diff options
Diffstat (limited to 'layout/generic/nsIFrame.cpp')
| -rw-r--r-- | layout/generic/nsIFrame.cpp | 1167 |
1 files changed, 80 insertions, 1087 deletions
diff --git a/layout/generic/nsIFrame.cpp b/layout/generic/nsIFrame.cpp index 479c26d18b..27f09b84f6 100644 --- a/layout/generic/nsIFrame.cpp +++ b/layout/generic/nsIFrame.cpp @@ -2017,6 +2017,12 @@ bool nsIFrame::GetShapeBoxBorderRadii(nscoord aRadii[8]) const { } } +nscoord nsIFrame::OneEmInAppUnits() const { + return StyleFont() + ->mFont.size.ScaledBy(nsLayoutUtils::FontSizeInflationFor(this)) + .ToAppUnits(); +} + ComputedStyle* nsIFrame::GetAdditionalComputedStyle(int32_t aIndex) const { MOZ_ASSERT(aIndex >= 0, "invalid index number"); return nullptr; @@ -2396,6 +2402,15 @@ already_AddRefed<ComputedStyle> nsIFrame::ComputeHighlightSelectionStyle( *element, PseudoStyleType::highlight, aHighlightName, Style()); } +already_AddRefed<ComputedStyle> nsIFrame::ComputeTargetTextStyle() const { + const Element* element = FindElementAncestorForMozSelection(GetContent()); + if (!element) { + return nullptr; + } + return PresContext()->StyleSet()->ProbePseudoElementStyle( + *element, PseudoStyleType::targetText, nullptr, Style()); +} + template <typename SizeOrMaxSize> static inline bool IsIntrinsicKeyword(const SizeOrMaxSize& aSize) { // All keywords other than auto/none/-moz-available depend on intrinsic sizes. @@ -4039,6 +4054,13 @@ void nsIFrame::BuildDisplayListForChild(nsDisplayListBuilder* aBuilder, return; } + nsIFrame* child = aChild; + auto* placeholder = child->IsPlaceholderFrame() + ? static_cast<nsPlaceholderFrame*>(child) + : nullptr; + nsIFrame* childOrOutOfFlow = + placeholder ? placeholder->GetOutOfFlowFrame() : child; + // If we're generating a display list for printing, include Link items for // frames that correspond to HTML link elements so that we can have active // links in saved PDF output. Note that the state of "within a link" is @@ -4050,17 +4072,10 @@ void nsIFrame::BuildDisplayListForChild(nsDisplayListBuilder* aBuilder, Maybe<nsDisplayListBuilder::Linkifier> linkifier; if (StaticPrefs::print_save_as_pdf_links_enabled() && aBuilder->IsForPrinting()) { - linkifier.emplace(aBuilder, aChild, aLists.Content()); - linkifier->MaybeAppendLink(aBuilder, aChild); + linkifier.emplace(aBuilder, childOrOutOfFlow, aLists.Content()); + linkifier->MaybeAppendLink(aBuilder, childOrOutOfFlow); } - nsIFrame* child = aChild; - auto* placeholder = child->IsPlaceholderFrame() - ? static_cast<nsPlaceholderFrame*>(child) - : nullptr; - nsIFrame* childOrOutOfFlow = - placeholder ? placeholder->GetOutOfFlowFrame() : child; - nsIFrame* parent = childOrOutOfFlow->GetParent(); const auto* parentDisplay = parent->StyleDisplay(); const auto overflowClipAxes = @@ -5120,7 +5135,9 @@ nsresult nsIFrame::PeekBackwardAndForward(nsSelectionAmount aAmountBack, return rv; } if (aAmountBack == eSelectWord) { - frameSelection->SetIsDoubleClickSelection(true); + frameSelection->SetClickSelectionType(ClickSelectionType::Double); + } else if (aAmountBack == eSelectParagraph) { + frameSelection->SetClickSelectionType(ClickSelectionType::Triple); } // maintain selection @@ -5989,18 +6006,10 @@ void nsIFrame::MarkSubtreeDirty() { } /* virtual */ -nscoord nsIFrame::GetMinISize(gfxContext* aRenderingContext) { - nscoord result = 0; - DISPLAY_MIN_INLINE_SIZE(this, result); - return result; -} +nscoord nsIFrame::GetMinISize(gfxContext* aRenderingContext) { return 0; } /* virtual */ -nscoord nsIFrame::GetPrefISize(gfxContext* aRenderingContext) { - nscoord result = 0; - DISPLAY_PREF_INLINE_SIZE(this, result); - return result; -} +nscoord nsIFrame::GetPrefISize(gfxContext* aRenderingContext) { return 0; } /* virtual */ void nsIFrame::AddInlineMinISize(gfxContext* aRenderingContext, @@ -6319,14 +6328,12 @@ static MinMaxSize ComputeTransferredMinMaxInlineSize( if (aMinMaxBSize.mMinSize > 0) { transferredISize.mMinSize = aAspectRatio.ComputeRatioDependentSize( - LogicalAxis::eLogicalAxisInline, aWM, aMinMaxBSize.mMinSize, - aBoxSizingAdjustment); + LogicalAxis::Inline, aWM, aMinMaxBSize.mMinSize, aBoxSizingAdjustment); } if (aMinMaxBSize.mMaxSize != NS_UNCONSTRAINEDSIZE) { transferredISize.mMaxSize = aAspectRatio.ComputeRatioDependentSize( - LogicalAxis::eLogicalAxisInline, aWM, aMinMaxBSize.mMaxSize, - aBoxSizingAdjustment); + LogicalAxis::Inline, aWM, aMinMaxBSize.mMaxSize, aBoxSizingAdjustment); } // Minimum size wins over maximum size. @@ -6393,11 +6400,11 @@ nsIFrame::SizeComputationResult nsIFrame::ComputeSize( // indicates which axis (in this frame's own WM) corresponds to its // flex container's main axis. LogicalAxis flexMainAxis = - eLogicalAxisInline; // (init to make valgrind happy) + LogicalAxis::Inline; // (init to make valgrind happy) if (isFlexItem) { flexMainAxis = nsFlexContainerFrame::IsItemInlineAxisMainAxis(this) - ? eLogicalAxisInline - : eLogicalAxisBlock; + ? LogicalAxis::Inline + : LogicalAxis::Block; } const bool isOrthogonal = aWM.IsOrthogonalTo(alignCB->GetWritingMode()); @@ -6426,8 +6433,8 @@ nsIFrame::SizeComputationResult nsIFrame::ComputeSize( bool mayUseAspectRatio = aspectRatio && !isAutoBSize; if (!aFlags.contains(ComputeSizeFlag::ShrinkWrap) && !StyleMargin()->HasInlineAxisAuto(aWM) && - !alignCB->IsMasonry(isOrthogonal ? eLogicalAxisBlock - : eLogicalAxisInline)) { + !alignCB->IsMasonry(isOrthogonal ? LogicalAxis::Block + : LogicalAxis::Inline)) { auto inlineAxisAlignment = isOrthogonal ? StylePosition()->UsedAlignSelf(alignCB->Style())._0 : StylePosition()->UsedJustifySelf(alignCB->Style())._0; @@ -6451,7 +6458,7 @@ nsIFrame::SizeComputationResult nsIFrame::ComputeSize( aCBSize.BSize(aWM), boxSizingAdjust.BSize(aWM), styleBSize.AsLengthPercentage()); result.ISize(aWM) = aspectRatio.ComputeRatioDependentSize( - LogicalAxis::eLogicalAxisInline, aWM, bSize, boxSizingAdjust); + LogicalAxis::Inline, aWM, bSize, boxSizingAdjust); aspectRatioUsage = AspectRatioUsage::ToComputeISize; } @@ -6468,7 +6475,7 @@ nsIFrame::SizeComputationResult nsIFrame::ComputeSize( aCBSize.BSize(aWM), boxSizingAdjust.BSize(aWM), styleBSize.AsLengthPercentage()); result.ISize(aWM) = aspectRatio.ComputeRatioDependentSize( - LogicalAxis::eLogicalAxisInline, aWM, bSize, boxSizingAdjust); + LogicalAxis::Inline, aWM, bSize, boxSizingAdjust); aspectRatioUsage = AspectRatioUsage::ToComputeISize; } @@ -6523,7 +6530,7 @@ nsIFrame::SizeComputationResult nsIFrame::ComputeSize( // flex container's main-axis. (Those properties get applied later in // the flexbox algorithm.) const bool isFlexItemInlineAxisMainAxis = - isFlexItem && flexMainAxis == eLogicalAxisInline; + isFlexItem && flexMainAxis == LogicalAxis::Inline; // Grid items that are subgridded in inline-axis also ignore their min & max // sizing properties in that axis. const bool shouldIgnoreMinMaxISize = @@ -6602,8 +6609,8 @@ nsIFrame::SizeComputationResult nsIFrame::ComputeSize( } else if (MOZ_UNLIKELY(isGridItem) && styleBSize.IsAuto() && !aFlags.contains(ComputeSizeFlag::IsGridMeasuringReflow) && !IsTrueOverflowContainer() && - !alignCB->IsMasonry(isOrthogonal ? eLogicalAxisInline - : eLogicalAxisBlock)) { + !alignCB->IsMasonry(isOrthogonal ? LogicalAxis::Inline + : LogicalAxis::Block)) { auto cbSize = aCBSize.BSize(aWM); if (cbSize != NS_UNCONSTRAINEDSIZE) { // 'auto' block-size for grid-level box - fill the CB for 'stretch' / @@ -6628,8 +6635,7 @@ nsIFrame::SizeComputationResult nsIFrame::ComputeSize( // https://drafts.csswg.org/css-grid/#grid-item-sizing if (!stretch && mayUseAspectRatio) { result.BSize(aWM) = aspectRatio.ComputeRatioDependentSize( - LogicalAxis::eLogicalAxisBlock, aWM, result.ISize(aWM), - boxSizingAdjust); + LogicalAxis::Block, aWM, result.ISize(aWM), boxSizingAdjust); MOZ_ASSERT(aspectRatioUsage == AspectRatioUsage::None); aspectRatioUsage = AspectRatioUsage::ToComputeBSize; } @@ -6651,8 +6657,7 @@ nsIFrame::SizeComputationResult nsIFrame::ComputeSize( // applied (so aspectRatioUsage flag is set as expected). That's why we // apply aspect-ratio unconditionally for auto block size here. result.BSize(aWM) = aspectRatio.ComputeRatioDependentSize( - LogicalAxis::eLogicalAxisBlock, aWM, result.ISize(aWM), - boxSizingAdjust); + LogicalAxis::Block, aWM, result.ISize(aWM), boxSizingAdjust); MOZ_ASSERT(aspectRatioUsage == AspectRatioUsage::None); aspectRatioUsage = AspectRatioUsage::ToComputeBSize; } @@ -6662,7 +6667,7 @@ nsIFrame::SizeComputationResult nsIFrame::ComputeSize( // container's main-axis. (Those properties get applied later in the flexbox // algorithm.) const bool isFlexItemBlockAxisMainAxis = - isFlexItem && flexMainAxis == eLogicalAxisBlock; + isFlexItem && flexMainAxis == LogicalAxis::Block; // Grid items that are subgridded in block-axis also ignore their min & max // sizing properties in that axis. const bool shouldIgnoreMinMaxBSize = @@ -6789,7 +6794,7 @@ Maybe<nscoord> nsIFrame::ComputeInlineSizeFromAspectRatio( aCBSize.BSize(aWM), aContentEdgeToBoxSizing.BSize(aWM), styleBSize.AsLengthPercentage()); return Some(aspectRatio.ComputeRatioDependentSize( - LogicalAxis::eLogicalAxisInline, aWM, bSize, aContentEdgeToBoxSizing)); + LogicalAxis::Inline, aWM, bSize, aContentEdgeToBoxSizing)); } nsIFrame::ISizeComputationResult nsIFrame::ComputeISizeValue( @@ -8560,6 +8565,12 @@ const nsFrameSelection* nsIFrame::GetConstFrameSelection() const { bool nsIFrame::IsFrameSelected() const { NS_ASSERTION(!GetContent() || GetContent()->IsMaybeSelected(), "use the public IsSelected() instead"); + if (StaticPrefs::dom_shadowdom_selection_across_boundary_enabled()) { + if (const ShadowRoot* shadowRoot = + GetContent()->GetShadowRootForSelection()) { + return shadowRoot->IsSelected(0, shadowRoot->GetChildCount()); + } + } return GetContent()->IsSelected(0, GetContent()->GetChildCount()); } @@ -8983,6 +8994,13 @@ nsresult nsIFrame::PeekOffsetForParagraph(PeekOffsetStruct* aPos) { if (reachedLimit) { // no "stop frame" found aPos->mResultContent = frame->GetContent(); + if (ShadowRoot* shadowRoot = + aPos->mResultContent->GetShadowRootForSelection()) { + // Even if there's no children for this node, + // the elements inside the shadow root is still + // selectable + aPos->mResultContent = shadowRoot; + } if (aPos->mDirection == eDirPrevious) { aPos->mContentOffset = 0; } else if (aPos->mResultContent) { @@ -10698,21 +10716,27 @@ ComputedStyle* nsIFrame::DoGetParentComputedStyle( } void nsIFrame::GetLastLeaf(nsIFrame** aFrame) { - if (!aFrame || !*aFrame) return; - nsIFrame* child = *aFrame; - // if we are a block frame then go for the last line of 'this' - while (1) { - child = child->PrincipalChildList().FirstChild(); - if (!child) return; // nothing to do - nsIFrame* siblingFrame; - nsIContent* content; - // ignore anonymous elements, e.g. mozTableAdd* mozTableRemove* - // see bug 278197 comment #12 #13 for details - while ((siblingFrame = child->GetNextSibling()) && - (content = siblingFrame->GetContent()) && - !content->IsRootOfNativeAnonymousSubtree()) - child = siblingFrame; - *aFrame = child; + if (!aFrame || !*aFrame) { + return; + } + for (nsIFrame* maybeLastLeaf = (*aFrame)->PrincipalChildList().LastChild(); + maybeLastLeaf;) { + nsIFrame* lastChildNotInSubTree = nullptr; + for (nsIFrame* child = maybeLastLeaf; child; + child = child->GetPrevSibling()) { + nsIContent* content = child->GetContent(); + // ignore anonymous elements, e.g. mozTableAdd* mozTableRemove* + // see bug 278197 comment #12 #13 for details + if (content && !content->IsRootOfNativeAnonymousSubtree()) { + lastChildNotInSubTree = child; + break; + } + } + if (!lastChildNotInSubTree) { + return; + } + *aFrame = lastChildNotInSubTree; + maybeLastLeaf = lastChildNotInSubTree->PrincipalChildList().LastChild(); } } @@ -10907,7 +10931,7 @@ void nsIFrame::UpdateStyleOfChildAnonBox(nsIFrame* aChildFrame, // Now that we've updated the style on aChildFrame, check whether it itself // has anon boxes to deal with. ServoRestyleState childrenState(*aChildFrame, aRestyleState, childHint, - ServoRestyleState::Type::InFlow); + ServoRestyleState::CanUseHandledHints::Yes); aChildFrame->UpdateStyleOfOwnedAnonBoxes(childrenState); // Assuming anon boxes don't have ::backdrop associated with them... if that @@ -11655,1037 +11679,6 @@ void nsIFrame::VerifyDirtyBitSet(const nsFrameList& aFrameList) { } } -// Start Display Reflow -DR_cookie::DR_cookie(nsPresContext* aPresContext, nsIFrame* aFrame, - const ReflowInput& aReflowInput, ReflowOutput& aMetrics, - nsReflowStatus& aStatus) - : mPresContext(aPresContext), - mFrame(aFrame), - mReflowInput(aReflowInput), - mMetrics(aMetrics), - mStatus(aStatus) { - MOZ_COUNT_CTOR(DR_cookie); - mValue = nsIFrame::DisplayReflowEnter(aPresContext, mFrame, mReflowInput); -} - -DR_cookie::~DR_cookie() { - MOZ_COUNT_DTOR(DR_cookie); - nsIFrame::DisplayReflowExit(mPresContext, mFrame, mMetrics, mStatus, mValue); -} - -DR_layout_cookie::DR_layout_cookie(nsIFrame* aFrame) : mFrame(aFrame) { - MOZ_COUNT_CTOR(DR_layout_cookie); - mValue = nsIFrame::DisplayLayoutEnter(mFrame); -} - -DR_layout_cookie::~DR_layout_cookie() { - MOZ_COUNT_DTOR(DR_layout_cookie); - nsIFrame::DisplayLayoutExit(mFrame, mValue); -} - -DR_intrinsic_inline_size_cookie::DR_intrinsic_inline_size_cookie( - nsIFrame* aFrame, const char* aType, nscoord& aResult) - : mFrame(aFrame), mType(aType), mResult(aResult) { - MOZ_COUNT_CTOR(DR_intrinsic_inline_size_cookie); - mValue = nsIFrame::DisplayIntrinsicISizeEnter(mFrame, mType); -} - -DR_intrinsic_inline_size_cookie::~DR_intrinsic_inline_size_cookie() { - MOZ_COUNT_DTOR(DR_intrinsic_inline_size_cookie); - nsIFrame::DisplayIntrinsicISizeExit(mFrame, mType, mResult, mValue); -} - -DR_intrinsic_size_cookie::DR_intrinsic_size_cookie(nsIFrame* aFrame, - const char* aType, - nsSize& aResult) - : mFrame(aFrame), mType(aType), mResult(aResult) { - MOZ_COUNT_CTOR(DR_intrinsic_size_cookie); - mValue = nsIFrame::DisplayIntrinsicSizeEnter(mFrame, mType); -} - -DR_intrinsic_size_cookie::~DR_intrinsic_size_cookie() { - MOZ_COUNT_DTOR(DR_intrinsic_size_cookie); - nsIFrame::DisplayIntrinsicSizeExit(mFrame, mType, mResult, mValue); -} - -DR_init_constraints_cookie::DR_init_constraints_cookie( - nsIFrame* aFrame, ReflowInput* aState, nscoord aCBWidth, nscoord aCBHeight, - const mozilla::Maybe<mozilla::LogicalMargin> aBorder, - const mozilla::Maybe<mozilla::LogicalMargin> aPadding) - : mFrame(aFrame), mState(aState) { - MOZ_COUNT_CTOR(DR_init_constraints_cookie); - nsMargin border; - if (aBorder) { - border = aBorder->GetPhysicalMargin(aFrame->GetWritingMode()); - } - nsMargin padding; - if (aPadding) { - padding = aPadding->GetPhysicalMargin(aFrame->GetWritingMode()); - } - mValue = ReflowInput::DisplayInitConstraintsEnter( - mFrame, mState, aCBWidth, aCBHeight, aBorder ? &border : nullptr, - aPadding ? &padding : nullptr); -} - -DR_init_constraints_cookie::~DR_init_constraints_cookie() { - MOZ_COUNT_DTOR(DR_init_constraints_cookie); - ReflowInput::DisplayInitConstraintsExit(mFrame, mState, mValue); -} - -DR_init_offsets_cookie::DR_init_offsets_cookie( - nsIFrame* aFrame, SizeComputationInput* aState, nscoord aPercentBasis, - WritingMode aCBWritingMode, - const mozilla::Maybe<mozilla::LogicalMargin> aBorder, - const mozilla::Maybe<mozilla::LogicalMargin> aPadding) - : mFrame(aFrame), mState(aState) { - MOZ_COUNT_CTOR(DR_init_offsets_cookie); - nsMargin border; - if (aBorder) { - border = aBorder->GetPhysicalMargin(aFrame->GetWritingMode()); - } - nsMargin padding; - if (aPadding) { - padding = aPadding->GetPhysicalMargin(aFrame->GetWritingMode()); - } - mValue = SizeComputationInput::DisplayInitOffsetsEnter( - mFrame, mState, aPercentBasis, aCBWritingMode, - aBorder ? &border : nullptr, aPadding ? &padding : nullptr); -} - -DR_init_offsets_cookie::~DR_init_offsets_cookie() { - MOZ_COUNT_DTOR(DR_init_offsets_cookie); - SizeComputationInput::DisplayInitOffsetsExit(mFrame, mState, mValue); -} - -struct DR_Rule; - -struct DR_FrameTypeInfo { - DR_FrameTypeInfo(LayoutFrameType aFrameType, const char* aFrameNameAbbrev, - const char* aFrameName); - ~DR_FrameTypeInfo(); - - LayoutFrameType mType; - char mNameAbbrev[16]; - char mName[32]; - nsTArray<DR_Rule*> mRules; - - private: - DR_FrameTypeInfo& operator=(const DR_FrameTypeInfo&) = delete; -}; - -struct DR_FrameTreeNode; -struct DR_Rule; - -struct DR_State { - DR_State(); - ~DR_State(); - void Init(); - void AddFrameTypeInfo(LayoutFrameType aFrameType, - const char* aFrameNameAbbrev, const char* aFrameName); - DR_FrameTypeInfo* GetFrameTypeInfo(LayoutFrameType aFrameType); - DR_FrameTypeInfo* GetFrameTypeInfo(char* aFrameName); - void InitFrameTypeTable(); - DR_FrameTreeNode* CreateTreeNode(nsIFrame* aFrame, - const ReflowInput* aReflowInput); - void FindMatchingRule(DR_FrameTreeNode& aNode); - bool RuleMatches(DR_Rule& aRule, DR_FrameTreeNode& aNode); - bool GetToken(FILE* aFile, char* aBuf, size_t aBufSize); - DR_Rule* ParseRule(FILE* aFile); - void ParseRulesFile(); - void AddRule(nsTArray<DR_Rule*>& aRules, DR_Rule& aRule); - bool IsWhiteSpace(int c); - bool GetNumber(char* aBuf, int32_t& aNumber); - void PrettyUC(nscoord aSize, char* aBuf, int aBufSize); - void PrintMargin(const char* tag, const nsMargin* aMargin); - void DisplayFrameTypeInfo(nsIFrame* aFrame, int32_t aIndent); - void DeleteTreeNode(DR_FrameTreeNode& aNode); - - bool mInited; - bool mActive; - int32_t mCount; - int32_t mAssert; - int32_t mIndent; - bool mIndentUndisplayedFrames; - bool mDisplayPixelErrors; - nsTArray<DR_Rule*> mWildRules; - nsTArray<DR_FrameTypeInfo> mFrameTypeTable; - // reflow specific state - nsTArray<DR_FrameTreeNode*> mFrameTreeLeaves; -}; - -static DR_State* DR_state; // the one and only DR_State - -struct DR_RulePart { - explicit DR_RulePart(LayoutFrameType aFrameType) - : mFrameType(aFrameType), mNext(0) {} - - void Destroy(); - - LayoutFrameType mFrameType; - DR_RulePart* mNext; -}; - -void DR_RulePart::Destroy() { - if (mNext) { - mNext->Destroy(); - } - delete this; -} - -struct DR_Rule { - DR_Rule() : mLength(0), mTarget(nullptr), mDisplay(false) { - MOZ_COUNT_CTOR(DR_Rule); - } - ~DR_Rule() { - if (mTarget) mTarget->Destroy(); - MOZ_COUNT_DTOR(DR_Rule); - } - void AddPart(LayoutFrameType aFrameType); - - uint32_t mLength; - DR_RulePart* mTarget; - bool mDisplay; -}; - -void DR_Rule::AddPart(LayoutFrameType aFrameType) { - DR_RulePart* newPart = new DR_RulePart(aFrameType); - newPart->mNext = mTarget; - mTarget = newPart; - mLength++; -} - -DR_FrameTypeInfo::~DR_FrameTypeInfo() { - int32_t numElements; - numElements = mRules.Length(); - for (int32_t i = numElements - 1; i >= 0; i--) { - delete mRules.ElementAt(i); - } -} - -DR_FrameTypeInfo::DR_FrameTypeInfo(LayoutFrameType aFrameType, - const char* aFrameNameAbbrev, - const char* aFrameName) { - mType = aFrameType; - PL_strncpyz(mNameAbbrev, aFrameNameAbbrev, sizeof(mNameAbbrev)); - PL_strncpyz(mName, aFrameName, sizeof(mName)); -} - -struct DR_FrameTreeNode { - DR_FrameTreeNode(nsIFrame* aFrame, DR_FrameTreeNode* aParent) - : mFrame(aFrame), mParent(aParent), mDisplay(0), mIndent(0) { - MOZ_COUNT_CTOR(DR_FrameTreeNode); - } - - MOZ_COUNTED_DTOR(DR_FrameTreeNode) - - nsIFrame* mFrame; - DR_FrameTreeNode* mParent; - bool mDisplay; - uint32_t mIndent; -}; - -// DR_State implementation - -DR_State::DR_State() - : mInited(false), - mActive(false), - mCount(0), - mAssert(-1), - mIndent(0), - mIndentUndisplayedFrames(false), - mDisplayPixelErrors(false) { - MOZ_COUNT_CTOR(DR_State); -} - -void DR_State::Init() { - char* env = PR_GetEnv("GECKO_DISPLAY_REFLOW_ASSERT"); - int32_t num; - if (env) { - if (GetNumber(env, num)) - mAssert = num; - else - printf("GECKO_DISPLAY_REFLOW_ASSERT - invalid value = %s", env); - } - - env = PR_GetEnv("GECKO_DISPLAY_REFLOW_INDENT_START"); - if (env) { - if (GetNumber(env, num)) - mIndent = num; - else - printf("GECKO_DISPLAY_REFLOW_INDENT_START - invalid value = %s", env); - } - - env = PR_GetEnv("GECKO_DISPLAY_REFLOW_INDENT_UNDISPLAYED_FRAMES"); - if (env) { - if (GetNumber(env, num)) - mIndentUndisplayedFrames = num; - else - printf( - "GECKO_DISPLAY_REFLOW_INDENT_UNDISPLAYED_FRAMES - invalid value = %s", - env); - } - - env = PR_GetEnv("GECKO_DISPLAY_REFLOW_FLAG_PIXEL_ERRORS"); - if (env) { - if (GetNumber(env, num)) - mDisplayPixelErrors = num; - else - printf("GECKO_DISPLAY_REFLOW_FLAG_PIXEL_ERRORS - invalid value = %s", - env); - } - - InitFrameTypeTable(); - ParseRulesFile(); - mInited = true; -} - -DR_State::~DR_State() { - MOZ_COUNT_DTOR(DR_State); - int32_t numElements, i; - numElements = mWildRules.Length(); - for (i = numElements - 1; i >= 0; i--) { - delete mWildRules.ElementAt(i); - } - numElements = mFrameTreeLeaves.Length(); - for (i = numElements - 1; i >= 0; i--) { - delete mFrameTreeLeaves.ElementAt(i); - } -} - -bool DR_State::GetNumber(char* aBuf, int32_t& aNumber) { - if (sscanf(aBuf, "%d", &aNumber) > 0) - return true; - else - return false; -} - -bool DR_State::IsWhiteSpace(int c) { - return (c == ' ') || (c == '\t') || (c == '\n') || (c == '\r'); -} - -bool DR_State::GetToken(FILE* aFile, char* aBuf, size_t aBufSize) { - bool haveToken = false; - aBuf[0] = 0; - // get the 1st non whitespace char - int c = -1; - for (c = getc(aFile); (c > 0) && IsWhiteSpace(c); c = getc(aFile)) { - } - - if (c > 0) { - haveToken = true; - aBuf[0] = c; - // get everything up to the next whitespace char - size_t cX; - for (cX = 1; cX + 1 < aBufSize; cX++) { - c = getc(aFile); - if (c < 0) { // EOF - ungetc(' ', aFile); - break; - } else { - if (IsWhiteSpace(c)) { - break; - } else { - aBuf[cX] = c; - } - } - } - aBuf[cX] = 0; - } - return haveToken; -} - -DR_Rule* DR_State::ParseRule(FILE* aFile) { - char buf[128]; - int32_t doDisplay; - DR_Rule* rule = nullptr; - while (GetToken(aFile, buf, sizeof(buf))) { - if (GetNumber(buf, doDisplay)) { - if (rule) { - rule->mDisplay = !!doDisplay; - break; - } else { - printf("unexpected token - %s \n", buf); - } - } else { - if (!rule) { - rule = new DR_Rule; - } - if (strcmp(buf, "*") == 0) { - rule->AddPart(LayoutFrameType::None); - } else { - DR_FrameTypeInfo* info = GetFrameTypeInfo(buf); - if (info) { - rule->AddPart(info->mType); - } else { - printf("invalid frame type - %s \n", buf); - } - } - } - } - return rule; -} - -void DR_State::AddRule(nsTArray<DR_Rule*>& aRules, DR_Rule& aRule) { - int32_t numRules = aRules.Length(); - for (int32_t ruleX = 0; ruleX < numRules; ruleX++) { - DR_Rule* rule = aRules.ElementAt(ruleX); - NS_ASSERTION(rule, "program error"); - if (aRule.mLength > rule->mLength) { - aRules.InsertElementAt(ruleX, &aRule); - return; - } - } - aRules.AppendElement(&aRule); -} - -static Maybe<bool> ShouldLogReflow(const char* processes) { - switch (processes[0]) { - case 'A': - case 'a': - return Some(true); - case 'P': - case 'p': - return Some(XRE_IsParentProcess()); - case 'C': - case 'c': - return Some(XRE_IsContentProcess()); - default: - return Nothing{}; - } -} - -void DR_State::ParseRulesFile() { - char* processes = PR_GetEnv("GECKO_DISPLAY_REFLOW_PROCESSES"); - if (processes) { - Maybe<bool> enableLog = ShouldLogReflow(processes); - if (enableLog.isNothing()) { - MOZ_CRASH("GECKO_DISPLAY_REFLOW_PROCESSES: [a]ll [p]arent [c]ontent"); - } else if (enableLog.value()) { - DR_Rule* rule = new DR_Rule; - rule->AddPart(LayoutFrameType::None); - rule->mDisplay = true; - AddRule(mWildRules, *rule); - mActive = true; - } - return; - } - - char* path = PR_GetEnv("GECKO_DISPLAY_REFLOW_RULES_FILE"); - if (path) { - FILE* inFile = fopen(path, "r"); - if (!inFile) { - MOZ_CRASH( - "Failed to open the specified rules file; Try `--setpref " - "security.sandbox.content.level=2` if the sandbox is at cause"); - } - for (DR_Rule* rule = ParseRule(inFile); rule; rule = ParseRule(inFile)) { - if (rule->mTarget) { - LayoutFrameType fType = rule->mTarget->mFrameType; - if (fType != LayoutFrameType::None) { - DR_FrameTypeInfo* info = GetFrameTypeInfo(fType); - AddRule(info->mRules, *rule); - } else { - AddRule(mWildRules, *rule); - } - mActive = true; - } - } - - fclose(inFile); - } -} - -void DR_State::AddFrameTypeInfo(LayoutFrameType aFrameType, - const char* aFrameNameAbbrev, - const char* aFrameName) { - mFrameTypeTable.EmplaceBack(aFrameType, aFrameNameAbbrev, aFrameName); -} - -DR_FrameTypeInfo* DR_State::GetFrameTypeInfo(LayoutFrameType aFrameType) { - int32_t numEntries = mFrameTypeTable.Length(); - NS_ASSERTION(numEntries != 0, "empty FrameTypeTable"); - for (int32_t i = 0; i < numEntries; i++) { - DR_FrameTypeInfo& info = mFrameTypeTable.ElementAt(i); - if (info.mType == aFrameType) { - return &info; - } - } - return &mFrameTypeTable.ElementAt(numEntries - - 1); // return unknown frame type -} - -DR_FrameTypeInfo* DR_State::GetFrameTypeInfo(char* aFrameName) { - int32_t numEntries = mFrameTypeTable.Length(); - NS_ASSERTION(numEntries != 0, "empty FrameTypeTable"); - for (int32_t i = 0; i < numEntries; i++) { - DR_FrameTypeInfo& info = mFrameTypeTable.ElementAt(i); - if ((strcmp(aFrameName, info.mName) == 0) || - (strcmp(aFrameName, info.mNameAbbrev) == 0)) { - return &info; - } - } - return &mFrameTypeTable.ElementAt(numEntries - - 1); // return unknown frame type -} - -void DR_State::InitFrameTypeTable() { - AddFrameTypeInfo(LayoutFrameType::Block, "block", "block"); - AddFrameTypeInfo(LayoutFrameType::Br, "br", "br"); - AddFrameTypeInfo(LayoutFrameType::ColorControl, "color", "colorControl"); - AddFrameTypeInfo(LayoutFrameType::GfxButtonControl, "button", - "gfxButtonControl"); - AddFrameTypeInfo(LayoutFrameType::HTMLButtonControl, "HTMLbutton", - "HTMLButtonControl"); - AddFrameTypeInfo(LayoutFrameType::HTMLCanvas, "HTMLCanvas", "HTMLCanvas"); - AddFrameTypeInfo(LayoutFrameType::SubDocument, "subdoc", "subDocument"); - AddFrameTypeInfo(LayoutFrameType::Image, "img", "image"); - AddFrameTypeInfo(LayoutFrameType::Inline, "inline", "inline"); - AddFrameTypeInfo(LayoutFrameType::Letter, "letter", "letter"); - AddFrameTypeInfo(LayoutFrameType::Line, "line", "line"); - AddFrameTypeInfo(LayoutFrameType::ListControl, "select", "select"); - AddFrameTypeInfo(LayoutFrameType::Page, "page", "page"); - AddFrameTypeInfo(LayoutFrameType::Placeholder, "place", "placeholder"); - AddFrameTypeInfo(LayoutFrameType::Canvas, "canvas", "canvas"); - AddFrameTypeInfo(LayoutFrameType::Scroll, "scroll", "scroll"); - AddFrameTypeInfo(LayoutFrameType::TableCell, "cell", "tableCell"); - AddFrameTypeInfo(LayoutFrameType::TableCol, "col", "tableCol"); - AddFrameTypeInfo(LayoutFrameType::TableColGroup, "colG", "tableColGroup"); - AddFrameTypeInfo(LayoutFrameType::Table, "tbl", "table"); - AddFrameTypeInfo(LayoutFrameType::TableWrapper, "tblW", "tableWrapper"); - AddFrameTypeInfo(LayoutFrameType::TableRowGroup, "rowG", "tableRowGroup"); - AddFrameTypeInfo(LayoutFrameType::TableRow, "row", "tableRow"); - AddFrameTypeInfo(LayoutFrameType::TextInput, "textCtl", "textInput"); - AddFrameTypeInfo(LayoutFrameType::Text, "text", "text"); - AddFrameTypeInfo(LayoutFrameType::Viewport, "VP", "viewport"); - AddFrameTypeInfo(LayoutFrameType::Slider, "Slider", "Slider"); - AddFrameTypeInfo(LayoutFrameType::None, "unknown", "unknown"); -} - -void DR_State::DisplayFrameTypeInfo(nsIFrame* aFrame, int32_t aIndent) { - DR_FrameTypeInfo* frameTypeInfo = GetFrameTypeInfo(aFrame->Type()); - if (frameTypeInfo) { - for (int32_t i = 0; i < aIndent; i++) { - printf(" "); - } - if (!strcmp(frameTypeInfo->mNameAbbrev, "unknown")) { - if (aFrame) { - nsAutoString name; - aFrame->GetFrameName(name); - printf("%s %p ", NS_LossyConvertUTF16toASCII(name).get(), - (void*)aFrame); - } else { - printf("%s %p ", frameTypeInfo->mNameAbbrev, (void*)aFrame); - } - } else { - printf("%s %p ", frameTypeInfo->mNameAbbrev, (void*)aFrame); - } - } -} - -bool DR_State::RuleMatches(DR_Rule& aRule, DR_FrameTreeNode& aNode) { - NS_ASSERTION(aRule.mTarget, "program error"); - - DR_RulePart* rulePart; - DR_FrameTreeNode* parentNode; - for (rulePart = aRule.mTarget->mNext, parentNode = aNode.mParent; - rulePart && parentNode; - rulePart = rulePart->mNext, parentNode = parentNode->mParent) { - if (rulePart->mFrameType != LayoutFrameType::None) { - if (parentNode->mFrame) { - if (rulePart->mFrameType != parentNode->mFrame->Type()) { - return false; - } - } else - NS_ASSERTION(false, "program error"); - } - // else wild card match - } - return true; -} - -void DR_State::FindMatchingRule(DR_FrameTreeNode& aNode) { - if (!aNode.mFrame) { - NS_ASSERTION(false, "invalid DR_FrameTreeNode \n"); - return; - } - - bool matchingRule = false; - - DR_FrameTypeInfo* info = GetFrameTypeInfo(aNode.mFrame->Type()); - NS_ASSERTION(info, "program error"); - int32_t numRules = info->mRules.Length(); - for (int32_t ruleX = 0; ruleX < numRules; ruleX++) { - DR_Rule* rule = info->mRules.ElementAt(ruleX); - if (rule && RuleMatches(*rule, aNode)) { - aNode.mDisplay = rule->mDisplay; - matchingRule = true; - break; - } - } - if (!matchingRule) { - int32_t numWildRules = mWildRules.Length(); - for (int32_t ruleX = 0; ruleX < numWildRules; ruleX++) { - DR_Rule* rule = mWildRules.ElementAt(ruleX); - if (rule && RuleMatches(*rule, aNode)) { - aNode.mDisplay = rule->mDisplay; - break; - } - } - } -} - -DR_FrameTreeNode* DR_State::CreateTreeNode(nsIFrame* aFrame, - const ReflowInput* aReflowInput) { - // find the frame of the parent reflow input (usually just the parent of - // aFrame) - nsIFrame* parentFrame; - if (aReflowInput) { - const ReflowInput* parentRI = aReflowInput->mParentReflowInput; - parentFrame = (parentRI) ? parentRI->mFrame : nullptr; - } else { - parentFrame = aFrame->GetParent(); - } - - // find the parent tree node leaf - DR_FrameTreeNode* parentNode = nullptr; - - DR_FrameTreeNode* lastLeaf = nullptr; - if (mFrameTreeLeaves.Length()) - lastLeaf = mFrameTreeLeaves.ElementAt(mFrameTreeLeaves.Length() - 1); - if (lastLeaf) { - for (parentNode = lastLeaf; - parentNode && (parentNode->mFrame != parentFrame); - parentNode = parentNode->mParent) { - } - } - DR_FrameTreeNode* newNode = new DR_FrameTreeNode(aFrame, parentNode); - FindMatchingRule(*newNode); - - newNode->mIndent = mIndent; - if (newNode->mDisplay || mIndentUndisplayedFrames) { - ++mIndent; - } - - if (lastLeaf && (lastLeaf == parentNode)) { - mFrameTreeLeaves.RemoveLastElement(); - } - mFrameTreeLeaves.AppendElement(newNode); - mCount++; - - return newNode; -} - -void DR_State::PrettyUC(nscoord aSize, char* aBuf, int aBufSize) { - if (NS_UNCONSTRAINEDSIZE == aSize) { - strcpy(aBuf, "UC"); - } else { - if ((nscoord)0xdeadbeefU == aSize) { - strcpy(aBuf, "deadbeef"); - } else { - snprintf(aBuf, aBufSize, "%d", aSize); - } - } -} - -void DR_State::PrintMargin(const char* tag, const nsMargin* aMargin) { - if (aMargin) { - char t[16], r[16], b[16], l[16]; - PrettyUC(aMargin->top, t, 16); - PrettyUC(aMargin->right, r, 16); - PrettyUC(aMargin->bottom, b, 16); - PrettyUC(aMargin->left, l, 16); - printf(" %s=%s,%s,%s,%s", tag, t, r, b, l); - } else { - // use %p here for consistency with other null-pointer printouts - printf(" %s=%p", tag, (void*)aMargin); - } -} - -void DR_State::DeleteTreeNode(DR_FrameTreeNode& aNode) { - mFrameTreeLeaves.RemoveElement(&aNode); - int32_t numLeaves = mFrameTreeLeaves.Length(); - if ((0 == numLeaves) || - (aNode.mParent != mFrameTreeLeaves.ElementAt(numLeaves - 1))) { - mFrameTreeLeaves.AppendElement(aNode.mParent); - } - - if (aNode.mDisplay || mIndentUndisplayedFrames) { - --mIndent; - } - // delete the tree node - delete &aNode; -} - -static void CheckPixelError(nscoord aSize, int32_t aPixelToTwips) { - if (NS_UNCONSTRAINEDSIZE != aSize) { - if ((aSize % aPixelToTwips) > 0) { - printf("VALUE %d is not a whole pixel \n", aSize); - } - } -} - -static void DisplayReflowEnterPrint(nsPresContext* aPresContext, - nsIFrame* aFrame, - const ReflowInput& aReflowInput, - DR_FrameTreeNode& aTreeNode, - bool aChanged) { - if (aTreeNode.mDisplay) { - DR_state->DisplayFrameTypeInfo(aFrame, aTreeNode.mIndent); - - char width[16]; - char height[16]; - - DR_state->PrettyUC(aReflowInput.AvailableWidth(), width, 16); - DR_state->PrettyUC(aReflowInput.AvailableHeight(), height, 16); - printf("Reflow a=%s,%s ", width, height); - - DR_state->PrettyUC(aReflowInput.ComputedWidth(), width, 16); - DR_state->PrettyUC(aReflowInput.ComputedHeight(), height, 16); - printf("c=%s,%s ", width, height); - - if (aFrame->HasAnyStateBits(NS_FRAME_IS_DIRTY)) printf("dirty "); - - if (aFrame->HasAnyStateBits(NS_FRAME_HAS_DIRTY_CHILDREN)) - printf("dirty-children "); - - if (aReflowInput.mFlags.mSpecialBSizeReflow) printf("special-bsize "); - - if (aReflowInput.IsHResize()) printf("h-resize "); - - if (aReflowInput.IsVResize()) printf("v-resize "); - - nsIFrame* inFlow = aFrame->GetPrevInFlow(); - if (inFlow) { - printf("pif=%p ", (void*)inFlow); - } - inFlow = aFrame->GetNextInFlow(); - if (inFlow) { - printf("nif=%p ", (void*)inFlow); - } - if (aChanged) - printf("CHANGED \n"); - else - printf("cnt=%d \n", DR_state->mCount); - if (DR_state->mDisplayPixelErrors) { - int32_t d2a = aPresContext->AppUnitsPerDevPixel(); - CheckPixelError(aReflowInput.AvailableWidth(), d2a); - CheckPixelError(aReflowInput.AvailableHeight(), d2a); - CheckPixelError(aReflowInput.ComputedWidth(), d2a); - CheckPixelError(aReflowInput.ComputedHeight(), d2a); - } - } -} - -void* nsIFrame::DisplayReflowEnter(nsPresContext* aPresContext, - nsIFrame* aFrame, - const ReflowInput& aReflowInput) { - if (!DR_state->mInited) DR_state->Init(); - if (!DR_state->mActive) return nullptr; - - NS_ASSERTION(aFrame, "invalid call"); - - DR_FrameTreeNode* treeNode = DR_state->CreateTreeNode(aFrame, &aReflowInput); - if (treeNode) { - DisplayReflowEnterPrint(aPresContext, aFrame, aReflowInput, *treeNode, - false); - } - return treeNode; -} - -void* nsIFrame::DisplayLayoutEnter(nsIFrame* aFrame) { - if (!DR_state->mInited) DR_state->Init(); - if (!DR_state->mActive) return nullptr; - - NS_ASSERTION(aFrame, "invalid call"); - - DR_FrameTreeNode* treeNode = DR_state->CreateTreeNode(aFrame, nullptr); - if (treeNode && treeNode->mDisplay) { - DR_state->DisplayFrameTypeInfo(aFrame, treeNode->mIndent); - printf("XULLayout\n"); - } - return treeNode; -} - -void* nsIFrame::DisplayIntrinsicISizeEnter(nsIFrame* aFrame, - const char* aType) { - if (!DR_state->mInited) DR_state->Init(); - if (!DR_state->mActive) return nullptr; - - NS_ASSERTION(aFrame, "invalid call"); - - DR_FrameTreeNode* treeNode = DR_state->CreateTreeNode(aFrame, nullptr); - if (treeNode && treeNode->mDisplay) { - DR_state->DisplayFrameTypeInfo(aFrame, treeNode->mIndent); - printf("Get%sISize\n", aType); - } - return treeNode; -} - -void* nsIFrame::DisplayIntrinsicSizeEnter(nsIFrame* aFrame, const char* aType) { - if (!DR_state->mInited) DR_state->Init(); - if (!DR_state->mActive) return nullptr; - - NS_ASSERTION(aFrame, "invalid call"); - - DR_FrameTreeNode* treeNode = DR_state->CreateTreeNode(aFrame, nullptr); - if (treeNode && treeNode->mDisplay) { - DR_state->DisplayFrameTypeInfo(aFrame, treeNode->mIndent); - printf("Get%sSize\n", aType); - } - return treeNode; -} - -void nsIFrame::DisplayReflowExit(nsPresContext* aPresContext, nsIFrame* aFrame, - ReflowOutput& aMetrics, - const nsReflowStatus& aStatus, - void* aFrameTreeNode) { - if (!DR_state->mActive) return; - - NS_ASSERTION(aFrame, "DisplayReflowExit - invalid call"); - if (!aFrameTreeNode) return; - - DR_FrameTreeNode* treeNode = (DR_FrameTreeNode*)aFrameTreeNode; - if (treeNode->mDisplay) { - DR_state->DisplayFrameTypeInfo(aFrame, treeNode->mIndent); - - char width[16]; - char height[16]; - char x[16]; - char y[16]; - DR_state->PrettyUC(aMetrics.Width(), width, 16); - DR_state->PrettyUC(aMetrics.Height(), height, 16); - printf("Reflow d=%s,%s", width, height); - - if (!aStatus.IsEmpty()) { - printf(" status=%s", ToString(aStatus).c_str()); - } - if (aFrame->HasOverflowAreas()) { - DR_state->PrettyUC(aMetrics.InkOverflow().x, x, 16); - DR_state->PrettyUC(aMetrics.InkOverflow().y, y, 16); - DR_state->PrettyUC(aMetrics.InkOverflow().width, width, 16); - DR_state->PrettyUC(aMetrics.InkOverflow().height, height, 16); - printf(" vis-o=(%s,%s) %s x %s", x, y, width, height); - - nsRect storedOverflow = aFrame->InkOverflowRect(); - DR_state->PrettyUC(storedOverflow.x, x, 16); - DR_state->PrettyUC(storedOverflow.y, y, 16); - DR_state->PrettyUC(storedOverflow.width, width, 16); - DR_state->PrettyUC(storedOverflow.height, height, 16); - printf(" vis-sto=(%s,%s) %s x %s", x, y, width, height); - - DR_state->PrettyUC(aMetrics.ScrollableOverflow().x, x, 16); - DR_state->PrettyUC(aMetrics.ScrollableOverflow().y, y, 16); - DR_state->PrettyUC(aMetrics.ScrollableOverflow().width, width, 16); - DR_state->PrettyUC(aMetrics.ScrollableOverflow().height, height, 16); - printf(" scr-o=(%s,%s) %s x %s", x, y, width, height); - - storedOverflow = aFrame->ScrollableOverflowRect(); - DR_state->PrettyUC(storedOverflow.x, x, 16); - DR_state->PrettyUC(storedOverflow.y, y, 16); - DR_state->PrettyUC(storedOverflow.width, width, 16); - DR_state->PrettyUC(storedOverflow.height, height, 16); - printf(" scr-sto=(%s,%s) %s x %s", x, y, width, height); - } - printf("\n"); - if (DR_state->mDisplayPixelErrors) { - int32_t d2a = aPresContext->AppUnitsPerDevPixel(); - CheckPixelError(aMetrics.Width(), d2a); - CheckPixelError(aMetrics.Height(), d2a); - } - } - DR_state->DeleteTreeNode(*treeNode); -} - -void nsIFrame::DisplayLayoutExit(nsIFrame* aFrame, void* aFrameTreeNode) { - if (!DR_state->mActive) return; - - NS_ASSERTION(aFrame, "non-null frame required"); - if (!aFrameTreeNode) return; - - DR_FrameTreeNode* treeNode = (DR_FrameTreeNode*)aFrameTreeNode; - if (treeNode->mDisplay) { - DR_state->DisplayFrameTypeInfo(aFrame, treeNode->mIndent); - nsRect rect = aFrame->GetRect(); - printf("XULLayout=%d,%d,%d,%d\n", rect.x, rect.y, rect.width, rect.height); - } - DR_state->DeleteTreeNode(*treeNode); -} - -void nsIFrame::DisplayIntrinsicISizeExit(nsIFrame* aFrame, const char* aType, - nscoord aResult, - void* aFrameTreeNode) { - if (!DR_state->mActive) return; - - NS_ASSERTION(aFrame, "non-null frame required"); - if (!aFrameTreeNode) return; - - DR_FrameTreeNode* treeNode = (DR_FrameTreeNode*)aFrameTreeNode; - if (treeNode->mDisplay) { - DR_state->DisplayFrameTypeInfo(aFrame, treeNode->mIndent); - char iSize[16]; - DR_state->PrettyUC(aResult, iSize, 16); - printf("Get%sISize=%s\n", aType, iSize); - } - DR_state->DeleteTreeNode(*treeNode); -} - -void nsIFrame::DisplayIntrinsicSizeExit(nsIFrame* aFrame, const char* aType, - nsSize aResult, void* aFrameTreeNode) { - if (!DR_state->mActive) return; - - NS_ASSERTION(aFrame, "non-null frame required"); - if (!aFrameTreeNode) return; - - DR_FrameTreeNode* treeNode = (DR_FrameTreeNode*)aFrameTreeNode; - if (treeNode->mDisplay) { - DR_state->DisplayFrameTypeInfo(aFrame, treeNode->mIndent); - - char width[16]; - char height[16]; - DR_state->PrettyUC(aResult.width, width, 16); - DR_state->PrettyUC(aResult.height, height, 16); - printf("Get%sSize=%s,%s\n", aType, width, height); - } - DR_state->DeleteTreeNode(*treeNode); -} - -/* static */ -void nsIFrame::DisplayReflowStartup() { DR_state = new DR_State(); } - -/* static */ -void nsIFrame::DisplayReflowShutdown() { - delete DR_state; - DR_state = nullptr; -} - -void DR_cookie::Change() const { - DR_FrameTreeNode* treeNode = (DR_FrameTreeNode*)mValue; - if (treeNode && treeNode->mDisplay) { - DisplayReflowEnterPrint(mPresContext, mFrame, mReflowInput, *treeNode, - true); - } -} - -/* static */ -void* ReflowInput::DisplayInitConstraintsEnter(nsIFrame* aFrame, - ReflowInput* aState, - nscoord aContainingBlockWidth, - nscoord aContainingBlockHeight, - const nsMargin* aBorder, - const nsMargin* aPadding) { - MOZ_ASSERT(aFrame, "non-null frame required"); - MOZ_ASSERT(aState, "non-null state required"); - - if (!DR_state->mInited) DR_state->Init(); - if (!DR_state->mActive) return nullptr; - - DR_FrameTreeNode* treeNode = DR_state->CreateTreeNode(aFrame, aState); - if (treeNode && treeNode->mDisplay) { - DR_state->DisplayFrameTypeInfo(aFrame, treeNode->mIndent); - - printf("InitConstraints parent=%p", (void*)aState->mParentReflowInput); - - char width[16]; - char height[16]; - - DR_state->PrettyUC(aContainingBlockWidth, width, 16); - DR_state->PrettyUC(aContainingBlockHeight, height, 16); - printf(" cb=%s,%s", width, height); - - DR_state->PrettyUC(aState->AvailableWidth(), width, 16); - DR_state->PrettyUC(aState->AvailableHeight(), height, 16); - printf(" as=%s,%s", width, height); - - DR_state->PrintMargin("b", aBorder); - DR_state->PrintMargin("p", aPadding); - putchar('\n'); - } - return treeNode; -} - -/* static */ -void ReflowInput::DisplayInitConstraintsExit(nsIFrame* aFrame, - ReflowInput* aState, - void* aValue) { - MOZ_ASSERT(aFrame, "non-null frame required"); - MOZ_ASSERT(aState, "non-null state required"); - - if (!DR_state->mActive) return; - if (!aValue) return; - - DR_FrameTreeNode* treeNode = (DR_FrameTreeNode*)aValue; - if (treeNode->mDisplay) { - DR_state->DisplayFrameTypeInfo(aFrame, treeNode->mIndent); - char cmiw[16], cw[16], cmxw[16], cmih[16], ch[16], cmxh[16]; - DR_state->PrettyUC(aState->ComputedMinWidth(), cmiw, 16); - DR_state->PrettyUC(aState->ComputedWidth(), cw, 16); - DR_state->PrettyUC(aState->ComputedMaxWidth(), cmxw, 16); - DR_state->PrettyUC(aState->ComputedMinHeight(), cmih, 16); - DR_state->PrettyUC(aState->ComputedHeight(), ch, 16); - DR_state->PrettyUC(aState->ComputedMaxHeight(), cmxh, 16); - printf("InitConstraints= cw=(%s <= %s <= %s) ch=(%s <= %s <= %s)", cmiw, cw, - cmxw, cmih, ch, cmxh); - const nsMargin m = aState->ComputedPhysicalOffsets(); - DR_state->PrintMargin("co", &m); - putchar('\n'); - } - DR_state->DeleteTreeNode(*treeNode); -} - -/* static */ -void* SizeComputationInput::DisplayInitOffsetsEnter( - nsIFrame* aFrame, SizeComputationInput* aState, nscoord aPercentBasis, - WritingMode aCBWritingMode, const nsMargin* aBorder, - const nsMargin* aPadding) { - MOZ_ASSERT(aFrame, "non-null frame required"); - MOZ_ASSERT(aState, "non-null state required"); - - if (!DR_state->mInited) DR_state->Init(); - if (!DR_state->mActive) return nullptr; - - // aState is not necessarily a ReflowInput - DR_FrameTreeNode* treeNode = DR_state->CreateTreeNode(aFrame, nullptr); - if (treeNode && treeNode->mDisplay) { - DR_state->DisplayFrameTypeInfo(aFrame, treeNode->mIndent); - - char pctBasisStr[16]; - DR_state->PrettyUC(aPercentBasis, pctBasisStr, 16); - printf("InitOffsets pct_basis=%s", pctBasisStr); - - DR_state->PrintMargin("b", aBorder); - DR_state->PrintMargin("p", aPadding); - putchar('\n'); - } - return treeNode; -} - -/* static */ -void SizeComputationInput::DisplayInitOffsetsExit(nsIFrame* aFrame, - SizeComputationInput* aState, - void* aValue) { - MOZ_ASSERT(aFrame, "non-null frame required"); - MOZ_ASSERT(aState, "non-null state required"); - - if (!DR_state->mActive) return; - if (!aValue) return; - - DR_FrameTreeNode* treeNode = (DR_FrameTreeNode*)aValue; - if (treeNode->mDisplay) { - DR_state->DisplayFrameTypeInfo(aFrame, treeNode->mIndent); - printf("InitOffsets="); - const auto m = aState->ComputedPhysicalMargin(); - DR_state->PrintMargin("m", &m); - const auto p = aState->ComputedPhysicalPadding(); - DR_state->PrintMargin("p", &p); - const auto bp = aState->ComputedPhysicalBorderPadding(); - DR_state->PrintMargin("b+p", &bp); - putchar('\n'); - } - DR_state->DeleteTreeNode(*treeNode); -} - -// End Display Reflow - // Validation of SideIsVertical. # define CASE(side, result) \ static_assert(SideIsVertical(side) == result, "SideIsVertical is wrong") |