client.rs

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