gecko-dev/layout/generic/nsHTMLContainerFrame.h
1998-09-15 00:19:49 +00:00

73 lines
2.8 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#ifndef nsHTMLContainerFrame_h___
#define nsHTMLContainerFrame_h___
#include "nsContainerFrame.h"
class nsString;
class nsPlaceholderFrame;
// Base class for html container frames that provides common
// functionality.
class nsHTMLContainerFrame : public nsContainerFrame {
public:
nsHTMLContainerFrame(nsIContent* aContent,
nsIFrame* aParent);
NS_IMETHOD Paint(nsIPresContext& aPresContext,
nsIRenderingContext& aRenderingContext,
const nsRect& aDirtyRect);
NS_IMETHOD HandleEvent(nsIPresContext& aPresContext,
nsGUIEvent* aEvent,
nsEventStatus& aEventStatus);
NS_IMETHOD GetCursorAndContentAt(nsIPresContext& aPresContext,
const nsPoint& aPoint,
nsIFrame** aFrame,
nsIContent** aContent,
PRInt32& aCursor);
NS_IMETHOD ContentAppended(nsIPresShell* aShell,
nsIPresContext* aPresContext,
nsIContent* aContainer);
NS_IMETHOD ContentInserted(nsIPresShell* aShell,
nsIPresContext* aPresContext,
nsIContent* aContainer,
nsIContent* aChild,
PRInt32 aIndexInParent);
NS_IMETHOD ContentDeleted(nsIPresShell* aShell,
nsIPresContext* aPresContext,
nsIContent* aContainer,
nsIContent* aChild,
PRInt32 aIndexInParent);
virtual PRBool DeleteNextInFlowsFor(nsIPresContext& aPresContext,
nsIFrame* aChild);
nsPlaceholderFrame* CreatePlaceholderFrame(nsIPresContext* aPresContext,
nsIFrame* aFloatedFrame);
protected:
virtual ~nsHTMLContainerFrame();
virtual PRIntn GetSkipSides() const = 0;
nsresult ProcessInitialReflow(nsIPresContext* aPresContext);
};
#endif /* nsHTMLContainerFrame_h___ */