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