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Remove compositor layers when iframes are removed from doc or display:none.

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This commit is contained in:
Glenn Watson 2015-03-03 09:38:39 +10:00
parent 6927bf6ff0
commit 86baef2cc0
10 changed files with 145 additions and 37 deletions
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12
components/layout/layout_task.rs
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@ -124,6 +124,9 @@ pub struct LayoutTask {
//// The channel to send messages to ourself.
pub chan: LayoutChan,
/// The channel on which messages can be sent to the constellation.
pub constellation_chan: ConstellationChan,
/// The channel on which messages can be sent to the script task.
pub script_chan: ScriptControlChan,
@ -272,6 +275,7 @@ impl LayoutTask {
pipeline_port: pipeline_port,
chan: chan,
script_chan: script_chan,
constellation_chan: constellation_chan.clone(),
paint_chan: paint_chan,
time_profiler_chan: time_profiler_chan,
resource_task: resource_task,
@ -412,7 +416,7 @@ impl LayoutTask {
},
Msg::ReapLayoutData(dead_layout_data) => {
unsafe {
LayoutTask::handle_reap_layout_data(dead_layout_data)
self.handle_reap_layout_data(dead_layout_data)
}
},
Msg::PrepareToExit(response_chan) => {
@ -441,7 +445,7 @@ impl LayoutTask {
match self.port.recv().unwrap() {
Msg::ReapLayoutData(dead_layout_data) => {
unsafe {
LayoutTask::handle_reap_layout_data(dead_layout_data)
self.handle_reap_layout_data(dead_layout_data)
}
}
Msg::ExitNow(exit_type) => {
@ -938,9 +942,9 @@ impl LayoutTask {
/// Handles a message to destroy layout data. Layout data must be destroyed on *this* task
/// because the struct type is transmuted to a different type on the script side.
unsafe fn handle_reap_layout_data(layout_data: LayoutData) {
unsafe fn handle_reap_layout_data(&self, layout_data: LayoutData) {
let layout_data_wrapper: LayoutDataWrapper = mem::transmute(layout_data);
layout_data_wrapper.clear();
layout_data_wrapper.remove_compositor_layers(self.constellation_chan.clone());
}
/// Returns profiling information which is passed to the time profiler.