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stack: Remember previous position during focus navigation

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Victoria Brekenfeld 2025-02-24 21:43:16 +01:00 • committed by Victoria Brekenfeld
parent e6f563d04e
commit e116f20396
6 changed files with 137 additions and 73 deletions
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9
src/shell/element/mod.rs
View file

@ -319,9 +319,14 @@ impl CosmicMapped {
}
}
pub fn handle_focus(&self, direction: FocusDirection, swap: Option<NodeDesc>) -> bool {
pub fn handle_focus(
&self,
seat: &Seat<State>,
direction: FocusDirection,
swap: Option<NodeDesc>,
) -> bool {
if let CosmicMappedInternal::Stack(stack) = &self.element {
stack.handle_focus(direction, swap)
stack.handle_focus(seat, direction, swap)
} else {
false
}

160
src/shell/element/stack.rs
View file

@ -96,6 +96,7 @@ pub struct CosmicStackInternal {
active: Arc<AtomicUsize>,
activated: Arc<AtomicBool>,
group_focused: Arc<AtomicBool>,
previous_index: Arc<Mutex<Option<(Serial, usize)>>>,
scroll_to_focus: Arc<AtomicBool>,
previous_keyboard: Arc<AtomicUsize>,
pointer_entered: Arc<AtomicU8>,
@ -148,6 +149,7 @@ impl CosmicStack {
active: Arc::new(AtomicUsize::new(0)),
activated: Arc::new(AtomicBool::new(false)),
group_focused: Arc::new(AtomicBool::new(false)),
previous_index: Arc::new(Mutex::new(None)),
scroll_to_focus: Arc::new(AtomicBool::new(false)),
previous_keyboard: Arc::new(AtomicUsize::new(0)),
pointer_entered: Arc::new(AtomicU8::new(0)),
@ -255,75 +257,117 @@ impl CosmicStack {
self.0.with_program(|p| p.windows.lock().unwrap().len())
}
pub fn handle_focus(&self, direction: FocusDirection, swap: Option<NodeDesc>) -> bool {
let result = self.0.with_program(|p| match direction {
FocusDirection::Left => {
if !p.group_focused.load(Ordering::SeqCst) {
if let Ok(old) =
p.active
.fetch_update(Ordering::SeqCst, Ordering::SeqCst, |val| {
val.checked_sub(1)
})
{
p.previous_keyboard.store(old, Ordering::SeqCst);
p.scroll_to_focus.store(true, Ordering::SeqCst);
true
pub fn handle_focus(
&self,
seat: &Seat<State>,
direction: FocusDirection,
swap: Option<NodeDesc>,
) -> bool {
let (result, update) = self.0.with_program(|p| {
let last_mod_serial = seat.last_modifier_change();
let mut prev_idx = p.previous_index.lock().unwrap();
if !prev_idx.is_some_and(|(serial, _)| Some(serial) == last_mod_serial) {
*prev_idx = last_mod_serial.map(|s| (s, p.active.load(Ordering::SeqCst)));
}
match direction {
FocusDirection::Left => {
if !p.group_focused.load(Ordering::SeqCst) {
if let Ok(old) =
p.active
.fetch_update(Ordering::SeqCst, Ordering::SeqCst, |val| {
val.checked_sub(1)
})
{
p.previous_keyboard.store(old, Ordering::SeqCst);
p.scroll_to_focus.store(true, Ordering::SeqCst);
(true, true)
} else {
let new = prev_idx.unwrap().1;
let old = p.active.swap(new, Ordering::SeqCst);
if old != new {
p.previous_keyboard.store(old, Ordering::SeqCst);
p.scroll_to_focus.store(true, Ordering::SeqCst);
(false, true)
} else {
(false, false)
}
}
} else {
false
(false, false)
}
} else {
false
}
}
FocusDirection::Right => {
if !p.group_focused.load(Ordering::SeqCst) {
let max = p.windows.lock().unwrap().len();
if let Ok(old) =
p.active
.fetch_update(Ordering::SeqCst, Ordering::SeqCst, |val| {
if val < max - 1 {
Some(val + 1)
} else {
None
}
})
{
p.previous_keyboard.store(old, Ordering::SeqCst);
p.scroll_to_focus.store(true, Ordering::SeqCst);
true
FocusDirection::Right => {
if !p.group_focused.load(Ordering::SeqCst) {
let max = p.windows.lock().unwrap().len();
if let Ok(old) =
p.active
.fetch_update(Ordering::SeqCst, Ordering::SeqCst, |val| {
if val < max - 1 {
Some(val + 1)
} else {
None
}
})
{
p.previous_keyboard.store(old, Ordering::SeqCst);
p.scroll_to_focus.store(true, Ordering::SeqCst);
(true, true)
} else {
let new = prev_idx.unwrap().1;
let old = p.active.swap(new, Ordering::SeqCst);
if old != new {
p.previous_keyboard.store(old, Ordering::SeqCst);
p.scroll_to_focus.store(true, Ordering::SeqCst);
(false, true)
} else {
(false, false)
}
}
} else {
false
(false, false)
}
} else {
false
}
}
FocusDirection::Out if swap.is_none() => {
if !p.group_focused.swap(true, Ordering::SeqCst) {
p.windows.lock().unwrap().iter().for_each(|w| {
w.set_activated(false);
w.send_configure();
});
true
} else {
false
FocusDirection::Out if swap.is_none() => {
if !p.group_focused.swap(true, Ordering::SeqCst) {
p.windows.lock().unwrap().iter().for_each(|w| {
w.set_activated(false);
w.send_configure();
});
(true, true)
} else {
(false, false)
}
}
}
FocusDirection::In if swap.is_none() => {
if !p.group_focused.swap(false, Ordering::SeqCst) {
p.windows.lock().unwrap().iter().for_each(|w| {
w.set_activated(true);
w.send_configure();
});
true
} else {
false
FocusDirection::In if swap.is_none() => {
if !p.group_focused.swap(false, Ordering::SeqCst) {
p.windows.lock().unwrap().iter().for_each(|w| {
w.set_activated(true);
w.send_configure();
});
(true, true)
} else {
(false, false)
}
}
FocusDirection::Up | FocusDirection::Down => {
if !p.group_focused.load(Ordering::SeqCst) {
let new = prev_idx.unwrap().1;
let old = p.active.swap(new, Ordering::SeqCst);
if old != new {
p.previous_keyboard.store(old, Ordering::SeqCst);
p.scroll_to_focus.store(true, Ordering::SeqCst);
}
(false, true)
} else {
(false, false)
}
},
_ => (false, false),
}
_ => false,
});
if result {
if update {
self.0
.resize(Size::from((self.active().geometry().size.w, TAB_HEIGHT)));
self.0.force_update();

10
src/shell/layout/tiling/mod.rs
View file

@ -1826,16 +1826,6 @@ impl TilingLayout {
let (last_node_id, data) = focused;
// stacks may handle focus internally
if let FocusedNodeData::Window(window) = data.clone() {
if window.handle_focus(
direction,
swap_desc.clone().filter(|desc| desc.node == last_node_id),
) {
return FocusResult::Handled;
}
}
if direction == FocusDirection::In {
if swap_desc
.as_ref()

2
src/shell/mod.rs
View file

@ -3176,7 +3176,7 @@ impl Shell {
return FocusResult::None;
};
if focused.handle_focus(direction, None) {
if focused.handle_focus(seat, direction, None) {
return FocusResult::Handled;
}

17
src/shell/seats.rs
View file

@ -18,7 +18,7 @@ use smithay::{
},
output::Output,
reexports::{input::Device as InputDevice, wayland_server::DisplayHandle},
utils::{Buffer, IsAlive, Monotonic, Point, Rectangle, Time, Transform},
utils::{Buffer, IsAlive, Monotonic, Point, Rectangle, Serial, Time, Transform},
wayland::compositor::with_states,
};
use tracing::warn;
@ -172,6 +172,9 @@ struct ActiveOutput(pub Mutex<Output>);
/// The output which currently has keyboard focus
struct FocusedOutput(pub Mutex<Option<Output>>);
#[derive(Default)]
pub struct LastModifierChange(pub Mutex<Option<Serial>>);
pub fn create_seat(
dh: &DisplayHandle,
seat_state: &mut SeatState<State>,
@ -186,6 +189,7 @@ pub fn create_seat(
userdata.insert_if_missing(SupressedKeys::default);
userdata.insert_if_missing(SupressedButtons::default);
userdata.insert_if_missing(ModifiersShortcutQueue::default);
userdata.insert_if_missing(LastModifierChange::default);
userdata.insert_if_missing_threadsafe(SeatMoveGrabState::default);
userdata.insert_if_missing_threadsafe(SeatMenuGrabState::default);
userdata.insert_if_missing_threadsafe(CursorState::default);
@ -241,6 +245,7 @@ pub trait SeatExt {
fn supressed_keys(&self) -> &SupressedKeys;
fn supressed_buttons(&self) -> &SupressedButtons;
fn modifiers_shortcut_queue(&self) -> &ModifiersShortcutQueue;
fn last_modifier_change(&self) -> Option<Serial>;
fn cursor_geometry(
&self,
@ -315,6 +320,16 @@ impl SeatExt for Seat<State> {
self.user_data().get::<ModifiersShortcutQueue>().unwrap()
}
fn last_modifier_change(&self) -> Option<Serial> {
*self
.user_data()
.get::<LastModifierChange>()
.unwrap()
.0
.lock()
.unwrap()
}
fn cursor_geometry(
&self,
loc: impl Into<Point<f64, Buffer>>,