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support in layout to send iframe sizes

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This commit is contained in:
Tim Kuehn 2013-08-07 19:52:30 -07:00
parent 666c29480e
commit a58b01bc86
3 changed files with 28 additions and 0 deletions
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2
src/components/main/constellation.rs
View file

@ -398,6 +398,7 @@ impl Constellation {
}
fn handle_frame_rect_msg(&mut self, pipeline_id: PipelineId, subpage_id: SubpageId, rect: Rect<f32>) {
debug!("Received frame rect %? from %?, %?", rect, pipeline_id, subpage_id);
let mut already_sent = HashSet::new();
// If the subframe is in the current frame tree, the compositor needs the new size
@ -639,6 +640,7 @@ impl Constellation {
// TODO(tkuehn): In fact, this kind of message might be provably
// impossible to occur.
if current_frame.contains(pipeline_id) {
debug!("updating compositor frame tree with %?", current_frame);
self.set_ids(current_frame);
return;
}

20
src/components/main/layout/block.rs
View file

@ -14,6 +14,7 @@ use layout::float_context::{FloatContext, Invalid};
use std::cell::Cell;
use geom::point::Point2D;
use geom::size::Size2D;
use geom::rect::Rect;
use gfx::display_list::DisplayList;
use gfx::geometry::Au;
@ -364,6 +365,25 @@ impl BlockFlowData {
list: &Cell<DisplayList<E>>)
-> bool {
if self.common.node.is_iframe_element() {
let x = self.common.abs_position.x + do self.box.map_default(Au(0)) |box| {
box.with_model(|model| model.margin.left + model.border.left + model.padding.left)
};
let y = self.common.abs_position.y + do self.box.map_default(Au(0)) |box| {
box.with_model(|model| model.margin.top + model.border.top + model.padding.top)
};
let w = self.common.position.size.width - do self.box.map_default(Au(0)) |box| {
box.with_model(|model| model.noncontent_width())
};
let h = self.common.position.size.height - do self.box.map_default(Au(0)) |box| {
box.with_model(|model| model.noncontent_height())
};
do self.common.node.with_mut_iframe_element |iframe_element| {
iframe_element.size.get_mut_ref().set_rect(Rect(Point2D(x.to_f32(), y.to_f32()),
Size2D(w.to_f32(), h.to_f32())));
}
}
let abs_rect = Rect(self.common.abs_position, self.common.position.size);
if !abs_rect.intersects(dirty) {
return false;

6
src/components/main/layout/model.rs
View file

@ -119,6 +119,12 @@ impl BoxModel {
left + right
}
pub fn noncontent_height(&self) -> Au {
let top = self.margin.top + self.border.top + self.padding.top;
let bottom = self.margin.bottom + self.border.bottom + self.padding.bottom;
top + bottom
}
pub fn offset(&self) -> Au {
self.margin.left + self.border.left + self.padding.left
}