_type(mime_type);
2013 }
2014 }
2015 _ => {}
2016 }
2017 }
2018}
2019
2020impl Dispatch<zwp_primary_selection_source_v1::ZwpPrimarySelectionSourceV1, ()>
2021 for WaylandClientStatePtr
2022{
2023 fn event(
2024 this: &mut Self,
2025 selection_source: &zwp_primary_selection_source_v1::ZwpPrimarySelectionSourceV1,
2026 event: zwp_primary_selection_source_v1::Event,
2027 _: &(),
2028 _: &Connection,
2029 _: &QueueHandle<Self>,
2030 ) {
2031 let client = this.get_client();
2032 let mut state = client.borrow_mut();
2033
2034 match event {
2035 zwp_primary_selection_source_v1::Event::Send { mime_type, fd } => {
2036 state.clipboard.send_primary(mime_type, fd);
2037 }
2038 zwp_primary_selection_source_v1::Event::Cancelled => {
2039 selection_source.destroy();
2040 }
2041 _ => {}
2042 }
2043 }
2044}