зеркало из https://github.com/mozilla/gecko-dev.git
#138852, removing last living parts of viewmanager2.
r=kmcclusk, sr=jst
This commit is contained in:
hwaara%chello.se
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e774059904
Коммит
0b0b90f3a9
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@ -1,391 +0,0 @@
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: true; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 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 Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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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.org 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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*
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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 NPL, 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 NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsViewManager2_h___
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#define nsViewManager2_h___
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#include "nsIViewManager.h"
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#include "nsCRT.h"
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#include "nsIPresContext.h"
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#include "nsIWidget.h"
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#include "nsITimer.h"
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#include "prtime.h"
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#include "prinrval.h"
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#include "nsVoidArray.h"
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#include "nsIScrollableView.h"
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#include "nsIRegion.h"
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#include "nsIBlender.h"
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#include "nsIEventQueue.h"
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class nsISupportsArray;
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struct DisplayListElement2;
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//Uncomment the following line to enable generation of viewmanager performance data.
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#ifdef MOZ_PERF_METRICS
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//#define NS_VM_PERF_METRICS 1
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#endif
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#ifdef NS_VM_PERF_METRICS
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#include "nsTimer.h"
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#endif
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class nsViewManager2 : public nsIViewManager {
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public:
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nsViewManager2();
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NS_DECL_AND_IMPL_ZEROING_OPERATOR_NEW
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NS_DECL_ISUPPORTS
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NS_IMETHOD Init(nsIDeviceContext* aContext, nscoord aX = 0, nscoord aY = 0);
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NS_IMETHOD GetRootView(nsIView *&aView);
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NS_IMETHOD SetRootView(nsIView *aView, nsIWidget* aWidget=nsnull);
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NS_IMETHOD GetWindowDimensions(nscoord *width, nscoord *height);
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NS_IMETHOD SetWindowDimensions(nscoord width, nscoord height);
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NS_IMETHOD ResetScrolling(void);
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NS_IMETHOD Composite(void);
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NS_IMETHOD UpdateView(nsIView *aView, PRUint32 aUpdateFlags);
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NS_IMETHOD UpdateView(nsIView *aView, const nsRect &aRect, PRUint32 aUpdateFlags);
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NS_IMETHOD UpdateAllViews(PRUint32 aUpdateFlags);
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NS_IMETHOD UpdateViewAfterScroll(nsIView *aView, PRInt32 aDX, PRInt32 aDY);
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NS_IMETHOD DispatchEvent(nsGUIEvent *aEvent, nsEventStatus* aStatus);
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NS_IMETHOD GrabMouseEvents(nsIView *aView, PRBool &aResult);
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NS_IMETHOD GrabKeyEvents(nsIView *aView, PRBool &aresult);
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NS_IMETHOD GetMouseEventGrabber(nsIView *&aView);
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NS_IMETHOD GetKeyEventGrabber(nsIView *&aView);
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NS_IMETHOD InsertChild(nsIView *parent, nsIView *child, nsIView *sibling,
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PRBool above);
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NS_IMETHOD InsertChild(nsIView *parent, nsIView *child,
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PRInt32 zindex);
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NS_IMETHOD InsertZPlaceholder(nsIView *aParent, nsIView *aZChild,
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PRInt32 aZIndex);
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NS_IMETHOD RemoveChild(nsIView *parent, nsIView *child);
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NS_IMETHOD MoveViewBy(nsIView *aView, nscoord aX, nscoord aY);
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NS_IMETHOD MoveViewTo(nsIView *aView, nscoord aX, nscoord aY);
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NS_IMETHOD ResizeView(nsIView *aView, nscoord aWidth, nscoord aHeight, PRBool aRepaintExposedAreaOnly = PR_FALSE);
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NS_IMETHOD SetViewChildClip(nsIView *aView, nsRect *aRect);
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NS_IMETHOD SetViewVisibility(nsIView *aView, nsViewVisibility aVisible);
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NS_IMETHOD SetViewZIndex(nsIView *aView, PRInt32 aZIndex);
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NS_IMETHOD SetViewAutoZIndex(nsIView *aView, PRBool aAutoZIndex);
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NS_IMETHOD MoveViewAbove(nsIView *aView, nsIView *aOther);
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NS_IMETHOD MoveViewBelow(nsIView *aView, nsIView *aOther);
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NS_IMETHOD IsViewShown(nsIView *aView, PRBool& aResult);
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NS_IMETHOD GetViewClipAbsolute(nsIView *aView, nsRect *aRect, PRBool &aResult);
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NS_IMETHOD SetViewContentTransparency(nsIView *aView, PRBool aTransparent);
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NS_IMETHOD SetViewOpacity(nsIView *aView, float aOpacity);
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NS_IMETHOD SetViewObserver(nsIViewObserver *aObserver);
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NS_IMETHOD GetViewObserver(nsIViewObserver *&aObserver);
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NS_IMETHOD GetDeviceContext(nsIDeviceContext *&aContext);
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NS_IMETHOD ShowQuality(PRBool aShow);
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NS_IMETHOD GetShowQuality(PRBool &aResult);
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NS_IMETHOD SetQuality(nsContentQuality aQuality);
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NS_IMETHOD DisableRefresh(void);
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NS_IMETHOD EnableRefresh(PRUint32 aUpdateFlags);
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NS_IMETHOD BeginUpdateViewBatch(void);
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NS_IMETHOD EndUpdateViewBatch(PRUint32 aUpdateFlags);
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NS_IMETHOD SetRootScrollableView(nsIScrollableView *aScrollable);
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NS_IMETHOD GetRootScrollableView(nsIScrollableView **aScrollable);
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nsDrawingSurface GetDrawingSurface(nsIRenderingContext &aContext, nsRect& aBounds);
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NS_IMETHOD Display(nsIView *aView, nscoord aX, nscoord aY);
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NS_IMETHOD AddCompositeListener(nsICompositeListener *aListener);
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NS_IMETHOD RemoveCompositeListener(nsICompositeListener *aListener);
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NS_IMETHOD GetWidgetForView(nsIView *aView, nsIWidget **aWidget);
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NS_IMETHOD GetWidget(nsIWidget **aWidget);
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NS_IMETHOD ForceUpdate();
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NS_IMETHOD GetOffset(nscoord *aX, nscoord *aY);
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NS_IMETHOD IsCachingWidgetChanges(PRBool* aCaching);
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NS_IMETHOD CacheWidgetChanges(PRBool aCache);
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NS_IMETHOD AllowDoubleBuffering(PRBool aDoubleBuffer);
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NS_IMETHOD IsPainting(PRBool& aIsPainting);
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NS_IMETHOD FlushPendingInvalidates();
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NS_IMETHOD SetDefaultBackgroundColor(nscolor aColor);
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NS_IMETHOD GetDefaultBackgroundColor(nscolor* aColor);
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NS_IMETHOD GetLastUserEventTime(PRUint32& aTime);
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nsresult ProcessInvalidateEvent();
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static PRInt32 GetViewManagerCount();
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static const nsVoidArray* GetViewManagerArray();
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protected:
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virtual ~nsViewManager2();
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void ProcessPendingUpdates(nsIView *aView);
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private:
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nsIRenderingContext *CreateRenderingContext(nsIView &aView);
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void AddRectToDirtyRegion(nsIView* aView, const nsRect &aRect) const;
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void InvalidateChildWidgets(nsIView *aView, nsRect& aDirtyRect) const;
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void UpdateTransCnt(nsIView *oldview, nsIView *newview);
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void UpdateViews(nsIView *aView, PRUint32 aUpdateFlags);
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void Refresh(nsIView *aView, nsIRenderingContext *aContext,
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nsIRegion *region, PRUint32 aUpdateFlags);
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void Refresh(nsIView* aView, nsIRenderingContext *aContext,
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const nsRect *rect, PRUint32 aUpdateFlags);
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void RenderViews(nsIView *aRootView, nsIRenderingContext& aRC, const nsRect& aRect,
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PRBool &aResult);
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void RenderView(nsIView *aView, nsIRenderingContext &aRC,
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const nsRect &aDamageRect, nsRect &aGlobalRect, PRBool &aResult);
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void RenderDisplayListElement(DisplayListElement2* element, nsIRenderingContext &aRC);
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void PaintView(nsIView *aView, nsIRenderingContext &aRC, nscoord x, nscoord y,
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const nsRect &aDamageRect);
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nsresult CreateBlendingBuffers(nsIRenderingContext &aRC);
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PRBool CreateDisplayList(nsIView *aView, PRInt32 *aIndex, nscoord aOriginX, nscoord aOriginY,
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nsIView *aRealView, const nsRect *aDamageRect = nsnull,
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nsIView *aTopView = nsnull, nscoord aX = 0, nscoord aY = 0);
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PRBool AddToDisplayList(PRInt32 *aIndex, nsIView *aView, nsRect &aClipRect, nsRect& aDirtyRect, PRUint32 aFlags, nscoord aAbsX, nscoord aAbsY);
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nsresult OptimizeDisplayList(const nsRect& aDamageRect);
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void ShowDisplayList(PRInt32 flatlen);
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void ComputeViewOffset(nsIView *aView, nsPoint *aOrigin, PRInt32 aFlag);
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// Predicates
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PRBool DoesViewHaveNativeWidget(nsIView* aView);
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PRBool IsClipView(nsIView* aView);
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// Utilities
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/**
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* Returns the nearest parent view with an attached widget. Can be the
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* same view as passed-in.
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*/
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nsIView* GetWidgetView(nsIView *aView) const;
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/**
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* Transforms a rectangle from specified view's coordinate system to
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* the first parent that has an attached widget.
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*/
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void ViewToWidget(nsIView *aView, nsIView* aWidgetView, nsRect &aRect) const;
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// void WidgetToView(nsIView* aView, nsRect &aWidgetRect);
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/**
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* Transforms a rectangle from specified view's coordinate system to
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* an absolute coordinate rectangle which can be compared against the
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* rectangle returned by GetVisibleRect to determine visibility.
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* @param aView view that aRect coordinates are specified relative to
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* @param aRect rectangle in twips to convert to absolute coordinates
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* @param aAbsRect rectangle in absolute coorindates.
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* @returns NS_OK if successful otherwise, NS_ERROR_FAILURE
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*/
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nsresult GetAbsoluteRect(nsIView *aView, const nsRect &aRect,
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nsRect& aAbsRect);
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/**
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* Determine the visible rect
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* @param aVisibleRect visible rectangle in twips
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* @returns NS_OK if successful, otherwise NS_ERROR_FAILURE.
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*/
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nsresult GetVisibleRect(nsRect& aVisibleRect);
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/**
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* Determine if a rectangle specified in the view's coordinate system
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* is completely, or partially visible.
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* @param aView view that aRect coordinates are specified relative to
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* @param aRect rectangle in twips to test for visibility
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* @param aMinTwips is the min. pixel rows or cols at edge of screen needed for object to be counted visible
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* @param aIsVisible returns PR_TRUE if the rect is visible, PR_FALSE otherwise.
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*/
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NS_IMETHOD IsRectVisible(nsIView *aView, const nsRect &aRect, PRUint16 aMinTwips, PRBool *aIsVisible);
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nsresult ProcessWidgetChanges(nsIView* aView);
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// Utilities used to size the offscreen drawing surface
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/**
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* Determine the maximum and width and height of all of the
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* view manager's widgets.
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*
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* @param aMaxWidgetBounds the maximum width and height of all view managers
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* widgets on exit.
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*/
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void GetMaxWidgetBounds(nsRect& aMaxWidgetBounds) const;
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/**
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* Determine if a rect's width and height will fit within a specified width and height
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* @param aRect rectangle to test
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* @param aWidth width to determine if the rectangle's width will fit within
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* @param aHeight height to determine if the rectangles height will fit within
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* @returns PR_TRUE if the rect width and height fits with aWidth, aHeight, PR_FALSE
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* otherwise.
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*/
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PRBool RectFitsInside(nsRect& aRect, PRInt32 aWidth, PRInt32 aHeight) const;
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/**
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* Determine if two rectangles width and height will fit within a specified width and height
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* @param aRect1 first rectangle to test
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* @param aRect1 second rectangle to test
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* @param aWidth width to determine if both rectangle's width will fit within
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* @param aHeight height to determine if both rectangles height will fit within
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* @returns PR_TRUE if the rect1's and rect2's width and height fits with aWidth,
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* aHeight, PR_FALSE otherwise.
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*/
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PRBool BothRectsFitInside(nsRect& aRect1, nsRect& aRect2, PRInt32 aWidth, PRInt32 aHeight, nsRect& aNewSize) const;
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/**
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* Return an offscreen surface size from a set of discrete surface sizes.
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* The smallest discrete surface size that can enclose both the Maximum widget
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* size (@see GetMaxWidgetBounds) and the requested size is returned.
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*
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* @param aRequestedSize Requested size for the offscreen.
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* @param aSurfaceSize contains the surface size
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*/
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void CalculateDiscreteSurfaceSize(nsRect& aRequestedSize, nsRect& aSize) const;
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/**
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* Get the size of the offscreen drawing surface..
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*
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* @param aRequestedSize Desired size for the offscreen.
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* @param aSurfaceSize Offscreen adjusted to a discrete size which encloses aRequestedSize.
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*/
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void GetDrawingSurfaceSize(nsRect& aRequestedSize, nsRect& aSurfaceSize) const;
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private:
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nsIDeviceContext *mContext;
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float mTwipsToPixels;
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float mPixelsToTwips;
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nsIViewObserver *mObserver;
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nsIWidget *mRootWindow;
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PRIntervalTime mLastRefresh;
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PRInt32 mTransCnt;
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PRBool mRefreshEnabled;
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PRBool mPainting;
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nsIView *mMouseGrabber;
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nsIView *mKeyGrabber;
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PRInt32 mUpdateCnt;
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PRInt32 mUpdateBatchCnt;
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nsVoidArray *mDisplayList;
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PRInt32 mDisplayListCount;
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PRInt32 mOpaqueViewCount;
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PRInt32 mTranslucentViewCount;
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nsRect mTranslucentArea; // bounding box of all translucent views.
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nsSize mTranslucentSize; // size of the blending buffers.
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nsIScrollableView *mRootScrollable;
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PRInt32 mCachingWidgetChanges;
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//from here to public should be static and locked... MMP
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static PRInt32 mVMCount; //number of viewmanagers
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//list of view managers
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static nsVoidArray *gViewManagers;
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static nsDrawingSurface mDrawingSurface; //single drawing surface
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static nsRect mDSBounds; //for all VMs
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//blending buffers
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static nsDrawingSurface gOffScreen;
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static nsDrawingSurface gRed;
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static nsDrawingSurface gBlue;
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static nsSize gOffScreenSize;
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static nsSize gBlendSize;
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//Rendering context used to cleanup the blending buffers
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static nsIRenderingContext* gCleanupContext;
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// Largest requested offscreen size if larger than a full screen.
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static nsSize gLargestRequestedSize;
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//compositor regions
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nsIRegion *mTransRgn;
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nsIRegion *mOpaqueRgn;
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nsIRegion *mRCRgn;
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nsIRegion *mTRgn;
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nsRegionRectSet *mTransRects;
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nsIBlender *mBlender;
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nsIRenderingContext *mOffScreenCX;
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nsIRenderingContext *mRedCX;
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nsIRenderingContext *mBlueCX;
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nsISupportsArray *mCompositeListeners;
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protected:
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nsRect mDirtyRect;
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nsIView *mRootView;
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nscoord mX;
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nscoord mY;
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PRBool mAllowDoubleBuffering;
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PRBool mHasPendingInvalidates;
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PRBool mPendingInvalidateEvent;
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nsCOMPtr<nsIEventQueue> mEventQueue;
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void PostInvalidateEvent();
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#ifdef NS_VM_PERF_METRICS
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MOZ_TIMER_DECLARE(mWatch) // Measures compositing+paint time for current document
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#endif
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};
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#endif /* nsViewManager2_h___ */
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