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