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