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Initial window sizes are mandatory.

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This commit is contained in:
Josh Matthews 2018-12-09 14:16:14 -05:00
parent 34e77f62af
commit 231a37be24
12 changed files with 101 additions and 130 deletions
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109
components/constellation/constellation.rs
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@ -734,7 +734,7 @@ where
top_level_browsing_context_id: TopLevelBrowsingContextId,
parent_pipeline_id: Option<PipelineId>,
opener: Option<BrowsingContextId>,
initial_window_size: Option<TypedSize2D<f32, CSSPixel>>,
initial_window_size: TypedSize2D<f32, CSSPixel>,
// TODO: we have to provide ownership of the LoadData
// here, because it will be send on an ipc channel,
// and ipc channels take onership of their data.
@ -889,6 +889,7 @@ where
top_level_id: TopLevelBrowsingContextId,
pipeline_id: PipelineId,
parent_pipeline_id: Option<PipelineId>,
size: TypedSize2D<f32, CSSPixel>,
is_private: bool,
is_visible: bool,
) {
@ -898,6 +899,7 @@ where
top_level_id,
pipeline_id,
parent_pipeline_id,
size,
is_private,
is_visible,
);
@ -1599,14 +1601,20 @@ where
EmbedderMsg::Panic(reason, backtrace),
));
let browsing_context = self.browsing_contexts.get(&browsing_context_id);
let window_size = browsing_context.and_then(|ctx| ctx.size);
let pipeline_id = browsing_context.map(|ctx| ctx.pipeline_id);
let is_visible = browsing_context.map(|ctx| ctx.is_visible);
let browsing_context = match self.browsing_contexts.get(&browsing_context_id) {
Some(context) => context,
None => return warn!("failed browsing context is missing"),
};
let window_size = browsing_context.size;
let pipeline_id = browsing_context.pipeline_id;
let is_visible = browsing_context.is_visible;
let pipeline = pipeline_id.and_then(|id| self.pipelines.get(&id));
let pipeline_url = pipeline.map(|pipeline| pipeline.url.clone());
let opener = pipeline.and_then(|pipeline| pipeline.opener);
let pipeline = match self.pipelines.get(&pipeline_id) {
Some(p) => p,
None => return warn!("failed pipeline is missing"),
};
let pipeline_url = pipeline.url.clone();
let opener = pipeline.opener;
self.close_browsing_context_children(
browsing_context_id,
@ -1616,10 +1624,8 @@ where
let failure_url = ServoUrl::parse("about:failure").expect("infallible");
if let Some(pipeline_url) = pipeline_url {
if pipeline_url == failure_url {
return error!("about:failure failed");
}
if pipeline_url == failure_url {
return error!("about:failure failed");
}
warn!("creating replacement pipeline for about:failure");
@ -1638,7 +1644,7 @@ where
load_data,
sandbox,
is_private,
is_visible.unwrap_or(true),
is_visible,
);
self.add_pending_change(SessionHistoryChange {
top_level_browsing_context_id: top_level_browsing_context_id,
@ -1737,7 +1743,7 @@ where
top_level_browsing_context_id,
None,
None,
Some(window_size),
window_size,
load_data,
sandbox,
is_private,
@ -3275,6 +3281,7 @@ where
change.top_level_browsing_context_id,
change.new_pipeline_id,
new_context_info.parent_pipeline_id,
self.window_size.initial_viewport, //XXXjdm is this valid?
new_context_info.is_private,
new_context_info.is_visible,
);
@ -3612,44 +3619,41 @@ where
}
// Check the visible rectangle for this pipeline. If the constellation has received a
// size for the pipeline, then its painting should be up to date. If the constellation
// *hasn't* received a size, it could be that the layer was hidden by script before the
// compositor discovered it, so we just don't check the layer.
if let Some(size) = browsing_context.size {
// If the rectangle for this pipeline is zero sized, it will
// never be painted. In this case, don't query the layout
// thread as it won't contribute to the final output image.
if size == TypedSize2D::zero() {
continue;
}
// size for the pipeline, then its painting should be up to date.
//
// If the rectangle for this pipeline is zero sized, it will
// never be painted. In this case, don't query the layout
// thread as it won't contribute to the final output image.
if browsing_context.size == TypedSize2D::zero() {
continue;
}
// Get the epoch that the compositor has drawn for this pipeline.
let compositor_epoch = pipeline_states.get(&browsing_context.pipeline_id);
match compositor_epoch {
Some(compositor_epoch) => {
// Synchronously query the layout thread to see if the current
// epoch matches what the compositor has drawn. If they match
// (and script is idle) then this pipeline won't change again
// and can be considered stable.
let message = LayoutControlMsg::GetCurrentEpoch(epoch_sender.clone());
if let Err(e) = pipeline.layout_chan.send(message) {
warn!("Failed to send GetCurrentEpoch ({}).", e);
}
match epoch_receiver.recv() {
Err(e) => warn!("Failed to receive current epoch ({}).", e),
Ok(layout_thread_epoch) => {
if layout_thread_epoch != *compositor_epoch {
return ReadyToSave::EpochMismatch;
}
},
}
},
None => {
// The compositor doesn't know about this pipeline yet.
// Assume it hasn't rendered yet.
return ReadyToSave::PipelineUnknown;
},
}
// Get the epoch that the compositor has drawn for this pipeline.
let compositor_epoch = pipeline_states.get(&browsing_context.pipeline_id);
match compositor_epoch {
Some(compositor_epoch) => {
// Synchronously query the layout thread to see if the current
// epoch matches what the compositor has drawn. If they match
// (and script is idle) then this pipeline won't change again
// and can be considered stable.
let message = LayoutControlMsg::GetCurrentEpoch(epoch_sender.clone());
if let Err(e) = pipeline.layout_chan.send(message) {
warn!("Failed to send GetCurrentEpoch ({}).", e);
}
match epoch_receiver.recv() {
Err(e) => warn!("Failed to receive current epoch ({}).", e),
Ok(layout_thread_epoch) => {
if layout_thread_epoch != *compositor_epoch {
return ReadyToSave::EpochMismatch;
}
},
}
},
None => {
// The compositor doesn't know about this pipeline yet.
// Assume it hasn't rendered yet.
return ReadyToSave::PipelineUnknown;
},
}
}
@ -3715,7 +3719,7 @@ where
browsing_context_id: BrowsingContextId,
) {
if let Some(browsing_context) = self.browsing_contexts.get_mut(&browsing_context_id) {
browsing_context.size = Some(new_size.initial_viewport);
browsing_context.size = new_size.initial_viewport;
// Send Resize (or ResizeInactive) messages to each pipeline in the frame tree.
let pipeline_id = browsing_context.pipeline_id;
let pipeline = match self.pipelines.get(&pipeline_id) {
@ -4001,7 +4005,6 @@ where
.map(|pipeline| {
let mut frame_tree = SendableFrameTree {
pipeline: pipeline.to_sendable(),
size: browsing_context.size,
children: vec![],
};