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Replace AutoMaybeNullInflationContainer with AutoMaybeDisableInflationForShrinkWrap since the concept of the pres context's current inflation container will be going away. (Bug 747720, patch 2) r=roc

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This commit is contained in:
L. David Baron
2012-05-20 22:18:27 -07:00
parent 8564a90e2c
commit 995ff8b9c1
10 changed files with 32 additions and 23 deletions
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11
layout/base/nsLayoutUtils.cpp
View File

@@ -2349,7 +2349,7 @@ GetIntrinsicCoord(const nsStyleCoord& aStyle,
// If aFrame is a container for font size inflation, then shrink
// wrapping inside of it should not apply font size inflation.
AutoMaybeNullInflationContainer an(aFrame);
AutoMaybeDisableFontInflation an(aFrame);
if (val == NS_STYLE_WIDTH_MAX_CONTENT)
aResult = aFrame->GetPrefWidth(aRenderingContext);
@@ -2381,7 +2381,7 @@ nsLayoutUtils::IntrinsicForContainer(nsRenderingContext *aRenderingContext,
// If aFrame is a container for font size inflation, then shrink
// wrapping inside of it should not apply font size inflation.
AutoMaybeNullInflationContainer an(aFrame);
AutoMaybeDisableFontInflation an(aFrame);
nsIFrame::IntrinsicWidthOffsetData offsets =
aFrame->IntrinsicWidthOffsets(aRenderingContext);
@@ -2640,7 +2640,7 @@ nsLayoutUtils::ComputeWidthValue(
} else if (eStyleUnit_Enumerated == aCoord.GetUnit()) {
// If aFrame is a container for font size inflation, then shrink
// wrapping inside of it should not apply font size inflation.
AutoMaybeNullInflationContainer an(aFrame);
AutoMaybeDisableFontInflation an(aFrame);
PRInt32 val = aCoord.GetIntValue();
switch (val) {
@@ -4815,12 +4815,13 @@ nsLayoutUtils::InflationMinFontSizeFor(const nsIFrame *aFrame,
}
#endif
if (!FontSizeInflationEnabled(aFrame->PresContext())) {
nsPresContext *presContext = aFrame->PresContext();
if (!FontSizeInflationEnabled(presContext) ||
presContext->mInflationDisabledForShrinkWrap) {
return 0;
}
if (aWidthDetermination == eInReflow) {
nsPresContext *presContext = aFrame->PresContext();
nsIFrame *container = presContext->mCurrentInflationContainer;
if (!container || !ShouldInflateFontsForContainer(container)) {
return 0;

18
layout/base/nsLayoutUtils.h
View File

@@ -1695,29 +1695,33 @@ namespace mozilla {
* set the current inflation container on the pres context to null
* (and then, in its destructor, restore the old value).
*/
class AutoMaybeNullInflationContainer {
class AutoMaybeDisableFontInflation {
public:
AutoMaybeNullInflationContainer(nsIFrame *aFrame)
AutoMaybeDisableFontInflation(nsIFrame *aFrame)
{
// FIXME: Now that inflation calculations are based on the flow
// root's NCA's (nearest common ancestor of its inflatable
// descendants) width, we could probably disable inflation in
// fewer cases than we currently do.
if (nsLayoutUtils::IsContainerForFontSizeInflation(aFrame)) {
mPresContext = aFrame->PresContext();
mOldValue = mPresContext->mCurrentInflationContainer;
mPresContext->mCurrentInflationContainer = nsnull;
mOldValue = mPresContext->mInflationDisabledForShrinkWrap;
mPresContext->mInflationDisabledForShrinkWrap = true;
} else {
// indicate we have nothing to restore
mPresContext = nsnull;
}
}
~AutoMaybeNullInflationContainer()
~AutoMaybeDisableFontInflation()
{
if (mPresContext) {
mPresContext->mCurrentInflationContainer = mOldValue;
mPresContext->mInflationDisabledForShrinkWrap = mOldValue;
}
}
private:
nsPresContext *mPresContext;
nsIFrame *mOldValue;
bool mOldValue;
};
}

4
layout/base/nsPresContext.h
View File

@@ -1141,6 +1141,10 @@ public:
// width, which is not yet set on its rect.
nscoord mCurrentInflationContainerWidth;
// Should we disable font size inflation because we're inside of
// shrink-wrapping calculations on an inflation container?
bool mInflationDisabledForShrinkWrap;
protected:
nsRefPtrHashtable<nsPtrHashKey<nsIFrame>, nsImageLoader>

2
layout/forms/nsFieldSetFrame.cpp
View File

@@ -411,7 +411,7 @@ nsFieldSetFrame::ComputeSize(nsRenderingContext *aRenderingContext,
// If we're a container for font size inflation, then shrink
// wrapping inside of us should not apply font size inflation.
AutoMaybeNullInflationContainer an(this);
AutoMaybeDisableFontInflation an(this);
nscoord minWidth = GetMinWidth(aRenderingContext);
if (minWidth > result.width)

2
layout/generic/nsBlockReflowState.cpp
View File

@@ -582,7 +582,7 @@ FloatMarginWidth(const nsHTMLReflowState& aCBReflowState,
nsIFrame *aFloat,
const nsCSSOffsetState& aFloatOffsetState)
{
AutoMaybeNullInflationContainer an(aFloat);
AutoMaybeDisableFontInflation an(aFloat);
return aFloat->ComputeSize(
aCBReflowState.rendContext,
nsSize(aCBReflowState.ComputedWidth(),

4
layout/generic/nsFrame.cpp
View File

@@ -3953,7 +3953,7 @@ nsFrame::ShrinkWidthToFit(nsRenderingContext *aRenderingContext,
{
// If we're a container for font size inflation, then shrink
// wrapping inside of us should not apply font size inflation.
AutoMaybeNullInflationContainer an(this);
AutoMaybeDisableFontInflation an(this);
nscoord result;
nscoord minWidth = GetMinWidth(aRenderingContext);
@@ -7412,7 +7412,7 @@ nsFrame::RefreshSizeCache(nsBoxLayoutState& aState)
{
// If we're a container for font size inflation, then shrink
// wrapping inside of us should not apply font size inflation.
AutoMaybeNullInflationContainer an(this);
AutoMaybeDisableFontInflation an(this);
metrics->mBlockPrefSize.width =
GetPrefWidth(rendContext) + bp.LeftRight();

4
layout/generic/nsHTMLReflowState.cpp
View File

@@ -1283,7 +1283,7 @@ nsHTMLReflowState::InitAbsoluteConstraints(nsPresContext* aPresContext,
}
{
AutoMaybeNullInflationContainer an(frame);
AutoMaybeDisableFontInflation an(frame);
nsSize size =
frame->ComputeSize(rendContext,
@@ -1905,7 +1905,7 @@ nsHTMLReflowState::InitConstraints(nsPresContext* aPresContext,
InitAbsoluteConstraints(aPresContext, cbrs, aContainingBlockWidth,
aContainingBlockHeight, aFrameType);
} else {
AutoMaybeNullInflationContainer an(frame);
AutoMaybeDisableFontInflation an(frame);
bool isBlock = NS_CSS_FRAME_TYPE_BLOCK == NS_FRAME_GET_TYPE(mFrameType);
PRUint32 computeSizeFlags = isBlock ? 0 : nsIFrame::eShrinkWrap;

2
layout/tables/BasicTableLayoutStrategy.cpp
View File

@@ -115,7 +115,7 @@ GetWidthInfo(nsRenderingContext *aRenderingContext,
if (aIsCell) {
// If aFrame is a container for font size inflation, then shrink
// wrapping inside of it should not apply font size inflation.
AutoMaybeNullInflationContainer an(aFrame);
AutoMaybeDisableFontInflation an(aFrame);
minCoord = aFrame->GetMinWidth(aRenderingContext);
prefCoord = aFrame->GetPrefWidth(aRenderingContext);

4
layout/tables/nsTableFrame.cpp
View File

@@ -1514,7 +1514,7 @@ nsTableFrame::ComputeSize(nsRenderingContext *aRenderingContext,
// If we're a container for font size inflation, then shrink
// wrapping inside of us should not apply font size inflation.
AutoMaybeNullInflationContainer an(this);
AutoMaybeDisableFontInflation an(this);
// Tables never shrink below their min width.
nscoord minWidth = GetMinWidth(aRenderingContext);
@@ -1530,7 +1530,7 @@ nsTableFrame::TableShrinkWidthToFit(nsRenderingContext *aRenderingContext,
{
// If we're a container for font size inflation, then shrink
// wrapping inside of us should not apply font size inflation.
AutoMaybeNullInflationContainer an(this);
AutoMaybeDisableFontInflation an(this);
nscoord result;
nscoord minWidth = GetMinWidth(aRenderingContext);

4
layout/tables/nsTableOuterFrame.cpp
View File

@@ -103,7 +103,7 @@ nsTableCaptionFrame::ComputeAutoSize(nsRenderingContext *aRenderingContext,
// If we're a container for font size inflation, then shrink
// wrapping inside of us should not apply font size inflation.
AutoMaybeNullInflationContainer an(this);
AutoMaybeDisableFontInflation an(this);
PRUint8 captionSide = GetStyleTableBorder()->mCaptionSide;
if (captionSide == NS_STYLE_CAPTION_SIDE_LEFT ||
@@ -533,7 +533,7 @@ ChildShrinkWrapWidth(nsRenderingContext *aRenderingContext,
nsSize aCBSize, nscoord aAvailableWidth,
nscoord *aMarginResult = nsnull)
{
AutoMaybeNullInflationContainer an(aChildFrame);
AutoMaybeDisableFontInflation an(aChildFrame);
nsCSSOffsetState offsets(aChildFrame, aRenderingContext, aCBSize.width);
nsSize size = aChildFrame->ComputeSize(aRenderingContext, aCBSize,