Closed Bug 1016535 Opened 10 years ago Closed 10 years ago

Always give overlay scrollbars their own layers, even for subframes

Categories

(Core :: Layout, defect)

defect
Not set
normal

Tracking

()

RESOLVED FIXED
mozilla32

People

(Reporter: mstange, Assigned: mstange)

References

Details

Attachments

(1 file, 1 obsolete file)

We currently don't create individual layers for subframe scrollbars, since subframes usually have a thebes layer behind them that spans the whole scroll port, and the scrollbars can merge into that background layer. However, this is not the case for overlay scrollbars: Overlay scrollbars cause a new thebes layer to be created in front of the scrolled layer, and if both horizontal and vertical scrollbars are visible, that front layer is much larger than necessary.
Attachment #8429475 - Flags: review?(roc)
Huh, aCreateLayer was a reference...
Attachment #8429475 - Attachment is obsolete: true
Attachment #8429475 - Flags: review?(roc)
Attachment #8429498 - Flags: review?(roc)
https://hg.mozilla.org/mozilla-central/rev/11248e6a1294
https://hg.mozilla.org/mozilla-central/rev/4877e43fd90c
Status: ASSIGNED → RESOLVED
Closed: 10 years ago
Resolution: --- → FIXED
Target Milestone: --- → mozilla32
Depends on: 1017256
Depends on: 1018309
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