2007-03-22 10:30:00 -07:00
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Eric D Vaughan (original author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsGridLayout2_h___
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#define nsGridLayout2_h___
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#include "nsStackLayout.h"
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#include "nsIGridPart.h"
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#include "nsCOMPtr.h"
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#include "nsIFrame.h"
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#include "nsGrid.h"
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class nsGridRowGroupLayout;
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class nsGridRowLayout;
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class nsGridRow;
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class nsBoxLayoutState;
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class nsGridCell;
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/**
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* The nsIBoxLayout implementation for a grid.
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*/
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class nsGridLayout2 : public nsStackLayout,
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public nsIGridPart
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{
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public:
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friend nsresult NS_NewGridLayout2(nsIPresShell* aPresShell, nsIBoxLayout** aNewLayout);
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NS_DECL_ISUPPORTS_INHERITED
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NS_IMETHOD Layout(nsIBox* aBox, nsBoxLayoutState& aBoxLayoutState);
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2008-01-08 23:28:39 -08:00
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virtual void IntrinsicWidthsDirty(nsIBox* aBox, nsBoxLayoutState& aBoxLayoutState);
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virtual nsGridRowGroupLayout* CastToRowGroupLayout() { return nsnull; }
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virtual nsGridLayout2* CastToGridLayout() { return this; }
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virtual nsGrid* GetGrid(nsIBox* aBox, PRInt32* aIndex, nsGridRowLayout* aRequestor=nsnull);
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2011-07-04 07:39:10 -07:00
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virtual nsIGridPart* GetParentGridPart(nsIBox* aBox, nsIBox** aParentBox) {
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NS_NOTREACHED("Should not be called"); return nsnull;
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}
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2008-01-08 23:28:39 -08:00
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virtual nsSize GetMinSize(nsIBox* aBox, nsBoxLayoutState& aBoxLayoutState);
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virtual nsSize GetMaxSize(nsIBox* aBox, nsBoxLayoutState& aBoxLayoutState);
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virtual nsSize GetPrefSize(nsIBox* aBox, nsBoxLayoutState& aBoxLayoutState);
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2007-08-21 13:08:58 -07:00
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virtual void CountRowsColumns(nsIBox* aBox, PRInt32& aRowCount, PRInt32& aComputedColumnCount) { aRowCount++; }
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virtual void DirtyRows(nsIBox* aBox, nsBoxLayoutState& aState) { }
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virtual PRInt32 BuildRows(nsIBox* aBox, nsGridRow* aRows);
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virtual nsMargin GetTotalMargin(nsIBox* aBox, PRBool aIsHorizontal);
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virtual Type GetType() { return eGrid; }
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virtual void ChildrenInserted(nsIBox* aBox, nsBoxLayoutState& aState,
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nsIBox* aPrevBox,
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const nsFrameList::Slice& aNewChildren);
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virtual void ChildrenAppended(nsIBox* aBox, nsBoxLayoutState& aState,
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const nsFrameList::Slice& aNewChildren);
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2008-01-08 23:28:39 -08:00
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virtual void ChildrenRemoved(nsIBox* aBox, nsBoxLayoutState& aState,
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nsIBox* aChildList);
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virtual void ChildrenSet(nsIBox* aBox, nsBoxLayoutState& aState,
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nsIBox* aChildList);
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2009-09-13 14:13:54 -07:00
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2011-07-04 07:39:10 -07:00
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virtual nsIGridPart* AsGridPart() { return this; }
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2009-09-13 14:13:54 -07:00
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static void AddOffset(nsBoxLayoutState& aState, nsIBox* aChild, nsSize& aSize);
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2007-03-22 10:30:00 -07:00
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protected:
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nsGridLayout2(nsIPresShell* aShell);
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nsGrid mGrid;
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private:
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void AddWidth(nsSize& aSize, nscoord aSize2, PRBool aIsHorizontal);
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}; // class nsGridLayout2
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#endif
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