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auto merge of #5248 : glennw/servo/fix-subpage-reflow, r=jdm
Otherwise, the new iframe may not get a valid window size until the parent frame does another reflow.
This commit is contained in:
commit
b4b2c63c11
2 changed files with 33 additions and 19 deletions
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@ -217,9 +217,23 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
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}
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}
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/// Gets the current window_size rect for an existing pipeline. This is used
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/// to initialize the window size for a new pipeline, but may be None
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/// when a new frame is loading.
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fn get_window_size_data_for_pipeline(&self, pipeline_id: PipelineId) -> Option<WindowSizeData> {
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self.pipeline(pipeline_id).rect.map(|rect| {
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WindowSizeData {
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visible_viewport: rect.size,
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initial_viewport: rect.size * ScaleFactor(1.0),
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device_pixel_ratio: self.window_size.device_pixel_ratio,
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}
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})
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}
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/// Helper function for creating a pipeline
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fn new_pipeline(&mut self,
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parent_info: Option<(PipelineId, SubpageId)>,
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initial_window_size: Option<WindowSizeData>,
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script_channel: Option<ScriptControlChan>,
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load_data: LoadData)
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-> PipelineId {
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@ -227,15 +241,6 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
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let PipelineId(ref mut i) = self.next_pipeline_id;
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*i += 1;
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// If this is a child frame, don't attach the main window
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// size to this pipeline - it will get its window size
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// assigned by the parent layout task.
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let window_size = if parent_info.is_some() {
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None
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} else {
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Some(self.window_size)
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};
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let pipeline = Pipeline::create::<LTF, STF>(pipeline_id,
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parent_info,
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self.chan.clone(),
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@ -247,7 +252,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
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self.storage_task.clone(),
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self.time_profiler_chan.clone(),
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self.memory_profiler_chan.clone(),
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window_size,
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initial_window_size,
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script_channel,
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load_data);
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@ -324,7 +329,7 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
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new_subpage_id,
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old_subpage_id,
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sandbox) => {
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debug!("constellation got iframe URL load message");
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debug!("constellation got iframe URL load message {:?} {:?} {:?}", source_pipeline_id, old_subpage_id, new_subpage_id);
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self.handle_script_loaded_url_in_iframe_msg(url,
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source_pipeline_id,
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new_subpage_id,
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@ -415,14 +420,16 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
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}
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debug!("creating replacement pipeline for about:failure");
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let new_pipeline_id = self.new_pipeline(parent_info, None,
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let window_size = self.get_window_size_data_for_pipeline(pipeline_id);
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let new_pipeline_id = self.new_pipeline(parent_info, window_size, None,
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LoadData::new(Url::parse("about:failure").unwrap()));
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self.push_pending_frame(new_pipeline_id, Some(pipeline_id));
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}
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fn handle_init_load(&mut self, url: Url) {
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let root_pipeline_id = self.new_pipeline(None, None, LoadData::new(url));
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let window_size = self.window_size;
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let root_pipeline_id = self.new_pipeline(None, Some(window_size), None, LoadData::new(url));
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self.push_pending_frame(root_pipeline_id, None);
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}
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@ -485,13 +492,17 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
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};
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// Create the new pipeline, attached to the parent and push to pending frames
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let new_pipeline_id = self.new_pipeline(Some((containing_pipeline_id, new_subpage_id)),
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script_chan,
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LoadData::new(url));
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self.subpage_map.insert((containing_pipeline_id, new_subpage_id), new_pipeline_id);
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let old_pipeline_id = old_subpage_id.map(|old_subpage_id| {
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self.find_subpage(containing_pipeline_id, old_subpage_id).id
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});
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let window_size = old_pipeline_id.and_then(|old_pipeline_id| {
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self.get_window_size_data_for_pipeline(old_pipeline_id)
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});
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let new_pipeline_id = self.new_pipeline(Some((containing_pipeline_id, new_subpage_id)),
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window_size,
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script_chan,
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LoadData::new(url));
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self.subpage_map.insert((containing_pipeline_id, new_subpage_id), new_pipeline_id);
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self.push_pending_frame(new_pipeline_id, old_pipeline_id);
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}
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@ -527,7 +538,8 @@ impl<LTF: LayoutTaskFactory, STF: ScriptTaskFactory> Constellation<LTF, STF> {
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// changes would be overridden by changing the subframe associated with source_id.
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// Create the new pipeline
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let new_pipeline_id = self.new_pipeline(None, None, load_data);
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let window_size = self.get_window_size_data_for_pipeline(source_id);
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let new_pipeline_id = self.new_pipeline(None, window_size, None, load_data);
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self.push_pending_frame(new_pipeline_id, Some(source_id));
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// Send message to ScriptTask that will suspend all timers
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@ -1148,7 +1148,9 @@ impl ScriptTask {
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.find(|node| node.subpage_id() == Some(subpage_id))
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.map(Temporary::from_rooted)
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}).root();
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iframe.r().unwrap().navigate_child_browsing_context(load_data.url);
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if let Some(iframe) = iframe.r() {
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iframe.navigate_child_browsing_context(load_data.url);
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}
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}
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None => {
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let ConstellationChan(ref const_chan) = self.constellation_chan;
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