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layer-shell: compute configure width/height after every commit

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This commit is contained in:
Julian Orth 2024-05-08 12:53:54 +02:00
parent 7cb9bd667f
commit cc37d14c9e
1 changed files with 30 additions and 30 deletions
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60
src/ifs/wl_surface/zwlr_layer_surface_v1.rs
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@ -13,8 +13,7 @@ use {
renderer::Renderer,
tree::{FindTreeResult, FindTreeUsecase, FoundNode, Node, NodeId, NodeVisitor},
utils::{
bitflags::BitflagsExt, cell_ext::CellExt, linkedlist::LinkedNode, numcell::NumCell,
option_ext::OptionExt,
bitflags::BitflagsExt, linkedlist::LinkedNode, numcell::NumCell, option_ext::OptionExt,
},
wire::{zwlr_layer_surface_v1::*, WlSurfaceId, ZwlrLayerSurfaceV1Id},
},
@ -60,6 +59,7 @@ pub struct ZwlrLayerSurfaceV1 {
keyboard_interactivity: Cell<u32>,
link: Cell<Option<LinkedNode<Rc<Self>>>>,
seat_state: NodeSeatState,
last_configure: Cell<(i32, i32)>,
}
#[derive(Default)]
@ -123,6 +123,7 @@ impl ZwlrLayerSurfaceV1 {
keyboard_interactivity: Cell::new(0),
link: Cell::new(None),
seat_state: Default::default(),
last_configure: Default::default(),
}
}
@ -244,11 +245,7 @@ impl ZwlrLayerSurfaceV1RequestHandler for ZwlrLayerSurfaceV1 {
impl ZwlrLayerSurfaceV1 {
fn pre_commit(&self, pending: &mut PendingState) -> Result<(), ZwlrLayerSurfaceV1Error> {
let Some(global) = self.output.get() else {
return Ok(());
};
let pending = pending.layer_surface.get_or_insert_default_ext();
let mut send_configure = mem::replace(&mut pending.any, false);
if let Some(size) = pending.size.take() {
self.size.set(size);
}
@ -267,34 +264,36 @@ impl ZwlrLayerSurfaceV1 {
if let Some(layer) = pending.layer.take() {
self.layer.set(layer);
}
{
let (mut width, mut height) = self.size.get();
let anchor = self.anchor.get();
if width == 0 {
if !anchor.contains(LEFT | RIGHT) {
return Err(ZwlrLayerSurfaceV1Error::WidthZero);
}
send_configure = true;
width = global.position().width();
}
if height == 0 {
if !anchor.contains(TOP | BOTTOM) {
return Err(ZwlrLayerSurfaceV1Error::HeightZero);
}
send_configure = true;
height = global.position().height();
}
self.size.set((width, height));
let anchor = self.anchor.get();
let (width, height) = self.size.get();
if width == 0 && !anchor.contains(LEFT | RIGHT) {
return Err(ZwlrLayerSurfaceV1Error::WidthZero);
}
if self.acked_serial.is_none() {
send_configure = true;
if height == 0 && !anchor.contains(TOP | BOTTOM) {
return Err(ZwlrLayerSurfaceV1Error::HeightZero);
}
if send_configure {
let (width, height) = self.size.get();
let serial = self.requested_serial.fetch_add(1) + 1;
self.configure();
Ok(())
}
fn configure(&self) {
let Some(global) = self.output.get() else {
return;
};
let (mut width, mut height) = self.size.get();
let (available_width, available_height) = global.position().size();
if width == 0 {
width = available_width;
}
width = width.min(available_width).max(1);
if height == 0 {
height = available_height;
}
height = height.min(available_height).max(1);
let serial = self.requested_serial.fetch_add(1) + 1;
if self.last_configure.replace((width, height)) != (width, height) {
self.send_configure(serial, width as _, height as _);
}
Ok(())
}
pub fn output_position(&self) -> Rect {
@ -345,6 +344,7 @@ impl ZwlrLayerSurfaceV1 {
self.surface.destroy_node();
self.seat_state.destroy_node(self);
self.client.state.tree_changed();
self.last_configure.take();
}
}