зеркало из https://github.com/mozilla/pjs.git
Bug 407111. Correctly set whether a break opportunity after non-text content fits. r+sr=dbaron,a=schrep
This commit is contained in:
roc+@cs.cmu.edu
Родитель
9a34998a05
Коммит
22756550ec
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@ -1030,9 +1030,10 @@ nsLineLayout::ReflowFrame(nsIFrame* aFrame,
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// See if we can place the frame. If we can't fit it, then we
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// return now.
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PRBool optionalBreakAfterFits;
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if (CanPlaceFrame(pfd, reflowState, notSafeToBreak, continuingTextRun,
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savedOptionalBreakContent != nsnull, metrics,
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aReflowStatus)) {
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aReflowStatus, &optionalBreakAfterFits)) {
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// Place the frame, updating aBounds with the final size and
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// location. Then apply the bottom+right margins (as
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// appropriate) to the frame.
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@ -1053,7 +1054,7 @@ nsLineLayout::ReflowFrame(nsIFrame* aFrame,
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// record soft break opportunity after this content that can't be
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// part of a text run. This is not a text frame so we know
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// that offset PR_INT32_MAX means "after the content".
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if (NotifyOptionalBreakPosition(aFrame->GetContent(), PR_INT32_MAX, PR_TRUE)) {
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if (NotifyOptionalBreakPosition(aFrame->GetContent(), PR_INT32_MAX, optionalBreakAfterFits)) {
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// If this returns true then we are being told to actually break here.
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aReflowStatus = NS_INLINE_LINE_BREAK_AFTER(aReflowStatus);
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}
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@ -1146,9 +1147,12 @@ nsLineLayout::CanPlaceFrame(PerFrameData* pfd,
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PRBool aFrameCanContinueTextRun,
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PRBool aCanRollBackBeforeFrame,
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nsHTMLReflowMetrics& aMetrics,
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nsReflowStatus& aStatus)
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nsReflowStatus& aStatus,
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PRBool* aOptionalBreakAfterFits)
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{
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NS_PRECONDITION(pfd && pfd->mFrame, "bad args, null pointers for frame data");
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*aOptionalBreakAfterFits = PR_TRUE;
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// Compute right margin to use
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if (0 != pfd->mBounds.width) {
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NS_ASSERTION(aReflowState.mStyleDisplay->mFloats == NS_STYLE_FLOAT_NONE,
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@ -1205,6 +1209,7 @@ nsLineLayout::CanPlaceFrame(PerFrameData* pfd,
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#endif
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return PR_TRUE;
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}
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*aOptionalBreakAfterFits = PR_FALSE;
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// When it doesn't fit, check for a few special conditions where we
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// allow it to fit anyway.
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@ -250,8 +250,8 @@ public:
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*/
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PRBool NotifyOptionalBreakPosition(nsIContent* aContent, PRInt32 aOffset,
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PRBool aFits) {
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NS_ASSERTION(!GetFlag(LL_NEEDBACKUP),
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"Shouldn't be updating the break position after we've already flagged an overrun");
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NS_ASSERTION(!aFits || !GetFlag(LL_NEEDBACKUP),
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"Shouldn't be updating the break position with a break that fits after we've already flagged an overrun");
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// Remember the last break position that fits; if there was no break that fit,
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// just remember the first break
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if (aFits || !mLastOptionalBreakContent) {
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@ -518,7 +518,8 @@ protected:
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PRBool aFrameCanContinueTextRun,
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PRBool aCanRollBackBeforeFrame,
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nsHTMLReflowMetrics& aMetrics,
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nsReflowStatus& aStatus);
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nsReflowStatus& aStatus,
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PRBool* aOptionalBreakAfterFits);
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void PlaceFrame(PerFrameData* pfd,
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nsHTMLReflowMetrics& aMetrics);
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@ -535,7 +536,6 @@ protected:
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PRBool TrimTrailingWhiteSpaceIn(PerSpanData* psd, nscoord* aDeltaWidth);
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void ComputeJustificationWeights(PerSpanData* psd, PRInt32* numSpaces, PRInt32* numLetters);
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struct FrameJustificationState {
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@ -0,0 +1,10 @@
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<html>
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<head>
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<style>
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b { white-space:nowrap; }
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div { border:1px solid black; }
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</style>
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</head>
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<body style="font-size:10px; width:200px; border:1px solid black"><b><img src="mozilla-banner.gif" width="100">T</b><br>
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<b><img src="mozilla-banner.gif" width="100">T</b></body>
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</html>
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@ -0,0 +1,10 @@
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<html>
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<head>
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<style>
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b { white-space:nowrap; }
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div { border:1px solid black; }
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</style>
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</head>
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<body style="font-size:10px; width:200px; border:1px solid black"><b><img src="mozilla-banner.gif" width="100">T</b>
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<b><img src="mozilla-banner.gif" width="100">T</b></br></body>
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</html>
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@ -509,5 +509,6 @@ random == 403134-1.html 403134-1-ref.html # bug 405377
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== 405584-1.html 405584-1-ref.html
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== 406484-1.html 406484-1-ref.html
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== 406568-1.html 406568-1-ref.html
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== 407111-1.html 407111-1-ref.html
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== 407227-1.html 407227-1-ref.html
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