1use std::{
2 cell::{RefCell, RefMut},
3 hash::Hash,
4 os::fd::{AsRawFd, BorrowedFd},
5 path::PathBuf,
6 rc::{Rc, Weak},
7 time::{Duration, Instant},
8};
9
10use ashpd::WindowIdentifier;
11use calloop::{
12 EventLoop, LoopHandle,
13 timer::{TimeoutAction, Timer},
14};
15use calloop_wayland_source::WaylandSource;
16use collections::HashMap;
17use filedescriptor::Pipe;
18use http_client::Url;
19use smallvec::SmallVec;
20use util::ResultExt as _;
21use wayland_backend::client::ObjectId;
22use wayland_backend::protocol::WEnum;
23use wayland_client::event_created_child;
24use wayland_client::globals::{GlobalList, GlobalListContents, registry_queue_init};
25use wayland_client::protocol::wl_callback::{self, WlCallback};
26use wayland_client::protocol::wl_data_device_manager::DndAction;
27use wayland_client::protocol::wl_data_offer::WlDataOffer;
28use wayland_client::protocol::wl_pointer::AxisSource;
29use wayland_client::protocol::{
30 wl_data_device, wl_data_device_manager, wl_data_offer, wl_data_source, wl_output, wl_region,
31};
32use wayland_client::{
33 Connection, Dispatch, Proxy, QueueHandle, delegate_noop,
34 protocol::{
35 wl_buffer, wl_compositor, wl_keyboard, wl_pointer, wl_registry, wl_seat, wl_shm,
36 wl_shm_pool, wl_surface,
37 },
38};
39use wayland_protocols::wp::primary_selection::zv1::client::zwp_primary_selection_offer_v1::{
40 self, ZwpPrimarySelectionOfferV1,
41};
42use wayland_protocols::wp::primary_selection::zv1::client::{
43 zwp_primary_selection_device_manager_v1, zwp_primary_selection_device_v1,
44 zwp_primary_selection_source_v1,
45};
46use wayland_protocols::wp::text_input::zv3::client::zwp_text_input_v3::{
47 ContentHint, ContentPurpose,
48};
49use wayland_protocols::wp::text_input::zv3::client::{
50 zwp_text_input_manager_v3, zwp_text_input_v3,
51};
52use wayland_protocols::wp::viewporter::client::{wp_viewport, wp_viewporter};
53use wayland_protocols::xdg::activation::v1::client::{xdg_activation_token_v1, xdg_activation_v1};
54use wayland_protocols::xdg::decoration::zv1::client::{
55 zxdg_decoration_manager_v1, zxdg_toplevel_decoration_v1,
56};
57use wayland_protocols::xdg::shell::client::{xdg_surface, xdg_toplevel, xdg_wm_base};
58use wayland_protocols::{
59 wp::cursor_shape::v1::client::{wp_cursor_shape_device_v1, wp_cursor_shape_manager_v1},
60 xdg::dialog::v1::client::xdg_wm_dialog_v1::{self, XdgWmDialogV1},
61};
62use wayland_protocols::{
63 wp::fractional_scale::v1::client::{wp_fractional_scale_manager_v1, wp_fractional_scale_v1},
64 xdg::dialog::v1::client::xdg_dialog_v1::XdgDialogV1,
65};
66use wayland_protocols_plasma::blur::client::{org_kde_kwin_blur, org_kde_kwin_blur_manager};
67use wayland_protocols_wlr::layer_shell::v1::client::{zwlr_layer_shell_v1, zwlr_layer_surface_v1};
68use xkbcommon::xkb::ffi::XKB_KEYMAP_FORMAT_TEXT_V1;
69use xkbcommon::xkb::{self, KEYMAP_COMPILE_NO_FLAGS, Keycode};
70
71use super::{
72 display::WaylandDisplay,
73 window::{ImeInput, WaylandWindowStatePtr},
74};
75
76use crate::{
77 AnyWindowHandle, Bounds, Capslock, CursorStyle, DOUBLE_CLICK_INTERVAL, DevicePixels, DisplayId,
78 FileDropEvent, ForegroundExecutor, KeyDownEvent, KeyUpEvent, Keystroke, LinuxCommon,
79 LinuxKeyboardLayout, Modifiers, ModifiersChangedEvent, MouseButton, MouseDownEvent,
80 MouseExitEvent, MouseMoveEvent, MouseUpEvent, NavigationDirection, Pixels, PlatformDisplay,
81 PlatformInput, PlatformKeyboardLayout, Point, ResultExt as _, SCROLL_LINES, ScrollDelta,
82 ScrollWheelEvent, Size, TouchPhase, WindowParams, point, profiler, px, size,
83};
84use crate::{
85 RunnableVariant, TaskTiming,
86 platform::{PlatformWindow, blade::BladeContext},
87};
88use crate::{
89 SharedString,
90 platform::linux::{
91 LinuxClient, get_xkb_compose_state, is_within_click_distance, open_uri_internal, read_fd,
92 reveal_path_internal,
93 wayland::{
94 clipboard::{Clipboard, DataOffer, FILE_LIST_MIME_TYPE, TEXT_MIME_TYPES},
95 cursor::Cursor,
96 serial::{SerialKind, SerialTracker},
97 window::WaylandWindow,
98 },
99 xdg_desktop_portal::{Event as XDPEvent, XDPEventSource},
100 },
101};
102
103/// Used to convert evdev scancode to xkb scancode
104const MIN_KEYCODE: u32 = 8;
105
106const UNKNOWN_KEYBOARD_LAYOUT_NAME: SharedString = SharedString::new_static("unknown");
107
108#[derive(Clone)]
109pub struct Globals {
110 pub qh: QueueHandle<WaylandClientStatePtr>,
111 pub activation: Option<xdg_activation_v1::XdgActivationV1>,
112 pub compositor: wl_compositor::WlCompositor,
113 pub cursor_shape_manager: Option<wp_cursor_shape_manager_v1::WpCursorShapeManagerV1>,
114 pub data_device_manager: Option<wl_data_device_manager::WlDataDeviceManager>,
115 pub primary_selection_manager:
116 Option<zwp_primary_selection_device_manager_v1::ZwpPrimarySelectionDeviceManagerV1>,
117 pub wm_base: xdg_wm_base::XdgWmBase,
118 pub shm: wl_shm::WlShm,
119 pub seat: wl_seat::WlSeat,
120 pub viewporter: Option<wp_viewporter::WpViewporter>,
121 pub fractional_scale_manager:
122 Option<wp_fractional_scale_manager_v1::WpFractionalScaleManagerV1>,
123 pub decoration_manager: Option<zxdg_decoration_manager_v1::ZxdgDecorationManagerV1>,
124 pub layer_shell: Option<zwlr_layer_shell_v1::ZwlrLayerShellV1>,
125 pub blur_manager: Option<org_kde_kwin_blur_manager::OrgKdeKwinBlurManager>,
126 pub text_input_manager: Option<zwp_text_input_manager_v3::ZwpTextInputManagerV3>,
127 pub dialog: Option<xdg_wm_dialog_v1::XdgWmDialogV1>,
128 pub executor: ForegroundExecutor,
129}
130
131impl Globals {
132 fn new(
133 globals: GlobalList,
134 executor: ForegroundExecutor,
135 qh: QueueHandle<WaylandClientStatePtr>,
136 seat: wl_seat::WlSeat,
137 ) -> Self {
138 let dialog_v = XdgWmDialogV1::interface().version;
139 Globals {
140 activation: globals.bind(&qh, 1..=1, ()).ok(),
141 compositor: globals
142 .bind(
143 &qh,
144 wl_surface::REQ_SET_BUFFER_SCALE_SINCE
145 ..=wl_surface::EVT_PREFERRED_BUFFER_SCALE_SINCE,
146 (),
147 )
148 .unwrap(),
149 cursor_shape_manager: globals.bind(&qh, 1..=1, ()).ok(),
150 data_device_manager: globals
151 .bind(
152 &qh,
153 WL_DATA_DEVICE_MANAGER_VERSION..=WL_DATA_DEVICE_MANAGER_VERSION,
154 (),
155 )
156 .ok(),
157 primary_selection_manager: globals.bind(&qh, 1..=1, ()).ok(),
158 shm: globals.bind(&qh, 1..=1, ()).unwrap(),
159 seat,
160 wm_base: globals.bind(&qh, 2..=5, ()).unwrap(),
161 viewporter: globals.bind(&qh, 1..=1, ()).ok(),
162 fractional_scale_manager: globals.bind(&qh, 1..=1, ()).ok(),
163 decoration_manager: globals.bind(&qh, 1..=1, ()).ok(),
164 layer_shell: globals.bind(&qh, 1..=5, ()).ok(),
165 blur_manager: globals.bind(&qh, 1..=1, ()).ok(),
166 text_input_manager: globals.bind(&qh, 1..=1, ()).ok(),
167 dialog: globals.bind(&qh, dialog_v..=dialog_v, ()).ok(),
168 executor,
169 qh,
170 }
171 }
172}
173
174#[derive(Default, Debug, Clone, PartialEq, Eq, Hash)]
175pub struct InProgressOutput {
176 name: Option<String>,
177 scale: Option<i32>,
178 position: Option<Point<DevicePixels>>,
179 size: Option<Size<DevicePixels>>,
180}
181
182impl InProgressOutput {
183 fn complete(&self) -> Option<Output> {
184 if let Some((position, size)) = self.position.zip(self.size) {
185 let scale = self.scale.unwrap_or(1);
186 Some(Output {
187 name: self.name.clone(),
188 scale,
189 bounds: Bounds::new(position, size),
190 })
191 } else {
192 None
193 }
194 }
195}
196
197#[derive(Debug, Clone, Eq, PartialEq, Hash)]
198pub struct Output {
199 pub name: Option<String>,
200 pub scale: i32,
201 pub bounds: Bounds<DevicePixels>,
202}
203
204pub(crate) struct WaylandClientState {
205 serial_tracker: SerialTracker,
206 globals: Globals,
207 gpu_context: BladeContext,
208 wl_seat: wl_seat::WlSeat, // TODO: Multi seat support
209 wl_pointer: Option<wl_pointer::WlPointer>,
210 wl_keyboard: Option<wl_keyboard::WlKeyboard>,
211 cursor_shape_device: Option<wp_cursor_shape_device_v1::WpCursorShapeDeviceV1>,
212 data_device: Option<wl_data_device::WlDataDevice>,
213 primary_selection: Option<zwp_primary_selection_device_v1::ZwpPrimarySelectionDeviceV1>,
214 text_input: Option<zwp_text_input_v3::ZwpTextInputV3>,
215 pre_edit_text: Option<String>,
216 ime_pre_edit: Option<String>,
217 composing: bool,
218 // Surface to Window mapping
219 windows: HashMap<ObjectId, WaylandWindowStatePtr>,
220 // Output to scale mapping
221 outputs: HashMap<ObjectId, Output>,
222 in_progress_outputs: HashMap<ObjectId, InProgressOutput>,
223 keyboard_layout: LinuxKeyboardLayout,
224 keymap_state: Option<xkb::State>,
225 compose_state: Option<xkb::compose::State>,
226 drag: DragState,
227 click: ClickState,
228 repeat: KeyRepeat,
229 pub modifiers: Modifiers,
230 pub capslock: Capslock,
231 axis_source: AxisSource,
232 pub mouse_location: Option<Point<Pixels>>,
233 continuous_scroll_delta: Option<Point<Pixels>>,
234 discrete_scroll_delta: Option<Point<f32>>,
235 vertical_modifier: f32,
236 horizontal_modifier: f32,
237 scroll_event_received: bool,
238 enter_token: Option<()>,
239 button_pressed: Option<MouseButton>,
240 mouse_focused_window: Option<WaylandWindowStatePtr>,
241 keyboard_focused_window: Option<WaylandWindowStatePtr>,
242 loop_handle: LoopHandle<'static, WaylandClientStatePtr>,
243 cursor_style: Option<CursorStyle>,
244 clipboard: Clipboard,
245 data_offers: Vec<DataOffer<WlDataOffer>>,
246 primary_data_offer: Option<DataOffer<ZwpPrimarySelectionOfferV1>>,
247 cursor: Cursor,
248 pending_activation: Option<PendingActivation>,
249 event_loop: Option<EventLoop<'static, WaylandClientStatePtr>>,
250 common: LinuxCommon,
251}
252
253pub struct DragState {
254 data_offer: Option<wl_data_offer::WlDataOffer>,
255 window: Option<WaylandWindowStatePtr>,
256 position: Point<Pixels>,
257}
258
259pub struct ClickState {
260 last_mouse_button: Option<MouseButton>,
261 last_click: Instant,
262 last_location: Point<Pixels>,
263 current_count: usize,
264}
265
266pub(crate) struct KeyRepeat {
267 characters_per_second: u32,
268 delay: Duration,
269 current_id: u64,
270 current_keycode: Option<xkb::Keycode>,
271}
272
273pub(crate) enum PendingActivation {
274 /// URI to open in the web browser.
275 Uri(String),
276 /// Path to open in the file explorer.
277 Path(PathBuf),
278 /// A window from ourselves to raise.
279 Window(ObjectId),
280}
281
282/// This struct is required to conform to Rust's orphan rules, so we can dispatch on the state but hand the
283/// window to GPUI.
284#[derive(Clone)]
285pub struct WaylandClientStatePtr(Weak<RefCell<WaylandClientState>>);
286
287impl WaylandClientStatePtr {
288 pub fn get_client(&self) -> Rc<RefCell<WaylandClientState>> {
289 self.0
290 .upgrade()
291 .expect("The pointer should always be valid when dispatching in wayland")
292 }
293
294 pub fn get_serial(&self, kind: SerialKind) -> u32 {
295 self.0.upgrade().unwrap().borrow().serial_tracker.get(kind)
296 }
297
298 pub fn set_pending_activation(&self, window: ObjectId) {
299 self.0.upgrade().unwrap().borrow_mut().pending_activation =
300 Some(PendingActivation::Window(window));
301 }
302
303 pub fn enable_ime(&self) {
304 let client = self.get_client();
305 let mut state = client.borrow_mut();
306 let Some(mut text_input) = state.text_input.take() else {
307 return;
308 };
309
310 text_input.enable();
311 text_input.set_content_type(ContentHint::None, ContentPurpose::Normal);
312 if let Some(window) = state.keyboard_focused_window.clone() {
313 drop(state);
314 if let Some(area) = window.get_ime_area() {
315 text_input.set_cursor_rectangle(
316 area.origin.x.0 as i32,
317 area.origin.y.0 as i32,
318 area.size.width.0 as i32,
319 area.size.height.0 as i32,
320 );
321 }
322 state = client.borrow_mut();
323 }
324 text_input.commit();
325 state.text_input = Some(text_input);
326 }
327
328 pub fn disable_ime(&self) {
329 let client = self.get_client();
330 let mut state = client.borrow_mut();
331 state.composing = false;
332 if let Some(text_input) = &state.text_input {
333 text_input.disable();
334 text_input.commit();
335 }
336 }
337
338 pub fn update_ime_position(&self, bounds: Bounds<Pixels>) {
339 let client = self.get_client();
340 let mut state = client.borrow_mut();
341 if state.composing || state.text_input.is_none() || state.pre_edit_text.is_some() {
342 return;
343 }
344
345 let text_input = state.text_input.as_ref().unwrap();
346 text_input.set_cursor_rectangle(
347 bounds.origin.x.0 as i32,
348 bounds.origin.y.0 as i32,
349 bounds.size.width.0 as i32,
350 bounds.size.height.0 as i32,
351 );
352 text_input.commit();
353 }
354
355 pub fn handle_keyboard_layout_change(&self) {
356 let client = self.get_client();
357 let mut state = client.borrow_mut();
358 let changed = if let Some(keymap_state) = &state.keymap_state {
359 let layout_idx = keymap_state.serialize_layout(xkbcommon::xkb::STATE_LAYOUT_EFFECTIVE);
360 let keymap = keymap_state.get_keymap();
361 let layout_name = keymap.layout_get_name(layout_idx);
362 let changed = layout_name != state.keyboard_layout.name();
363 if changed {
364 state.keyboard_layout = LinuxKeyboardLayout::new(layout_name.to_string().into());
365 }
366 changed
367 } else {
368 let changed = &UNKNOWN_KEYBOARD_LAYOUT_NAME != state.keyboard_layout.name();
369 if changed {
370 state.keyboard_layout = LinuxKeyboardLayout::new(UNKNOWN_KEYBOARD_LAYOUT_NAME);
371 }
372 changed
373 };
374
375 if changed && let Some(mut callback) = state.common.callbacks.keyboard_layout_change.take()
376 {
377 drop(state);
378 callback();
379 state = client.borrow_mut();
380 state.common.callbacks.keyboard_layout_change = Some(callback);
381 }
382 }
383
384 pub fn drop_window(&self, surface_id: &ObjectId) {
385 let mut client = self.get_client();
386 let mut state = client.borrow_mut();
387 let closed_window = state.windows.remove(surface_id).unwrap();
388 if let Some(window) = state.mouse_focused_window.take()
389 && !window.ptr_eq(&closed_window)
390 {
391 state.mouse_focused_window = Some(window);
392 }
393 if let Some(window) = state.keyboard_focused_window.take()
394 && !window.ptr_eq(&closed_window)
395 {
396 state.keyboard_focused_window = Some(window);
397 }
398 }
399}
400
401#[derive(Clone)]
402pub struct WaylandClient(Rc<RefCell<WaylandClientState>>);
403
404impl Drop for WaylandClient {
405 fn drop(&mut self) {
406 let mut state = self.0.borrow_mut();
407 state.windows.clear();
408
409 if let Some(wl_pointer) = &state.wl_pointer {
410 wl_pointer.release();
411 }
412 if let Some(cursor_shape_device) = &state.cursor_shape_device {
413 cursor_shape_device.destroy();
414 }
415 if let Some(data_device) = &state.data_device {
416 data_device.release();
417 }
418 if let Some(text_input) = &state.text_input {
419 text_input.destroy();
420 }
421 }
422}
423
424const WL_DATA_DEVICE_MANAGER_VERSION: u32 = 3;
425
426fn wl_seat_version(version: u32) -> u32 {
427 // We rely on the wl_pointer.frame event
428 const WL_SEAT_MIN_VERSION: u32 = 5;
429 const WL_SEAT_MAX_VERSION: u32 = 9;
430
431 if version < WL_SEAT_MIN_VERSION {
432 panic!(
433 "wl_seat below required version: {} < {}",
434 version, WL_SEAT_MIN_VERSION
435 );
436 }
437
438 version.clamp(WL_SEAT_MIN_VERSION, WL_SEAT_MAX_VERSION)
439}
440
441fn wl_output_version(version: u32) -> u32 {
442 const WL_OUTPUT_MIN_VERSION: u32 = 2;
443 const WL_OUTPUT_MAX_VERSION: u32 = 4;
444
445 if version < WL_OUTPUT_MIN_VERSION {
446 panic!(
447 "wl_output below required version: {} < {}",
448 version, WL_OUTPUT_MIN_VERSION
449 );
450 }
451
452 version.clamp(WL_OUTPUT_MIN_VERSION, WL_OUTPUT_MAX_VERSION)
453}
454
455impl WaylandClient {
456 pub(crate) fn new() -> Self {
457 let conn = Connection::connect_to_env().unwrap();
458
459 let (globals, mut event_queue) =
460 registry_queue_init::<WaylandClientStatePtr>(&conn).unwrap();
461 let qh = event_queue.handle();
462
463 let mut seat: Option<wl_seat::WlSeat> = None;
464 #[allow(clippy::mutable_key_type)]
465 let mut in_progress_outputs = HashMap::default();
466 globals.contents().with_list(|list| {
467 for global in list {
468 match &global.interface[..] {
469 "wl_seat" => {
470 seat = Some(globals.registry().bind::<wl_seat::WlSeat, _, _>(
471 global.name,
472 wl_seat_version(global.version),
473 &qh,
474 (),
475 ));
476 }
477 "wl_output" => {
478 let output = globals.registry().bind::<wl_output::WlOutput, _, _>(
479 global.name,
480 wl_output_version(global.version),
481 &qh,
482 (),
483 );
484 in_progress_outputs.insert(output.id(), InProgressOutput::default());
485 }
486 _ => {}
487 }
488 }
489 });
490
491 let event_loop = EventLoop::<WaylandClientStatePtr>::try_new().unwrap();
492
493 let (common, main_receiver) = LinuxCommon::new(event_loop.get_signal());
494
495 let handle = event_loop.handle();
496 handle
497 .insert_source(main_receiver, {
498 let handle = handle.clone();
499 move |event, _, _: &mut WaylandClientStatePtr| {
500 if let calloop::channel::Event::Msg(runnable) = event {
501 handle.insert_idle(|_| {
502 let start = Instant::now();
503 let mut timing = match runnable {
504 RunnableVariant::Meta(runnable) => {
505 let metadata = runnable.metadata();
506 let location = metadata.location;
507
508 if !metadata.is_app_alive() {
509 drop(runnable);
510 return;
511 }
512
513 let timing = TaskTiming {
514 location,
515 start,
516 end: None,
517 };
518 profiler::add_task_timing(timing);
519
520 runnable.run();
521 timing
522 }
523 RunnableVariant::Compat(runnable) => {
524 let location = core::panic::Location::caller();
525 let timing = TaskTiming {
526 location,
527 start,
528 end: None,
529 };
530 profiler::add_task_timing(timing);
531
532 runnable.run();
533 timing
534 }
535 };
536
537 let end = Instant::now();
538 timing.end = Some(end);
539 profiler::add_task_timing(timing);
540 });
541 }
542 }
543 })
544 .unwrap();
545
546 // This could be unified with the notification handling in zed/main:fail_to_open_window.
547 let gpu_context = BladeContext::new().notify_err("Unable to init GPU context");
548
549 let seat = seat.unwrap();
550 let globals = Globals::new(
551 globals,
552 common.foreground_executor.clone(),
553 qh.clone(),
554 seat.clone(),
555 );
556
557 let data_device = globals
558 .data_device_manager
559 .as_ref()
560 .map(|data_device_manager| data_device_manager.get_data_device(&seat, &qh, ()));
561
562 let primary_selection = globals
563 .primary_selection_manager
564 .as_ref()
565 .map(|primary_selection_manager| primary_selection_manager.get_device(&seat, &qh, ()));
566
567 let mut cursor = Cursor::new(&conn, &globals, 24);
568
569 handle
570 .insert_source(XDPEventSource::new(&common.background_executor), {
571 move |event, _, client| match event {
572 XDPEvent::WindowAppearance(appearance) => {
573 if let Some(client) = client.0.upgrade() {
574 let mut client = client.borrow_mut();
575
576 client.common.appearance = appearance;
577
578 for window in client.windows.values_mut() {
579 window.set_appearance(appearance);
580 }
581 }
582 }
583 XDPEvent::CursorTheme(theme) => {
584 if let Some(client) = client.0.upgrade() {
585 let mut client = client.borrow_mut();
586 client.cursor.set_theme(theme);
587 }
588 }
589 XDPEvent::CursorSize(size) => {
590 if let Some(client) = client.0.upgrade() {
591 let mut client = client.borrow_mut();
592 client.cursor.set_size(size);
593 }
594 }
595 }
596 })
597 .unwrap();
598
599 let mut state = Rc::new(RefCell::new(WaylandClientState {
600 serial_tracker: SerialTracker::new(),
601 globals,
602 gpu_context,
603 wl_seat: seat,
604 wl_pointer: None,
605 wl_keyboard: None,
606 cursor_shape_device: None,
607 data_device,
608 primary_selection,
609 text_input: None,
610 pre_edit_text: None,
611 ime_pre_edit: None,
612 composing: false,
613 outputs: HashMap::default(),
614 in_progress_outputs,
615 windows: HashMap::default(),
616 common,
617 keyboard_layout: LinuxKeyboardLayout::new(UNKNOWN_KEYBOARD_LAYOUT_NAME),
618 keymap_state: None,
619 compose_state: None,
620 drag: DragState {
621 data_offer: None,
622 window: None,
623 position: Point::default(),
624 },
625 click: ClickState {
626 last_click: Instant::now(),
627 last_mouse_button: None,
628 last_location: Point::default(),
629 current_count: 0,
630 },
631 repeat: KeyRepeat {
632 characters_per_second: 16,
633 delay: Duration::from_millis(500),
634 current_id: 0,
635 current_keycode: None,
636 },
637 modifiers: Modifiers {
638 shift: false,
639 control: false,
640 alt: false,
641 function: false,
642 platform: false,
643 },
644 capslock: Capslock { on: false },
645 scroll_event_received: false,
646 axis_source: AxisSource::Wheel,
647 mouse_location: None,
648 continuous_scroll_delta: None,
649 discrete_scroll_delta: None,
650 vertical_modifier: -1.0,
651 horizontal_modifier: -1.0,
652 button_pressed: None,
653 mouse_focused_window: None,
654 keyboard_focused_window: None,
655 loop_handle: handle.clone(),
656 enter_token: None,
657 cursor_style: None,
658 clipboard: Clipboard::new(conn.clone(), handle.clone()),
659 data_offers: Vec::new(),
660 primary_data_offer: None,
661 cursor,
662 pending_activation: None,
663 event_loop: Some(event_loop),
664 }));
665
666 WaylandSource::new(conn, event_queue)
667 .insert(handle)
668 .unwrap();
669
670 Self(state)
671 }
672}
673
674impl LinuxClient for WaylandClient {
675 fn keyboard_layout(&self) -> Box<dyn PlatformKeyboardLayout> {
676 Box::new(self.0.borrow().keyboard_layout.clone())
677 }
678
679 fn displays(&self) -> Vec<Rc<dyn PlatformDisplay>> {
680 self.0
681 .borrow()
682 .outputs
683 .iter()
684 .map(|(id, output)| {
685 Rc::new(WaylandDisplay {
686 id: id.clone(),
687 name: output.name.clone(),
688 bounds: output.bounds.to_pixels(output.scale as f32),
689 }) as Rc<dyn PlatformDisplay>
690 })
691 .collect()
692 }
693
694 fn display(&self, id: DisplayId) -> Option<Rc<dyn PlatformDisplay>> {
695 self.0
696 .borrow()
697 .outputs
698 .iter()
699 .find_map(|(object_id, output)| {
700 (object_id.protocol_id() == id.0).then(|| {
701 Rc::new(WaylandDisplay {
702 id: object_id.clone(),
703 name: output.name.clone(),
704 bounds: output.bounds.to_pixels(output.scale as f32),
705 }) as Rc<dyn PlatformDisplay>
706 })
707 })
708 }
709
710 fn primary_display(&self) -> Option<Rc<dyn PlatformDisplay>> {
711 None
712 }
713
714 #[cfg(feature = "screen-capture")]
715 fn is_screen_capture_supported(&self) -> bool {
716 false
717 }
718
719 #[cfg(feature = "screen-capture")]
720 fn screen_capture_sources(
721 &self,
722 ) -> futures::channel::oneshot::Receiver<anyhow::Result<Vec<Rc<dyn crate::ScreenCaptureSource>>>>
723 {
724 // TODO: Get screen capture working on wayland. Be sure to try window resizing as that may
725 // be tricky.
726 //
727 // start_scap_default_target_source()
728 let (sources_tx, sources_rx) = futures::channel::oneshot::channel();
729 sources_tx
730 .send(Err(anyhow::anyhow!(
731 "Wayland screen capture not yet implemented."
732 )))
733 .ok();
734 sources_rx
735 }
736
737 fn open_window(
738 &self,
739 handle: AnyWindowHandle,
740 params: WindowParams,
741 ) -> anyhow::Result<Box<dyn PlatformWindow>> {
742 let mut state = self.0.borrow_mut();
743
744 let parent = state.keyboard_focused_window.clone();
745
746 let (window, surface_id) = WaylandWindow::new(
747 handle,
748 state.globals.clone(),
749 &state.gpu_context,
750 WaylandClientStatePtr(Rc::downgrade(&self.0)),
751 params,
752 state.common.appearance,
753 parent,
754 )?;
755 state.windows.insert(surface_id, window.0.clone());
756
757 Ok(Box::new(window))
758 }
759
760 fn set_cursor_style(&self, style: CursorStyle) {
761 let mut state = self.0.borrow_mut();
762
763 let need_update = state.cursor_style != Some(style)
764 && (state.mouse_focused_window.is_none()
765 || state
766 .mouse_focused_window
767 .as_ref()
768 .is_some_and(|w| !w.is_blocked()));
769
770 if need_update {
771 let serial = state.serial_tracker.get(SerialKind::MouseEnter);
772 state.cursor_style = Some(style);
773
774 if let CursorStyle::None = style {
775 let wl_pointer = state
776 .wl_pointer
777 .clone()
778 .expect("window is focused by pointer");
779 wl_pointer.set_cursor(serial, None, 0, 0);
780 } else if let Some(cursor_shape_device) = &state.cursor_shape_device {
781 cursor_shape_device.set_shape(serial, style.to_shape());
782 } else if let Some(focused_window) = &state.mouse_focused_window {
783 // cursor-shape-v1 isn't supported, set the cursor using a surface.
784 let wl_pointer = state
785 .wl_pointer
786 .clone()
787 .expect("window is focused by pointer");
788 let scale = focused_window.primary_output_scale();
789 state
790 .cursor
791 .set_icon(&wl_pointer, serial, style.to_icon_names(), scale);
792 }
793 }
794 }
795
796 fn open_uri(&self, uri: &str) {
797 let mut state = self.0.borrow_mut();
798 if let (Some(activation), Some(window)) = (
799 state.globals.activation.clone(),
800 state.mouse_focused_window.clone(),
801 ) {
802 state.pending_activation = Some(PendingActivation::Uri(uri.to_string()));
803 let token = activation.get_activation_token(&state.globals.qh, ());
804 let serial = state.serial_tracker.get(SerialKind::MousePress);
805 token.set_serial(serial, &state.wl_seat);
806 token.set_surface(&window.surface());
807 token.commit();
808 } else {
809 let executor = state.common.background_executor.clone();
810 open_uri_internal(executor, uri, None);
811 }
812 }
813
814 fn reveal_path(&self, path: PathBuf) {
815 let mut state = self.0.borrow_mut();
816 if let (Some(activation), Some(window)) = (
817 state.globals.activation.clone(),
818 state.mouse_focused_window.clone(),
819 ) {
820 state.pending_activation = Some(PendingActivation::Path(path));
821 let token = activation.get_activation_token(&state.globals.qh, ());
822 let serial = state.serial_tracker.get(SerialKind::MousePress);
823 token.set_serial(serial, &state.wl_seat);
824 token.set_surface(&window.surface());
825 token.commit();
826 } else {
827 let executor = state.common.background_executor.clone();
828 reveal_path_internal(executor, path, None);
829 }
830 }
831
832 fn with_common<R>(&self, f: impl FnOnce(&mut LinuxCommon) -> R) -> R {
833 f(&mut self.0.borrow_mut().common)
834 }
835
836 fn run(&self) {
837 let mut event_loop = self
838 .0
839 .borrow_mut()
840 .event_loop
841 .take()
842 .expect("App is already running");
843
844 event_loop
845 .run(
846 None,
847 &mut WaylandClientStatePtr(Rc::downgrade(&self.0)),
848 |_| {},
849 )
850 .log_err();
851 }
852
853 fn write_to_primary(&self, item: crate::ClipboardItem) {
854 let mut state = self.0.borrow_mut();
855 let (Some(primary_selection_manager), Some(primary_selection)) = (
856 state.globals.primary_selection_manager.clone(),
857 state.primary_selection.clone(),
858 ) else {
859 return;
860 };
861 if state.mouse_focused_window.is_some() || state.keyboard_focused_window.is_some() {
862 state.clipboard.set_primary(item);
863 let serial = state.serial_tracker.get(SerialKind::KeyPress);
864 let data_source = primary_selection_manager.create_source(&state.globals.qh, ());
865 for mime_type in TEXT_MIME_TYPES {
866 data_source.offer(mime_type.to_string());
867 }
868 data_source.offer(state.clipboard.self_mime());
869 primary_selection.set_selection(Some(&data_source), serial);
870 }
871 }
872
873 fn write_to_clipboard(&self, item: crate::ClipboardItem) {
874 let mut state = self.0.borrow_mut();
875 let (Some(data_device_manager), Some(data_device)) = (
876 state.globals.data_device_manager.clone(),
877 state.data_device.clone(),
878 ) else {
879 return;
880 };
881 if state.mouse_focused_window.is_some() || state.keyboard_focused_window.is_some() {
882 state.clipboard.set(item);
883 let serial = state.serial_tracker.get(SerialKind::KeyPress);
884 let data_source = data_device_manager.create_data_source(&state.globals.qh, ());
885 for mime_type in TEXT_MIME_TYPES {
886 data_source.offer(mime_type.to_string());
887 }
888 data_source.offer(state.clipboard.self_mime());
889 data_device.set_selection(Some(&data_source), serial);
890 }
891 }
892
893 fn read_from_primary(&self) -> Option<crate::ClipboardItem> {
894 self.0.borrow_mut().clipboard.read_primary()
895 }
896
897 fn read_from_clipboard(&self) -> Option<crate::ClipboardItem> {
898 self.0.borrow_mut().clipboard.read()
899 }
900
901 fn active_window(&self) -> Option<AnyWindowHandle> {
902 self.0
903 .borrow_mut()
904 .keyboard_focused_window
905 .as_ref()
906 .map(|window| window.handle())
907 }
908
909 fn window_stack(&self) -> Option<Vec<AnyWindowHandle>> {
910 None
911 }
912
913 fn compositor_name(&self) -> &'static str {
914 "Wayland"
915 }
916
917 fn window_identifier(&self) -> impl Future<Output = Option<WindowIdentifier>> + Send + 'static {
918 async fn inner(surface: Option<wl_surface::WlSurface>) -> Option<WindowIdentifier> {
919 if let Some(surface) = surface {
920 ashpd::WindowIdentifier::from_wayland(&surface).await
921 } else {
922 None
923 }
924 }
925
926 let client_state = self.0.borrow();
927 let active_window = client_state.keyboard_focused_window.as_ref();
928 inner(active_window.map(|aw| aw.surface()))
929 }
930}
931
932impl Dispatch<wl_registry::WlRegistry, GlobalListContents> for WaylandClientStatePtr {
933 fn event(
934 this: &mut Self,
935 registry: &wl_registry::WlRegistry,
936 event: wl_registry::Event,
937 _: &GlobalListContents,
938 _: &Connection,
939 qh: &QueueHandle<Self>,
940 ) {
941 let mut client = this.get_client();
942 let mut state = client.borrow_mut();
943
944 match event {
945 wl_registry::Event::Global {
946 name,
947 interface,
948 version,
949 } => match &interface[..] {
950 "wl_seat" => {
951 if let Some(wl_pointer) = state.wl_pointer.take() {
952 wl_pointer.release();
953 }
954 if let Some(wl_keyboard) = state.wl_keyboard.take() {
955 wl_keyboard.release();
956 }
957 state.wl_seat.release();
958 state.wl_seat = registry.bind::<wl_seat::WlSeat, _, _>(
959 name,
960 wl_seat_version(version),
961 qh,
962 (),
963 );
964 }
965 "wl_output" => {
966 let output = registry.bind::<wl_output::WlOutput, _, _>(
967 name,
968 wl_output_version(version),
969 qh,
970 (),
971 );
972
973 state
974 .in_progress_outputs
975 .insert(output.id(), InProgressOutput::default());
976 }
977 _ => {}
978 },
979 wl_registry::Event::GlobalRemove { name: _ } => {
980 // TODO: handle global removal
981 }
982 _ => {}
983 }
984 }
985}
986
987delegate_noop!(WaylandClientStatePtr: ignore xdg_activation_v1::XdgActivationV1);
988delegate_noop!(WaylandClientStatePtr: ignore wl_compositor::WlCompositor);
989delegate_noop!(WaylandClientStatePtr: ignore wp_cursor_shape_device_v1::WpCursorShapeDeviceV1);
990delegate_noop!(WaylandClientStatePtr: ignore wp_cursor_shape_manager_v1::WpCursorShapeManagerV1);
991delegate_noop!(WaylandClientStatePtr: ignore wl_data_device_manager::WlDataDeviceManager);
992delegate_noop!(WaylandClientStatePtr: ignore zwp_primary_selection_device_manager_v1::ZwpPrimarySelectionDeviceManagerV1);
993delegate_noop!(WaylandClientStatePtr: ignore wl_shm::WlShm);
994delegate_noop!(WaylandClientStatePtr: ignore wl_shm_pool::WlShmPool);
995delegate_noop!(WaylandClientStatePtr: ignore wl_buffer::WlBuffer);
996delegate_noop!(WaylandClientStatePtr: ignore wl_region::WlRegion);
997delegate_noop!(WaylandClientStatePtr: ignore wp_fractional_scale_manager_v1::WpFractionalScaleManagerV1);
998delegate_noop!(WaylandClientStatePtr: ignore zxdg_decoration_manager_v1::ZxdgDecorationManagerV1);
999delegate_noop!(WaylandClientStatePtr: ignore zwlr_layer_shell_v1::ZwlrLayerShellV1);
1000delegate_noop!(WaylandClientStatePtr: ignore org_kde_kwin_blur_manager::OrgKdeKwinBlurManager);
1001delegate_noop!(WaylandClientStatePtr: ignore zwp_text_input_manager_v3::ZwpTextInputManagerV3);
1002delegate_noop!(WaylandClientStatePtr: ignore org_kde_kwin_blur::OrgKdeKwinBlur);
1003delegate_noop!(WaylandClientStatePtr: ignore wp_viewporter::WpViewporter);
1004delegate_noop!(WaylandClientStatePtr: ignore wp_viewport::WpViewport);
1005
1006impl Dispatch<WlCallback, ObjectId> for WaylandClientStatePtr {
1007 fn event(
1008 state: &mut WaylandClientStatePtr,
1009 _: &wl_callback::WlCallback,
1010 event: wl_callback::Event,
1011 surface_id: &ObjectId,
1012 _: &Connection,
1013 _: &QueueHandle<Self>,
1014 ) {
1015 let client = state.get_client();
1016 let mut state = client.borrow_mut();
1017 let Some(window) = get_window(&mut state, surface_id) else {
1018 return;
1019 };
1020 drop(state);
1021
1022 if let wl_callback::Event::Done { .. } = event {
1023 window.frame();
1024 }
1025 }
1026}
1027
1028pub(crate) fn get_window(
1029 mut state: &mut RefMut<WaylandClientState>,
1030 surface_id: &ObjectId,
1031) -> Option<WaylandWindowStatePtr> {
1032 state.windows.get(surface_id).cloned()
1033}
1034
1035impl Dispatch<wl_surface::WlSurface, ()> for WaylandClientStatePtr {
1036 fn event(
1037 this: &mut Self,
1038 surface: &wl_surface::WlSurface,
1039 event: <wl_surface::WlSurface as Proxy>::Event,
1040 _: &(),
1041 _: &Connection,
1042 _: &QueueHandle<Self>,
1043 ) {
1044 let mut client = this.get_client();
1045 let mut state = client.borrow_mut();
1046
1047 let Some(window) = get_window(&mut state, &surface.id()) else {
1048 return;
1049 };
1050 #[allow(clippy::mutable_key_type)]
1051 let outputs = state.outputs.clone();
1052 drop(state);
1053
1054 window.handle_surface_event(event, outputs);
1055 }
1056}
1057
1058impl Dispatch<wl_output::WlOutput, ()> for WaylandClientStatePtr {
1059 fn event(
1060 this: &mut Self,
1061 output: &wl_output::WlOutput,
1062 event: <wl_output::WlOutput as Proxy>::Event,
1063 _: &(),
1064 _: &Connection,
1065 _: &QueueHandle<Self>,
1066 ) {
1067 let mut client = this.get_client();
1068 let mut state = client.borrow_mut();
1069
1070 let Some(mut in_progress_output) = state.in_progress_outputs.get_mut(&output.id()) else {
1071 return;
1072 };
1073
1074 match event {
1075 wl_output::Event::Name { name } => {
1076 in_progress_output.name = Some(name);
1077 }
1078 wl_output::Event::Scale { factor } => {
1079 in_progress_output.scale = Some(factor);
1080 }
1081 wl_output::Event::Geometry { x, y, .. } => {
1082 in_progress_output.position = Some(point(DevicePixels(x), DevicePixels(y)))
1083 }
1084 wl_output::Event::Mode { width, height, .. } => {
1085 in_progress_output.size = Some(size(DevicePixels(width), DevicePixels(height)))
1086 }
1087 wl_output::Event::Done => {
1088 if let Some(complete) = in_progress_output.complete() {
1089 state.outputs.insert(output.id(), complete);
1090 }
1091 state.in_progress_outputs.remove(&output.id());
1092 }
1093 _ => {}
1094 }
1095 }
1096}
1097
1098impl Dispatch<xdg_surface::XdgSurface, ObjectId> for WaylandClientStatePtr {
1099 fn event(
1100 state: &mut Self,
1101 _: &xdg_surface::XdgSurface,
1102 event: xdg_surface::Event,
1103 surface_id: &ObjectId,
1104 _: &Connection,
1105 _: &QueueHandle<Self>,
1106 ) {
1107 let client = state.get_client();
1108 let mut state = client.borrow_mut();
1109 let Some(window) = get_window(&mut state, surface_id) else {
1110 return;
1111 };
1112 drop(state);
1113 window.handle_xdg_surface_event(event);
1114 }
1115}
1116
1117impl Dispatch<xdg_toplevel::XdgToplevel, ObjectId> for WaylandClientStatePtr {
1118 fn event(
1119 this: &mut Self,
1120 _: &xdg_toplevel::XdgToplevel,
1121 event: <xdg_toplevel::XdgToplevel as Proxy>::Event,
1122 surface_id: &ObjectId,
1123 _: &Connection,
1124 _: &QueueHandle<Self>,
1125 ) {
1126 let client = this.get_client();
1127 let mut state = client.borrow_mut();
1128 let Some(window) = get_window(&mut state, surface_id) else {
1129 return;
1130 };
1131
1132 drop(state);
1133 let should_close = window.handle_toplevel_event(event);
1134
1135 if should_close {
1136 // The close logic will be handled in drop_window()
1137 window.close();
1138 }
1139 }
1140}
1141
1142impl Dispatch<zwlr_layer_surface_v1::ZwlrLayerSurfaceV1, ObjectId> for WaylandClientStatePtr {
1143 fn event(
1144 this: &mut Self,
1145 _: &zwlr_layer_surface_v1::ZwlrLayerSurfaceV1,
1146 event: <zwlr_layer_surface_v1::ZwlrLayerSurfaceV1 as Proxy>::Event,
1147 surface_id: &ObjectId,
1148 _: &Connection,
1149 _: &QueueHandle<Self>,
1150 ) {
1151 let client = this.get_client();
1152 let mut state = client.borrow_mut();
1153 let Some(window) = get_window(&mut state, surface_id) else {
1154 return;
1155 };
1156
1157 drop(state);
1158 let should_close = window.handle_layersurface_event(event);
1159
1160 if should_close {
1161 // The close logic will be handled in drop_window()
1162 window.close();
1163 }
1164 }
1165}
1166
1167impl Dispatch<xdg_wm_base::XdgWmBase, ()> for WaylandClientStatePtr {
1168 fn event(
1169 _: &mut Self,
1170 wm_base: &xdg_wm_base::XdgWmBase,
1171 event: <xdg_wm_base::XdgWmBase as Proxy>::Event,
1172 _: &(),
1173 _: &Connection,
1174 _: &QueueHandle<Self>,
1175 ) {
1176 if let xdg_wm_base::Event::Ping { serial } = event {
1177 wm_base.pong(serial);
1178 }
1179 }
1180}
1181
1182impl Dispatch<xdg_activation_token_v1::XdgActivationTokenV1, ()> for WaylandClientStatePtr {
1183 fn event(
1184 this: &mut Self,
1185 token: &xdg_activation_token_v1::XdgActivationTokenV1,
1186 event: <xdg_activation_token_v1::XdgActivationTokenV1 as Proxy>::Event,
1187 _: &(),
1188 _: &Connection,
1189 _: &QueueHandle<Self>,
1190 ) {
1191 let client = this.get_client();
1192 let mut state = client.borrow_mut();
1193
1194 if let xdg_activation_token_v1::Event::Done { token } = event {
1195 let executor = state.common.background_executor.clone();
1196 match state.pending_activation.take() {
1197 Some(PendingActivation::Uri(uri)) => open_uri_internal(executor, &uri, Some(token)),
1198 Some(PendingActivation::Path(path)) => {
1199 reveal_path_internal(executor, path, Some(token))
1200 }
1201 Some(PendingActivation::Window(window)) => {
1202 let Some(window) = get_window(&mut state, &window) else {
1203 return;
1204 };
1205 let activation = state.globals.activation.as_ref().unwrap();
1206 activation.activate(token, &window.surface());
1207 }
1208 None => log::error!("activation token received with no pending activation"),
1209 }
1210 }
1211
1212 token.destroy();
1213 }
1214}
1215
1216impl Dispatch<wl_seat::WlSeat, ()> for WaylandClientStatePtr {
1217 fn event(
1218 state: &mut Self,
1219 seat: &wl_seat::WlSeat,
1220 event: wl_seat::Event,
1221 _: &(),
1222 _: &Connection,
1223 qh: &QueueHandle<Self>,
1224 ) {
1225 if let wl_seat::Event::Capabilities {
1226 capabilities: WEnum::Value(capabilities),
1227 } = event
1228 {
1229 let client = state.get_client();
1230 let mut state = client.borrow_mut();
1231 if capabilities.contains(wl_seat::Capability::Keyboard) {
1232 let keyboard = seat.get_keyboard(qh, ());
1233
1234 state.text_input = state
1235 .globals
1236 .text_input_manager
1237 .as_ref()
1238 .map(|text_input_manager| text_input_manager.get_text_input(seat, qh, ()));
1239
1240 if let Some(wl_keyboard) = &state.wl_keyboard {
1241 wl_keyboard.release();
1242 }
1243
1244 state.wl_keyboard = Some(keyboard);
1245 }
1246 if capabilities.contains(wl_seat::Capability::Pointer) {
1247 let pointer = seat.get_pointer(qh, ());
1248 state.cursor_shape_device = state
1249 .globals
1250 .cursor_shape_manager
1251 .as_ref()
1252 .map(|cursor_shape_manager| cursor_shape_manager.get_pointer(&pointer, qh, ()));
1253
1254 if let Some(wl_pointer) = &state.wl_pointer {
1255 wl_pointer.release();
1256 }
1257
1258 state.wl_pointer = Some(pointer);
1259 }
1260 }
1261 }
1262}
1263
1264impl Dispatch<wl_keyboard::WlKeyboard, ()> for WaylandClientStatePtr {
1265 fn event(
1266 this: &mut Self,
1267 _: &wl_keyboard::WlKeyboard,
1268 event: wl_keyboard::Event,
1269 _: &(),
1270 _: &Connection,
1271 _: &QueueHandle<Self>,
1272 ) {
1273 let mut client = this.get_client();
1274 let mut state = client.borrow_mut();
1275 match event {
1276 wl_keyboard::Event::RepeatInfo { rate, delay } => {
1277 state.repeat.characters_per_second = rate as u32;
1278 state.repeat.delay = Duration::from_millis(delay as u64);
1279 }
1280 wl_keyboard::Event::Keymap {
1281 format: WEnum::Value(format),
1282 fd,
1283 size,
1284 ..
1285 } => {
1286 if format != wl_keyboard::KeymapFormat::XkbV1 {
1287 log::error!("Received keymap format {:?}, expected XkbV1", format);
1288 return;
1289 }
1290 let xkb_context = xkb::Context::new(xkb::CONTEXT_NO_FLAGS);
1291 let keymap = unsafe {
1292 xkb::Keymap::new_from_fd(
1293 &xkb_context,
1294 fd,
1295 size as usize,
1296 XKB_KEYMAP_FORMAT_TEXT_V1,
1297 KEYMAP_COMPILE_NO_FLAGS,
1298 )
1299 .log_err()
1300 .flatten()
1301 .expect("Failed to create keymap")
1302 };
1303 state.keymap_state = Some(xkb::State::new(&keymap));
1304 state.compose_state = get_xkb_compose_state(&xkb_context);
1305 drop(state);
1306
1307 this.handle_keyboard_layout_change();
1308 }
1309 wl_keyboard::Event::Enter { surface, .. } => {
1310 state.keyboard_focused_window = get_window(&mut state, &surface.id());
1311 state.enter_token = Some(());
1312
1313 if let Some(window) = state.keyboard_focused_window.clone() {
1314 drop(state);
1315 window.set_focused(true);
1316 }
1317 }
1318 wl_keyboard::Event::Leave { surface, .. } => {
1319 let keyboard_focused_window = get_window(&mut state, &surface.id());
1320 state.keyboard_focused_window = None;
1321 state.enter_token.take();
1322 // Prevent keyboard events from repeating after opening e.g. a file chooser and closing it quickly
1323 state.repeat.current_id += 1;
1324
1325 if let Some(window) = keyboard_focused_window {
1326 if let Some(ref mut compose) = state.compose_state {
1327 compose.reset();
1328 }
1329 state.pre_edit_text.take();
1330 drop(state);
1331 window.handle_ime(ImeInput::DeleteText);
1332 window.set_focused(false);
1333 }
1334 }
1335 wl_keyboard::Event::Modifiers {
1336 mods_depressed,
1337 mods_latched,
1338 mods_locked,
1339 group,
1340 ..
1341 } => {
1342 let focused_window = state.keyboard_focused_window.clone();
1343
1344 let keymap_state = state.keymap_state.as_mut().unwrap();
1345 let old_layout =
1346 keymap_state.serialize_layout(xkbcommon::xkb::STATE_LAYOUT_EFFECTIVE);
1347 keymap_state.update_mask(mods_depressed, mods_latched, mods_locked, 0, 0, group);
1348 state.modifiers = Modifiers::from_xkb(keymap_state);
1349 let keymap_state = state.keymap_state.as_mut().unwrap();
1350 state.capslock = Capslock::from_xkb(keymap_state);
1351
1352 let input = PlatformInput::ModifiersChanged(ModifiersChangedEvent {
1353 modifiers: state.modifiers,
1354 capslock: state.capslock,
1355 });
1356 drop(state);
1357
1358 if let Some(focused_window) = focused_window {
1359 focused_window.handle_input(input);
1360 }
1361
1362 if group != old_layout {
1363 this.handle_keyboard_layout_change();
1364 }
1365 }
1366 wl_keyboard::Event::Key {
1367 serial,
1368 key,
1369 state: WEnum::Value(key_state),
1370 ..
1371 } => {
1372 state.serial_tracker.update(SerialKind::KeyPress, serial);
1373
1374 let focused_window = state.keyboard_focused_window.clone();
1375 let Some(focused_window) = focused_window else {
1376 return;
1377 };
1378
1379 let keymap_state = state.keymap_state.as_ref().unwrap();
1380 let keycode = Keycode::from(key + MIN_KEYCODE);
1381 let keysym = keymap_state.key_get_one_sym(keycode);
1382
1383 match key_state {
1384 wl_keyboard::KeyState::Pressed if !keysym.is_modifier_key() => {
1385 let mut keystroke =
1386 Keystroke::from_xkb(keymap_state, state.modifiers, keycode);
1387 if let Some(mut compose) = state.compose_state.take() {
1388 compose.feed(keysym);
1389 match compose.status() {
1390 xkb::Status::Composing => {
1391 keystroke.key_char = None;
1392 state.pre_edit_text =
1393 compose.utf8().or(Keystroke::underlying_dead_key(keysym));
1394 let pre_edit =
1395 state.pre_edit_text.clone().unwrap_or(String::default());
1396 drop(state);
1397 focused_window.handle_ime(ImeInput::SetMarkedText(pre_edit));
1398 state = client.borrow_mut();
1399 }
1400
1401 xkb::Status::Composed => {
1402 state.pre_edit_text.take();
1403 keystroke.key_char = compose.utf8();
1404 if let Some(keysym) = compose.keysym() {
1405 keystroke.key = xkb::keysym_get_name(keysym);
1406 }
1407 }
1408 xkb::Status::Cancelled => {
1409 let pre_edit = state.pre_edit_text.take();
1410 let new_pre_edit = Keystroke::underlying_dead_key(keysym);
1411 state.pre_edit_text = new_pre_edit.clone();
1412 drop(state);
1413 if let Some(pre_edit) = pre_edit {
1414 focused_window.handle_ime(ImeInput::InsertText(pre_edit));
1415 }
1416 if let Some(current_key) = new_pre_edit {
1417 focused_window
1418 .handle_ime(ImeInput::SetMarkedText(current_key));
1419 }
1420 compose.feed(keysym);
1421 state = client.borrow_mut();
1422 }
1423 _ => {}
1424 }
1425 state.compose_state = Some(compose);
1426 }
1427 let input = PlatformInput::KeyDown(KeyDownEvent {
1428 keystroke: keystroke.clone(),
1429 is_held: false,
1430 prefer_character_input: false,
1431 });
1432
1433 state.repeat.current_id += 1;
1434 state.repeat.current_keycode = Some(keycode);
1435
1436 let rate = state.repeat.characters_per_second;
1437 let repeat_interval = Duration::from_secs(1) / rate.max(1);
1438 let id = state.repeat.current_id;
1439 state
1440 .loop_handle
1441 .insert_source(Timer::from_duration(state.repeat.delay), {
1442 let input = PlatformInput::KeyDown(KeyDownEvent {
1443 keystroke,
1444 is_held: true,
1445 prefer_character_input: false,
1446 });
1447 move |event_timestamp, _metadata, this| {
1448 let mut client = this.get_client();
1449 let mut state = client.borrow_mut();
1450 let is_repeating = id == state.repeat.current_id
1451 && state.repeat.current_keycode.is_some()
1452 && state.keyboard_focused_window.is_some();
1453
1454 if !is_repeating || rate == 0 {
1455 return TimeoutAction::Drop;
1456 }
1457
1458 let focused_window =
1459 state.keyboard_focused_window.as_ref().unwrap().clone();
1460
1461 drop(state);
1462 focused_window.handle_input(input.clone());
1463
1464 // If the new scheduled time is in the past the event will repeat as soon as possible
1465 TimeoutAction::ToInstant(event_timestamp + repeat_interval)
1466 }
1467 })
1468 .unwrap();
1469
1470 drop(state);
1471 focused_window.handle_input(input);
1472 }
1473 wl_keyboard::KeyState::Released if !keysym.is_modifier_key() => {
1474 let input = PlatformInput::KeyUp(KeyUpEvent {
1475 keystroke: Keystroke::from_xkb(keymap_state, state.modifiers, keycode),
1476 });
1477
1478 if state.repeat.current_keycode == Some(keycode) {
1479 state.repeat.current_keycode = None;
1480 }
1481
1482 drop(state);
1483 focused_window.handle_input(input);
1484 }
1485 _ => {}
1486 }
1487 }
1488 _ => {}
1489 }
1490 }
1491}
1492
1493impl Dispatch<zwp_text_input_v3::ZwpTextInputV3, ()> for WaylandClientStatePtr {
1494 fn event(
1495 this: &mut Self,
1496 text_input: &zwp_text_input_v3::ZwpTextInputV3,
1497 event: <zwp_text_input_v3::ZwpTextInputV3 as Proxy>::Event,
1498 _: &(),
1499 _: &Connection,
1500 _: &QueueHandle<Self>,
1501 ) {
1502 let client = this.get_client();
1503 let mut state = client.borrow_mut();
1504 match event {
1505 zwp_text_input_v3::Event::Enter { .. } => {
1506 drop(state);
1507 this.enable_ime();
1508 }
1509 zwp_text_input_v3::Event::Leave { .. } => {
1510 drop(state);
1511 this.disable_ime();
1512 }
1513 zwp_text_input_v3::Event::CommitString { text } => {
1514 state.composing = false;
1515 let Some(window) = state.keyboard_focused_window.clone() else {
1516 return;
1517 };
1518
1519 if let Some(commit_text) = text {
1520 drop(state);
1521 // IBus Intercepts keys like `a`, `b`, but those keys are needed for vim mode.
1522 // We should only send ASCII characters to Zed, otherwise a user could remap a letter like `か` or `相`.
1523 if commit_text.len() == 1 {
1524 window.handle_input(PlatformInput::KeyDown(KeyDownEvent {
1525 keystroke: Keystroke {
1526 modifiers: Modifiers::default(),
1527 key: commit_text.clone(),
1528 key_char: Some(commit_text),
1529 },
1530 is_held: false,
1531 prefer_character_input: false,
1532 }));
1533 } else {
1534 window.handle_ime(ImeInput::InsertText(commit_text));
1535 }
1536 }
1537 }
1538 zwp_text_input_v3::Event::PreeditString { text, .. } => {
1539 state.composing = true;
1540 state.ime_pre_edit = text;
1541 }
1542 zwp_text_input_v3::Event::Done { serial } => {
1543 let last_serial = state.serial_tracker.get(SerialKind::InputMethod);
1544 state.serial_tracker.update(SerialKind::InputMethod, serial);
1545 let Some(window) = state.keyboard_focused_window.clone() else {
1546 return;
1547 };
1548
1549 if let Some(text) = state.ime_pre_edit.take() {
1550 drop(state);
1551 window.handle_ime(ImeInput::SetMarkedText(text));
1552 if let Some(area) = window.get_ime_area() {
1553 text_input.set_cursor_rectangle(
1554 area.origin.x.0 as i32,
1555 area.origin.y.0 as i32,
1556 area.size.width.0 as i32,
1557 area.size.height.0 as i32,
1558 );
1559 if last_serial == serial {
1560 text_input.commit();
1561 }
1562 }
1563 } else {
1564 state.composing = false;
1565 drop(state);
1566 window.handle_ime(ImeInput::DeleteText);
1567 }
1568 }
1569 _ => {}
1570 }
1571 }
1572}
1573
1574fn linux_button_to_gpui(button: u32) -> Option<MouseButton> {
1575 // These values are coming from <linux/input-event-codes.h>.
1576 const BTN_LEFT: u32 = 0x110;
1577 const BTN_RIGHT: u32 = 0x111;
1578 const BTN_MIDDLE: u32 = 0x112;
1579 const BTN_SIDE: u32 = 0x113;
1580 const BTN_EXTRA: u32 = 0x114;
1581 const BTN_FORWARD: u32 = 0x115;
1582 const BTN_BACK: u32 = 0x116;
1583
1584 Some(match button {
1585 BTN_LEFT => MouseButton::Left,
1586 BTN_RIGHT => MouseButton::Right,
1587 BTN_MIDDLE => MouseButton::Middle,
1588 BTN_BACK | BTN_SIDE => MouseButton::Navigate(NavigationDirection::Back),
1589 BTN_FORWARD | BTN_EXTRA => MouseButton::Navigate(NavigationDirection::Forward),
1590 _ => return None,
1591 })
1592}
1593
1594impl Dispatch<wl_pointer::WlPointer, ()> for WaylandClientStatePtr {
1595 fn event(
1596 this: &mut Self,
1597 wl_pointer: &wl_pointer::WlPointer,
1598 event: wl_pointer::Event,
1599 _: &(),
1600 _: &Connection,
1601 _: &QueueHandle<Self>,
1602 ) {
1603 let mut client = this.get_client();
1604 let mut state = client.borrow_mut();
1605
1606 match event {
1607 wl_pointer::Event::Enter {
1608 serial,
1609 surface,
1610 surface_x,
1611 surface_y,
1612 ..
1613 } => {
1614 state.serial_tracker.update(SerialKind::MouseEnter, serial);
1615 state.mouse_location = Some(point(px(surface_x as f32), px(surface_y as f32)));
1616 state.button_pressed = None;
1617
1618 if let Some(window) = get_window(&mut state, &surface.id()) {
1619 state.mouse_focused_window = Some(window.clone());
1620
1621 if state.enter_token.is_some() {
1622 state.enter_token = None;
1623 }
1624 if let Some(style) = state.cursor_style {
1625 if let CursorStyle::None = style {
1626 let wl_pointer = state
1627 .wl_pointer
1628 .clone()
1629 .expect("window is focused by pointer");
1630 wl_pointer.set_cursor(serial, None, 0, 0);
1631 } else if let Some(cursor_shape_device) = &state.cursor_shape_device {
1632 cursor_shape_device.set_shape(serial, style.to_shape());
1633 } else {
1634 let scale = window.primary_output_scale();
1635 state
1636 .cursor
1637 .set_icon(wl_pointer, serial, style.to_icon_names(), scale);
1638 }
1639 }
1640 drop(state);
1641 window.set_hovered(true);
1642 }
1643 }
1644 wl_pointer::Event::Leave { .. } => {
1645 if let Some(focused_window) = state.mouse_focused_window.clone() {
1646 let input = PlatformInput::MouseExited(MouseExitEvent {
1647 position: state.mouse_location.unwrap(),
1648 pressed_button: state.button_pressed,
1649 modifiers: state.modifiers,
1650 });
1651 state.mouse_focused_window = None;
1652 state.mouse_location = None;
1653 state.button_pressed = None;
1654
1655 drop(state);
1656 focused_window.handle_input(input);
1657 focused_window.set_hovered(false);
1658 }
1659 }
1660 wl_pointer::Event::Motion {
1661 surface_x,
1662 surface_y,
1663 ..
1664 } => {
1665 if state.mouse_focused_window.is_none() {
1666 return;
1667 }
1668 state.mouse_location = Some(point(px(surface_x as f32), px(surface_y as f32)));
1669
1670 if let Some(window) = state.mouse_focused_window.clone() {
1671 if window.is_blocked() {
1672 let default_style = CursorStyle::Arrow;
1673 if state.cursor_style != Some(default_style) {
1674 let serial = state.serial_tracker.get(SerialKind::MouseEnter);
1675 state.cursor_style = Some(default_style);
1676
1677 if let Some(cursor_shape_device) = &state.cursor_shape_device {
1678 cursor_shape_device.set_shape(serial, default_style.to_shape());
1679 } else {
1680 // cursor-shape-v1 isn't supported, set the cursor using a surface.
1681 let wl_pointer = state
1682 .wl_pointer
1683 .clone()
1684 .expect("window is focused by pointer");
1685 let scale = window.primary_output_scale();
1686 state.cursor.set_icon(
1687 &wl_pointer,
1688 serial,
1689 default_style.to_icon_names(),
1690 scale,
1691 );
1692 }
1693 }
1694 }
1695 if state
1696 .keyboard_focused_window
1697 .as_ref()
1698 .is_some_and(|keyboard_window| window.ptr_eq(keyboard_window))
1699 {
1700 state.enter_token = None;
1701 }
1702 let input = PlatformInput::MouseMove(MouseMoveEvent {
1703 position: state.mouse_location.unwrap(),
1704 pressed_button: state.button_pressed,
1705 modifiers: state.modifiers,
1706 });
1707 drop(state);
1708 window.handle_input(input);
1709 }
1710 }
1711 wl_pointer::Event::Button {
1712 serial,
1713 button,
1714 state: WEnum::Value(button_state),
1715 ..
1716 } => {
1717 state.serial_tracker.update(SerialKind::MousePress, serial);
1718 let button = linux_button_to_gpui(button);
1719 let Some(button) = button else { return };
1720 if state.mouse_focused_window.is_none() {
1721 return;
1722 }
1723 match button_state {
1724 wl_pointer::ButtonState::Pressed => {
1725 if let Some(window) = state.keyboard_focused_window.clone() {
1726 if state.composing && state.text_input.is_some() {
1727 drop(state);
1728 // text_input_v3 don't have something like a reset function
1729 this.disable_ime();
1730 this.enable_ime();
1731 window.handle_ime(ImeInput::UnmarkText);
1732 state = client.borrow_mut();
1733 } else if let (Some(text), Some(compose)) =
1734 (state.pre_edit_text.take(), state.compose_state.as_mut())
1735 {
1736 compose.reset();
1737 drop(state);
1738 window.handle_ime(ImeInput::InsertText(text));
1739 state = client.borrow_mut();
1740 }
1741 }
1742 let click_elapsed = state.click.last_click.elapsed();
1743
1744 if click_elapsed < DOUBLE_CLICK_INTERVAL
1745 && state
1746 .click
1747 .last_mouse_button
1748 .is_some_and(|prev_button| prev_button == button)
1749 && is_within_click_distance(
1750 state.click.last_location,
1751 state.mouse_location.unwrap(),
1752 )
1753 {
1754 state.click.current_count += 1;
1755 } else {
1756 state.click.current_count = 1;
1757 }
1758
1759 state.click.last_click = Instant::now();
1760 state.click.last_mouse_button = Some(button);
1761 state.click.last_location = state.mouse_location.unwrap();
1762
1763 state.button_pressed = Some(button);
1764
1765 if let Some(window) = state.mouse_focused_window.clone() {
1766 let input = PlatformInput::MouseDown(MouseDownEvent {
1767 button,
1768 position: state.mouse_location.unwrap(),
1769 modifiers: state.modifiers,
1770 click_count: state.click.current_count,
1771 first_mouse: state.enter_token.take().is_some(),
1772 });
1773 drop(state);
1774 window.handle_input(input);
1775 }
1776 }
1777 wl_pointer::ButtonState::Released => {
1778 state.button_pressed = None;
1779
1780 if let Some(window) = state.mouse_focused_window.clone() {
1781 let input = PlatformInput::MouseUp(MouseUpEvent {
1782 button,
1783 position: state.mouse_location.unwrap(),
1784 modifiers: state.modifiers,
1785 click_count: state.click.current_count,
1786 });
1787 drop(state);
1788 window.handle_input(input);
1789 }
1790 }
1791 _ => {}
1792 }
1793 }
1794
1795 // Axis Events
1796 wl_pointer::Event::AxisSource {
1797 axis_source: WEnum::Value(axis_source),
1798 } => {
1799 state.axis_source = axis_source;
1800 }
1801 wl_pointer::Event::Axis {
1802 axis: WEnum::Value(axis),
1803 value,
1804 ..
1805 } => {
1806 if state.axis_source == AxisSource::Wheel {
1807 return;
1808 }
1809 let axis = if state.modifiers.shift {
1810 wl_pointer::Axis::HorizontalScroll
1811 } else {
1812 axis
1813 };
1814 let axis_modifier = match axis {
1815 wl_pointer::Axis::VerticalScroll => state.vertical_modifier,
1816 wl_pointer::Axis::HorizontalScroll => state.horizontal_modifier,
1817 _ => 1.0,
1818 };
1819 state.scroll_event_received = true;
1820 let scroll_delta = state
1821 .continuous_scroll_delta
1822 .get_or_insert(point(px(0.0), px(0.0)));
1823 let modifier = 3.0;
1824 match axis {
1825 wl_pointer::Axis::VerticalScroll => {
1826 scroll_delta.y += px(value as f32 * modifier * axis_modifier);
1827 }
1828 wl_pointer::Axis::HorizontalScroll => {
1829 scroll_delta.x += px(value as f32 * modifier * axis_modifier);
1830 }
1831 _ => unreachable!(),
1832 }
1833 }
1834 wl_pointer::Event::AxisDiscrete {
1835 axis: WEnum::Value(axis),
1836 discrete,
1837 } => {
1838 state.scroll_event_received = true;
1839 let axis = if state.modifiers.shift {
1840 wl_pointer::Axis::HorizontalScroll
1841 } else {
1842 axis
1843 };
1844 let axis_modifier = match axis {
1845 wl_pointer::Axis::VerticalScroll => state.vertical_modifier,
1846 wl_pointer::Axis::HorizontalScroll => state.horizontal_modifier,
1847 _ => 1.0,
1848 };
1849
1850 let scroll_delta = state.discrete_scroll_delta.get_or_insert(point(0.0, 0.0));
1851 match axis {
1852 wl_pointer::Axis::VerticalScroll => {
1853 scroll_delta.y += discrete as f32 * axis_modifier * SCROLL_LINES;
1854 }
1855 wl_pointer::Axis::HorizontalScroll => {
1856 scroll_delta.x += discrete as f32 * axis_modifier * SCROLL_LINES;
1857 }
1858 _ => unreachable!(),
1859 }
1860 }
1861 wl_pointer::Event::AxisValue120 {
1862 axis: WEnum::Value(axis),
1863 value120,
1864 } => {
1865 state.scroll_event_received = true;
1866 let axis = if state.modifiers.shift {
1867 wl_pointer::Axis::HorizontalScroll
1868 } else {
1869 axis
1870 };
1871 let axis_modifier = match axis {
1872 wl_pointer::Axis::VerticalScroll => state.vertical_modifier,
1873 wl_pointer::Axis::HorizontalScroll => state.horizontal_modifier,
1874 _ => unreachable!(),
1875 };
1876
1877 let scroll_delta = state.discrete_scroll_delta.get_or_insert(point(0.0, 0.0));
1878 let wheel_percent = value120 as f32 / 120.0;
1879 match axis {
1880 wl_pointer::Axis::VerticalScroll => {
1881 scroll_delta.y += wheel_percent * axis_modifier * SCROLL_LINES;
1882 }
1883 wl_pointer::Axis::HorizontalScroll => {
1884 scroll_delta.x += wheel_percent * axis_modifier * SCROLL_LINES;
1885 }
1886 _ => unreachable!(),
1887 }
1888 }
1889 wl_pointer::Event::Frame => {
1890 if state.scroll_event_received {
1891 state.scroll_event_received = false;
1892 let continuous = state.continuous_scroll_delta.take();
1893 let discrete = state.discrete_scroll_delta.take();
1894 if let Some(continuous) = continuous {
1895 if let Some(window) = state.mouse_focused_window.clone() {
1896 let input = PlatformInput::ScrollWheel(ScrollWheelEvent {
1897 position: state.mouse_location.unwrap(),
1898 delta: ScrollDelta::Pixels(continuous),
1899 modifiers: state.modifiers,
1900 touch_phase: TouchPhase::Moved,
1901 });
1902 drop(state);
1903 window.handle_input(input);
1904 }
1905 } else if let Some(discrete) = discrete
1906 && let Some(window) = state.mouse_focused_window.clone()
1907 {
1908 let input = PlatformInput::ScrollWheel(ScrollWheelEvent {
1909 position: state.mouse_location.unwrap(),
1910 delta: ScrollDelta::Lines(discrete),
1911 modifiers: state.modifiers,
1912 touch_phase: TouchPhase::Moved,
1913 });
1914 drop(state);
1915 window.handle_input(input);
1916 }
1917 }
1918 }
1919 _ => {}
1920 }
1921 }
1922}
1923
1924impl Dispatch<wp_fractional_scale_v1::WpFractionalScaleV1, ObjectId> for WaylandClientStatePtr {
1925 fn event(
1926 this: &mut Self,
1927 _: &wp_fractional_scale_v1::WpFractionalScaleV1,
1928 event: <wp_fractional_scale_v1::WpFractionalScaleV1 as Proxy>::Event,
1929 surface_id: &ObjectId,
1930 _: &Connection,
1931 _: &QueueHandle<Self>,
1932 ) {
1933 let client = this.get_client();
1934 let mut state = client.borrow_mut();
1935
1936 let Some(window) = get_window(&mut state, surface_id) else {
1937 return;
1938 };
1939
1940 drop(state);
1941 window.handle_fractional_scale_event(event);
1942 }
1943}
1944
1945impl Dispatch<zxdg_toplevel_decoration_v1::ZxdgToplevelDecorationV1, ObjectId>
1946 for WaylandClientStatePtr
1947{
1948 fn event(
1949 this: &mut Self,
1950 _: &zxdg_toplevel_decoration_v1::ZxdgToplevelDecorationV1,
1951 event: zxdg_toplevel_decoration_v1::Event,
1952 surface_id: &ObjectId,
1953 _: &Connection,
1954 _: &QueueHandle<Self>,
1955 ) {
1956 let client = this.get_client();
1957 let mut state = client.borrow_mut();
1958 let Some(window) = get_window(&mut state, surface_id) else {
1959 return;
1960 };
1961
1962 drop(state);
1963 window.handle_toplevel_decoration_event(event);
1964 }
1965}
1966
1967impl Dispatch<wl_data_device::WlDataDevice, ()> for WaylandClientStatePtr {
1968 fn event(
1969 this: &mut Self,
1970 _: &wl_data_device::WlDataDevice,
1971 event: wl_data_device::Event,
1972 _: &(),
1973 _: &Connection,
1974 _: &QueueHandle<Self>,
1975 ) {
1976 let client = this.get_client();
1977 let mut state = client.borrow_mut();
1978
1979 match event {
1980 // Clipboard
1981 wl_data_device::Event::DataOffer { id: data_offer } => {
1982 state.data_offers.push(DataOffer::new(data_offer));
1983 if state.data_offers.len() > 2 {
1984 // At most we store a clipboard offer and a drag and drop offer.
1985 state.data_offers.remove(0).inner.destroy();
1986 }
1987 }
1988 wl_data_device::Event::Selection { id: data_offer } => {
1989 if let Some(offer) = data_offer {
1990 let offer = state
1991 .data_offers
1992 .iter()
1993 .find(|wrapper| wrapper.inner.id() == offer.id());
1994 let offer = offer.cloned();
1995 state.clipboard.set_offer(offer);
1996 } else {
1997 state.clipboard.set_offer(None);
1998 }
1999 }
2000
2001 // Drag and drop
2002 wl_data_device::Event::Enter {
2003 serial,
2004 surface,
2005 x,
2006 y,
2007 id: data_offer,
2008 } => {
2009 state.serial_tracker.update(SerialKind::DataDevice, serial);
2010 if let Some(data_offer) = data_offer {
2011 let Some(drag_window) = get_window(&mut state, &surface.id()) else {
2012 return;
2013 };
2014
2015 const ACTIONS: DndAction = DndAction::Copy;
2016 data_offer.set_actions(ACTIONS, ACTIONS);
2017
2018 let pipe = Pipe::new().unwrap();
2019 data_offer.receive(FILE_LIST_MIME_TYPE.to_string(), unsafe {
2020 BorrowedFd::borrow_raw(pipe.write.as_raw_fd())
2021 });
2022 let fd = pipe.read;
2023 drop(pipe.write);
2024
2025 let read_task = state.common.background_executor.spawn(async {
2026 let buffer = unsafe { read_fd(fd)? };
2027 let text = String::from_utf8(buffer)?;
2028 anyhow::Ok(text)
2029 });
2030
2031 let this = this.clone();
2032 state
2033 .common
2034 .foreground_executor
2035 .spawn(async move {
2036 let file_list = match read_task.await {
2037 Ok(list) => list,
2038 Err(err) => {
2039 log::error!("error reading drag and drop pipe: {err:?}");
2040 return;
2041 }
2042 };
2043
2044 let paths: SmallVec<[_; 2]> = file_list
2045 .lines()
2046 .filter_map(|path| Url::parse(path).log_err())
2047 .filter_map(|url| url.to_file_path().log_err())
2048 .collect();
2049 let position = Point::new(x.into(), y.into());
2050
2051 // Prevent dropping text from other programs.
2052 if paths.is_empty() {
2053 data_offer.destroy();
2054 return;
2055 }
2056
2057 let input = PlatformInput::FileDrop(FileDropEvent::Entered {
2058 position,
2059 paths: crate::ExternalPaths(paths),
2060 });
2061
2062 let client = this.get_client();
2063 let mut state = client.borrow_mut();
2064 state.drag.data_offer = Some(data_offer);
2065 state.drag.window = Some(drag_window.clone());
2066 state.drag.position = position;
2067
2068 drop(state);
2069 drag_window.handle_input(input);
2070 })
2071 .detach();
2072 }
2073 }
2074 wl_data_device::Event::Motion { x, y, .. } => {
2075 let Some(drag_window) = state.drag.window.clone() else {
2076 return;
2077 };
2078 let position = Point::new(x.into(), y.into());
2079 state.drag.position = position;
2080
2081 let input = PlatformInput::FileDrop(FileDropEvent::Pending { position });
2082 drop(state);
2083 drag_window.handle_input(input);
2084 }
2085 wl_data_device::Event::Leave => {
2086 let Some(drag_window) = state.drag.window.clone() else {
2087 return;
2088 };
2089 let data_offer = state.drag.data_offer.clone().unwrap();
2090 data_offer.destroy();
2091
2092 state.drag.data_offer = None;
2093 state.drag.window = None;
2094
2095 let input = PlatformInput::FileDrop(FileDropEvent::Exited {});
2096 drop(state);
2097 drag_window.handle_input(input);
2098 }
2099 wl_data_device::Event::Drop => {
2100 let Some(drag_window) = state.drag.window.clone() else {
2101 return;
2102 };
2103 let data_offer = state.drag.data_offer.clone().unwrap();
2104 data_offer.finish();
2105 data_offer.destroy();
2106
2107 state.drag.data_offer = None;
2108 state.drag.window = None;
2109
2110 let input = PlatformInput::FileDrop(FileDropEvent::Submit {
2111 position: state.drag.position,
2112 });
2113 drop(state);
2114 drag_window.handle_input(input);
2115 }
2116 _ => {}
2117 }
2118 }
2119
2120 event_created_child!(WaylandClientStatePtr, wl_data_device::WlDataDevice, [
2121 wl_data_device::EVT_DATA_OFFER_OPCODE => (wl_data_offer::WlDataOffer, ()),
2122 ]);
2123}
2124
2125impl Dispatch<wl_data_offer::WlDataOffer, ()> for WaylandClientStatePtr {
2126 fn event(
2127 this: &mut Self,
2128 data_offer: &wl_data_offer::WlDataOffer,
2129 event: wl_data_offer::Event,
2130 _: &(),
2131 _: &Connection,
2132 _: &QueueHandle<Self>,
2133 ) {
2134 let client = this.get_client();
2135 let mut state = client.borrow_mut();
2136
2137 if let wl_data_offer::Event::Offer { mime_type } = event {
2138 // Drag and drop
2139 if mime_type == FILE_LIST_MIME_TYPE {
2140 let serial = state.serial_tracker.get(SerialKind::DataDevice);
2141 let mime_type = mime_type.clone();
2142 data_offer.accept(serial, Some(mime_type));
2143 }
2144
2145 // Clipboard
2146 if let Some(offer) = state
2147 .data_offers
2148 .iter_mut()
2149 .find(|wrapper| wrapper.inner.id() == data_offer.id())
2150 {
2151 offer.add_mime_type(mime_type);
2152 }
2153 }
2154 }
2155}
2156
2157impl Dispatch<wl_data_source::WlDataSource, ()> for WaylandClientStatePtr {
2158 fn event(
2159 this: &mut Self,
2160 data_source: &wl_data_source::WlDataSource,
2161 event: wl_data_source::Event,
2162 _: &(),
2163 _: &Connection,
2164 _: &QueueHandle<Self>,
2165 ) {
2166 let client = this.get_client();
2167 let mut state = client.borrow_mut();
2168
2169 match event {
2170 wl_data_source::Event::Send { mime_type, fd } => {
2171 state.clipboard.send(mime_type, fd);
2172 }
2173 wl_data_source::Event::Cancelled => {
2174 data_source.destroy();
2175 }
2176 _ => {}
2177 }
2178 }
2179}
2180
2181impl Dispatch<zwp_primary_selection_device_v1::ZwpPrimarySelectionDeviceV1, ()>
2182 for WaylandClientStatePtr
2183{
2184 fn event(
2185 this: &mut Self,
2186 _: &zwp_primary_selection_device_v1::ZwpPrimarySelectionDeviceV1,
2187 event: zwp_primary_selection_device_v1::Event,
2188 _: &(),
2189 _: &Connection,
2190 _: &QueueHandle<Self>,
2191 ) {
2192 let client = this.get_client();
2193 let mut state = client.borrow_mut();
2194
2195 match event {
2196 zwp_primary_selection_device_v1::Event::DataOffer { offer } => {
2197 let old_offer = state.primary_data_offer.replace(DataOffer::new(offer));
2198 if let Some(old_offer) = old_offer {
2199 old_offer.inner.destroy();
2200 }
2201 }
2202 zwp_primary_selection_device_v1::Event::Selection { id: data_offer } => {
2203 if data_offer.is_some() {
2204 let offer = state.primary_data_offer.clone();
2205 state.clipboard.set_primary_offer(offer);
2206 } else {
2207 state.clipboard.set_primary_offer(None);
2208 }
2209 }
2210 _ => {}
2211 }
2212 }
2213
2214 event_created_child!(WaylandClientStatePtr, zwp_primary_selection_device_v1::ZwpPrimarySelectionDeviceV1, [
2215 zwp_primary_selection_device_v1::EVT_DATA_OFFER_OPCODE => (zwp_primary_selection_offer_v1::ZwpPrimarySelectionOfferV1, ()),
2216 ]);
2217}
2218
2219impl Dispatch<zwp_primary_selection_offer_v1::ZwpPrimarySelectionOfferV1, ()>
2220 for WaylandClientStatePtr
2221{
2222 fn event(
2223 this: &mut Self,
2224 _data_offer: &zwp_primary_selection_offer_v1::ZwpPrimarySelectionOfferV1,
2225 event: zwp_primary_selection_offer_v1::Event,
2226 _: &(),
2227 _: &Connection,
2228 _: &QueueHandle<Self>,
2229 ) {
2230 let client = this.get_client();
2231 let mut state = client.borrow_mut();
2232
2233 if let zwp_primary_selection_offer_v1::Event::Offer { mime_type } = event
2234 && let Some(offer) = state.primary_data_offer.as_mut()
2235 {
2236 offer.add_mime_type(mime_type);
2237 }
2238 }
2239}
2240
2241impl Dispatch<zwp_primary_selection_source_v1::ZwpPrimarySelectionSourceV1, ()>
2242 for WaylandClientStatePtr
2243{
2244 fn event(
2245 this: &mut Self,
2246 selection_source: &zwp_primary_selection_source_v1::ZwpPrimarySelectionSourceV1,
2247 event: zwp_primary_selection_source_v1::Event,
2248 _: &(),
2249 _: &Connection,
2250 _: &QueueHandle<Self>,
2251 ) {
2252 let client = this.get_client();
2253 let mut state = client.borrow_mut();
2254
2255 match event {
2256 zwp_primary_selection_source_v1::Event::Send { mime_type, fd } => {
2257 state.clipboard.send_primary(mime_type, fd);
2258 }
2259 zwp_primary_selection_source_v1::Event::Cancelled => {
2260 selection_source.destroy();
2261 }
2262 _ => {}
2263 }
2264 }
2265}
2266
2267impl Dispatch<XdgWmDialogV1, ()> for WaylandClientStatePtr {
2268 fn event(
2269 _: &mut Self,
2270 _: &XdgWmDialogV1,
2271 _: <XdgWmDialogV1 as Proxy>::Event,
2272 _: &(),
2273 _: &Connection,
2274 _: &QueueHandle<Self>,
2275 ) {
2276 }
2277}
2278
2279impl Dispatch<XdgDialogV1, ()> for WaylandClientStatePtr {
2280 fn event(
2281 _state: &mut Self,
2282 _proxy: &XdgDialogV1,
2283 _event: <XdgDialogV1 as Proxy>::Event,
2284 _data: &(),
2285 _conn: &Connection,
2286 _qhandle: &QueueHandle<Self>,
2287 ) {
2288 }
2289}