gecko-dev/editor/base/editorInterfaces.h

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/* -*- Mode: C++; tab-width: 4; 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 editorInterfaces_h__
#define editorInterfaces_h__
#include "nsIDOMEvent.h"
#include "nsIDOMKeyListener.h"
#include "nsIDOMMouseListener.h"
//prototype for the nsEditor class that will be included in the .cpp file
class nsEditor;
//nsIDOMKeyListener interface
/** The nsEditorKeyListener public nsIDOMKeyListener
* This class will delegate events to its editor according to the translation
* it is responsible for. i.e. 'c' becomes a keydown, but 'ESC' becomes nothing.
* This should be done through contexts that are loaded from URLs
*/
class nsEditorKeyListener : public nsIDOMKeyListener {
nsEditor *mEditor;
public:
/** the default constructor
*/
nsEditorKeyListener();
/** the default destructor. virtual due to the possibility of derivation.
*/
virtual ~nsEditorKeyListener();
/** SetEditor gives an address to the editor that will be accessed
* @param nsEditor *aEditor simple
*/
void SetEditor(nsEditor *aEditor){mEditor = aEditor;}
/** GetEditor returns a copy of the address the keylistener has
* @return copy of the editor address
*/
nsEditor *GetEditor(){ return mEditor; }
/*interfaces for addref and release and queryinterface*/
NS_DECL_ISUPPORTS
/*BEGIN interfaces in to the keylister base interface. must be supplied to handle pure virtual interfaces
see the nsIDOMKeyListener interface implementation for details
*/
virtual nsresult ProcessEvent(nsIDOMEvent* aEvent);
virtual nsresult KeyDown(nsIDOMEvent* aKeyEvent);
virtual nsresult KeyUp(nsIDOMEvent* aKeyEvent);
virtual nsresult KeyPress(nsIDOMEvent* aKeyEvent);
/*END interfaces from nsIDOMKeyListener*/
private:
virtual nsresult GetCharFromKeyCode(PRUint32 aKeyCode, PRBool aIsShift, char *aChar);
};
/** editor Implementation of the MouseListener interface
* nsIDOMMouseListener interface
*/
class nsEditorMouseListener : public nsIDOMMouseListener
{
nsEditor *mEditor;
public:
/** default constructor
*/
nsEditorMouseListener();
/** default destructor
*/
virtual ~nsEditorMouseListener();
/** SetEditor gives an address to the editor that will be accessed
* @param nsEditor *aEditor simple
*/
void SetEditor(nsEditor *aEditor){mEditor = aEditor;}
/** GetEditor returns a copy of the address the keylistener has
* @return copy of the editor address
*/
nsEditor *GetEditor(){ return mEditor; }
/*interfaces for addref and release and queryinterface*/
NS_DECL_ISUPPORTS
/*BEGIN implementations of mouseevent handler interface*/
virtual nsresult ProcessEvent(nsIDOMEvent* aEvent);
public:
virtual nsresult MouseDown(nsIDOMEvent* aMouseEvent);
virtual nsresult MouseUp(nsIDOMEvent* aMouseEvent);
virtual nsresult MouseClick(nsIDOMEvent* aMouseEvent);
virtual nsresult MouseDblClick(nsIDOMEvent* aMouseEvent);
virtual nsresult MouseOver(nsIDOMEvent* aMouseEvent);
virtual nsresult MouseOut(nsIDOMEvent* aMouseEvent);
/*END implementations of mouseevent handler interface*/
};
/** factory for the editor key listener
*/
extern nsresult NS_NewEditorKeyListener(nsIDOMEventListener ** aInstancePtrResult, nsEditor *aEditor);
/** factory for the editor mouse listener
*/
extern nsresult NS_NewEditorMouseListener(nsIDOMEventListener ** aInstancePtrResult, nsEditor *aEditor);
#endif //editorInterfaces_h__