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Update SetCursor behavior

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This commit is contained in:
Paul Rouget 2019-04-25 09:39:16 +02:00
parent 07d1559141
commit 7858ede29f
3 changed files with 11 additions and 8 deletions
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13
components/compositing/compositor.rs
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@ -191,6 +191,9 @@ pub struct IOCompositor<Window: WindowMethods> {
/// The coordinates of the native window, its view and the screen.
embedder_coordinates: EmbedderCoordinates,
/// Current mouse cursor.
cursor: Cursor,
}
#[derive(Clone, Copy)]
@ -291,6 +294,7 @@ impl<Window: WindowMethods> IOCompositor<Window> {
webrender_api: state.webrender_api,
webvr_heartbeats: state.webvr_heartbeats,
pending_paint_metrics: HashMap::new(),
cursor: Cursor::None,
}
}
@ -709,9 +713,12 @@ impl<Window: WindowMethods> IOCompositor<Window> {
}
if let Some(cursor) = Cursor::from_u8(item.tag.1 as _) {
let msg = ConstellationMsg::SetCursor(cursor);
if let Err(e) = self.constellation_chan.send(msg) {
warn!("Sending event to constellation failed ({:?}).", e);
if cursor != self.cursor {
self.cursor = cursor;
let msg = ConstellationMsg::SetCursor(cursor);
if let Err(e) = self.constellation_chan.send(msg) {
warn!("Sending event to constellation failed ({:?}).", e);
}
}
}
}