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Mask root layer rectangles to their boundaries

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This prevents iframes contents from overflowing their root layers.
This commit is contained in:
Martin Robinson 2014-09-23 18:41:06 -07:00
parent 01b4100756
commit a75594d7cf
4 changed files with 17 additions and 0 deletions
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1
components/compositing/compositor.rs
View file

@ -456,6 +456,7 @@ impl IOCompositor {
match frame_rect {
Some(ref frame_rect) => {
*root_layer.masks_to_bounds.borrow_mut() = true;
*root_layer.bounds.borrow_mut() = frame_rect * self.device_pixels_per_page_px();
}
None => {}

2
tests/ref/basic.list
View file

@ -122,6 +122,8 @@ flaky_linux == acid2_noscroll.html acid2_ref_broken.html
== iframe/simple.html iframe/simple_ref.html
== iframe/multiple_external.html iframe/multiple_external_ref.html
== iframe/overflow.html iframe/overflow_ref.html
== floated_generated_content_a.html floated_generated_content_b.html
== inline_block_margin_a.html inline_block_margin_ref.html
== inline_block_img_a.html inline_block_img_ref.html

8
tests/ref/iframe/overflow.html Normal file
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@ -0,0 +1,8 @@
<html>
<body>
<iframe src="data:text/html,%3Cdiv%20style%3D%22background%3Agreen%3B%20width%3A%20200px%3B%20height%3A%20200px%3B%22%3E%3C%2Fdiv%3E"
style="display: block; width: 108px; height: 108px;">
</iframe>
</div>
</body>
</html>

6
tests/ref/iframe/overflow_ref.html Normal file
View file

@ -0,0 +1,6 @@
<html>
<body style="margin: 16px;">
<div style="background: green; width: 100px; height: 100px;"></div>
</div>
</body>
</html>