Add m-esr52 at 52.6.0

1 files changed, 305 insertions, 0 deletions

diff --git a/layout/tables/nsTableWrapperFrame.h b/layout/tables/nsTableWrapperFrame.h
new file mode 100644
index 000000000..45d7c33e4
--- /dev/null
+++ b/layout/tables/nsTableWrapperFrame.h
@@ -0,0 +1,305 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#ifndef nsTableWrapperFrame_h__
+#define nsTableWrapperFrame_h__
+
+#include "mozilla/Attributes.h"
+#include "mozilla/Maybe.h"
+#include "nscore.h"
+#include "nsContainerFrame.h"
+#include "nsCellMap.h"
+#include "nsTableFrame.h"
+
+/**
+ * Primary frame for a table element,
+ * the nsTableWrapperFrame contains 0 or one caption frame, and a nsTableFrame
+ * pseudo-frame (referred to as the "inner frame').
+ */
+class nsTableWrapperFrame : public nsContainerFrame
+{
+public:
+  NS_DECL_QUERYFRAME
+  NS_DECL_FRAMEARENA_HELPERS
+
+  NS_DECL_QUERYFRAME_TARGET(nsTableWrapperFrame)
+
+  /** instantiate a new instance of nsTableRowFrame.
+    * @param aPresShell the pres shell for this frame
+    *
+    * @return           the frame that was created
+    */
+  friend nsTableWrapperFrame* NS_NewTableWrapperFrame(nsIPresShell* aPresShell,
+                                                      nsStyleContext* aContext);
+
+  // nsIFrame overrides - see there for a description
+
+  virtual void DestroyFrom(nsIFrame* aDestructRoot) override;
+
+  virtual const nsFrameList& GetChildList(ChildListID aListID) const override;
+  virtual void GetChildLists(nsTArray<ChildList>* aLists) const override;
+
+  virtual void SetInitialChildList(ChildListID     aListID,
+                                   nsFrameList&    aChildList) override;
+  virtual void AppendFrames(ChildListID     aListID,
+                            nsFrameList&    aFrameList) override;
+  virtual void InsertFrames(ChildListID     aListID,
+                            nsIFrame*       aPrevFrame,
+                            nsFrameList&    aFrameList) override;
+  virtual void RemoveFrame(ChildListID     aListID,
+                           nsIFrame*       aOldFrame) override;
+
+  virtual nsContainerFrame* GetContentInsertionFrame() override {
+    return PrincipalChildList().FirstChild()->GetContentInsertionFrame();
+  }
+
+#ifdef ACCESSIBILITY
+  virtual mozilla::a11y::AccType AccessibleType() override;
+#endif
+
+  virtual void BuildDisplayList(nsDisplayListBuilder*   aBuilder,
+                                const nsRect&           aDirtyRect,
+                                const nsDisplayListSet& aLists) override;
+
+  void BuildDisplayListForInnerTable(nsDisplayListBuilder*   aBuilder,
+                                     const nsRect&           aDirtyRect,
+                                     const nsDisplayListSet& aLists);
+
+  virtual nscoord GetLogicalBaseline(mozilla::WritingMode aWritingMode) const override;
+
+  bool GetNaturalBaselineBOffset(mozilla::WritingMode aWM,
+                                 BaselineSharingGroup aBaselineGroup,
+                                 nscoord*             aBaseline) const override
+  {
+    auto innerTable = InnerTableFrame();
+    nscoord offset;
+    if (innerTable->GetNaturalBaselineBOffset(aWM, aBaselineGroup, &offset)) {
+      auto bStart = innerTable->BStart(aWM, mRect.Size());
+      if (aBaselineGroup == BaselineSharingGroup::eFirst) {
+        *aBaseline = offset + bStart;
+      } else {
+        auto bEnd = bStart + innerTable->BSize(aWM);
+        *aBaseline = BSize(aWM) - (bEnd - offset);
+      }
+      return true;
+    }
+    return false;
+  }
+
+  virtual nscoord GetMinISize(nsRenderingContext *aRenderingContext) override;
+  virtual nscoord GetPrefISize(nsRenderingContext *aRenderingContext) override;
+
+  virtual mozilla::LogicalSize
+  ComputeAutoSize(nsRenderingContext*         aRenderingContext,
+                  mozilla::WritingMode        aWM,
+                  const mozilla::LogicalSize& aCBSize,
+                  nscoord                     aAvailableISize,
+                  const mozilla::LogicalSize& aMargin,
+                  const mozilla::LogicalSize& aBorder,
+                  const mozilla::LogicalSize& aPadding,
+                  ComputeSizeFlags            aFlags) override;
+
+  /** process a reflow command for the table.
+    * This involves reflowing the caption and the inner table.
+    * @see nsIFrame::Reflow */
+  virtual void Reflow(nsPresContext*           aPresContext,
+                      ReflowOutput&     aDesiredSize,
+                      const ReflowInput& aReflowInput,
+                      nsReflowStatus&          aStatus) override;
+
+  /**
+   * Get the "type" of the frame
+   *
+   * @see nsGkAtoms::tableWrapperFrame
+   */
+  virtual nsIAtom* GetType() const override;
+
+#ifdef DEBUG_FRAME_DUMP
+  virtual nsresult GetFrameName(nsAString& aResult) const override;
+#endif
+
+  virtual nsStyleContext* GetParentStyleContext(nsIFrame** aProviderFrame) const override;
+
+  /**
+   * Return the content for the cell at the given row and column.
+   */
+  nsIContent* GetCellAt(uint32_t aRowIdx, uint32_t aColIdx) const;
+
+  /**
+   * Return the number of rows in the table.
+   */
+  int32_t GetRowCount() const
+  {
+    return InnerTableFrame()->GetRowCount();
+  }
+
+  /**
+   * Return the number of columns in the table.
+   */
+  int32_t GetColCount() const
+  {
+    return InnerTableFrame()->GetColCount();
+  }
+
+  /**
+   * Return the index of the cell at the given row and column.
+   */
+  int32_t GetIndexByRowAndColumn(int32_t aRowIdx, int32_t aColIdx) const
+  {
+    nsTableCellMap* cellMap = InnerTableFrame()->GetCellMap();
+    if (!cellMap)
+      return -1;
+
+    return cellMap->GetIndexByRowAndColumn(aRowIdx, aColIdx);
+  }
+
+  /**
+   * Get the row and column indices for the cell at the given index.
+   */
+  void GetRowAndColumnByIndex(int32_t aCellIdx, int32_t* aRowIdx,
+                              int32_t* aColIdx) const
+  {
+    *aRowIdx = *aColIdx = 0;
+    nsTableCellMap* cellMap = InnerTableFrame()->GetCellMap();
+    if (cellMap) {
+      cellMap->GetRowAndColumnByIndex(aCellIdx, aRowIdx, aColIdx);
+    }
+  }
+
+  /**
+   * return the frame for the cell at the given row and column.
+   */
+  nsTableCellFrame* GetCellFrameAt(uint32_t aRowIdx, uint32_t aColIdx) const
+  {
+    nsTableCellMap* map = InnerTableFrame()->GetCellMap();
+    if (!map) {
+      return nullptr;
+    }
+
+    return map->GetCellInfoAt(aRowIdx, aColIdx);
+  }
+
+  /**
+   * Return the col span of the cell at the given row and column indices.
+   */
+  uint32_t GetEffectiveColSpanAt(uint32_t aRowIdx, uint32_t aColIdx) const
+  {
+    nsTableCellMap* map = InnerTableFrame()->GetCellMap();
+    return map->GetEffectiveColSpan(aRowIdx, aColIdx);
+  }
+
+  /**
+   * Return the effective row span of the cell at the given row and column.
+   */
+  uint32_t GetEffectiveRowSpanAt(uint32_t aRowIdx, uint32_t aColIdx) const
+  {
+    nsTableCellMap* map = InnerTableFrame()->GetCellMap();
+    return map->GetEffectiveRowSpan(aRowIdx, aColIdx);
+  }
+
+  /**
+   * The CB size to use for the inner table frame if we're a grid item.
+   */
+  NS_DECLARE_FRAME_PROPERTY_DELETABLE(GridItemCBSizeProperty, mozilla::LogicalSize);
+
+protected:
+
+  explicit nsTableWrapperFrame(nsStyleContext* aContext);
+  virtual ~nsTableWrapperFrame();
+
+  void InitChildReflowInput(nsPresContext&     aPresContext,
+                            ReflowInput& aReflowInput);
+
+  // Get a NS_STYLE_CAPTION_SIDE_* value, or NO_SIDE if no caption is present.
+  // (Remember that caption-side values are interpreted logically, despite
+  // having "physical" names.)
+  uint8_t GetCaptionSide();
+
+  bool HasSideCaption() {
+    uint8_t captionSide = GetCaptionSide();
+    return captionSide == NS_STYLE_CAPTION_SIDE_LEFT ||
+           captionSide == NS_STYLE_CAPTION_SIDE_RIGHT;
+  }
+  
+  uint8_t GetCaptionVerticalAlign();
+
+  void SetDesiredSize(uint8_t                       aCaptionSide,
+                      const mozilla::LogicalSize&   aInnerSize,
+                      const mozilla::LogicalSize&   aCaptionSize,
+                      const mozilla::LogicalMargin& aInnerMargin,
+                      const mozilla::LogicalMargin& aCaptionMargin,
+                      nscoord&                      aISize,
+                      nscoord&                      aBSize,
+                      mozilla::WritingMode          aWM);
+
+  nsresult   GetCaptionOrigin(uint32_t         aCaptionSide,
+                              const mozilla::LogicalSize&    aContainBlockSize,
+                              const mozilla::LogicalSize&    aInnerSize, 
+                              const mozilla::LogicalMargin&  aInnerMargin,
+                              const mozilla::LogicalSize&    aCaptionSize,
+                              mozilla::LogicalMargin&        aCaptionMargin,
+                              mozilla::LogicalPoint&         aOrigin,
+                              mozilla::WritingMode           aWM);
+
+  nsresult   GetInnerOrigin(uint32_t         aCaptionSide,
+                            const mozilla::LogicalSize&    aContainBlockSize,
+                            const mozilla::LogicalSize&    aCaptionSize, 
+                            const mozilla::LogicalMargin&  aCaptionMargin,
+                            const mozilla::LogicalSize&    aInnerSize,
+                            mozilla::LogicalMargin&        aInnerMargin,
+                            mozilla::LogicalPoint&         aOrigin,
+                            mozilla::WritingMode           aWM);
+  
+  // reflow the child (caption or innertable frame)
+  void OuterBeginReflowChild(nsPresContext*                     aPresContext,
+                             nsIFrame*                          aChildFrame,
+                             const ReflowInput&           aOuterRI,
+                             mozilla::Maybe<ReflowInput>& aChildRI,
+                             nscoord                            aAvailISize);
+
+  void OuterDoReflowChild(nsPresContext*           aPresContext,
+                          nsIFrame*                aChildFrame,
+                          const ReflowInput& aChildRI,
+                          ReflowOutput&     aMetrics,
+                          nsReflowStatus&          aStatus);
+
+  // Set the overflow areas in our reflow metrics
+  void UpdateOverflowAreas(ReflowOutput& aMet);
+
+  // Get the margin.
+  void GetChildMargin(nsPresContext*           aPresContext,
+                      const ReflowInput& aOuterRI,
+                      nsIFrame*                aChildFrame,
+                      nscoord                  aAvailableWidth,
+                      mozilla::LogicalMargin&  aMargin);
+
+  virtual bool IsFrameOfType(uint32_t aFlags) const override
+  {
+    return nsContainerFrame::IsFrameOfType(aFlags &
+                                           (~eCanContainOverflowContainers));
+  }
+
+  nsTableFrame* InnerTableFrame() const
+  {
+    return static_cast<nsTableFrame*>(mFrames.FirstChild());
+  }
+
+  /**
+   * Helper for ComputeAutoSize.
+   * Compute the margin-box inline size of aChildFrame given the inputs.
+   * If aMarginResult is non-null, fill it with the part of the
+   * margin-isize that was contributed by the margin.
+   */
+  nscoord ChildShrinkWrapISize(nsRenderingContext*  aRenderingContext,
+                               nsIFrame*            aChildFrame,
+                               mozilla::WritingMode aWM,
+                               mozilla::LogicalSize aCBSize,
+                               nscoord              aAvailableISize,
+                               nscoord*             aMarginResult = nullptr) const;
+
+private:
+  nsFrameList   mCaptionFrames;
+};
+
+#endif