Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* This Source Code Form is subject to the terms of the Mozilla Public
       3             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       4             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       5             : 
       6             : /**
       7             : 
       8             :   Author:
       9             :   Eric D Vaughan
      10             : 
      11             : **/
      12             : 
      13             : #ifndef nsGridRowGroupLayout_h___
      14             : #define nsGridRowGroupLayout_h___
      15             : 
      16             : #include "mozilla/Attributes.h"
      17             : #include "nsGridRowLayout.h"
      18             : 
      19             : /**
      20             :  * The nsBoxLayout implementation for nsGridRowGroupFrame.
      21             :  */
      22             : class nsGridRowGroupLayout : public nsGridRowLayout
      23             : {
      24             : public:
      25             : 
      26             :   friend already_AddRefed<nsBoxLayout> NS_NewGridRowGroupLayout();
      27             : 
      28           0 :   virtual nsGridRowGroupLayout* CastToRowGroupLayout() override { return this; }
      29             :   virtual nsSize GetXULMinSize(nsIFrame* aBox, nsBoxLayoutState& aBoxLayoutState) override;
      30             :   virtual nsSize GetXULPrefSize(nsIFrame* aBox, nsBoxLayoutState& aBoxLayoutState) override;
      31             :   virtual nsSize GetXULMaxSize(nsIFrame* aBox, nsBoxLayoutState& aBoxLayoutState) override;
      32             :   virtual void CountRowsColumns(nsIFrame* aBox, int32_t& aRowCount, int32_t& aComputedColumnCount) override;
      33             :   virtual void DirtyRows(nsIFrame* aBox, nsBoxLayoutState& aState) override;
      34             :   virtual int32_t BuildRows(nsIFrame* aBox, nsGridRow* aRows) override;
      35             :   virtual nsMargin GetTotalMargin(nsIFrame* aBox, bool aIsHorizontal) override;
      36           0 :   virtual int32_t GetRowCount() override { return mRowCount; }
      37           0 :   virtual Type GetType() override { return eRowGroup; }
      38             : 
      39             : protected:
      40             :   nsGridRowGroupLayout();
      41             :   virtual ~nsGridRowGroupLayout();
      42             : 
      43             :   virtual void ChildAddedOrRemoved(nsIFrame* aBox, nsBoxLayoutState& aState) override;
      44             :   static void AddWidth(nsSize& aSize, nscoord aSize2, bool aIsHorizontal);
      45             : 
      46             : private:
      47             :   int32_t mRowCount;
      48             : };
      49             : 
      50             : #endif
      51             :