Mozilla/mozilla/view/src/nsView.h
2000-08-12 19:05:52 +00:00

172 lines
6.4 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 1.1 (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/NPL/
*
* 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.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#ifndef nsView_h___
#define nsView_h___
#include "nsIView.h"
#include "nsRect.h"
#include "nsCRT.h"
#include "nsIWidget.h"
#include "nsIFactory.h"
#include "nsIViewObserver.h"
//mmptemp
class nsIPresContext;
class nsIViewManager;
class nsView : public nsIView
{
public:
nsView();
NS_DECL_AND_IMPL_ZEROING_OPERATOR_NEW
// nsISupports
NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
// nsIView
NS_IMETHOD Init(nsIViewManager* aManager,
const nsRect &aBounds,
const nsIView *aParent,
nsViewVisibility aVisibilityFlag = nsViewVisibility_kShow);
NS_IMETHOD Destroy();
NS_IMETHOD GetViewManager(nsIViewManager *&aViewMgr) const;
NS_IMETHOD Paint(nsIRenderingContext& rc, const nsRect& rect,
PRUint32 aPaintFlags, PRBool &aResult);
NS_IMETHOD Paint(nsIRenderingContext& rc, const nsIRegion& region,
PRUint32 aPaintFlags, PRBool &aResult);
NS_IMETHOD HandleEvent(nsGUIEvent *event,
PRUint32 aEventFlags,
nsEventStatus* aStatus,
PRBool aForceHandle,
PRBool& aHandled);
NS_IMETHOD SetPosition(nscoord x, nscoord y);
NS_IMETHOD GetPosition(nscoord *x, nscoord *y) const;
NS_IMETHOD SetDimensions(nscoord width, nscoord height, PRBool aPaint = PR_TRUE);
NS_IMETHOD GetDimensions(nscoord *width, nscoord *height) const;
NS_IMETHOD SetBounds(const nsRect &aBounds, PRBool aPaint = PR_TRUE);
NS_IMETHOD SetBounds(nscoord aX, nscoord aY, nscoord aWidth, nscoord aHeight, PRBool aPaint = PR_TRUE);
NS_IMETHOD GetBounds(nsRect &aBounds) const;
NS_IMETHOD SetChildClip(nscoord aX, nscoord aY, nscoord aWidth, nscoord aHeight);
NS_IMETHOD GetChildClip(nscoord *aLeft, nscoord *aTop, nscoord *aRight, nscoord *aBottom) const;
NS_IMETHOD SetVisibility(nsViewVisibility visibility);
NS_IMETHOD GetVisibility(nsViewVisibility &aVisibility) const;
NS_IMETHOD SetZParent(nsIView *aZParent);
NS_IMETHOD GetZParent(nsIView *&aZParent) const;
NS_IMETHOD SetZIndex(PRInt32 aZIndex);
NS_IMETHOD GetZIndex(PRInt32 &aZIndex) const;
NS_IMETHOD SetAutoZIndex(PRBool aAutoZIndex);
NS_IMETHOD GetAutoZIndex(PRBool &aAutoZIndex) const;
NS_IMETHOD SetFloating(PRBool aFloatingView);
NS_IMETHOD GetFloating(PRBool &aFloatingView) const;
NS_IMETHOD SetParent(nsIView *aParent);
NS_IMETHOD GetParent(nsIView *&aParent) const;
NS_IMETHOD GetNextSibling(nsIView *&aNextSibling) const;
NS_IMETHOD SetNextSibling(nsIView* aNextSibling);
NS_IMETHOD InsertChild(nsIView *child, nsIView *sibling);
NS_IMETHOD RemoveChild(nsIView *child);
NS_IMETHOD GetChildCount(PRInt32 &aCount) const;
NS_IMETHOD GetChild(PRInt32 index, nsIView*& aChild) const;
NS_IMETHOD SetTransform(nsTransform2D &aXForm);
NS_IMETHOD GetTransform(nsTransform2D &aXForm) const;
NS_IMETHOD SetOpacity(float opacity);
NS_IMETHOD GetOpacity(float &aOpacity) const;
NS_IMETHOD HasTransparency(PRBool &aTransparent) const;
NS_IMETHOD SetContentTransparency(PRBool aTransparent);
NS_IMETHOD SetClientData(void *aData);
NS_IMETHOD GetClientData(void *&aData) const;
NS_IMETHOD GetOffsetFromWidget(nscoord *aDx, nscoord *aDy, nsIWidget *&aWidget);
NS_IMETHOD GetDirtyRegion(nsIRegion*& aRegion) const;
NS_IMETHOD CreateWidget(const nsIID &aWindowIID,
nsWidgetInitData *aWidgetInitData = nsnull,
nsNativeWidget aNative = nsnull,
PRBool aEnableDragDrop = PR_TRUE);
NS_IMETHOD SetWidget(nsIWidget *aWidget);
NS_IMETHOD GetWidget(nsIWidget *&aWidget) const;
NS_IMETHOD HasWidget(PRBool *aHasWidget) const;
NS_IMETHOD List(FILE* out = stdout, PRInt32 aIndent = 0) const;
NS_IMETHOD SetViewFlags(PRUint32 aFlags);
NS_IMETHOD ClearViewFlags(PRUint32 aFlags);
NS_IMETHOD GetViewFlags(PRUint32 *aFlags) const;
NS_IMETHOD GetScratchPoint(nsPoint **aPoint);
NS_IMETHOD SetCompositorFlags(PRUint32 aFlags);
NS_IMETHOD GetCompositorFlags(PRUint32 *aFlags);
NS_IMETHOD GetExtents(nsRect *aExtents);
NS_IMETHOD GetClippedRect(nsRect& aClippedRect, PRBool& aIsClipped, PRBool& aEmpty) const;
// XXX Temporary for Bug #19416
NS_IMETHOD IgnoreSetPosition(PRBool aShouldIgnore);
NS_IMETHOD SynchWidgetSizePosition();
// Helper function to get the view that's associated with a widget
static nsIView* GetViewFor(nsIWidget* aWidget);
// Helper function to determine if the view instance is the root view
PRBool IsRoot();
// Helper function to determine if the view point is inside of a view
PRBool PointIsInside(nsIView& aView, nscoord x, nscoord y) const;
protected:
virtual ~nsView();
//
virtual nsresult LoadWidget(const nsCID &aClassIID);
protected:
nsIViewManager *mViewManager;
nsIView *mParent;
nsIWidget *mWindow;
nsIView *mZParent;
//XXX should there be pointers to last child so backward walking is fast?
nsIView *mNextSibling;
nsIView *mFirstChild;
void *mClientData;
PRInt32 mZindex;
nsViewVisibility mVis;
PRInt32 mNumKids;
nsRect mBounds;
nsViewClip mChildClip;
nsTransform2D *mXForm;
float mOpacity;
PRUint32 mVFlags;
nsIRegion* mDirtyRegion;
nsPoint mScratchPoint;
PRUint32 mCompositorFlags;
// Bug #19416
PRBool mShouldIgnoreSetPosition;
private:
NS_IMETHOD_(nsrefcnt) AddRef(void);
NS_IMETHOD_(nsrefcnt) Release(void);
};
#endif