mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-02 01:48:05 +00:00
80 lines
3.1 KiB
C++
80 lines
3.1 KiB
C++
/* -*- 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 nsGridLayout2_h___
|
|
#define nsGridLayout2_h___
|
|
|
|
#include "mozilla/Attributes.h"
|
|
#include "nsStackLayout.h"
|
|
#include "nsIGridPart.h"
|
|
#include "nsCoord.h"
|
|
#include "nsGrid.h"
|
|
|
|
class nsIPresContext;
|
|
class nsGridRowGroupLayout;
|
|
class nsGridRowLayout;
|
|
class nsGridRow;
|
|
class nsBoxLayoutState;
|
|
class nsGridCell;
|
|
|
|
/**
|
|
* The nsBoxLayout implementation for a grid.
|
|
*/
|
|
class nsGridLayout2 : public nsStackLayout,
|
|
public nsIGridPart
|
|
{
|
|
public:
|
|
|
|
friend nsresult NS_NewGridLayout2(nsIPresShell* aPresShell, nsBoxLayout** aNewLayout);
|
|
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
|
|
NS_IMETHOD Layout(nsIFrame* aBox, nsBoxLayoutState& aBoxLayoutState) MOZ_OVERRIDE;
|
|
virtual void IntrinsicWidthsDirty(nsIFrame* aBox, nsBoxLayoutState& aBoxLayoutState) MOZ_OVERRIDE;
|
|
|
|
virtual nsGridRowGroupLayout* CastToRowGroupLayout() MOZ_OVERRIDE { return nullptr; }
|
|
virtual nsGridLayout2* CastToGridLayout() MOZ_OVERRIDE { return this; }
|
|
virtual nsGrid* GetGrid(nsIFrame* aBox, int32_t* aIndex, nsGridRowLayout* aRequestor=nullptr) MOZ_OVERRIDE;
|
|
virtual nsIGridPart* GetParentGridPart(nsIFrame* aBox, nsIFrame** aParentBox) MOZ_OVERRIDE {
|
|
NS_NOTREACHED("Should not be called"); return nullptr;
|
|
}
|
|
virtual nsSize GetMinSize(nsIFrame* aBox, nsBoxLayoutState& aBoxLayoutState) MOZ_OVERRIDE;
|
|
virtual nsSize GetMaxSize(nsIFrame* aBox, nsBoxLayoutState& aBoxLayoutState) MOZ_OVERRIDE;
|
|
virtual nsSize GetPrefSize(nsIFrame* aBox, nsBoxLayoutState& aBoxLayoutState) MOZ_OVERRIDE;
|
|
virtual void CountRowsColumns(nsIFrame* aBox, int32_t& aRowCount, int32_t& aComputedColumnCount) MOZ_OVERRIDE { aRowCount++; }
|
|
virtual void DirtyRows(nsIFrame* aBox, nsBoxLayoutState& aState) MOZ_OVERRIDE { }
|
|
virtual int32_t BuildRows(nsIFrame* aBox, nsGridRow* aRows) MOZ_OVERRIDE;
|
|
virtual nsMargin GetTotalMargin(nsIFrame* aBox, bool aIsHorizontal) MOZ_OVERRIDE;
|
|
virtual Type GetType() MOZ_OVERRIDE { return eGrid; }
|
|
virtual void ChildrenInserted(nsIFrame* aBox, nsBoxLayoutState& aState,
|
|
nsIFrame* aPrevBox,
|
|
const nsFrameList::Slice& aNewChildren) MOZ_OVERRIDE;
|
|
virtual void ChildrenAppended(nsIFrame* aBox, nsBoxLayoutState& aState,
|
|
const nsFrameList::Slice& aNewChildren) MOZ_OVERRIDE;
|
|
virtual void ChildrenRemoved(nsIFrame* aBox, nsBoxLayoutState& aState,
|
|
nsIFrame* aChildList) MOZ_OVERRIDE;
|
|
virtual void ChildrenSet(nsIFrame* aBox, nsBoxLayoutState& aState,
|
|
nsIFrame* aChildList) MOZ_OVERRIDE;
|
|
|
|
virtual nsIGridPart* AsGridPart() MOZ_OVERRIDE { return this; }
|
|
|
|
static void AddOffset(nsBoxLayoutState& aState, nsIFrame* aChild, nsSize& aSize);
|
|
|
|
protected:
|
|
|
|
nsGridLayout2(nsIPresShell* aShell);
|
|
nsGrid mGrid;
|
|
|
|
private:
|
|
void AddWidth(nsSize& aSize, nscoord aSize2, bool aIsHorizontal);
|
|
|
|
|
|
}; // class nsGridLayout2
|
|
|
|
|
|
#endif
|
|
|