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