1use std::{
2 cell::{RefCell, RefMut},
3 hash::Hash,
4 os::fd::{AsRawFd, BorrowedFd},
5 path::PathBuf,
6 rc::{Rc, Weak},
7 time::{Duration, Instant},
8};
9
10use calloop::{
11 timer::{TimeoutAction, Timer},
12 EventLoop, LoopHandle,
13};
14use calloop_wayland_source::WaylandSource;
15use collections::HashMap;
16use filedescriptor::Pipe;
17
18use http_client::Url;
19use smallvec::SmallVec;
20use util::ResultExt;
21use wayland_backend::client::ObjectId;
22use wayland_backend::protocol::WEnum;
23use wayland_client::event_created_child;
24use wayland_client::globals::{registry_queue_init, GlobalList, GlobalListContents};
25use wayland_client::protocol::wl_callback::{self, WlCallback};
26use wayland_client::protocol::wl_data_device_manager::DndAction;
27use wayland_client::protocol::wl_data_offer::WlDataOffer;
28use wayland_client::protocol::wl_pointer::AxisSource;
29use wayland_client::protocol::{
30 wl_data_device, wl_data_device_manager, wl_data_offer, wl_data_source, wl_output, wl_region,
31};
32use wayland_client::{
33 delegate_noop,
34 protocol::{
35 wl_buffer, wl_compositor, wl_keyboard, wl_pointer, wl_registry, wl_seat, wl_shm,
36 wl_shm_pool, wl_surface,
37 },
38 Connection, Dispatch, Proxy, QueueHandle,
39};
40use wayland_protocols::wp::cursor_shape::v1::client::{
41 wp_cursor_shape_device_v1, wp_cursor_shape_manager_v1,
42};
43use wayland_protocols::wp::fractional_scale::v1::client::{
44 wp_fractional_scale_manager_v1, wp_fractional_scale_v1,
45};
46use wayland_protocols::wp::primary_selection::zv1::client::zwp_primary_selection_offer_v1::{
47 self, ZwpPrimarySelectionOfferV1,
48};
49use wayland_protocols::wp::primary_selection::zv1::client::{
50 zwp_primary_selection_device_manager_v1, zwp_primary_selection_device_v1,
51 zwp_primary_selection_source_v1,
52};
53use wayland_protocols::wp::text_input::zv3::client::zwp_text_input_v3::{
54 ContentHint, ContentPurpose,
55};
56use wayland_protocols::wp::text_input::zv3::client::{
57 zwp_text_input_manager_v3, zwp_text_input_v3,
58};
59use wayland_protocols::wp::viewporter::client::{wp_viewport, wp_viewporter};
60use wayland_protocols::xdg::activation::v1::client::{xdg_activation_token_v1, xdg_activation_v1};
61use wayland_protocols::xdg::decoration::zv1::client::{
62 zxdg_decoration_manager_v1, zxdg_toplevel_decoration_v1,
63};
64use wayland_protocols::xdg::shell::client::{xdg_surface, xdg_toplevel, xdg_wm_base};
65use wayland_protocols_plasma::blur::client::{org_kde_kwin_blur, org_kde_kwin_blur_manager};
66use xkbcommon::xkb::ffi::XKB_KEYMAP_FORMAT_TEXT_V1;
67use xkbcommon::xkb::{self, Keycode, KEYMAP_COMPILE_NO_FLAGS};
68
69use super::display::WaylandDisplay;
70use super::window::{ImeInput, WaylandWindowStatePtr};
71
72use crate::platform::linux::{
73 get_xkb_compose_state, is_within_click_distance, open_uri_internal, read_fd,
74 reveal_path_internal,
75 wayland::{
76 clipboard::{Clipboard, DataOffer, FILE_LIST_MIME_TYPE, TEXT_MIME_TYPE},
77 cursor::Cursor,
78 serial::{SerialKind, SerialTracker},
79 window::WaylandWindow,
80 },
81 xdg_desktop_portal::{Event as XDPEvent, XDPEventSource},
82 LinuxClient,
83};
84use crate::platform::{blade::BladeContext, PlatformWindow};
85use crate::{
86 point, px, size, AnyWindowHandle, Bounds, CursorStyle, DevicePixels, DisplayId, FileDropEvent,
87 ForegroundExecutor, KeyDownEvent, KeyUpEvent, Keystroke, LinuxCommon, Modifiers,
88 ModifiersChangedEvent, MouseButton, MouseDownEvent, MouseExitEvent, MouseMoveEvent,
89 MouseUpEvent, NavigationDirection, Pixels, PlatformDisplay, PlatformInput, Point, ScaledPixels,
90 ScrollDelta, ScrollWheelEvent, Size, TouchPhase, WindowParams, DOUBLE_CLICK_INTERVAL,
91 SCROLL_LINES,
92};
93
94/// Used to convert evdev scancode to xkb scancode
95const MIN_KEYCODE: u32 = 8;
96
97#[derive(Clone)]
98pub struct Globals {
99 pub qh: QueueHandle<WaylandClientStatePtr>,
100 pub activation: Option<xdg_activation_v1::XdgActivationV1>,
101 pub compositor: wl_compositor::WlCompositor,
102 pub cursor_shape_manager: Option<wp_cursor_shape_manager_v1::WpCursorShapeManagerV1>,
103 pub data_device_manager: Option<wl_data_device_manager::WlDataDeviceManager>,
104 pub primary_selection_manager:
105 Option<zwp_primary_selection_device_manager_v1::ZwpPrimarySelectionDeviceManagerV1>,
106 pub wm_base: xdg_wm_base::XdgWmBase,
107 pub shm: wl_shm::WlShm,
108 pub seat: wl_seat::WlSeat,
109 pub viewporter: Option<wp_viewporter::WpViewporter>,
110 pub fractional_scale_manager:
111 Option<wp_fractional_scale_manager_v1::WpFractionalScaleManagerV1>,
112 pub decoration_manager: Option<zxdg_decoration_manager_v1::ZxdgDecorationManagerV1>,
113 pub blur_manager: Option<org_kde_kwin_blur_manager::OrgKdeKwinBlurManager>,
114 pub text_input_manager: Option<zwp_text_input_manager_v3::ZwpTextInputManagerV3>,
115 pub executor: ForegroundExecutor,
116}
117
118impl Globals {
119 fn new(
120 globals: GlobalList,
121 executor: ForegroundExecutor,
122 qh: QueueHandle<WaylandClientStatePtr>,
123 seat: wl_seat::WlSeat,
124 ) -> Self {
125 Globals {
126 activation: globals.bind(&qh, 1..=1, ()).ok(),
127 compositor: globals
128 .bind(
129 &qh,
130 wl_surface::REQ_SET_BUFFER_SCALE_SINCE
131 ..=wl_surface::EVT_PREFERRED_BUFFER_SCALE_SINCE,
132 (),
133 )
134 .unwrap(),
135 cursor_shape_manager: globals.bind(&qh, 1..=1, ()).ok(),
136 data_device_manager: globals
137 .bind(
138 &qh,
139 WL_DATA_DEVICE_MANAGER_VERSION..=WL_DATA_DEVICE_MANAGER_VERSION,
140 (),
141 )
142 .ok(),
143 primary_selection_manager: globals.bind(&qh, 1..=1, ()).ok(),
144 shm: globals.bind(&qh, 1..=1, ()).unwrap(),
145 seat,
146 wm_base: globals.bind(&qh, 2..=5, ()).unwrap(),
147 viewporter: globals.bind(&qh, 1..=1, ()).ok(),
148 fractional_scale_manager: globals.bind(&qh, 1..=1, ()).ok(),
149 decoration_manager: globals.bind(&qh, 1..=1, ()).ok(),
150 blur_manager: globals.bind(&qh, 1..=1, ()).ok(),
151 text_input_manager: globals.bind(&qh, 1..=1, ()).ok(),
152 executor,
153 qh,
154 }
155 }
156}
157
158#[derive(Default, Debug, Clone, PartialEq, Eq, Hash)]
159pub struct InProgressOutput {
160 name: Option<String>,
161 scale: Option<i32>,
162 position: Option<Point<DevicePixels>>,
163 size: Option<Size<DevicePixels>>,
164}
165
166impl InProgressOutput {
167 fn complete(&self) -> Option<Output> {
168 if let Some((position, size)) = self.position.zip(self.size) {
169 let scale = self.scale.unwrap_or(1);
170 Some(Output {
171 name: self.name.clone(),
172 scale,
173 bounds: Bounds::new(position, size),
174 })
175 } else {
176 None
177 }
178 }
179}
180
181#[derive(Debug, Clone, Eq, PartialEq, Hash)]
182pub struct Output {
183 pub name: Option<String>,
184 pub scale: i32,
185 pub bounds: Bounds<DevicePixels>,
186}
187
188pub(crate) struct WaylandClientState {
189 serial_tracker: SerialTracker,
190 globals: Globals,
191 gpu_context: BladeContext,
192 wl_seat: wl_seat::WlSeat, // TODO: Multi seat support
193 wl_pointer: Option<wl_pointer::WlPointer>,
194 wl_keyboard: Option<wl_keyboard::WlKeyboard>,
195 cursor_shape_device: Option<wp_cursor_shape_device_v1::WpCursorShapeDeviceV1>,
196 data_device: Option<wl_data_device::WlDataDevice>,
197 primary_selection: Option<zwp_primary_selection_device_v1::ZwpPrimarySelectionDeviceV1>,
198 text_input: Option<zwp_text_input_v3::ZwpTextInputV3>,
199 pre_edit_text: Option<String>,
200 ime_pre_edit: Option<String>,
201 composing: bool,
202 // Surface to Window mapping
203 windows: HashMap<ObjectId, WaylandWindowStatePtr>,
204 // Output to scale mapping
205 outputs: HashMap<ObjectId, Output>,
206 in_progress_outputs: HashMap<ObjectId, InProgressOutput>,
207 keymap_state: Option<xkb::State>,
208 compose_state: Option<xkb::compose::State>,
209 drag: DragState,
210 click: ClickState,
211 repeat: KeyRepeat,
212 pub modifiers: Modifiers,
213 axis_source: AxisSource,
214 pub mouse_location: Option<Point<Pixels>>,
215 continuous_scroll_delta: Option<Point<Pixels>>,
216 discrete_scroll_delta: Option<Point<f32>>,
217 vertical_modifier: f32,
218 horizontal_modifier: f32,
219 scroll_event_received: bool,
220 enter_token: Option<()>,
221 button_pressed: Option<MouseButton>,
222 mouse_focused_window: Option<WaylandWindowStatePtr>,
223 keyboard_focused_window: Option<WaylandWindowStatePtr>,
224 loop_handle: LoopHandle<'static, WaylandClientStatePtr>,
225 cursor_style: Option<CursorStyle>,
226 clipboard: Clipboard,
227 data_offers: Vec<DataOffer<WlDataOffer>>,
228 primary_data_offer: Option<DataOffer<ZwpPrimarySelectionOfferV1>>,
229 cursor: Cursor,
230 pending_activation: Option<PendingActivation>,
231 event_loop: Option<EventLoop<'static, WaylandClientStatePtr>>,
232 common: LinuxCommon,
233}
234
235pub struct DragState {
236 data_offer: Option<wl_data_offer::WlDataOffer>,
237 window: Option<WaylandWindowStatePtr>,
238 position: Point<Pixels>,
239}
240
241pub struct ClickState {
242 last_mouse_button: Option<MouseButton>,
243 last_click: Instant,
244 last_location: Point<Pixels>,
245 current_count: usize,
246}
247
248pub(crate) struct KeyRepeat {
249 characters_per_second: u32,
250 delay: Duration,
251 current_id: u64,
252 current_keycode: Option<xkb::Keycode>,
253}
254
255pub(crate) enum PendingActivation {
256 /// URI to open in the web browser.
257 Uri(String),
258 /// Path to open in the file explorer.
259 Path(PathBuf),
260 /// A window from ourselves to raise.
261 Window(ObjectId),
262}
263
264/// This struct is required to conform to Rust's orphan rules, so we can dispatch on the state but hand the
265/// window to GPUI.
266#[derive(Clone)]
267pub struct WaylandClientStatePtr(Weak<RefCell<WaylandClientState>>);
268
269impl WaylandClientStatePtr {
270 pub fn get_client(&self) -> Rc<RefCell<WaylandClientState>> {
271 self.0
272 .upgrade()
273 .expect("The pointer should always be valid when dispatching in wayland")
274 }
275
276 pub fn get_serial(&self, kind: SerialKind) -> u32 {
277 self.0.upgrade().unwrap().borrow().serial_tracker.get(kind)
278 }
279
280 pub fn set_pending_activation(&self, window: ObjectId) {
281 self.0.upgrade().unwrap().borrow_mut().pending_activation =
282 Some(PendingActivation::Window(window));
283 }
284
285 pub fn enable_ime(&self) {
286 let client = self.get_client();
287 let mut state = client.borrow_mut();
288 let Some(mut text_input) = state.text_input.take() else {
289 return;
290 };
291
292 text_input.enable();
293 text_input.set_content_type(ContentHint::None, ContentPurpose::Normal);
294 if let Some(window) = state.keyboard_focused_window.clone() {
295 drop(state);
296 if let Some(area) = window.get_ime_area() {
297 text_input.set_cursor_rectangle(
298 area.origin.x.0 as i32,
299 area.origin.y.0 as i32,
300 area.size.width.0 as i32,
301 area.size.height.0 as i32,
302 );
303 }
304 state = client.borrow_mut();
305 }
306 text_input.commit();
307 state.text_input = Some(text_input);
308 }
309
310 pub fn disable_ime(&self) {
311 let client = self.get_client();
312 let mut state = client.borrow_mut();
313 state.composing = false;
314 if let Some(text_input) = &state.text_input {
315 text_input.disable();
316 text_input.commit();
317 }
318 }
319
320 pub fn update_ime_position(&self, bounds: Bounds<ScaledPixels>) {
321 let client = self.get_client();
322 let mut state = client.borrow_mut();
323 if state.composing || state.text_input.is_none() || state.pre_edit_text.is_some() {
324 return;
325 }
326
327 let text_input = state.text_input.as_ref().unwrap();
328 text_input.set_cursor_rectangle(
329 bounds.origin.x.0 as i32,
330 bounds.origin.y.0 as i32,
331 bounds.size.width.0 as i32,
332 bounds.size.height.0 as i32,
333 );
334 text_input.commit();
335 }
336
337 pub fn drop_window(&self, surface_id: &ObjectId) {
338 let mut client = self.get_client();
339 let mut state = client.borrow_mut();
340 let closed_window = state.windows.remove(surface_id).unwrap();
341 if let Some(window) = state.mouse_focused_window.take() {
342 if !window.ptr_eq(&closed_window) {
343 state.mouse_focused_window = Some(window);
344 }
345 }
346 if let Some(window) = state.keyboard_focused_window.take() {
347 if !window.ptr_eq(&closed_window) {
348 state.keyboard_focused_window = Some(window);
349 }
350 }
351 if state.windows.is_empty() {
352 state.common.signal.stop();
353 }
354 }
355}
356
357#[derive(Clone)]
358pub struct WaylandClient(Rc<RefCell<WaylandClientState>>);
359
360impl Drop for WaylandClient {
361 fn drop(&mut self) {
362 let mut state = self.0.borrow_mut();
363 state.windows.clear();
364
365 if let Some(wl_pointer) = &state.wl_pointer {
366 wl_pointer.release();
367 }
368 if let Some(cursor_shape_device) = &state.cursor_shape_device {
369 cursor_shape_device.destroy();
370 }
371 if let Some(data_device) = &state.data_device {
372 data_device.release();
373 }
374 if let Some(text_input) = &state.text_input {
375 text_input.destroy();
376 }
377 }
378}
379
380const WL_DATA_DEVICE_MANAGER_VERSION: u32 = 3;
381
382fn wl_seat_version(version: u32) -> u32 {
383 // We rely on the wl_pointer.frame event
384 const WL_SEAT_MIN_VERSION: u32 = 5;
385 const WL_SEAT_MAX_VERSION: u32 = 9;
386
387 if version < WL_SEAT_MIN_VERSION {
388 panic!(
389 "wl_seat below required version: {} < {}",
390 version, WL_SEAT_MIN_VERSION
391 );
392 }
393
394 version.clamp(WL_SEAT_MIN_VERSION, WL_SEAT_MAX_VERSION)
395}
396
397fn wl_output_version(version: u32) -> u32 {
398 const WL_OUTPUT_MIN_VERSION: u32 = 2;
399 const WL_OUTPUT_MAX_VERSION: u32 = 4;
400
401 if version < WL_OUTPUT_MIN_VERSION {
402 panic!(
403 "wl_output below required version: {} < {}",
404 version, WL_OUTPUT_MIN_VERSION
405 );
406 }
407
408 version.clamp(WL_OUTPUT_MIN_VERSION, WL_OUTPUT_MAX_VERSION)
409}
410
411impl WaylandClient {
412 pub(crate) fn new() -> Self {
413 let conn = Connection::connect_to_env().unwrap();
414
415 let (globals, mut event_queue) =
416 registry_queue_init::<WaylandClientStatePtr>(&conn).unwrap();
417 let qh = event_queue.handle();
418
419 let mut seat: Option<wl_seat::WlSeat> = None;
420 #[allow(clippy::mutable_key_type)]
421 let mut in_progress_outputs = HashMap::default();
422 globals.contents().with_list(|list| {
423 for global in list {
424 match &global.interface[..] {
425 "wl_seat" => {
426 seat = Some(globals.registry().bind::<wl_seat::WlSeat, _, _>(
427 global.name,
428 wl_seat_version(global.version),
429 &qh,
430 (),
431 ));
432 }
433 "wl_output" => {
434 let output = globals.registry().bind::<wl_output::WlOutput, _, _>(
435 global.name,
436 wl_output_version(global.version),
437 &qh,
438 (),
439 );
440 in_progress_outputs.insert(output.id(), InProgressOutput::default());
441 }
442 _ => {}
443 }
444 }
445 });
446
447 let event_loop = EventLoop::<WaylandClientStatePtr>::try_new().unwrap();
448
449 let (common, main_receiver) = LinuxCommon::new(event_loop.get_signal());
450
451 let handle = event_loop.handle();
452 handle
453 .insert_source(main_receiver, {
454 let handle = handle.clone();
455 move |event, _, _: &mut WaylandClientStatePtr| {
456 if let calloop::channel::Event::Msg(runnable) = event {
457 handle.insert_idle(|_| {
458 runnable.run();
459 });
460 }
461 }
462 })
463 .unwrap();
464
465 let gpu_context = BladeContext::new().expect("Unable to init GPU context");
466
467 let seat = seat.unwrap();
468 let globals = Globals::new(
469 globals,
470 common.foreground_executor.clone(),
471 qh.clone(),
472 seat.clone(),
473 );
474
475 let data_device = globals
476 .data_device_manager
477 .as_ref()
478 .map(|data_device_manager| data_device_manager.get_data_device(&seat, &qh, ()));
479
480 let primary_selection = globals
481 .primary_selection_manager
482 .as_ref()
483 .map(|primary_selection_manager| primary_selection_manager.get_device(&seat, &qh, ()));
484
485 let mut cursor = Cursor::new(&conn, &globals, 24);
486
487 handle
488 .insert_source(XDPEventSource::new(&common.background_executor), {
489 move |event, _, client| match event {
490 XDPEvent::WindowAppearance(appearance) => {
491 if let Some(client) = client.0.upgrade() {
492 let mut client = client.borrow_mut();
493
494 client.common.appearance = appearance;
495
496 for (_, window) in &mut client.windows {
497 window.set_appearance(appearance);
498 }
499 }
500 }
501 XDPEvent::CursorTheme(theme) => {
502 if let Some(client) = client.0.upgrade() {
503 let mut client = client.borrow_mut();
504 client.cursor.set_theme(theme.as_str());
505 }
506 }
507 XDPEvent::CursorSize(size) => {
508 if let Some(client) = client.0.upgrade() {
509 let mut client = client.borrow_mut();
510 client.cursor.set_size(size);
511 }
512 }
513 }
514 })
515 .unwrap();
516
517 let mut state = Rc::new(RefCell::new(WaylandClientState {
518 serial_tracker: SerialTracker::new(),
519 globals,
520 gpu_context,
521 wl_seat: seat,
522 wl_pointer: None,
523 wl_keyboard: None,
524 cursor_shape_device: None,
525 data_device,
526 primary_selection,
527 text_input: None,
528 pre_edit_text: None,
529 ime_pre_edit: None,
530 composing: false,
531 outputs: HashMap::default(),
532 in_progress_outputs,
533 windows: HashMap::default(),
534 common,
535 keymap_state: None,
536 compose_state: None,
537 drag: DragState {
538 data_offer: None,
539 window: None,
540 position: Point::default(),
541 },
542 click: ClickState {
543 last_click: Instant::now(),
544 last_mouse_button: None,
545 last_location: Point::default(),
546 current_count: 0,
547 },
548 repeat: KeyRepeat {
549 characters_per_second: 16,
550 delay: Duration::from_millis(500),
551 current_id: 0,
552 current_keycode: None,
553 },
554 modifiers: Modifiers {
555 shift: false,
556 control: false,
557 alt: false,
558 function: false,
559 platform: false,
560 },
561 scroll_event_received: false,
562 axis_source: AxisSource::Wheel,
563 mouse_location: None,
564 continuous_scroll_delta: None,
565 discrete_scroll_delta: None,
566 vertical_modifier: -1.0,
567 horizontal_modifier: -1.0,
568 button_pressed: None,
569 mouse_focused_window: None,
570 keyboard_focused_window: None,
571 loop_handle: handle.clone(),
572 enter_token: None,
573 cursor_style: None,
574 clipboard: Clipboard::new(conn.clone(), handle.clone()),
575 data_offers: Vec::new(),
576 primary_data_offer: None,
577 cursor,
578 pending_activation: None,
579 event_loop: Some(event_loop),
580 }));
581
582 WaylandSource::new(conn, event_queue)
583 .insert(handle)
584 .unwrap();
585
586 Self(state)
587 }
588}
589
590impl LinuxClient for WaylandClient {
591 fn displays(&self) -> Vec<Rc<dyn PlatformDisplay>> {
592 self.0
593 .borrow()
594 .outputs
595 .iter()
596 .map(|(id, output)| {
597 Rc::new(WaylandDisplay {
598 id: id.clone(),
599 name: output.name.clone(),
600 bounds: output.bounds.to_pixels(output.scale as f32),
601 }) as Rc<dyn PlatformDisplay>
602 })
603 .collect()
604 }
605
606 fn display(&self, id: DisplayId) -> Option<Rc<dyn PlatformDisplay>> {
607 self.0
608 .borrow()
609 .outputs
610 .iter()
611 .find_map(|(object_id, output)| {
612 (object_id.protocol_id() == id.0).then(|| {
613 Rc::new(WaylandDisplay {
614 id: object_id.clone(),
615 name: output.name.clone(),
616 bounds: output.bounds.to_pixels(output.scale as f32),
617 }) as Rc<dyn PlatformDisplay>
618 })
619 })
620 }
621
622 fn primary_display(&self) -> Option<Rc<dyn PlatformDisplay>> {
623 None
624 }
625
626 fn open_window(
627 &self,
628 handle: AnyWindowHandle,
629 params: WindowParams,
630 ) -> anyhow::Result<Box<dyn PlatformWindow>> {
631 let mut state = self.0.borrow_mut();
632
633 let (window, surface_id) = WaylandWindow::new(
634 handle,
635 state.globals.clone(),
636 &state.gpu_context,
637 WaylandClientStatePtr(Rc::downgrade(&self.0)),
638 params,
639 state.common.appearance,
640 )?;
641 state.windows.insert(surface_id, window.0.clone());
642
643 Ok(Box::new(window))
644 }
645
646 fn set_cursor_style(&self, style: CursorStyle) {
647 let mut state = self.0.borrow_mut();
648
649 let need_update = state
650 .cursor_style
651 .map_or(true, |current_style| current_style != style);
652
653 if need_update {
654 let serial = state.serial_tracker.get(SerialKind::MouseEnter);
655 state.cursor_style = Some(style);
656
657 if let Some(cursor_shape_device) = &state.cursor_shape_device {
658 cursor_shape_device.set_shape(serial, style.to_shape());
659 } else if let Some(focused_window) = &state.mouse_focused_window {
660 // cursor-shape-v1 isn't supported, set the cursor using a surface.
661 let wl_pointer = state
662 .wl_pointer
663 .clone()
664 .expect("window is focused by pointer");
665 let scale = focused_window.primary_output_scale();
666 state
667 .cursor
668 .set_icon(&wl_pointer, serial, &style.to_icon_name(), scale);
669 }
670 }
671 }
672
673 fn open_uri(&self, uri: &str) {
674 let mut state = self.0.borrow_mut();
675 if let (Some(activation), Some(window)) = (
676 state.globals.activation.clone(),
677 state.mouse_focused_window.clone(),
678 ) {
679 state.pending_activation = Some(PendingActivation::Uri(uri.to_string()));
680 let token = activation.get_activation_token(&state.globals.qh, ());
681 let serial = state.serial_tracker.get(SerialKind::MousePress);
682 token.set_serial(serial, &state.wl_seat);
683 token.set_surface(&window.surface());
684 token.commit();
685 } else {
686 let executor = state.common.background_executor.clone();
687 open_uri_internal(executor, uri, None);
688 }
689 }
690
691 fn reveal_path(&self, path: PathBuf) {
692 let mut state = self.0.borrow_mut();
693 if let (Some(activation), Some(window)) = (
694 state.globals.activation.clone(),
695 state.mouse_focused_window.clone(),
696 ) {
697 state.pending_activation = Some(PendingActivation::Path(path));
698 let token = activation.get_activation_token(&state.globals.qh, ());
699 let serial = state.serial_tracker.get(SerialKind::MousePress);
700 token.set_serial(serial, &state.wl_seat);
701 token.set_surface(&window.surface());
702 token.commit();
703 } else {
704 let executor = state.common.background_executor.clone();
705 reveal_path_internal(executor, path, None);
706 }
707 }
708
709 fn with_common<R>(&self, f: impl FnOnce(&mut LinuxCommon) -> R) -> R {
710 f(&mut self.0.borrow_mut().common)
711 }
712
713 fn run(&self) {
714 let mut event_loop = self
715 .0
716 .borrow_mut()
717 .event_loop
718 .take()
719 .expect("App is already running");
720
721 event_loop
722 .run(
723 None,
724 &mut WaylandClientStatePtr(Rc::downgrade(&self.0)),
725 |_| {},
726 )
727 .log_err();
728 }
729
730 fn write_to_primary(&self, item: crate::ClipboardItem) {
731 let mut state = self.0.borrow_mut();
732 let (Some(primary_selection_manager), Some(primary_selection)) = (
733 state.globals.primary_selection_manager.clone(),
734 state.primary_selection.clone(),
735 ) else {
736 return;
737 };
738 if state.mouse_focused_window.is_some() || state.keyboard_focused_window.is_some() {
739 state.clipboard.set_primary(item);
740 let serial = state.serial_tracker.get(SerialKind::KeyPress);
741 let data_source = primary_selection_manager.create_source(&state.globals.qh, ());
742 data_source.offer(state.clipboard.self_mime());
743 data_source.offer(TEXT_MIME_TYPE.to_string());
744 primary_selection.set_selection(Some(&data_source), serial);
745 }
746 }
747
748 fn write_to_clipboard(&self, item: crate::ClipboardItem) {
749 let mut state = self.0.borrow_mut();
750 let (Some(data_device_manager), Some(data_device)) = (
751 state.globals.data_device_manager.clone(),
752 state.data_device.clone(),
753 ) else {
754 return;
755 };
756 if state.mouse_focused_window.is_some() || state.keyboard_focused_window.is_some() {
757 state.clipboard.set(item);
758 let serial = state.serial_tracker.get(SerialKind::KeyPress);
759 let data_source = data_device_manager.create_data_source(&state.globals.qh, ());
760 data_source.offer(state.clipboard.self_mime());
761 data_source.offer(TEXT_MIME_TYPE.to_string());
762 data_device.set_selection(Some(&data_source), serial);
763 }
764 }
765
766 fn read_from_primary(&self) -> Option<crate::ClipboardItem> {
767 self.0.borrow_mut().clipboard.read_primary()
768 }
769
770 fn read_from_clipboard(&self) -> Option<crate::ClipboardItem> {
771 self.0.borrow_mut().clipboard.read()
772 }
773
774 fn active_window(&self) -> Option<AnyWindowHandle> {
775 self.0
776 .borrow_mut()
777 .keyboard_focused_window
778 .as_ref()
779 .map(|window| window.handle())
780 }
781
782 fn window_stack(&self) -> Option<Vec<AnyWindowHandle>> {
783 None
784 }
785
786 fn compositor_name(&self) -> &'static str {
787 "Wayland"
788 }
789}
790
791impl Dispatch<wl_registry::WlRegistry, GlobalListContents> for WaylandClientStatePtr {
792 fn event(
793 this: &mut Self,
794 registry: &wl_registry::WlRegistry,
795 event: wl_registry::Event,
796 _: &GlobalListContents,
797 _: &Connection,
798 qh: &QueueHandle<Self>,
799 ) {
800 let mut client = this.get_client();
801 let mut state = client.borrow_mut();
802
803 match event {
804 wl_registry::Event::Global {
805 name,
806 interface,
807 version,
808 } => match &interface[..] {
809 "wl_seat" => {
810 if let Some(wl_pointer) = state.wl_pointer.take() {
811 wl_pointer.release();
812 }
813 if let Some(wl_keyboard) = state.wl_keyboard.take() {
814 wl_keyboard.release();
815 }
816 state.wl_seat.release();
817 state.wl_seat = registry.bind::<wl_seat::WlSeat, _, _>(
818 name,
819 wl_seat_version(version),
820 qh,
821 (),
822 );
823 }
824 "wl_output" => {
825 let output = registry.bind::<wl_output::WlOutput, _, _>(
826 name,
827 wl_output_version(version),
828 qh,
829 (),
830 );
831
832 state
833 .in_progress_outputs
834 .insert(output.id(), InProgressOutput::default());
835 }
836 _ => {}
837 },
838 wl_registry::Event::GlobalRemove { name: _ } => {
839 // TODO: handle global removal
840 }
841 _ => {}
842 }
843 }
844}
845
846delegate_noop!(WaylandClientStatePtr: ignore xdg_activation_v1::XdgActivationV1);
847delegate_noop!(WaylandClientStatePtr: ignore wl_compositor::WlCompositor);
848delegate_noop!(WaylandClientStatePtr: ignore wp_cursor_shape_device_v1::WpCursorShapeDeviceV1);
849delegate_noop!(WaylandClientStatePtr: ignore wp_cursor_shape_manager_v1::WpCursorShapeManagerV1);
850delegate_noop!(WaylandClientStatePtr: ignore wl_data_device_manager::WlDataDeviceManager);
851delegate_noop!(WaylandClientStatePtr: ignore zwp_primary_selection_device_manager_v1::ZwpPrimarySelectionDeviceManagerV1);
852delegate_noop!(WaylandClientStatePtr: ignore wl_shm::WlShm);
853delegate_noop!(WaylandClientStatePtr: ignore wl_shm_pool::WlShmPool);
854delegate_noop!(WaylandClientStatePtr: ignore wl_buffer::WlBuffer);
855delegate_noop!(WaylandClientStatePtr: ignore wl_region::WlRegion);
856delegate_noop!(WaylandClientStatePtr: ignore wp_fractional_scale_manager_v1::WpFractionalScaleManagerV1);
857delegate_noop!(WaylandClientStatePtr: ignore zxdg_decoration_manager_v1::ZxdgDecorationManagerV1);
858delegate_noop!(WaylandClientStatePtr: ignore org_kde_kwin_blur_manager::OrgKdeKwinBlurManager);
859delegate_noop!(WaylandClientStatePtr: ignore zwp_text_input_manager_v3::ZwpTextInputManagerV3);
860delegate_noop!(WaylandClientStatePtr: ignore org_kde_kwin_blur::OrgKdeKwinBlur);
861delegate_noop!(WaylandClientStatePtr: ignore wp_viewporter::WpViewporter);
862delegate_noop!(WaylandClientStatePtr: ignore wp_viewport::WpViewport);
863
864impl Dispatch<WlCallback, ObjectId> for WaylandClientStatePtr {
865 fn event(
866 state: &mut WaylandClientStatePtr,
867 _: &wl_callback::WlCallback,
868 event: wl_callback::Event,
869 surface_id: &ObjectId,
870 _: &Connection,
871 _: &QueueHandle<Self>,
872 ) {
873 let client = state.get_client();
874 let mut state = client.borrow_mut();
875 let Some(window) = get_window(&mut state, surface_id) else {
876 return;
877 };
878 drop(state);
879
880 match event {
881 wl_callback::Event::Done { .. } => {
882 window.frame();
883 }
884 _ => {}
885 }
886 }
887}
888
889fn get_window(
890 mut state: &mut RefMut<WaylandClientState>,
891 surface_id: &ObjectId,
892) -> Option<WaylandWindowStatePtr> {
893 state.windows.get(surface_id).cloned()
894}
895
896impl Dispatch<wl_surface::WlSurface, ()> for WaylandClientStatePtr {
897 fn event(
898 this: &mut Self,
899 surface: &wl_surface::WlSurface,
900 event: <wl_surface::WlSurface as Proxy>::Event,
901 _: &(),
902 _: &Connection,
903 _: &QueueHandle<Self>,
904 ) {
905 let mut client = this.get_client();
906 let mut state = client.borrow_mut();
907
908 let Some(window) = get_window(&mut state, &surface.id()) else {
909 return;
910 };
911 #[allow(clippy::mutable_key_type)]
912 let outputs = state.outputs.clone();
913 drop(state);
914
915 window.handle_surface_event(event, outputs);
916 }
917}
918
919impl Dispatch<wl_output::WlOutput, ()> for WaylandClientStatePtr {
920 fn event(
921 this: &mut Self,
922 output: &wl_output::WlOutput,
923 event: <wl_output::WlOutput as Proxy>::Event,
924 _: &(),
925 _: &Connection,
926 _: &QueueHandle<Self>,
927 ) {
928 let mut client = this.get_client();
929 let mut state = client.borrow_mut();
930
931 let Some(mut in_progress_output) = state.in_progress_outputs.get_mut(&output.id()) else {
932 return;
933 };
934
935 match event {
936 wl_output::Event::Name { name } => {
937 in_progress_output.name = Some(name);
938 }
939 wl_output::Event::Scale { factor } => {
940 in_progress_output.scale = Some(factor);
941 }
942 wl_output::Event::Geometry { x, y, .. } => {
943 in_progress_output.position = Some(point(DevicePixels(x), DevicePixels(y)))
944 }
945 wl_output::Event::Mode { width, height, .. } => {
946 in_progress_output.size = Some(size(DevicePixels(width), DevicePixels(height)))
947 }
948 wl_output::Event::Done => {
949 if let Some(complete) = in_progress_output.complete() {
950 state.outputs.insert(output.id(), complete);
951 }
952 state.in_progress_outputs.remove(&output.id());
953 }
954 _ => {}
955 }
956 }
957}
958
959impl Dispatch<xdg_surface::XdgSurface, ObjectId> for WaylandClientStatePtr {
960 fn event(
961 state: &mut Self,
962 _: &xdg_surface::XdgSurface,
963 event: xdg_surface::Event,
964 surface_id: &ObjectId,
965 _: &Connection,
966 _: &QueueHandle<Self>,
967 ) {
968 let client = state.get_client();
969 let mut state = client.borrow_mut();
970 let Some(window) = get_window(&mut state, surface_id) else {
971 return;
972 };
973 drop(state);
974 window.handle_xdg_surface_event(event);
975 }
976}
977
978impl Dispatch<xdg_toplevel::XdgToplevel, ObjectId> for WaylandClientStatePtr {
979 fn event(
980 this: &mut Self,
981 _: &xdg_toplevel::XdgToplevel,
982 event: <xdg_toplevel::XdgToplevel as Proxy>::Event,
983 surface_id: &ObjectId,
984 _: &Connection,
985 _: &QueueHandle<Self>,
986 ) {
987 let client = this.get_client();
988 let mut state = client.borrow_mut();
989 let Some(window) = get_window(&mut state, surface_id) else {
990 return;
991 };
992
993 drop(state);
994 let should_close = window.handle_toplevel_event(event);
995
996 if should_close {
997 // The close logic will be handled in drop_window()
998 window.close();
999 }
1000 }
1001}
1002
1003impl Dispatch<xdg_wm_base::XdgWmBase, ()> for WaylandClientStatePtr {
1004 fn event(
1005 _: &mut Self,
1006 wm_base: &xdg_wm_base::XdgWmBase,
1007 event: <xdg_wm_base::XdgWmBase as Proxy>::Event,
1008 _: &(),
1009 _: &Connection,
1010 _: &QueueHandle<Self>,
1011 ) {
1012 if let xdg_wm_base::Event::Ping { serial } = event {
1013 wm_base.pong(serial);
1014 }
1015 }
1016}
1017
1018impl Dispatch<xdg_activation_token_v1::XdgActivationTokenV1, ()> for WaylandClientStatePtr {
1019 fn event(
1020 this: &mut Self,
1021 token: &xdg_activation_token_v1::XdgActivationTokenV1,
1022 event: <xdg_activation_token_v1::XdgActivationTokenV1 as Proxy>::Event,
1023 _: &(),
1024 _: &Connection,
1025 _: &QueueHandle<Self>,
1026 ) {
1027 let client = this.get_client();
1028 let mut state = client.borrow_mut();
1029
1030 if let xdg_activation_token_v1::Event::Done { token } = event {
1031 let executor = state.common.background_executor.clone();
1032 match state.pending_activation.take() {
1033 Some(PendingActivation::Uri(uri)) => open_uri_internal(executor, &uri, Some(token)),
1034 Some(PendingActivation::Path(path)) => {
1035 reveal_path_internal(executor, path, Some(token))
1036 }
1037 Some(PendingActivation::Window(window)) => {
1038 let Some(window) = get_window(&mut state, &window) else {
1039 return;
1040 };
1041 let activation = state.globals.activation.as_ref().unwrap();
1042 activation.activate(token, &window.surface());
1043 }
1044 None => log::error!("activation token received with no pending activation"),
1045 }
1046 }
1047
1048 token.destroy();
1049 }
1050}
1051
1052impl Dispatch<wl_seat::WlSeat, ()> for WaylandClientStatePtr {
1053 fn event(
1054 state: &mut Self,
1055 seat: &wl_seat::WlSeat,
1056 event: wl_seat::Event,
1057 _: &(),
1058 _: &Connection,
1059 qh: &QueueHandle<Self>,
1060 ) {
1061 if let wl_seat::Event::Capabilities {
1062 capabilities: WEnum::Value(capabilities),
1063 } = event
1064 {
1065 let client = state.get_client();
1066 let mut state = client.borrow_mut();
1067 if capabilities.contains(wl_seat::Capability::Keyboard) {
1068 let keyboard = seat.get_keyboard(qh, ());
1069
1070 state.text_input = state
1071 .globals
1072 .text_input_manager
1073 .as_ref()
1074 .map(|text_input_manager| text_input_manager.get_text_input(&seat, qh, ()));
1075
1076 if let Some(wl_keyboard) = &state.wl_keyboard {
1077 wl_keyboard.release();
1078 }
1079
1080 state.wl_keyboard = Some(keyboard);
1081 }
1082 if capabilities.contains(wl_seat::Capability::Pointer) {
1083 let pointer = seat.get_pointer(qh, ());
1084 state.cursor_shape_device = state
1085 .globals
1086 .cursor_shape_manager
1087 .as_ref()
1088 .map(|cursor_shape_manager| cursor_shape_manager.get_pointer(&pointer, qh, ()));
1089
1090 if let Some(wl_pointer) = &state.wl_pointer {
1091 wl_pointer.release();
1092 }
1093
1094 state.wl_pointer = Some(pointer);
1095 }
1096 }
1097 }
1098}
1099
1100impl Dispatch<wl_keyboard::WlKeyboard, ()> for WaylandClientStatePtr {
1101 fn event(
1102 this: &mut Self,
1103 _: &wl_keyboard::WlKeyboard,
1104 event: wl_keyboard::Event,
1105 _: &(),
1106 _: &Connection,
1107 _: &QueueHandle<Self>,
1108 ) {
1109 let mut client = this.get_client();
1110 let mut state = client.borrow_mut();
1111 match event {
1112 wl_keyboard::Event::RepeatInfo { rate, delay } => {
1113 state.repeat.characters_per_second = rate as u32;
1114 state.repeat.delay = Duration::from_millis(delay as u64);
1115 }
1116 wl_keyboard::Event::Keymap {
1117 format: WEnum::Value(format),
1118 fd,
1119 size,
1120 ..
1121 } => {
1122 assert_eq!(
1123 format,
1124 wl_keyboard::KeymapFormat::XkbV1,
1125 "Unsupported keymap format"
1126 );
1127 let xkb_context = xkb::Context::new(xkb::CONTEXT_NO_FLAGS);
1128 let keymap = unsafe {
1129 xkb::Keymap::new_from_fd(
1130 &xkb_context,
1131 fd,
1132 size as usize,
1133 XKB_KEYMAP_FORMAT_TEXT_V1,
1134 KEYMAP_COMPILE_NO_FLAGS,
1135 )
1136 .log_err()
1137 .flatten()
1138 .expect("Failed to create keymap")
1139 };
1140 state.keymap_state = Some(xkb::State::new(&keymap));
1141 state.compose_state = get_xkb_compose_state(&xkb_context);
1142 }
1143 wl_keyboard::Event::Enter { surface, .. } => {
1144 state.keyboard_focused_window = get_window(&mut state, &surface.id());
1145 state.enter_token = Some(());
1146
1147 if let Some(window) = state.keyboard_focused_window.clone() {
1148 drop(state);
1149 window.set_focused(true);
1150 }
1151 }
1152 wl_keyboard::Event::Leave { surface, .. } => {
1153 let keyboard_focused_window = get_window(&mut state, &surface.id());
1154 state.keyboard_focused_window = None;
1155 state.enter_token.take();
1156 // Prevent keyboard events from repeating after opening e.g. a file chooser and closing it quickly
1157 state.repeat.current_id += 1;
1158
1159 if let Some(window) = keyboard_focused_window {
1160 if let Some(ref mut compose) = state.compose_state {
1161 compose.reset();
1162 }
1163 state.pre_edit_text.take();
1164 drop(state);
1165 window.handle_ime(ImeInput::DeleteText);
1166 window.set_focused(false);
1167 }
1168 }
1169 wl_keyboard::Event::Modifiers {
1170 mods_depressed,
1171 mods_latched,
1172 mods_locked,
1173 group,
1174 ..
1175 } => {
1176 let focused_window = state.keyboard_focused_window.clone();
1177
1178 let keymap_state = state.keymap_state.as_mut().unwrap();
1179 keymap_state.update_mask(mods_depressed, mods_latched, mods_locked, 0, 0, group);
1180 state.modifiers = Modifiers::from_xkb(keymap_state);
1181
1182 let Some(focused_window) = focused_window else {
1183 return;
1184 };
1185
1186 let input = PlatformInput::ModifiersChanged(ModifiersChangedEvent {
1187 modifiers: state.modifiers,
1188 });
1189
1190 drop(state);
1191 focused_window.handle_input(input);
1192 }
1193 wl_keyboard::Event::Key {
1194 serial,
1195 key,
1196 state: WEnum::Value(key_state),
1197 ..
1198 } => {
1199 state.serial_tracker.update(SerialKind::KeyPress, serial);
1200
1201 let focused_window = state.keyboard_focused_window.clone();
1202 let Some(focused_window) = focused_window else {
1203 return;
1204 };
1205 let focused_window = focused_window.clone();
1206
1207 let keymap_state = state.keymap_state.as_ref().unwrap();
1208 let keycode = Keycode::from(key + MIN_KEYCODE);
1209 let keysym = keymap_state.key_get_one_sym(keycode);
1210
1211 match key_state {
1212 wl_keyboard::KeyState::Pressed if !keysym.is_modifier_key() => {
1213 let mut keystroke =
1214 Keystroke::from_xkb(&keymap_state, state.modifiers, keycode);
1215 if let Some(mut compose) = state.compose_state.take() {
1216 compose.feed(keysym);
1217 match compose.status() {
1218 xkb::Status::Composing => {
1219 keystroke.key_char = None;
1220 state.pre_edit_text =
1221 compose.utf8().or(Keystroke::underlying_dead_key(keysym));
1222 let pre_edit =
1223 state.pre_edit_text.clone().unwrap_or(String::default());
1224 drop(state);
1225 focused_window.handle_ime(ImeInput::SetMarkedText(pre_edit));
1226 state = client.borrow_mut();
1227 }
1228
1229 xkb::Status::Composed => {
1230 state.pre_edit_text.take();
1231 keystroke.key_char = compose.utf8();
1232 if let Some(keysym) = compose.keysym() {
1233 keystroke.key = xkb::keysym_get_name(keysym);
1234 }
1235 }
1236 xkb::Status::Cancelled => {
1237 let pre_edit = state.pre_edit_text.take();
1238 let new_pre_edit = Keystroke::underlying_dead_key(keysym);
1239 state.pre_edit_text = new_pre_edit.clone();
1240 drop(state);
1241 if let Some(pre_edit) = pre_edit {
1242 focused_window.handle_ime(ImeInput::InsertText(pre_edit));
1243 }
1244 if let Some(current_key) = new_pre_edit {
1245 focused_window
1246 .handle_ime(ImeInput::SetMarkedText(current_key));
1247 }
1248 compose.feed(keysym);
1249 state = client.borrow_mut();
1250 }
1251 _ => {}
1252 }
1253 state.compose_state = Some(compose);
1254 }
1255 let input = PlatformInput::KeyDown(KeyDownEvent {
1256 keystroke: keystroke.clone(),
1257 is_held: false,
1258 });
1259
1260 state.repeat.current_id += 1;
1261 state.repeat.current_keycode = Some(keycode);
1262
1263 let rate = state.repeat.characters_per_second;
1264 let id = state.repeat.current_id;
1265 state
1266 .loop_handle
1267 .insert_source(Timer::from_duration(state.repeat.delay), {
1268 let input = PlatformInput::KeyDown(KeyDownEvent {
1269 keystroke,
1270 is_held: true,
1271 });
1272 move |_event, _metadata, this| {
1273 let mut client = this.get_client();
1274 let mut state = client.borrow_mut();
1275 let is_repeating = id == state.repeat.current_id
1276 && state.repeat.current_keycode.is_some()
1277 && state.keyboard_focused_window.is_some();
1278
1279 if !is_repeating || rate == 0 {
1280 return TimeoutAction::Drop;
1281 }
1282
1283 let focused_window =
1284 state.keyboard_focused_window.as_ref().unwrap().clone();
1285
1286 drop(state);
1287 focused_window.handle_input(input.clone());
1288
1289 TimeoutAction::ToDuration(Duration::from_secs(1) / rate)
1290 }
1291 })
1292 .unwrap();
1293
1294 drop(state);
1295 focused_window.handle_input(input);
1296 }
1297 wl_keyboard::KeyState::Released if !keysym.is_modifier_key() => {
1298 let input = PlatformInput::KeyUp(KeyUpEvent {
1299 keystroke: Keystroke::from_xkb(keymap_state, state.modifiers, keycode),
1300 });
1301
1302 if state.repeat.current_keycode == Some(keycode) {
1303 state.repeat.current_keycode = None;
1304 }
1305
1306 drop(state);
1307 focused_window.handle_input(input);
1308 }
1309 _ => {}
1310 }
1311 }
1312 _ => {}
1313 }
1314 }
1315}
1316impl Dispatch<zwp_text_input_v3::ZwpTextInputV3, ()> for WaylandClientStatePtr {
1317 fn event(
1318 this: &mut Self,
1319 text_input: &zwp_text_input_v3::ZwpTextInputV3,
1320 event: <zwp_text_input_v3::ZwpTextInputV3 as Proxy>::Event,
1321 _: &(),
1322 _: &Connection,
1323 _: &QueueHandle<Self>,
1324 ) {
1325 let client = this.get_client();
1326 let mut state = client.borrow_mut();
1327 match event {
1328 zwp_text_input_v3::Event::Enter { .. } => {
1329 drop(state);
1330 this.enable_ime();
1331 }
1332 zwp_text_input_v3::Event::Leave { .. } => {
1333 drop(state);
1334 this.disable_ime();
1335 }
1336 zwp_text_input_v3::Event::CommitString { text } => {
1337 state.composing = false;
1338 let Some(window) = state.keyboard_focused_window.clone() else {
1339 return;
1340 };
1341
1342 if let Some(commit_text) = text {
1343 drop(state);
1344 // IBus Intercepts keys like `a`, `b`, but those keys are needed for vim mode.
1345 // We should only send ASCII characters to Zed, otherwise a user could remap a letter like `か` or `相`.
1346 if commit_text.len() == 1 {
1347 window.handle_input(PlatformInput::KeyDown(KeyDownEvent {
1348 keystroke: Keystroke {
1349 modifiers: Modifiers::default(),
1350 key: commit_text.clone(),
1351 key_char: Some(commit_text),
1352 },
1353 is_held: false,
1354 }));
1355 } else {
1356 window.handle_ime(ImeInput::InsertText(commit_text));
1357 }
1358 }
1359 }
1360 zwp_text_input_v3::Event::PreeditString { text, .. } => {
1361 state.composing = true;
1362 state.ime_pre_edit = text;
1363 }
1364 zwp_text_input_v3::Event::Done { serial } => {
1365 let last_serial = state.serial_tracker.get(SerialKind::InputMethod);
1366 state.serial_tracker.update(SerialKind::InputMethod, serial);
1367 let Some(window) = state.keyboard_focused_window.clone() else {
1368 return;
1369 };
1370
1371 if let Some(text) = state.ime_pre_edit.take() {
1372 drop(state);
1373 window.handle_ime(ImeInput::SetMarkedText(text));
1374 if let Some(area) = window.get_ime_area() {
1375 text_input.set_cursor_rectangle(
1376 area.origin.x.0 as i32,
1377 area.origin.y.0 as i32,
1378 area.size.width.0 as i32,
1379 area.size.height.0 as i32,
1380 );
1381 if last_serial == serial {
1382 text_input.commit();
1383 }
1384 }
1385 } else {
1386 state.composing = false;
1387 drop(state);
1388 window.handle_ime(ImeInput::DeleteText);
1389 }
1390 }
1391 _ => {}
1392 }
1393 }
1394}
1395
1396fn linux_button_to_gpui(button: u32) -> Option<MouseButton> {
1397 // These values are coming from <linux/input-event-codes.h>.
1398 const BTN_LEFT: u32 = 0x110;
1399 const BTN_RIGHT: u32 = 0x111;
1400 const BTN_MIDDLE: u32 = 0x112;
1401 const BTN_SIDE: u32 = 0x113;
1402 const BTN_EXTRA: u32 = 0x114;
1403 const BTN_FORWARD: u32 = 0x115;
1404 const BTN_BACK: u32 = 0x116;
1405
1406 Some(match button {
1407 BTN_LEFT => MouseButton::Left,
1408 BTN_RIGHT => MouseButton::Right,
1409 BTN_MIDDLE => MouseButton::Middle,
1410 BTN_BACK | BTN_SIDE => MouseButton::Navigate(NavigationDirection::Back),
1411 BTN_FORWARD | BTN_EXTRA => MouseButton::Navigate(NavigationDirection::Forward),
1412 _ => return None,
1413 })
1414}
1415
1416impl Dispatch<wl_pointer::WlPointer, ()> for WaylandClientStatePtr {
1417 fn event(
1418 this: &mut Self,
1419 wl_pointer: &wl_pointer::WlPointer,
1420 event: wl_pointer::Event,
1421 _: &(),
1422 _: &Connection,
1423 _: &QueueHandle<Self>,
1424 ) {
1425 let mut client = this.get_client();
1426 let mut state = client.borrow_mut();
1427
1428 match event {
1429 wl_pointer::Event::Enter {
1430 serial,
1431 surface,
1432 surface_x,
1433 surface_y,
1434 ..
1435 } => {
1436 state.serial_tracker.update(SerialKind::MouseEnter, serial);
1437 state.mouse_location = Some(point(px(surface_x as f32), px(surface_y as f32)));
1438 state.button_pressed = None;
1439
1440 if let Some(window) = get_window(&mut state, &surface.id()) {
1441 state.mouse_focused_window = Some(window.clone());
1442
1443 if state.enter_token.is_some() {
1444 state.enter_token = None;
1445 }
1446 if let Some(style) = state.cursor_style {
1447 if let Some(cursor_shape_device) = &state.cursor_shape_device {
1448 cursor_shape_device.set_shape(serial, style.to_shape());
1449 } else {
1450 let scale = window.primary_output_scale();
1451 state.cursor.set_icon(
1452 &wl_pointer,
1453 serial,
1454 &style.to_icon_name(),
1455 scale,
1456 );
1457 }
1458 }
1459 drop(state);
1460 window.set_hovered(true);
1461 }
1462 }
1463 wl_pointer::Event::Leave { .. } => {
1464 if let Some(focused_window) = state.mouse_focused_window.clone() {
1465 let input = PlatformInput::MouseExited(MouseExitEvent {
1466 position: state.mouse_location.unwrap(),
1467 pressed_button: state.button_pressed,
1468 modifiers: state.modifiers,
1469 });
1470 state.mouse_focused_window = None;
1471 state.mouse_location = None;
1472 state.button_pressed = None;
1473
1474 drop(state);
1475 focused_window.handle_input(input);
1476 focused_window.set_hovered(false);
1477 }
1478 }
1479 wl_pointer::Event::Motion {
1480 surface_x,
1481 surface_y,
1482 ..
1483 } => {
1484 if state.mouse_focused_window.is_none() {
1485 return;
1486 }
1487 state.mouse_location = Some(point(px(surface_x as f32), px(surface_y as f32)));
1488
1489 if let Some(window) = state.mouse_focused_window.clone() {
1490 if state
1491 .keyboard_focused_window
1492 .as_ref()
1493 .map_or(false, |keyboard_window| window.ptr_eq(&keyboard_window))
1494 {
1495 state.enter_token = None;
1496 }
1497 let input = PlatformInput::MouseMove(MouseMoveEvent {
1498 position: state.mouse_location.unwrap(),
1499 pressed_button: state.button_pressed,
1500 modifiers: state.modifiers,
1501 });
1502 drop(state);
1503 window.handle_input(input);
1504 }
1505 }
1506 wl_pointer::Event::Button {
1507 serial,
1508 button,
1509 state: WEnum::Value(button_state),
1510 ..
1511 } => {
1512 state.serial_tracker.update(SerialKind::MousePress, serial);
1513 let button = linux_button_to_gpui(button);
1514 let Some(button) = button else { return };
1515 if state.mouse_focused_window.is_none() {
1516 return;
1517 }
1518 match button_state {
1519 wl_pointer::ButtonState::Pressed => {
1520 if let Some(window) = state.keyboard_focused_window.clone() {
1521 if state.composing && state.text_input.is_some() {
1522 drop(state);
1523 // text_input_v3 don't have something like a reset function
1524 this.disable_ime();
1525 this.enable_ime();
1526 window.handle_ime(ImeInput::UnmarkText);
1527 state = client.borrow_mut();
1528 } else if let (Some(text), Some(compose)) =
1529 (state.pre_edit_text.take(), state.compose_state.as_mut())
1530 {
1531 compose.reset();
1532 drop(state);
1533 window.handle_ime(ImeInput::InsertText(text));
1534 state = client.borrow_mut();
1535 }
1536 }
1537 let click_elapsed = state.click.last_click.elapsed();
1538
1539 if click_elapsed < DOUBLE_CLICK_INTERVAL
1540 && state
1541 .click
1542 .last_mouse_button
1543 .is_some_and(|prev_button| prev_button == button)
1544 && is_within_click_distance(
1545 state.click.last_location,
1546 state.mouse_location.unwrap(),
1547 )
1548 {
1549 state.click.current_count += 1;
1550 } else {
1551 state.click.current_count = 1;
1552 }
1553
1554 state.click.last_click = Instant::now();
1555 state.click.last_mouse_button = Some(button);
1556 state.click.last_location = state.mouse_location.unwrap();
1557
1558 state.button_pressed = Some(button);
1559
1560 if let Some(window) = state.mouse_focused_window.clone() {
1561 let input = PlatformInput::MouseDown(MouseDownEvent {
1562 button,
1563 position: state.mouse_location.unwrap(),
1564 modifiers: state.modifiers,
1565 click_count: state.click.current_count,
1566 first_mouse: state.enter_token.take().is_some(),
1567 });
1568 drop(state);
1569 window.handle_input(input);
1570 }
1571 }
1572 wl_pointer::ButtonState::Released => {
1573 state.button_pressed = None;
1574
1575 if let Some(window) = state.mouse_focused_window.clone() {
1576 let input = PlatformInput::MouseUp(MouseUpEvent {
1577 button,
1578 position: state.mouse_location.unwrap(),
1579 modifiers: state.modifiers,
1580 click_count: state.click.current_count,
1581 });
1582 drop(state);
1583 window.handle_input(input);
1584 }
1585 }
1586 _ => {}
1587 }
1588 }
1589
1590 // Axis Events
1591 wl_pointer::Event::AxisSource {
1592 axis_source: WEnum::Value(axis_source),
1593 } => {
1594 state.axis_source = axis_source;
1595 }
1596 wl_pointer::Event::Axis {
1597 axis: WEnum::Value(axis),
1598 value,
1599 ..
1600 } => {
1601 if state.axis_source == AxisSource::Wheel {
1602 return;
1603 }
1604 let axis = if state.modifiers.shift {
1605 wl_pointer::Axis::HorizontalScroll
1606 } else {
1607 axis
1608 };
1609 let axis_modifier = match axis {
1610 wl_pointer::Axis::VerticalScroll => state.vertical_modifier,
1611 wl_pointer::Axis::HorizontalScroll => state.horizontal_modifier,
1612 _ => 1.0,
1613 };
1614 state.scroll_event_received = true;
1615 let scroll_delta = state
1616 .continuous_scroll_delta
1617 .get_or_insert(point(px(0.0), px(0.0)));
1618 let modifier = 3.0;
1619 match axis {
1620 wl_pointer::Axis::VerticalScroll => {
1621 scroll_delta.y += px(value as f32 * modifier * axis_modifier);
1622 }
1623 wl_pointer::Axis::HorizontalScroll => {
1624 scroll_delta.x += px(value as f32 * modifier * axis_modifier);
1625 }
1626 _ => unreachable!(),
1627 }
1628 }
1629 wl_pointer::Event::AxisDiscrete {
1630 axis: WEnum::Value(axis),
1631 discrete,
1632 } => {
1633 state.scroll_event_received = true;
1634 let axis = if state.modifiers.shift {
1635 wl_pointer::Axis::HorizontalScroll
1636 } else {
1637 axis
1638 };
1639 let axis_modifier = match axis {
1640 wl_pointer::Axis::VerticalScroll => state.vertical_modifier,
1641 wl_pointer::Axis::HorizontalScroll => state.horizontal_modifier,
1642 _ => 1.0,
1643 };
1644
1645 let scroll_delta = state.discrete_scroll_delta.get_or_insert(point(0.0, 0.0));
1646 match axis {
1647 wl_pointer::Axis::VerticalScroll => {
1648 scroll_delta.y += discrete as f32 * axis_modifier * SCROLL_LINES;
1649 }
1650 wl_pointer::Axis::HorizontalScroll => {
1651 scroll_delta.x += discrete as f32 * axis_modifier * SCROLL_LINES;
1652 }
1653 _ => unreachable!(),
1654 }
1655 }
1656 wl_pointer::Event::AxisValue120 {
1657 axis: WEnum::Value(axis),
1658 value120,
1659 } => {
1660 state.scroll_event_received = true;
1661 let axis = if state.modifiers.shift {
1662 wl_pointer::Axis::HorizontalScroll
1663 } else {
1664 axis
1665 };
1666 let axis_modifier = match axis {
1667 wl_pointer::Axis::VerticalScroll => state.vertical_modifier,
1668 wl_pointer::Axis::HorizontalScroll => state.horizontal_modifier,
1669 _ => unreachable!(),
1670 };
1671
1672 let scroll_delta = state.discrete_scroll_delta.get_or_insert(point(0.0, 0.0));
1673 let wheel_percent = value120 as f32 / 120.0;
1674 match axis {
1675 wl_pointer::Axis::VerticalScroll => {
1676 scroll_delta.y += wheel_percent * axis_modifier * SCROLL_LINES;
1677 }
1678 wl_pointer::Axis::HorizontalScroll => {
1679 scroll_delta.x += wheel_percent * axis_modifier * SCROLL_LINES;
1680 }
1681 _ => unreachable!(),
1682 }
1683 }
1684 wl_pointer::Event::Frame => {
1685 if state.scroll_event_received {
1686 state.scroll_event_received = false;
1687 let continuous = state.continuous_scroll_delta.take();
1688 let discrete = state.discrete_scroll_delta.take();
1689 if let Some(continuous) = continuous {
1690 if let Some(window) = state.mouse_focused_window.clone() {
1691 let input = PlatformInput::ScrollWheel(ScrollWheelEvent {
1692 position: state.mouse_location.unwrap(),
1693 delta: ScrollDelta::Pixels(continuous),
1694 modifiers: state.modifiers,
1695 touch_phase: TouchPhase::Moved,
1696 });
1697 drop(state);
1698 window.handle_input(input);
1699 }
1700 } else if let Some(discrete) = discrete {
1701 if let Some(window) = state.mouse_focused_window.clone() {
1702 let input = PlatformInput::ScrollWheel(ScrollWheelEvent {
1703 position: state.mouse_location.unwrap(),
1704 delta: ScrollDelta::Lines(discrete),
1705 modifiers: state.modifiers,
1706 touch_phase: TouchPhase::Moved,
1707 });
1708 drop(state);
1709 window.handle_input(input);
1710 }
1711 }
1712 }
1713 }
1714 _ => {}
1715 }
1716 }
1717}
1718
1719impl Dispatch<wp_fractional_scale_v1::WpFractionalScaleV1, ObjectId> for WaylandClientStatePtr {
1720 fn event(
1721 this: &mut Self,
1722 _: &wp_fractional_scale_v1::WpFractionalScaleV1,
1723 event: <wp_fractional_scale_v1::WpFractionalScaleV1 as Proxy>::Event,
1724 surface_id: &ObjectId,
1725 _: &Connection,
1726 _: &QueueHandle<Self>,
1727 ) {
1728 let client = this.get_client();
1729 let mut state = client.borrow_mut();
1730
1731 let Some(window) = get_window(&mut state, surface_id) else {
1732 return;
1733 };
1734
1735 drop(state);
1736 window.handle_fractional_scale_event(event);
1737 }
1738}
1739
1740impl Dispatch<zxdg_toplevel_decoration_v1::ZxdgToplevelDecorationV1, ObjectId>
1741 for WaylandClientStatePtr
1742{
1743 fn event(
1744 this: &mut Self,
1745 _: &zxdg_toplevel_decoration_v1::ZxdgToplevelDecorationV1,
1746 event: zxdg_toplevel_decoration_v1::Event,
1747 surface_id: &ObjectId,
1748 _: &Connection,
1749 _: &QueueHandle<Self>,
1750 ) {
1751 let client = this.get_client();
1752 let mut state = client.borrow_mut();
1753 let Some(window) = get_window(&mut state, surface_id) else {
1754 return;
1755 };
1756
1757 drop(state);
1758 window.handle_toplevel_decoration_event(event);
1759 }
1760}
1761
1762impl Dispatch<wl_data_device::WlDataDevice, ()> for WaylandClientStatePtr {
1763 fn event(
1764 this: &mut Self,
1765 _: &wl_data_device::WlDataDevice,
1766 event: wl_data_device::Event,
1767 _: &(),
1768 _: &Connection,
1769 _: &QueueHandle<Self>,
1770 ) {
1771 let client = this.get_client();
1772 let mut state = client.borrow_mut();
1773
1774 match event {
1775 // Clipboard
1776 wl_data_device::Event::DataOffer { id: data_offer } => {
1777 state.data_offers.push(DataOffer::new(data_offer));
1778 if state.data_offers.len() > 2 {
1779 // At most we store a clipboard offer and a drag and drop offer.
1780 state.data_offers.remove(0).inner.destroy();
1781 }
1782 }
1783 wl_data_device::Event::Selection { id: data_offer } => {
1784 if let Some(offer) = data_offer {
1785 let offer = state
1786 .data_offers
1787 .iter()
1788 .find(|wrapper| wrapper.inner.id() == offer.id());
1789 let offer = offer.cloned();
1790 state.clipboard.set_offer(offer);
1791 } else {
1792 state.clipboard.set_offer(None);
1793 }
1794 }
1795
1796 // Drag and drop
1797 wl_data_device::Event::Enter {
1798 serial,
1799 surface,
1800 x,
1801 y,
1802 id: data_offer,
1803 } => {
1804 state.serial_tracker.update(SerialKind::DataDevice, serial);
1805 if let Some(data_offer) = data_offer {
1806 let Some(drag_window) = get_window(&mut state, &surface.id()) else {
1807 return;
1808 };
1809
1810 const ACTIONS: DndAction = DndAction::Copy;
1811 data_offer.set_actions(ACTIONS, ACTIONS);
1812
1813 let pipe = Pipe::new().unwrap();
1814 data_offer.receive(FILE_LIST_MIME_TYPE.to_string(), unsafe {
1815 BorrowedFd::borrow_raw(pipe.write.as_raw_fd())
1816 });
1817 let fd = pipe.read;
1818 drop(pipe.write);
1819
1820 let read_task = state.common.background_executor.spawn(async {
1821 let buffer = unsafe { read_fd(fd)? };
1822 let text = String::from_utf8(buffer)?;
1823 anyhow::Ok(text)
1824 });
1825
1826 let this = this.clone();
1827 state
1828 .common
1829 .foreground_executor
1830 .spawn(async move {
1831 let file_list = match read_task.await {
1832 Ok(list) => list,
1833 Err(err) => {
1834 log::error!("error reading drag and drop pipe: {err:?}");
1835 return;
1836 }
1837 };
1838
1839 let paths: SmallVec<[_; 2]> = file_list
1840 .lines()
1841 .filter_map(|path| Url::parse(path).log_err())
1842 .filter_map(|url| url.to_file_path().log_err())
1843 .collect();
1844 let position = Point::new(x.into(), y.into());
1845
1846 // Prevent dropping text from other programs.
1847 if paths.is_empty() {
1848 data_offer.destroy();
1849 return;
1850 }
1851
1852 let input = PlatformInput::FileDrop(FileDropEvent::Entered {
1853 position,
1854 paths: crate::ExternalPaths(paths),
1855 });
1856
1857 let client = this.get_client();
1858 let mut state = client.borrow_mut();
1859 state.drag.data_offer = Some(data_offer);
1860 state.drag.window = Some(drag_window.clone());
1861 state.drag.position = position;
1862
1863 drop(state);
1864 drag_window.handle_input(input);
1865 })
1866 .detach();
1867 }
1868 }
1869 wl_data_device::Event::Motion { x, y, .. } => {
1870 let Some(drag_window) = state.drag.window.clone() else {
1871 return;
1872 };
1873 let position = Point::new(x.into(), y.into());
1874 state.drag.position = position;
1875
1876 let input = PlatformInput::FileDrop(FileDropEvent::Pending { position });
1877 drop(state);
1878 drag_window.handle_input(input);
1879 }
1880 wl_data_device::Event::Leave => {
1881 let Some(drag_window) = state.drag.window.clone() else {
1882 return;
1883 };
1884 let data_offer = state.drag.data_offer.clone().unwrap();
1885 data_offer.destroy();
1886
1887 state.drag.data_offer = None;
1888 state.drag.window = None;
1889
1890 let input = PlatformInput::FileDrop(FileDropEvent::Exited {});
1891 drop(state);
1892 drag_window.handle_input(input);
1893 }
1894 wl_data_device::Event::Drop => {
1895 let Some(drag_window) = state.drag.window.clone() else {
1896 return;
1897 };
1898 let data_offer = state.drag.data_offer.clone().unwrap();
1899 data_offer.finish();
1900 data_offer.destroy();
1901
1902 state.drag.data_offer = None;
1903 state.drag.window = None;
1904
1905 let input = PlatformInput::FileDrop(FileDropEvent::Submit {
1906 position: state.drag.position,
1907 });
1908 drop(state);
1909 drag_window.handle_input(input);
1910 }
1911 _ => {}
1912 }
1913 }
1914
1915 event_created_child!(WaylandClientStatePtr, wl_data_device::WlDataDevice, [
1916 wl_data_device::EVT_DATA_OFFER_OPCODE => (wl_data_offer::WlDataOffer, ()),
1917 ]);
1918}
1919
1920impl Dispatch<wl_data_offer::WlDataOffer, ()> for WaylandClientStatePtr {
1921 fn event(
1922 this: &mut Self,
1923 data_offer: &wl_data_offer::WlDataOffer,
1924 event: wl_data_offer::Event,
1925 _: &(),
1926 _: &Connection,
1927 _: &QueueHandle<Self>,
1928 ) {
1929 let client = this.get_client();
1930 let mut state = client.borrow_mut();
1931
1932 match event {
1933 wl_data_offer::Event::Offer { mime_type } => {
1934 // Drag and drop
1935 if mime_type == FILE_LIST_MIME_TYPE {
1936 let serial = state.serial_tracker.get(SerialKind::DataDevice);
1937 let mime_type = mime_type.clone();
1938 data_offer.accept(serial, Some(mime_type));
1939 }
1940
1941 // Clipboard
1942 if let Some(offer) = state
1943 .data_offers
1944 .iter_mut()
1945 .find(|wrapper| wrapper.inner.id() == data_offer.id())
1946 {
1947 offer.add_mime_type(mime_type);
1948 }
1949 }
1950 _ => {}
1951 }
1952 }
1953}
1954
1955impl Dispatch<wl_data_source::WlDataSource, ()> for WaylandClientStatePtr {
1956 fn event(
1957 this: &mut Self,
1958 data_source: &wl_data_source::WlDataSource,
1959 event: wl_data_source::Event,
1960 _: &(),
1961 _: &Connection,
1962 _: &QueueHandle<Self>,
1963 ) {
1964 let client = this.get_client();
1965 let mut state = client.borrow_mut();
1966
1967 match event {
1968 wl_data_source::Event::Send { mime_type, fd } => {
1969 state.clipboard.send(mime_type, fd);
1970 }
1971 wl_data_source::Event::Cancelled => {
1972 data_source.destroy();
1973 }
1974 _ => {}
1975 }
1976 }
1977}
1978
1979impl Dispatch<zwp_primary_selection_device_v1::ZwpPrimarySelectionDeviceV1, ()>
1980 for WaylandClientStatePtr
1981{
1982 fn event(
1983 this: &mut Self,
1984 _: &zwp_primary_selection_device_v1::ZwpPrimarySelectionDeviceV1,
1985 event: zwp_primary_selection_device_v1::Event,
1986 _: &(),
1987 _: &Connection,
1988 _: &QueueHandle<Self>,
1989 ) {
1990 let client = this.get_client();
1991 let mut state = client.borrow_mut();
1992
1993 match event {
1994 zwp_primary_selection_device_v1::Event::DataOffer { offer } => {
1995 let old_offer = state.primary_data_offer.replace(DataOffer::new(offer));
1996 if let Some(old_offer) = old_offer {
1997 old_offer.inner.destroy();
1998 }
1999 }
2000 zwp_primary_selection_device_v1::Event::Selection { id: data_offer } => {
2001 if data_offer.is_some() {
2002 let offer = state.primary_data_offer.clone();
2003 state.clipboard.set_primary_offer(offer);
2004 } else {
2005 state.clipboard.set_primary_offer(None);
2006 }
2007 }
2008 _ => {}
2009 }
2010 }
2011
2012 event_created_child!(WaylandClientStatePtr, zwp_primary_selection_device_v1::ZwpPrimarySelectionDeviceV1, [
2013 zwp_primary_selection_device_v1::EVT_DATA_OFFER_OPCODE => (zwp_primary_selection_offer_v1::ZwpPrimarySelectionOfferV1, ()),
2014 ]);
2015}
2016
2017impl Dispatch<zwp_primary_selection_offer_v1::ZwpPrimarySelectionOfferV1, ()>
2018 for WaylandClientStatePtr
2019{
2020 fn event(
2021 this: &mut Self,
2022 _data_offer: &zwp_primary_selection_offer_v1::ZwpPrimarySelectionOfferV1,
2023 event: zwp_primary_selection_offer_v1::Event,
2024 _: &(),
2025 _: &Connection,
2026 _: &QueueHandle<Self>,
2027 ) {
2028 let client = this.get_client();
2029 let mut state = client.borrow_mut();
2030
2031 match event {
2032 zwp_primary_selection_offer_v1::Event::Offer { mime_type } => {
2033 if let Some(offer) = state.primary_data_offer.as_mut() {
2034 offer.add_mime_type(mime_type);
2035 }
2036 }
2037 _ => {}
2038 }
2039 }
2040}
2041
2042impl Dispatch<zwp_primary_selection_source_v1::ZwpPrimarySelectionSourceV1, ()>
2043 for WaylandClientStatePtr
2044{
2045 fn event(
2046 this: &mut Self,
2047 selection_source: &zwp_primary_selection_source_v1::ZwpPrimarySelectionSourceV1,
2048 event: zwp_primary_selection_source_v1::Event,
2049 _: &(),
2050 _: &Connection,
2051 _: &QueueHandle<Self>,
2052 ) {
2053 let client = this.get_client();
2054 let mut state = client.borrow_mut();
2055
2056 match event {
2057 zwp_primary_selection_source_v1::Event::Send { mime_type, fd } => {
2058 state.clipboard.send_primary(mime_type, fd);
2059 }
2060 zwp_primary_selection_source_v1::Event::Cancelled => {
2061 selection_source.destroy();
2062 }
2063 _ => {}
2064 }
2065 }
2066}