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       1             : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim: set ts=2 et sw=2 tw=80: */
       3             : /* This Source Code is subject to the terms of the Mozilla Public License
       4             :  * version 2.0 (the "License"). You can obtain a copy of the License at
       5             :  * http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : /* rendering object for CSS "display: ruby-text-container" */
       8             : 
       9             : #ifndef nsRubyTextContainerFrame_h___
      10             : #define nsRubyTextContainerFrame_h___
      11             : 
      12             : #include "nsBlockFrame.h"
      13             : 
      14             : /**
      15             :  * Factory function.
      16             :  * @return a newly allocated nsRubyTextContainerFrame (infallible)
      17             :  */
      18             : nsContainerFrame* NS_NewRubyTextContainerFrame(nsIPresShell* aPresShell,
      19             :                                                nsStyleContext* aContext);
      20             : 
      21           0 : class nsRubyTextContainerFrame final : public nsContainerFrame
      22             : {
      23             : public:
      24           0 :   NS_DECL_FRAMEARENA_HELPERS(nsRubyTextContainerFrame)
      25             :   NS_DECL_QUERYFRAME
      26             : 
      27             :   // nsIFrame overrides
      28             :   virtual bool IsFrameOfType(uint32_t aFlags) const override;
      29             :   virtual void Reflow(nsPresContext* aPresContext,
      30             :                       ReflowOutput& aDesiredSize,
      31             :                       const ReflowInput& aReflowInput,
      32             :                       nsReflowStatus& aStatus) override;
      33             : 
      34             : #ifdef DEBUG_FRAME_DUMP
      35             :   virtual nsresult GetFrameName(nsAString& aResult) const override;
      36             : #endif
      37             : 
      38             :   // nsContainerFrame overrides
      39             :   virtual void SetInitialChildList(ChildListID aListID,
      40             :                                    nsFrameList& aChildList) override;
      41             :   virtual void AppendFrames(ChildListID aListID,
      42             :                             nsFrameList& aFrameList) override;
      43             :   virtual void InsertFrames(ChildListID aListID, nsIFrame* aPrevFrame,
      44             :                             nsFrameList& aFrameList) override;
      45             :   virtual void RemoveFrame(ChildListID aListID,
      46             :                            nsIFrame* aOldFrame) override;
      47             : 
      48           0 :   bool IsSpanContainer() const
      49             :   {
      50           0 :     return GetStateBits() & NS_RUBY_TEXT_CONTAINER_IS_SPAN;
      51             :   }
      52             : 
      53             : protected:
      54             :   friend nsContainerFrame*
      55             :     NS_NewRubyTextContainerFrame(nsIPresShell* aPresShell,
      56             :                                  nsStyleContext* aContext);
      57             : 
      58           0 :   explicit nsRubyTextContainerFrame(nsStyleContext* aContext)
      59           0 :     : nsContainerFrame(aContext, kClassID)
      60           0 :     , mISize(0)
      61           0 :   {}
      62             : 
      63             :   void UpdateSpanFlag();
      64             : 
      65             :   friend class nsRubyBaseContainerFrame;
      66           0 :   void SetISize(nscoord aISize) { mISize = aISize; }
      67             : 
      68             :   // The intended inline size of the ruby text container. It is set by
      69             :   // the corresponding ruby base container when the segment is reflowed,
      70             :   // and used when the ruby text container is reflowed by its parent.
      71             :   nscoord mISize;
      72             : };
      73             : 
      74             : #endif /* nsRubyTextContainerFrame_h___ */