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Bug 496500. Don't try to interrupt on lines we're not actually reflowing, since during a resize on Windows HasPendingInputEvent returns true while the mouse is down. r+sr=roc

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This commit is contained in:
Boris Zbarsky 2009-07-30 11:53:36 -04:00
parent 1f2b2d387e
commit 6e2c80851a
1 changed files with 6 additions and 1 deletions
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7
layout/generic/nsBlockFrame.cpp
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@ -1978,6 +1978,11 @@ nsBlockFrame::ReflowDirtyLines(nsBlockReflowState& aState)
// to be reflowed, so this computation of deltaY will not be
// used.
deltaY = line->mBounds.YMost() - oldYMost;
// Now do an interrupt check. We want to do this only in the case when we
// actually reflow the line, so that if we get back in here we'll get
// further on the reflow before interrupting.
aState.mPresContext->CheckForInterrupt(this);
} else {
aState.mOverflowTracker.Skip(line->mFirstChild, aState.mReflowStatus);
// Nop except for blocks (we don't create overflow container
@ -2044,7 +2049,7 @@ nsBlockFrame::ReflowDirtyLines(nsBlockReflowState& aState)
DumpLine(aState, line, deltaY, -1);
if (aState.mPresContext->CheckForInterrupt(this)) {
if (aState.mPresContext->HasPendingInterrupt()) {
willReflowAgain = PR_TRUE;
// Another option here might be to leave |line| clean if
// !HasPendingInterrupt() before the CheckForInterrupt() call, since in