1377 lines
42 KiB
Rust
1377 lines
42 KiB
Rust
use {
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crate::{
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backend::{AxisSource, KeyState, ScrollAxis, AXIS_120},
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cursor::KnownCursor,
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fixed::Fixed,
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ifs::{
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ipc,
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ipc::wl_data_source::WlDataSource,
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wl_seat::{
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wl_pointer::PendingScroll, Dnd, DroppedDnd, NodeSeatState, WlSeatError,
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WlSeatGlobal, BTN_LEFT, BTN_RIGHT, CHANGE_CURSOR_MOVED, CHANGE_TREE,
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},
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wl_surface::{dnd_icon::DndIcon, WlSurface},
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xdg_toplevel_drag_v1::XdgToplevelDragV1,
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},
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rect::Rect,
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tree::{
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move_ws_to_output, ContainerNode, ContainerSplit, ContainingNode, FindTreeUsecase,
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FoundNode, Node, PlaceholderNode, TddType, ToplevelNode, WorkspaceDragDestination,
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WorkspaceNode, WsMoveConfig,
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},
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utils::{clonecell::CloneCell, smallmap::SmallMap},
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},
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std::{
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cell::Cell,
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rc::{Rc, Weak},
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},
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};
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pub struct PointerOwnerHolder {
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default: Rc<SimplePointerOwner<DefaultPointerUsecase>>,
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owner: CloneCell<Rc<dyn PointerOwner>>,
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pending_scroll: PendingScroll,
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}
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pub trait ToplevelSelector: 'static {
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fn set(&self, toplevel: Rc<dyn ToplevelNode>);
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}
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pub trait WorkspaceSelector: 'static {
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fn set(&self, ws: Rc<WorkspaceNode>);
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}
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impl Default for PointerOwnerHolder {
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fn default() -> Self {
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let default = Rc::new(SimplePointerOwner {
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usecase: DefaultPointerUsecase,
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});
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Self {
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default: default.clone(),
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owner: CloneCell::new(default.clone()),
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pending_scroll: Default::default(),
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}
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}
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}
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impl PointerOwnerHolder {
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pub fn button(&self, seat: &Rc<WlSeatGlobal>, time_usec: u64, button: u32, state: KeyState) {
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self.owner.get().button(seat, time_usec, button, state)
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}
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pub fn axis_source(&self, axis_source: AxisSource) {
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self.pending_scroll.source.set(Some(axis_source as _));
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}
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pub fn axis_120(&self, delta: i32, axis: ScrollAxis, inverted: bool) {
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self.pending_scroll.v120[axis as usize].set(Some(delta));
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self.pending_scroll.inverted[axis as usize].set(inverted);
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}
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pub fn axis_px(&self, delta: Fixed, axis: ScrollAxis, inverted: bool) {
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self.pending_scroll.px[axis as usize].set(Some(delta));
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self.pending_scroll.inverted[axis as usize].set(inverted);
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}
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pub fn axis_stop(&self, axis: ScrollAxis) {
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self.pending_scroll.stop[axis as usize].set(true);
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}
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pub fn frame(&self, px_per_scroll_wheel: f64, seat: &Rc<WlSeatGlobal>, time_usec: u64) {
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self.pending_scroll.time_usec.set(time_usec);
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let pending = self.pending_scroll.take();
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for axis in 0..2 {
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if let Some(dist) = pending.v120[axis].get() {
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let px = (dist as f64 / AXIS_120 as f64) * px_per_scroll_wheel;
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pending.px[axis].set(Some(Fixed::from_f64(px)));
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}
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}
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seat.for_each_ei_seat(|ei_seat| {
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ei_seat.handle_pending_scroll(time_usec, &pending);
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});
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seat.state.for_each_seat_tester(|t| {
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t.send_axis(seat.id, time_usec, &pending);
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});
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if let Some(node) = self.owner.get().axis_node(seat) {
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node.node_on_axis_event(seat, &pending);
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}
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}
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pub fn relative_motion(
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&self,
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seat: &Rc<WlSeatGlobal>,
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time_usec: u64,
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dx: Fixed,
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dy: Fixed,
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dx_unaccelerated: Fixed,
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dy_unaccelerated: Fixed,
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) {
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if let Some(n) = self.owner.get().axis_node(seat) {
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n.node_on_pointer_relative_motion(
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seat,
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time_usec,
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dx,
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dy,
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dx_unaccelerated,
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dy_unaccelerated,
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);
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}
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}
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pub fn apply_changes(&self, seat: &Rc<WlSeatGlobal>) {
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self.owner.get().apply_changes(seat)
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}
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pub fn start_drag(
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&self,
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seat: &Rc<WlSeatGlobal>,
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origin: &Rc<WlSurface>,
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source: Option<Rc<WlDataSource>>,
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icon: Option<Rc<DndIcon>>,
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serial: u64,
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) -> Result<(), WlSeatError> {
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self.owner
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.get()
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.start_drag(seat, origin, source, icon, serial)
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}
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pub fn cancel_dnd(&self, seat: &Rc<WlSeatGlobal>) {
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self.owner.get().cancel_dnd(seat)
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}
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pub fn revert_to_default(&self, seat: &Rc<WlSeatGlobal>) {
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self.owner.get().revert_to_default(seat)
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}
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pub fn grab_node_removed(&self, seat: &Rc<WlSeatGlobal>) {
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self.owner.get().grab_node_removed(seat);
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}
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pub fn dnd_target_removed(&self, seat: &Rc<WlSeatGlobal>) {
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self.owner.get().dnd_target_removed(seat);
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}
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pub fn dnd_icon(&self) -> Option<Rc<DndIcon>> {
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self.owner.get().dnd_icon()
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}
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pub fn toplevel_drag(&self) -> Option<Rc<XdgToplevelDragV1>> {
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self.owner.get().toplevel_drag()
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}
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pub fn remove_dnd_icon(&self) {
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self.owner.get().remove_dnd_icon()
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}
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pub fn clear(&self) {
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self.owner.set(self.default.clone());
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}
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fn set_default_pointer_owner(&self, seat: &Rc<WlSeatGlobal>) {
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seat.pointer_owner.owner.set(self.default.clone());
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seat.changes.or_assign(CHANGE_CURSOR_MOVED);
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}
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fn select_element(&self, seat: &Rc<WlSeatGlobal>, usecase: impl SimplePointerOwnerUsecase) {
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self.revert_to_default(seat);
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if let Some(node) = seat.pointer_stack.borrow().last() {
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usecase.node_focus(seat, node);
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}
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self.owner.set(Rc::new(SimplePointerOwner { usecase }));
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seat.trigger_tree_changed(false);
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}
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pub fn select_toplevel(&self, seat: &Rc<WlSeatGlobal>, selector: impl ToplevelSelector) {
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let usecase = Rc::new(SelectToplevelUsecase {
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seat: Rc::downgrade(seat),
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selector,
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latest: Default::default(),
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});
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self.select_element(seat, usecase)
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}
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pub fn select_workspace(&self, seat: &Rc<WlSeatGlobal>, selector: impl WorkspaceSelector) {
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let usecase = Rc::new(SelectWorkspaceUsecase {
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seat: Rc::downgrade(seat),
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selector,
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latest: Default::default(),
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});
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self.select_element(seat, usecase)
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}
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pub fn set_window_management_enabled(&self, seat: &Rc<WlSeatGlobal>, enabled: bool) {
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let owner = self.owner.get();
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if enabled {
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owner.enable_window_management(seat);
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} else {
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owner.disable_window_management(seat);
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}
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}
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pub fn start_tile_drag(&self, seat: &Rc<WlSeatGlobal>, tl: &Rc<dyn ToplevelNode>) {
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self.owner.get().start_tile_drag(seat, tl);
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}
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pub fn start_workspace_drag(&self, seat: &Rc<WlSeatGlobal>, ws: &Rc<WorkspaceNode>) {
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self.owner.get().start_workspace_drag(seat, ws);
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}
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}
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trait PointerOwner {
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fn button(&self, seat: &Rc<WlSeatGlobal>, time_usec: u64, button: u32, state: KeyState);
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fn axis_node(&self, seat: &Rc<WlSeatGlobal>) -> Option<Rc<dyn Node>> {
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let _ = seat;
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None
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}
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fn apply_changes(&self, seat: &Rc<WlSeatGlobal>);
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fn start_drag(
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&self,
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seat: &Rc<WlSeatGlobal>,
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origin: &Rc<WlSurface>,
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source: Option<Rc<WlDataSource>>,
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icon: Option<Rc<DndIcon>>,
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serial: u64,
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) -> Result<(), WlSeatError> {
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let _ = origin;
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let _ = icon;
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let _ = serial;
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if let Some(src) = source {
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src.send_cancelled(seat);
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}
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Ok(())
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}
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fn cancel_dnd(&self, seat: &Rc<WlSeatGlobal>) {
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seat.dropped_dnd.borrow_mut().take();
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}
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fn revert_to_default(&self, seat: &Rc<WlSeatGlobal>);
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fn grab_node_removed(&self, seat: &Rc<WlSeatGlobal>) {
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self.revert_to_default(seat);
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}
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fn dnd_target_removed(&self, seat: &Rc<WlSeatGlobal>) {
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self.cancel_dnd(seat);
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}
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fn dnd_icon(&self) -> Option<Rc<DndIcon>> {
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None
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}
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fn toplevel_drag(&self) -> Option<Rc<XdgToplevelDragV1>> {
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None
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}
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fn remove_dnd_icon(&self) {
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// nothing
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}
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fn enable_window_management(&self, seat: &Rc<WlSeatGlobal>) {
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let _ = seat;
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}
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fn disable_window_management(&self, seat: &Rc<WlSeatGlobal>) {
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let _ = seat;
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}
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fn start_tile_drag(&self, seat: &Rc<WlSeatGlobal>, tl: &Rc<dyn ToplevelNode>) {
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let _ = seat;
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let _ = tl;
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}
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fn start_workspace_drag(&self, seat: &Rc<WlSeatGlobal>, ws: &Rc<WorkspaceNode>) {
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let _ = seat;
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let _ = ws;
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}
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}
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struct SimplePointerOwner<T> {
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usecase: T,
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}
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struct SimpleGrabPointerOwner<T> {
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usecase: T,
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buttons: SmallMap<u32, (), 1>,
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node: Rc<dyn Node>,
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serial: u64,
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}
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struct DndPointerOwner {
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button: u32,
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dnd: Dnd,
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target: CloneCell<Rc<dyn Node>>,
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icon: CloneCell<Option<Rc<DndIcon>>>,
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pos_x: Cell<Fixed>,
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pos_y: Cell<Fixed>,
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}
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#[derive(Copy, Clone)]
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struct DefaultPointerUsecase;
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struct SelectToplevelUsecase<S: ?Sized> {
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seat: Weak<WlSeatGlobal>,
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latest: CloneCell<Option<Rc<dyn ToplevelNode>>>,
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selector: S,
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}
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struct SelectWorkspaceUsecase<S: ?Sized> {
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seat: Weak<WlSeatGlobal>,
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latest: CloneCell<Option<Rc<WorkspaceNode>>>,
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selector: S,
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}
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#[derive(Copy, Clone)]
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struct WindowManagementUsecase;
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impl<T: SimplePointerOwnerUsecase> PointerOwner for SimplePointerOwner<T> {
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fn button(&self, seat: &Rc<WlSeatGlobal>, time_usec: u64, button: u32, state: KeyState) {
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if state != KeyState::Pressed {
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return;
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}
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let pn = match seat.pointer_node() {
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Some(n) => n,
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_ => return,
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};
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if self.usecase.default_button(self, seat, button, &pn) {
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return;
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}
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let serial = seat.state.next_serial(pn.node_client().as_deref());
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seat.pointer_owner
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.owner
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.set(Rc::new(SimpleGrabPointerOwner {
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usecase: self.usecase.clone(),
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buttons: SmallMap::new_with(button, ()),
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node: pn.clone(),
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serial,
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}));
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pn.node_seat_state().add_pointer_grab(seat);
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seat.handle_node_button(pn, time_usec, button, state, serial);
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}
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fn axis_node(&self, seat: &Rc<WlSeatGlobal>) -> Option<Rc<dyn Node>> {
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seat.pointer_node()
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}
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fn apply_changes(&self, seat: &Rc<WlSeatGlobal>) {
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let (x, y) = seat.pointer_cursor.position();
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let mut found_tree = seat.found_tree.borrow_mut();
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let mut stack = seat.pointer_stack.borrow_mut();
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let x_int = x.round_down();
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let y_int = y.round_down();
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found_tree.push(FoundNode {
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node: seat.state.root.clone(),
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x: x_int,
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y: y_int,
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});
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seat.state
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.root
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.node_find_tree_at(x_int, y_int, &mut found_tree, T::FIND_TREE_USECASE);
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let mut divergence = found_tree.len().min(stack.len());
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for (i, (found, stack)) in found_tree.iter().zip(stack.iter()).enumerate() {
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if found.node.node_id() != stack.node_id() {
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divergence = i;
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break;
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}
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}
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let psm = seat.pointer_stack_modified.replace(false);
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if !psm && (stack.len(), found_tree.len()) == (divergence, divergence) {
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if let Some(node) = found_tree.last() {
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node.node.clone().node_on_pointer_motion(
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seat,
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x.apply_fract(node.x),
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y.apply_fract(node.y),
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);
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}
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} else {
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if let Some(last) = stack.last() {
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last.node_on_pointer_unfocus(seat);
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}
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for old in stack.drain(divergence..).rev() {
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old.node_on_leave(seat);
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old.node_seat_state().leave(seat);
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}
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if found_tree.len() == divergence {
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if let Some(node) = found_tree.last() {
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node.node.clone().node_on_pointer_motion(
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seat,
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x.apply_fract(node.x),
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y.apply_fract(node.y),
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);
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}
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} else {
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for new in found_tree.drain(divergence..) {
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new.node.node_seat_state().enter(seat);
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new.node.clone().node_on_pointer_enter(
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seat,
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x.apply_fract(new.x),
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y.apply_fract(new.y),
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);
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stack.push(new.node);
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}
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}
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if let Some(node) = stack.last() {
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node.node_on_pointer_focus(seat);
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self.usecase.node_focus(seat, node);
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}
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}
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found_tree.clear();
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}
|
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fn revert_to_default(&self, seat: &Rc<WlSeatGlobal>) {
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if !T::IS_DEFAULT {
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seat.pointer_owner.set_default_pointer_owner(seat);
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seat.trigger_tree_changed(false);
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}
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}
|
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|
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fn enable_window_management(&self, seat: &Rc<WlSeatGlobal>) {
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if !T::IS_DEFAULT {
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return;
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}
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seat.pointer_owner.owner.set(Rc::new(SimplePointerOwner {
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usecase: WindowManagementUsecase,
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}));
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seat.changes.or_assign(CHANGE_TREE);
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seat.apply_changes();
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}
|
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|
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fn disable_window_management(&self, seat: &Rc<WlSeatGlobal>) {
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self.usecase.disable_window_management(seat);
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}
|
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}
|
|
|
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impl<T: SimplePointerOwnerUsecase> PointerOwner for SimpleGrabPointerOwner<T> {
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fn button(&self, seat: &Rc<WlSeatGlobal>, time_usec: u64, button: u32, state: KeyState) {
|
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match state {
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KeyState::Released => {
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self.buttons.remove(&button);
|
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if self.buttons.is_empty() {
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self.node.node_seat_state().remove_pointer_grab(seat);
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// log::info!("button");
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self.usecase.release_grab(seat);
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seat.tree_changed.trigger();
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}
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}
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KeyState::Pressed => {
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self.buttons.insert(button, ());
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}
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}
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let serial = seat.state.next_serial(self.node.node_client().as_deref());
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seat.handle_node_button(self.node.clone(), time_usec, button, state, serial);
|
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}
|
|
|
|
fn axis_node(&self, _seat: &Rc<WlSeatGlobal>) -> Option<Rc<dyn Node>> {
|
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Some(self.node.clone())
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}
|
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|
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fn apply_changes(&self, seat: &Rc<WlSeatGlobal>) {
|
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let (x, y) = seat.pointer_cursor.position();
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let pos = self.node.node_absolute_position();
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let (x_int, y_int) = pos.translate(x.round_down(), y.round_down());
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// log::info!("apply_changes");
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self.node
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.clone()
|
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.node_on_pointer_motion(seat, x.apply_fract(x_int), y.apply_fract(y_int));
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|
}
|
|
|
|
fn start_drag(
|
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&self,
|
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seat: &Rc<WlSeatGlobal>,
|
|
origin: &Rc<WlSurface>,
|
|
src: Option<Rc<WlDataSource>>,
|
|
icon: Option<Rc<DndIcon>>,
|
|
serial: u64,
|
|
) -> Result<(), WlSeatError> {
|
|
self.usecase
|
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.start_drag(self, seat, origin, src, icon, serial)
|
|
}
|
|
|
|
fn revert_to_default(&self, seat: &Rc<WlSeatGlobal>) {
|
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self.node.node_seat_state().remove_pointer_grab(seat);
|
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seat.pointer_owner.set_default_pointer_owner(seat);
|
|
}
|
|
|
|
fn start_tile_drag(&self, seat: &Rc<WlSeatGlobal>, tl: &Rc<dyn ToplevelNode>) {
|
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self.usecase.start_tile_drag(self, seat, tl);
|
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}
|
|
|
|
fn start_workspace_drag(&self, seat: &Rc<WlSeatGlobal>, ws: &Rc<WorkspaceNode>) {
|
|
self.usecase.start_workspace_drag(self, seat, ws);
|
|
}
|
|
}
|
|
|
|
impl PointerOwner for DndPointerOwner {
|
|
fn button(&self, seat: &Rc<WlSeatGlobal>, _time_usec: u64, button: u32, state: KeyState) {
|
|
if button != self.button || state != KeyState::Released {
|
|
return;
|
|
}
|
|
let target = self.target.get();
|
|
target.node_on_dnd_drop(&self.dnd);
|
|
if let Some(src) = &self.dnd.src {
|
|
src.on_drop();
|
|
}
|
|
let should_drop = match &self.dnd.src {
|
|
None => true,
|
|
Some(s) => s.can_drop(),
|
|
};
|
|
if should_drop {
|
|
*seat.dropped_dnd.borrow_mut() = Some(DroppedDnd {
|
|
dnd: self.dnd.clone(),
|
|
});
|
|
}
|
|
target.node_on_dnd_leave(&self.dnd);
|
|
target.node_seat_state().remove_dnd_target(seat);
|
|
if !should_drop {
|
|
if let Some(src) = &self.dnd.src {
|
|
ipc::detach_seat(&**src, seat);
|
|
}
|
|
}
|
|
if let Some(icon) = self.icon.get() {
|
|
icon.disable();
|
|
}
|
|
seat.pointer_owner.set_default_pointer_owner(seat);
|
|
seat.tree_changed.trigger();
|
|
if let Some(src) = &self.dnd.src {
|
|
src.finish_toplevel_drag(seat);
|
|
}
|
|
}
|
|
|
|
fn apply_changes(&self, seat: &Rc<WlSeatGlobal>) {
|
|
let (x, y) = seat.pointer_cursor.position();
|
|
let (x_int, y_int) = (x.round_down(), y.round_down());
|
|
let (node, x_int, y_int) = {
|
|
let mut found_tree = seat.found_tree.borrow_mut();
|
|
found_tree.push(FoundNode {
|
|
node: seat.state.root.clone(),
|
|
x: x_int,
|
|
y: y_int,
|
|
});
|
|
seat.state
|
|
.root
|
|
.node_find_tree_at(x_int, y_int, &mut found_tree, FindTreeUsecase::None);
|
|
let FoundNode { node, x, y } = found_tree.pop().unwrap();
|
|
found_tree.clear();
|
|
(node, x, y)
|
|
};
|
|
let (x, y) = (x.apply_fract(x_int), y.apply_fract(y_int));
|
|
let mut target = self.target.get();
|
|
if node.node_id() != target.node_id() {
|
|
target.node_on_dnd_leave(&self.dnd);
|
|
target.node_seat_state().remove_dnd_target(seat);
|
|
target = node;
|
|
target.node_on_dnd_enter(
|
|
&self.dnd,
|
|
x,
|
|
y,
|
|
seat.state.next_serial(target.node_client().as_deref()),
|
|
);
|
|
target.node_seat_state().add_dnd_target(seat);
|
|
self.target.set(target);
|
|
} else if (self.pos_x.get(), self.pos_y.get()) != (x, y) {
|
|
node.node_on_dnd_motion(&self.dnd, seat.pos_time_usec.get(), x, y);
|
|
}
|
|
self.pos_x.set(x);
|
|
self.pos_y.set(y);
|
|
}
|
|
|
|
fn cancel_dnd(&self, seat: &Rc<WlSeatGlobal>) {
|
|
let target = self.target.get();
|
|
target.node_on_dnd_leave(&self.dnd);
|
|
target.node_seat_state().remove_dnd_target(seat);
|
|
if let Some(src) = &self.dnd.src {
|
|
ipc::detach_seat(&**src, seat);
|
|
}
|
|
if let Some(icon) = self.icon.get() {
|
|
icon.disable();
|
|
}
|
|
seat.pointer_owner.set_default_pointer_owner(seat);
|
|
seat.tree_changed.trigger();
|
|
}
|
|
|
|
fn revert_to_default(&self, seat: &Rc<WlSeatGlobal>) {
|
|
self.cancel_dnd(seat)
|
|
}
|
|
|
|
fn dnd_target_removed(&self, seat: &Rc<WlSeatGlobal>) {
|
|
self.target.get().node_on_dnd_leave(&self.dnd);
|
|
self.target.set(seat.state.root.clone());
|
|
seat.state.tree_changed();
|
|
}
|
|
|
|
fn dnd_icon(&self) -> Option<Rc<DndIcon>> {
|
|
self.icon.get()
|
|
}
|
|
|
|
fn toplevel_drag(&self) -> Option<Rc<XdgToplevelDragV1>> {
|
|
if let Some(src) = &self.dnd.src {
|
|
src.toplevel_drag.get()
|
|
} else {
|
|
None
|
|
}
|
|
}
|
|
|
|
fn remove_dnd_icon(&self) {
|
|
self.icon.set(None);
|
|
}
|
|
}
|
|
|
|
trait SimplePointerOwnerUsecase: Sized + Clone + 'static {
|
|
const FIND_TREE_USECASE: FindTreeUsecase;
|
|
const IS_DEFAULT: bool;
|
|
|
|
fn default_button(
|
|
&self,
|
|
spo: &SimplePointerOwner<Self>,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
button: u32,
|
|
pn: &Rc<dyn Node>,
|
|
) -> bool;
|
|
|
|
fn start_drag(
|
|
&self,
|
|
grab: &SimpleGrabPointerOwner<Self>,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
origin: &Rc<WlSurface>,
|
|
src: Option<Rc<WlDataSource>>,
|
|
icon: Option<Rc<DndIcon>>,
|
|
serial: u64,
|
|
) -> Result<(), WlSeatError> {
|
|
let _ = grab;
|
|
let _ = origin;
|
|
let _ = icon;
|
|
let _ = serial;
|
|
if let Some(src) = src {
|
|
src.send_cancelled(seat);
|
|
}
|
|
Ok(())
|
|
}
|
|
|
|
fn release_grab(&self, seat: &Rc<WlSeatGlobal>);
|
|
|
|
fn node_focus(&self, seat: &Rc<WlSeatGlobal>, node: &Rc<dyn Node>) {
|
|
let _ = seat;
|
|
let _ = node;
|
|
}
|
|
|
|
fn disable_window_management(&self, seat: &Rc<WlSeatGlobal>) {
|
|
let _ = seat;
|
|
}
|
|
|
|
fn start_tile_drag(
|
|
&self,
|
|
grab: &SimpleGrabPointerOwner<Self>,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
tl: &Rc<dyn ToplevelNode>,
|
|
) {
|
|
let _ = grab;
|
|
let _ = seat;
|
|
let _ = tl;
|
|
}
|
|
|
|
fn start_workspace_drag(
|
|
&self,
|
|
grab: &SimpleGrabPointerOwner<Self>,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
ws: &Rc<WorkspaceNode>,
|
|
) {
|
|
let _ = grab;
|
|
let _ = seat;
|
|
let _ = ws;
|
|
}
|
|
}
|
|
|
|
impl DefaultPointerUsecase {
|
|
fn prepare_new_usecase(&self, grab: &SimpleGrabPointerOwner<Self>, seat: &Rc<WlSeatGlobal>) {
|
|
{
|
|
let mut stack = seat.pointer_stack.borrow_mut();
|
|
for node in stack.drain(1..).rev() {
|
|
node.node_on_leave(seat);
|
|
node.node_seat_state().leave(seat);
|
|
}
|
|
}
|
|
grab.node.node_seat_state().remove_pointer_grab(seat);
|
|
}
|
|
|
|
fn start_ui_drag<T: UiDragUsecase>(
|
|
&self,
|
|
grab: &SimpleGrabPointerOwner<Self>,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
usecase: T,
|
|
) {
|
|
self.prepare_new_usecase(grab, seat);
|
|
usecase.node_seat_state().add_ui_drag(seat);
|
|
let pointer_owner = Rc::new(UiDragPointerOwner { usecase });
|
|
seat.pointer_owner.owner.set(pointer_owner.clone());
|
|
pointer_owner.apply_changes(seat);
|
|
}
|
|
}
|
|
|
|
impl SimplePointerOwnerUsecase for DefaultPointerUsecase {
|
|
const FIND_TREE_USECASE: FindTreeUsecase = FindTreeUsecase::None;
|
|
const IS_DEFAULT: bool = true;
|
|
|
|
fn default_button(
|
|
&self,
|
|
_spo: &SimplePointerOwner<Self>,
|
|
_seat: &Rc<WlSeatGlobal>,
|
|
_button: u32,
|
|
_pn: &Rc<dyn Node>,
|
|
) -> bool {
|
|
false
|
|
}
|
|
|
|
fn start_drag(
|
|
&self,
|
|
grab: &SimpleGrabPointerOwner<Self>,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
origin: &Rc<WlSurface>,
|
|
src: Option<Rc<WlDataSource>>,
|
|
icon: Option<Rc<DndIcon>>,
|
|
serial: u64,
|
|
) -> Result<(), WlSeatError> {
|
|
let button = match grab.buttons.iter().next() {
|
|
Some((b, _)) => b,
|
|
None => return Ok(()),
|
|
};
|
|
if grab.buttons.len() != 1 {
|
|
return Ok(());
|
|
}
|
|
if serial != grab.serial {
|
|
return Ok(());
|
|
}
|
|
if grab.node.node_id() != origin.node_id {
|
|
return Ok(());
|
|
}
|
|
if let Some(icon) = &icon {
|
|
icon.enable();
|
|
}
|
|
if let Some(new) = &src {
|
|
ipc::attach_seat(&**new, seat, ipc::Role::Dnd)?;
|
|
if let Some(drag) = new.toplevel_drag.get() {
|
|
drag.start_drag();
|
|
}
|
|
}
|
|
*seat.dropped_dnd.borrow_mut() = None;
|
|
let pointer_owner = Rc::new(DndPointerOwner {
|
|
button,
|
|
dnd: Dnd {
|
|
seat: seat.clone(),
|
|
client: origin.client.clone(),
|
|
src,
|
|
},
|
|
target: CloneCell::new(seat.state.root.clone()),
|
|
icon: CloneCell::new(icon),
|
|
pos_x: Cell::new(Fixed::from_int(0)),
|
|
pos_y: Cell::new(Fixed::from_int(0)),
|
|
});
|
|
self.prepare_new_usecase(grab, seat);
|
|
// {
|
|
// let old = seat.keyboard_node.set(seat.state.root.clone());
|
|
// old.seat_state().unfocus(seat);
|
|
// old.unfocus(seat);
|
|
// }
|
|
seat.pointer_owner.owner.set(pointer_owner.clone());
|
|
pointer_owner.apply_changes(seat);
|
|
Ok(())
|
|
}
|
|
|
|
fn release_grab(&self, seat: &Rc<WlSeatGlobal>) {
|
|
seat.pointer_owner.set_default_pointer_owner(seat);
|
|
}
|
|
|
|
fn start_tile_drag(
|
|
&self,
|
|
grab: &SimpleGrabPointerOwner<Self>,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
tl: &Rc<dyn ToplevelNode>,
|
|
) {
|
|
self.start_ui_drag(
|
|
grab,
|
|
seat,
|
|
TileDragUsecase {
|
|
tl: tl.clone(),
|
|
destination: Default::default(),
|
|
},
|
|
);
|
|
}
|
|
|
|
fn start_workspace_drag(
|
|
&self,
|
|
grab: &SimpleGrabPointerOwner<Self>,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
ws: &Rc<WorkspaceNode>,
|
|
) {
|
|
self.start_ui_drag(
|
|
grab,
|
|
seat,
|
|
WorkspaceDragUsecase {
|
|
ws: ws.clone(),
|
|
destination: Default::default(),
|
|
},
|
|
);
|
|
}
|
|
}
|
|
|
|
trait NodeSelectorUsecase: Sized + 'static {
|
|
const FIND_TREE_USECASE: FindTreeUsecase;
|
|
|
|
fn default_button(
|
|
self: &Rc<Self>,
|
|
spo: &SimplePointerOwner<Rc<Self>>,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
button: u32,
|
|
pn: &Rc<dyn Node>,
|
|
) -> bool;
|
|
|
|
fn node_focus(self: &Rc<Self>, seat: &Rc<WlSeatGlobal>, node: &Rc<dyn Node>);
|
|
}
|
|
|
|
impl<U: NodeSelectorUsecase> SimplePointerOwnerUsecase for Rc<U> {
|
|
const FIND_TREE_USECASE: FindTreeUsecase = <U as NodeSelectorUsecase>::FIND_TREE_USECASE;
|
|
const IS_DEFAULT: bool = false;
|
|
|
|
fn default_button(
|
|
&self,
|
|
spo: &SimplePointerOwner<Self>,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
button: u32,
|
|
pn: &Rc<dyn Node>,
|
|
) -> bool {
|
|
<U as NodeSelectorUsecase>::default_button(self, spo, seat, button, pn)
|
|
}
|
|
|
|
fn release_grab(&self, seat: &Rc<WlSeatGlobal>) {
|
|
seat.pointer_owner.owner.set(Rc::new(SimplePointerOwner {
|
|
usecase: self.clone(),
|
|
}));
|
|
seat.changes.or_assign(CHANGE_CURSOR_MOVED);
|
|
}
|
|
|
|
fn node_focus(&self, seat: &Rc<WlSeatGlobal>, node: &Rc<dyn Node>) {
|
|
<U as NodeSelectorUsecase>::node_focus(self, seat, node)
|
|
}
|
|
}
|
|
|
|
impl<S: ToplevelSelector> NodeSelectorUsecase for SelectToplevelUsecase<S> {
|
|
const FIND_TREE_USECASE: FindTreeUsecase = FindTreeUsecase::SelectToplevel;
|
|
|
|
fn default_button(
|
|
self: &Rc<Self>,
|
|
spo: &SimplePointerOwner<Rc<Self>>,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
button: u32,
|
|
pn: &Rc<dyn Node>,
|
|
) -> bool {
|
|
let Some(tl) = pn.clone().node_into_toplevel() else {
|
|
return false;
|
|
};
|
|
let selected_toplevel =
|
|
button == BTN_RIGHT || (button == BTN_LEFT && !tl.tl_admits_children());
|
|
if !selected_toplevel {
|
|
return false;
|
|
}
|
|
self.selector.set(tl);
|
|
spo.revert_to_default(seat);
|
|
true
|
|
}
|
|
|
|
fn node_focus(self: &Rc<Self>, seat: &Rc<WlSeatGlobal>, node: &Rc<dyn Node>) {
|
|
let tl = node.clone().node_into_toplevel();
|
|
if let Some(tl) = &tl {
|
|
tl.tl_data().render_highlight.fetch_add(1);
|
|
if !tl.tl_admits_children() {
|
|
seat.pointer_cursor().set_known(KnownCursor::Pointer);
|
|
}
|
|
seat.state.damage(tl.node_absolute_position());
|
|
}
|
|
if let Some(prev) = self.latest.set(tl) {
|
|
prev.tl_data().render_highlight.fetch_sub(1);
|
|
seat.state.damage(prev.node_absolute_position());
|
|
}
|
|
}
|
|
}
|
|
|
|
impl<S: ?Sized> Drop for SelectToplevelUsecase<S> {
|
|
fn drop(&mut self) {
|
|
if let Some(prev) = self.latest.take() {
|
|
prev.tl_data().render_highlight.fetch_sub(1);
|
|
if let Some(seat) = self.seat.upgrade() {
|
|
seat.state.damage(prev.node_absolute_position());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl<S: WorkspaceSelector> NodeSelectorUsecase for SelectWorkspaceUsecase<S> {
|
|
const FIND_TREE_USECASE: FindTreeUsecase = FindTreeUsecase::SelectWorkspace;
|
|
|
|
fn default_button(
|
|
self: &Rc<Self>,
|
|
spo: &SimplePointerOwner<Rc<Self>>,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
_button: u32,
|
|
pn: &Rc<dyn Node>,
|
|
) -> bool {
|
|
let Some(ws) = pn.clone().node_into_workspace() else {
|
|
return false;
|
|
};
|
|
self.selector.set(ws);
|
|
spo.revert_to_default(seat);
|
|
true
|
|
}
|
|
|
|
fn node_focus(self: &Rc<Self>, seat: &Rc<WlSeatGlobal>, node: &Rc<dyn Node>) {
|
|
let ws = node.clone().node_into_workspace();
|
|
if let Some(ws) = &ws {
|
|
ws.render_highlight.fetch_add(1);
|
|
seat.pointer_cursor().set_known(KnownCursor::Pointer);
|
|
seat.state.damage(ws.position.get());
|
|
}
|
|
if let Some(prev) = self.latest.set(ws) {
|
|
prev.render_highlight.fetch_sub(1);
|
|
seat.state.damage(prev.position.get());
|
|
}
|
|
}
|
|
}
|
|
|
|
impl<S: ?Sized> Drop for SelectWorkspaceUsecase<S> {
|
|
fn drop(&mut self) {
|
|
if let Some(prev) = self.latest.take() {
|
|
prev.render_highlight.fetch_sub(1);
|
|
if let Some(seat) = self.seat.upgrade() {
|
|
seat.state.damage(prev.position.get());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl SimplePointerOwnerUsecase for WindowManagementUsecase {
|
|
const FIND_TREE_USECASE: FindTreeUsecase = FindTreeUsecase::SelectToplevel;
|
|
const IS_DEFAULT: bool = false;
|
|
|
|
fn default_button(
|
|
&self,
|
|
_spo: &SimplePointerOwner<Self>,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
button: u32,
|
|
pn: &Rc<dyn Node>,
|
|
) -> bool {
|
|
let Some(tl) = pn.clone().node_into_toplevel() else {
|
|
return false;
|
|
};
|
|
let pos = tl.node_absolute_position();
|
|
let (x, y) = seat.pointer_cursor.position();
|
|
let (x, y) = (x.round_down(), y.round_down());
|
|
let (mut dx, mut dy) = pos.translate(x, y);
|
|
let owner: Rc<dyn PointerOwner> = if button == BTN_LEFT {
|
|
seat.pointer_cursor.set_known(KnownCursor::Move);
|
|
Rc::new(ToplevelGrabPointerOwner {
|
|
tl,
|
|
usecase: MoveToplevelGrabPointerOwner { dx, dy },
|
|
})
|
|
} else if button == BTN_RIGHT {
|
|
let mut top = false;
|
|
let mut right = false;
|
|
let mut bottom = false;
|
|
let mut left = false;
|
|
if dx <= pos.width() / 2 {
|
|
left = true;
|
|
} else {
|
|
right = true;
|
|
dx = pos.width() - dx;
|
|
}
|
|
if dy <= pos.height() / 2 {
|
|
top = true;
|
|
} else {
|
|
bottom = true;
|
|
dy = pos.height() - dy;
|
|
}
|
|
let cursor = match (top, right, bottom, left) {
|
|
(true, true, false, false) => KnownCursor::NeResize,
|
|
(false, true, true, false) => KnownCursor::SeResize,
|
|
(false, false, true, true) => KnownCursor::SwResize,
|
|
(true, false, false, true) => KnownCursor::NwResize,
|
|
_ => KnownCursor::Move,
|
|
};
|
|
seat.pointer_cursor.set_known(cursor);
|
|
Rc::new(ToplevelGrabPointerOwner {
|
|
tl,
|
|
usecase: ResizeToplevelGrabPointerOwner {
|
|
top,
|
|
right,
|
|
bottom,
|
|
left,
|
|
dx,
|
|
dy,
|
|
},
|
|
})
|
|
} else {
|
|
return false;
|
|
};
|
|
seat.pointer_owner.owner.set(owner);
|
|
pn.node_seat_state().add_pointer_grab(seat);
|
|
true
|
|
}
|
|
|
|
fn release_grab(&self, seat: &Rc<WlSeatGlobal>) {
|
|
seat.pointer_owner
|
|
.owner
|
|
.set(Rc::new(SimplePointerOwner { usecase: *self }));
|
|
seat.changes.or_assign(CHANGE_CURSOR_MOVED);
|
|
}
|
|
|
|
fn disable_window_management(&self, seat: &Rc<WlSeatGlobal>) {
|
|
seat.pointer_owner.set_default_pointer_owner(seat);
|
|
seat.apply_changes();
|
|
}
|
|
}
|
|
|
|
trait WindowManagementGrabUsecase {
|
|
const BUTTON: u32;
|
|
|
|
fn apply_changes(
|
|
&self,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
parent: Rc<dyn ContainingNode>,
|
|
tl: &Rc<dyn ToplevelNode>,
|
|
);
|
|
}
|
|
|
|
struct ToplevelGrabPointerOwner<T> {
|
|
tl: Rc<dyn ToplevelNode>,
|
|
usecase: T,
|
|
}
|
|
|
|
impl<T> PointerOwner for ToplevelGrabPointerOwner<T>
|
|
where
|
|
T: WindowManagementGrabUsecase,
|
|
{
|
|
fn button(&self, seat: &Rc<WlSeatGlobal>, _time_usec: u64, button: u32, state: KeyState) {
|
|
if button != T::BUTTON || state != KeyState::Released {
|
|
return;
|
|
}
|
|
self.tl.node_seat_state().remove_pointer_grab(seat);
|
|
self.grab_node_removed(seat);
|
|
}
|
|
|
|
fn apply_changes(&self, seat: &Rc<WlSeatGlobal>) {
|
|
let Some(parent) = self.tl.tl_data().parent.get() else {
|
|
return;
|
|
};
|
|
self.usecase.apply_changes(seat, parent, &self.tl);
|
|
}
|
|
|
|
fn revert_to_default(&self, seat: &Rc<WlSeatGlobal>) {
|
|
seat.pointer_owner.set_default_pointer_owner(seat);
|
|
}
|
|
|
|
fn grab_node_removed(&self, seat: &Rc<WlSeatGlobal>) {
|
|
seat.pointer_cursor.set_known(KnownCursor::Default);
|
|
seat.pointer_owner.owner.set(Rc::new(SimplePointerOwner {
|
|
usecase: WindowManagementUsecase,
|
|
}));
|
|
seat.changes.or_assign(CHANGE_CURSOR_MOVED);
|
|
seat.apply_changes();
|
|
}
|
|
|
|
fn disable_window_management(&self, seat: &Rc<WlSeatGlobal>) {
|
|
seat.pointer_owner.set_default_pointer_owner(seat);
|
|
seat.apply_changes();
|
|
}
|
|
}
|
|
|
|
struct MoveToplevelGrabPointerOwner {
|
|
dx: i32,
|
|
dy: i32,
|
|
}
|
|
|
|
impl WindowManagementGrabUsecase for MoveToplevelGrabPointerOwner {
|
|
const BUTTON: u32 = BTN_LEFT;
|
|
|
|
fn apply_changes(
|
|
&self,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
parent: Rc<dyn ContainingNode>,
|
|
tl: &Rc<dyn ToplevelNode>,
|
|
) {
|
|
let (x, y) = seat.pointer_cursor.position();
|
|
let (x, y) = (x.round_down() - self.dx, y.round_down() - self.dy);
|
|
parent.cnode_set_child_position(tl.tl_as_node(), x, y);
|
|
}
|
|
}
|
|
|
|
#[derive(Debug)]
|
|
struct ResizeToplevelGrabPointerOwner {
|
|
top: bool,
|
|
right: bool,
|
|
bottom: bool,
|
|
left: bool,
|
|
dx: i32,
|
|
dy: i32,
|
|
}
|
|
|
|
impl WindowManagementGrabUsecase for ResizeToplevelGrabPointerOwner {
|
|
const BUTTON: u32 = BTN_RIGHT;
|
|
|
|
fn apply_changes(
|
|
&self,
|
|
seat: &Rc<WlSeatGlobal>,
|
|
parent: Rc<dyn ContainingNode>,
|
|
tl: &Rc<dyn ToplevelNode>,
|
|
) {
|
|
let (x, y) = seat.pointer_cursor.position();
|
|
let (x, y) = (x.round_down(), y.round_down());
|
|
let pos = tl.node_absolute_position();
|
|
let mut x1 = None;
|
|
let mut x2 = None;
|
|
let mut y1 = None;
|
|
let mut y2 = None;
|
|
if self.top {
|
|
let new_v = y - self.dy;
|
|
if new_v != pos.y1() {
|
|
y1 = Some(new_v);
|
|
}
|
|
}
|
|
if self.right {
|
|
let new_v = x + self.dx;
|
|
if new_v != pos.x2() {
|
|
x2 = Some(new_v);
|
|
}
|
|
}
|
|
if self.bottom {
|
|
let new_v = y + self.dy;
|
|
if new_v != pos.y2() {
|
|
y2 = Some(new_v);
|
|
}
|
|
}
|
|
if self.left {
|
|
let new_v = x - self.dx;
|
|
if new_v != pos.x1() {
|
|
x1 = Some(new_v);
|
|
}
|
|
}
|
|
if x1.is_some() || x2.is_some() || y1.is_some() || y2.is_some() {
|
|
parent.cnode_resize_child(tl.tl_as_node(), x1, y1, x2, y2);
|
|
}
|
|
}
|
|
}
|
|
|
|
trait UiDragUsecase: 'static {
|
|
fn node_seat_state(&self) -> &NodeSeatState;
|
|
fn left_button_up(&self, seat: &Rc<WlSeatGlobal>);
|
|
fn apply_changes(&self, seat: &Rc<WlSeatGlobal>) -> Option<Rect>;
|
|
}
|
|
|
|
struct UiDragPointerOwner<T> {
|
|
usecase: T,
|
|
}
|
|
|
|
impl<T> UiDragPointerOwner<T>
|
|
where
|
|
T: UiDragUsecase,
|
|
{
|
|
fn do_revert_to_default(&self, seat: &Rc<WlSeatGlobal>, needs_layout: bool) {
|
|
self.usecase.node_seat_state().remove_ui_drag(seat);
|
|
if let Some(rect) = seat.ui_drag_highlight.take() {
|
|
seat.state.damage(rect);
|
|
}
|
|
seat.pointer_owner.set_default_pointer_owner(seat);
|
|
seat.trigger_tree_changed(needs_layout);
|
|
}
|
|
}
|
|
|
|
impl<T> PointerOwner for UiDragPointerOwner<T>
|
|
where
|
|
T: UiDragUsecase,
|
|
{
|
|
fn button(&self, seat: &Rc<WlSeatGlobal>, _time_usec: u64, button: u32, state: KeyState) {
|
|
if button == BTN_RIGHT {
|
|
self.do_revert_to_default(seat, false);
|
|
return;
|
|
}
|
|
if button != BTN_LEFT || state != KeyState::Released {
|
|
return;
|
|
}
|
|
self.apply_changes(seat);
|
|
self.usecase.left_button_up(seat);
|
|
self.do_revert_to_default(seat, true);
|
|
}
|
|
|
|
fn apply_changes(&self, seat: &Rc<WlSeatGlobal>) {
|
|
let new_highlight = self.usecase.apply_changes(seat);
|
|
let prev_highlight = seat.ui_drag_highlight.replace(new_highlight);
|
|
if prev_highlight != new_highlight {
|
|
if let Some(rect) = prev_highlight {
|
|
seat.state.damage(rect);
|
|
}
|
|
if let Some(rect) = new_highlight {
|
|
seat.state.damage(rect);
|
|
}
|
|
}
|
|
}
|
|
|
|
fn revert_to_default(&self, seat: &Rc<WlSeatGlobal>) {
|
|
self.do_revert_to_default(seat, false);
|
|
}
|
|
}
|
|
|
|
struct TileDragUsecase {
|
|
tl: Rc<dyn ToplevelNode>,
|
|
destination: Cell<Option<TddType>>,
|
|
}
|
|
|
|
impl UiDragUsecase for TileDragUsecase {
|
|
fn node_seat_state(&self) -> &NodeSeatState {
|
|
self.tl.node_seat_state()
|
|
}
|
|
|
|
fn left_button_up(&self, seat: &Rc<WlSeatGlobal>) {
|
|
let Some(dest) = self.destination.take() else {
|
|
return;
|
|
};
|
|
let src = self.tl.clone();
|
|
let Some(src_parent) = src.tl_data().parent.get() else {
|
|
return;
|
|
};
|
|
let detach = || {
|
|
let placeholder = Rc::new_cyclic(|weak| PlaceholderNode::new_empty(&seat.state, weak));
|
|
src_parent
|
|
.clone()
|
|
.cnode_replace_child(src.tl_as_node(), placeholder.clone());
|
|
placeholder
|
|
};
|
|
let new_container = |workspace: &Rc<WorkspaceNode>| {
|
|
src_parent
|
|
.clone()
|
|
.cnode_remove_child2(src.tl_as_node(), true);
|
|
let cn = ContainerNode::new(
|
|
&seat.state,
|
|
&workspace,
|
|
src.clone(),
|
|
ContainerSplit::Horizontal,
|
|
);
|
|
workspace.set_container(&cn);
|
|
};
|
|
match dest {
|
|
TddType::Replace(dst) => {
|
|
let Some(dst_parent) = dst.tl_data().parent.get() else {
|
|
return;
|
|
};
|
|
let placeholder = detach();
|
|
dst_parent.cnode_replace_child(dst.tl_as_node(), src);
|
|
src_parent.cnode_replace_child(placeholder.tl_as_node(), dst);
|
|
}
|
|
TddType::Split {
|
|
node,
|
|
split,
|
|
before,
|
|
} => {
|
|
let data = node.tl_data();
|
|
let Some(pn) = data.parent.get() else {
|
|
return;
|
|
};
|
|
let Some(ws) = data.workspace.get() else {
|
|
return;
|
|
};
|
|
let placeholder = detach();
|
|
let cn = ContainerNode::new(&seat.state, &ws, node.clone(), split);
|
|
pn.cnode_replace_child(node.tl_as_node(), cn.clone());
|
|
match before {
|
|
true => cn.add_child_before(node.tl_as_node(), src),
|
|
false => cn.add_child_after(node.tl_as_node(), src),
|
|
}
|
|
src_parent.cnode_remove_child(placeholder.tl_as_node());
|
|
}
|
|
TddType::Insert {
|
|
container,
|
|
neighbor,
|
|
before,
|
|
} => {
|
|
let placeholder = detach();
|
|
match before {
|
|
true => container.add_child_before(neighbor.tl_as_node(), src),
|
|
false => container.add_child_after(neighbor.tl_as_node(), src),
|
|
};
|
|
src_parent.cnode_remove_child(placeholder.tl_as_node());
|
|
}
|
|
TddType::NewWorkspace { output } => {
|
|
new_container(&output.ensure_workspace());
|
|
}
|
|
TddType::NewContainer { workspace } => {
|
|
new_container(&workspace);
|
|
}
|
|
TddType::MoveToWorkspace { workspace } => {
|
|
src_parent.cnode_remove_child(src.tl_as_node());
|
|
seat.state.map_tiled_on(src, &workspace);
|
|
}
|
|
TddType::MoveToNewWorkspace { output } => {
|
|
let ws = output.generate_workspace();
|
|
src_parent.cnode_remove_child(src.tl_as_node());
|
|
seat.state.map_tiled_on(src, &ws);
|
|
}
|
|
}
|
|
}
|
|
|
|
fn apply_changes(&self, seat: &Rc<WlSeatGlobal>) -> Option<Rect> {
|
|
let (x, y) = seat.pointer_cursor.position();
|
|
let dest = seat.state.root.tile_drag_destination(
|
|
self.tl.node_id(),
|
|
x.round_down(),
|
|
y.round_down(),
|
|
);
|
|
match dest {
|
|
None => {
|
|
self.destination.take();
|
|
None
|
|
}
|
|
Some(d) => {
|
|
self.destination.set(Some(d.ty));
|
|
Some(d.highlight)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
struct WorkspaceDragUsecase {
|
|
ws: Rc<WorkspaceNode>,
|
|
destination: Cell<Option<WorkspaceDragDestination>>,
|
|
}
|
|
|
|
impl UiDragUsecase for WorkspaceDragUsecase {
|
|
fn node_seat_state(&self) -> &NodeSeatState {
|
|
self.ws.node_seat_state()
|
|
}
|
|
|
|
fn left_button_up(&self, _seat: &Rc<WlSeatGlobal>) {
|
|
let Some(dest) = self.destination.take() else {
|
|
return;
|
|
};
|
|
let ws = self.ws.clone();
|
|
let output = dest.output.clone();
|
|
if ws.is_dummy || output.is_dummy {
|
|
return;
|
|
}
|
|
let link = match &*ws.output_link.borrow() {
|
|
None => return,
|
|
Some(l) => l.to_ref(),
|
|
};
|
|
let config = WsMoveConfig {
|
|
make_visible_always: true,
|
|
make_visible_if_empty: true,
|
|
source_is_destroyed: false,
|
|
before: dest.before.clone(),
|
|
};
|
|
move_ws_to_output(&link, &output, config);
|
|
ws.desired_output.set(output.global.output_id.clone());
|
|
}
|
|
|
|
fn apply_changes(&self, seat: &Rc<WlSeatGlobal>) -> Option<Rect> {
|
|
let (x, y) = seat.pointer_cursor.position();
|
|
let dest =
|
|
seat.state
|
|
.root
|
|
.workspace_drag_destination(self.ws.id, x.round_down(), y.round_down());
|
|
match dest {
|
|
None => {
|
|
self.destination.take();
|
|
None
|
|
}
|
|
Some(d) => {
|
|
let hl = d.highlight;
|
|
self.destination.set(Some(d));
|
|
Some(hl)
|
|
}
|
|
}
|
|
}
|
|
}
|