pierre%netscape.com b4ea06ef45 added HandleUpdateEvent() and use ::BeginUpdate() in Update() in order to improve performance during live scrolling
git-svn-id: svn://10.0.0.236/trunk@18008 18797224-902f-48f8-a5cc-f745e15eee43
1999-01-19 14:33:21 +00:00

190 lines
6.9 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 Window_h__
#define Window_h__
#include "nsISupports.h"
#include "nsBaseWidget.h"
#include "nsToolkit.h"
#include "nsIWidget.h"
#include "nsIEnumerator.h"
#include "nsIAppShell.h"
#include "nsIMouseListener.h"
#include "nsIEventListener.h"
#include "nsString.h"
#define NSRGB_2_COLOREF(color) \
RGB(NS_GET_R(color),NS_GET_G(color),NS_GET_B(color))
//-------------------------------------------------------------------------
//
// nsWindow
//
//-------------------------------------------------------------------------
// Generic object
class nsWindow : public nsBaseWidget
{
public:
nsWindow();
virtual ~nsWindow();
// nsIWidget interface
NS_IMETHOD Create(nsIWidget *aParent,
const nsRect &aRect,
EVENT_CALLBACK aHandleEventFunction,
nsIDeviceContext *aContext,
nsIAppShell *aAppShell = nsnull,
nsIToolkit *aToolkit = nsnull,
nsWidgetInitData *aInitData = nsnull);
NS_IMETHOD Create(nsNativeWidget aNativeParent,
const nsRect &aRect,
EVENT_CALLBACK aHandleEventFunction,
nsIDeviceContext *aContext,
nsIAppShell *aAppShell = nsnull,
nsIToolkit *aToolkit = nsnull,
nsWidgetInitData *aInitData = nsnull);
// Utility method for implementing both Create(nsIWidget ...) and
// Create(nsNativeWidget...)
virtual nsresult StandardCreate(nsIWidget *aParent,
const nsRect &aRect,
EVENT_CALLBACK aHandleEventFunction,
nsIDeviceContext *aContext,
nsIAppShell *aAppShell,
nsIToolkit *aToolkit,
nsWidgetInitData *aInitData,
nsNativeWidget aNativeParent = nsnull);
NS_IMETHOD Destroy();
virtual nsIWidget* GetParent(void);
NS_IMETHOD Show(PRBool aState);
NS_IMETHOD IsVisible(PRBool & aState);
NS_IMETHOD Move(PRUint32 aX, PRUint32 aY);
NS_IMETHOD Resize(PRUint32 aWidth,PRUint32 aHeight, PRBool aRepaint);
NS_IMETHOD Resize(PRUint32 aX, PRUint32 aY,PRUint32 aWidth,PRUint32 aHeight, PRBool aRepaint);
NS_IMETHOD Enable(PRBool bState);
NS_IMETHOD SetFocus(void);
NS_IMETHOD GetBounds(nsRect &aRect);
virtual nsIFontMetrics* GetFont(void);
NS_IMETHOD SetFont(const nsFont &aFont);
NS_IMETHOD Invalidate(PRBool aIsSynchronous);
NS_IMETHOD Invalidate(const nsRect &aRect,PRBool aIsSynchronous);
virtual void* GetNativeData(PRUint32 aDataType);
NS_IMETHOD SetColorMap(nsColorMap *aColorMap);
NS_IMETHOD Scroll(PRInt32 aDx, PRInt32 aDy, nsRect *aClipRect);
NS_IMETHOD WidgetToScreen(const nsRect& aOldRect, nsRect& aNewRect);
NS_IMETHOD ScreenToWidget(const nsRect& aOldRect, nsRect& aNewRect);
NS_IMETHOD BeginResizingChildren(void);
NS_IMETHOD EndResizingChildren(void);
static PRBool ConvertStatus(nsEventStatus aStatus);
NS_IMETHOD DispatchEvent(nsGUIEvent* event, nsEventStatus & aStatus);
virtual PRBool DispatchMouseEvent(nsMouseEvent &aEvent);
virtual void StartDraw(nsIRenderingContext* aRenderingContext = nsnull);
virtual void EndDraw();
virtual PRBool OnPaint(nsPaintEvent &event);
NS_IMETHOD Update();
virtual void UpdateWidget(nsRect& aRect, nsIRenderingContext* aContext);
virtual void ConvertToDeviceCoordinates(nscoord &aX, nscoord &aY);
virtual void LocalToWindowCoordinate(nsPoint& aPoint);
virtual void LocalToWindowCoordinate(nscoord& aX, nscoord& aY);
virtual void LocalToWindowCoordinate(nsRect& aRect);
virtual void ConvertToLocalCoordinates(nscoord &aX, nscoord &aY);
virtual void WindowToLocalCoordinate(nsPoint& aPoint);
virtual void WindowToLocalCoordinate(nscoord& aX, nscoord& aY);
virtual void WindowToLocalCoordinate(nsRect& aRect);
NS_IMETHOD SetMenuBar(nsIMenuBar * aMenuBar);
virtual nsIMenuBar* GetMenuBar();
NS_IMETHOD GetPreferredSize(PRInt32& aWidth, PRInt32& aHeight);
NS_IMETHOD SetPreferredSize(PRInt32 aWidth, PRInt32 aHeight);
NS_IMETHOD SetCursor(nsCursor aCursor);
// Mac specific methods
void nsRectToMacRect(const nsRect& aRect, Rect& aMacRect) const;
void DoPaintWidgets(RgnHandle aTheRegion,nsIRenderingContext *aRC);
PRBool RgnIntersects(RgnHandle aTheRegion,RgnHandle aIntersectRgn);
void StringToStr255(const nsString& aText, Str255& aStr255);
void Str255ToString(const Str255& aStr255, nsString& aText);
virtual PRBool PointInWidget(Point aThePoint);
virtual nsWindow* FindWidgetHit(Point aThePoint);
char gInstanceClassName[256];
virtual PRBool DispatchWindowEvent(nsGUIEvent& event);
virtual nsresult HandleUpdateEvent();
protected:
PRBool ReportDestroyEvent();
PRBool ReportMoveEvent();
PRBool ReportSizeEvent();
NS_IMETHOD CalcOffset(PRInt32 &aX,PRInt32 &aY);
protected:
nsIWidget* mParent;
PRBool mVisible;
PRBool mEnabled;
PRInt32 mPreferredWidth;
PRInt32 mPreferredHeight;
nsIFontMetrics* mFontMetrics;
nsIMenuBar* mMenuBar;
RgnHandle mWindowRegion; // the region defining this window
WindowPtr mWindowPtr;
PRBool mDestroyCalled;
PRBool mDrawing;
nsIRenderingContext* mTempRenderingContext;
PRBool mTempRenderingContextMadeHere;
};
// =============================================================================
class ChildWindow : public nsWindow {
public:
NS_IMETHOD_(nsrefcnt) AddRef();
NS_IMETHOD_(nsrefcnt) Release();
ChildWindow();
};
#endif // Window_h__