438537 - Rendering of div with rounded corners and overflow = hidden goes wrong

Status: RESOLVED FIXED

(Core :: Web Painting, defect, P3)

Description

[vincent]

User-Agent:       Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9) Gecko/2008060309 Firefox/3.0
Build Identifier: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9) Gecko/2008053008 Firefox/3.0

When rendering a div with rounded corners and overflow hidden will go wrong when the dimensions of the box are changed with javascript. See attached sample HTML to reproduce the problem.

Reproducible: Always




This problem does not happen in Firefox 2. It problem also happens on Linux with Forefox 3RC1

Comment 1

[vincent]

Attachment: Testcase to show problem

Click on the div to make it expand

Comment 2

[Daniel.S]

Causing a redraw (e.g. by resizing the window) fixes this.

Comment 4

[David Baron :dbaron: (⌚️UTC-4, no longer working on Mozilla)]

The code in nsIFrame::CheckInvalidateSizeChange is supposed to handle cases like this (but clearly isn't handling this one).

Comment 5

[David Baron :dbaron: (⌚️UTC-4, no longer working on Mozilla)]

Attachment: patch

Comment 6

[David Baron :dbaron: (⌚️UTC-4, no longer working on Mozilla)]

http://hg.mozilla.org/mozilla-central/rev/894a8e2bddb2

Comment 7

[Mike Beltzner [:beltzner, not reading bugmail]]

Comment on attachment 417305 [details] [diff] [review]
patch

a192=beltzner, dbaron thinks this will fix bug 537434

Comment 8

[David Baron :dbaron: (⌚️UTC-4, no longer working on Mozilla)]

http://hg.mozilla.org/releases/mozilla-1.9.2/rev/7a2da081b280