Files
Mozilla/mozilla/widget/src/mac/nsMacEventHandler.h
1999-10-01 21:40:04 +00:00

128 lines
4.2 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 MacMacEventHandler_h__
#define MacMacEventHandler_h__
#include <Events.h>
#include <MacWindows.h>
#include <TextServices.h>
#include "prtypes.h"
#include "nsCOMPtr.h"
#include "nsGUIEvent.h"
#include "nsDeleteObserver.h"
class nsWindow;
class nsMacWindow;
//-------------------------------------------------------------------------
//
//-------------------------------------------------------------------------
class nsMacFocusHandler : public nsDeleteObserver
{
public:
nsMacFocusHandler();
virtual ~nsMacFocusHandler();
void SetFocus(nsWindow *aFocusedWidget);
nsWindow* GetFocus() {return(mFocusedWidget);}
void SetWidgetHit(nsWindow *aWidgetHit);
void SetWidgetPointed(nsWindow *aWidgetPointed);
nsWindow* GetWidgetHit() {return(mWidgetHit);}
nsWindow* GetWidgetPointed() {return(mWidgetPointed);}
// DeleteObserver
virtual void NotifyDelete(void* aDeletedObject);
private:
nsWindow* mFocusedWidget;
nsWindow* mWidgetHit;
nsWindow* mWidgetPointed;
};
//-------------------------------------------------------------------------
//
//-------------------------------------------------------------------------
extern nsMacFocusHandler gFocusHandler;
//-------------------------------------------------------------------------
//
//-------------------------------------------------------------------------
class nsMacEventHandler
{
public:
nsMacEventHandler(nsMacWindow* aTopLevelWidget);
virtual ~nsMacEventHandler();
virtual PRBool HandleOSEvent(EventRecord& aOSEvent);
virtual PRBool HandleMenuCommand(EventRecord& aOSEvent, long aMenuResult);
// Tell Gecko that a drag event has occurred and should go into Gecko
virtual PRBool DragEvent ( unsigned int aMessage, Point aMouseGlobal, UInt16 aKeyModifiers ) ;
//virtual PRBool TrackDrag ( Point aMouseGlobal, UInt32 aKeyModifiers ) ;
//
// TSM Event Handlers
//
virtual long HandlePositionToOffset(Point aPoint,short* regionClass);
virtual PRBool HandleOffsetToPosition(long offset,Point* position);
virtual PRBool HandleUpdateInputArea(char* text,Size text_size, ScriptCode textScript,long fixedLength,TextRangeArray* textRangeArray);
protected:
#if 1
virtual void InitializeKeyEvent(nsKeyEvent& aKeyEvent, EventRecord& aOSEvent, nsWindow* focusedWidget, PRUint32 message);
virtual PRBool IsSpecialRaptorKey(UInt32 macKeyCode);
virtual PRUint32 ConvertKeyEventToUnicode(EventRecord& aOSEvent);
#endif
virtual PRBool HandleKeyEvent(EventRecord& aOSEvent);
virtual PRBool HandleActivateEvent(EventRecord& aOSEvent);
virtual PRBool HandleUpdateEvent(EventRecord& aOSEvent);
virtual PRBool HandleMouseDownEvent(EventRecord& aOSEvent);
virtual PRBool HandleMouseUpEvent(EventRecord& aOSEvent);
virtual PRBool HandleMouseMoveEvent(EventRecord& aOSEvent);
virtual void ConvertOSEventToMouseEvent(
EventRecord& aOSEvent,
nsMouseEvent& aMouseEvent,
PRUint32 aMessage);
virtual PRBool HandleStartComposition(void);
virtual PRBool HandleEndComposition(void);
virtual PRBool HandleTextEvent(PRUint32 textRangeCount, nsTextRangeArray textRangeArray);
protected:
static PRBool mMouseInWidgetHit;
static PRBool mInBackground;
nsMacWindow* mTopLevelWidget;
RgnHandle mUpdateRgn;
TSMDocumentID mTSMDocument;
PRBool mIMEIsComposing;
PRUnichar* mIMECompositionString;
size_t mIMECompositionStringSize;
size_t mIMECompositionStringLength;
};
#endif // MacMacEventHandler_h__