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shell: Refactor move grab

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This commit is contained in:
Victoria Brekenfeld 2022-07-08 19:15:56 +02:00
parent bf0b959e4d
commit 5a0752957b
8 changed files with 358 additions and 147 deletions
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55
src/shell/layout/floating/mod.rs
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@ -5,7 +5,7 @@ use smithay::{
reexports::wayland_protocols::xdg::shell::server::xdg_toplevel::{
ResizeEdge, State as XdgState,
},
utils::{IsAlive, Rectangle, Logical},
utils::{IsAlive, Rectangle, Point, Logical},
wayland::{
compositor::with_states,
output::Output,
@ -40,9 +40,9 @@ impl FloatingLayout {
Default::default()
}
pub fn map_window(&mut self, space: &mut Space, window: Window, seat: &Seat<State>) {
pub fn map_window(&mut self, space: &mut Space, window: Window, seat: &Seat<State>, position: impl Into<Option<Point<i32, Logical>>>) {
if let Some(output) = super::output_from_seat(Some(seat), space) {
self.map_window_internal(space, window, &output);
self.map_window_internal(space, window, &output, position.into());
} else {
self.pending_windows.push(window);
}
@ -52,13 +52,13 @@ impl FloatingLayout {
self.pending_windows.retain(|w| w.toplevel().alive());
if let Some(output) = super::output_from_seat(None, space) {
for window in std::mem::take(&mut self.pending_windows).into_iter() {
self.map_window_internal(space, window, &output);
self.map_window_internal(space, window, &output, None);
}
}
// TODO make sure all windows are still visible on any output or move them
}
fn map_window_internal(&mut self, space: &mut Space, window: Window, output: &Output) {
fn map_window_internal(&mut self, space: &mut Space, window: Window, output: &Output, position: Option<Point<i32, Logical>>) {
let last_geometry = window.user_data().get::<WindowUserData>().map(|u| u.lock().unwrap().last_geometry);
let mut win_geo = window.geometry();
@ -112,7 +112,7 @@ impl FloatingLayout {
}
}
let position = last_geometry.map(|g| g.loc).unwrap_or_else(|| (
let position = position.or_else(|| last_geometry.map(|g| g.loc)).unwrap_or_else(|| (
geometry.loc.x + (geometry.size.w / 2) - (win_geo.size.w / 2) + win_geo.loc.x,
geometry.loc.y + (geometry.size.h / 2) - (win_geo.size.h / 2) + win_geo.loc.y,
).into());
@ -209,49 +209,6 @@ impl FloatingLayout {
}
}
pub fn move_request(
&mut self,
space: &mut Space,
window: &Window,
seat: &Seat<State>,
serial: Serial,
start_data: PointerGrabStartData,
) {
if let Some(pointer) = seat.get_pointer() {
let mut initial_window_location = space.window_location(&window).unwrap();
#[allow(irrefutable_let_patterns)]
if let Kind::Xdg(surface) = &window.toplevel() {
// If surface is maximized then unmaximize it
let current_state = surface.current_state();
if current_state.states.contains(XdgState::Maximized) {
surface.with_pending_state(|state| {
state.states.unset(XdgState::Maximized);
state.size = None;
});
surface.send_configure();
// TODO: The mouse location should be mapped to a new window size
// For example, you could:
// 1) transform mouse pointer position from compositor space to window space (location relative)
// 2) divide the x coordinate by width of the window to get the percentage
// - 0.0 would be on the far left of the window
// - 0.5 would be in middle of the window
// - 1.0 would be on the far right of the window
// 3) multiply the percentage by new window width
// 4) by doing that, drag will look a lot more natural
let pos = pointer.current_location();
initial_window_location = (pos.x as i32, pos.y as i32).into();
}
}
let grab = MoveSurfaceGrab::new(start_data, window.clone(), initial_window_location);
pointer.set_grab(grab, serial, Focus::Clear);
}
}
pub fn resize_request(
&mut self,
space: &mut Space,