gecko-dev/editor/base/nsEditorController.h

128 lines
3.7 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 Communicator client 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):
*/
#define NS_EDITORCONTROLLER_CID \
{ 0x26fb965c, 0x9de6, 0x11d3, { 0xbc, 0xcc, 0x0, 0x60, 0xb0, 0xfc, 0x76, 0xbd } }
#define NS_COMPOSERCONTROLLER_CID \
{ 0x50e95301, 0x17a8, 0x11d4, { 0x9f, 0x7e, 0xdd, 0x53, 0x0d, 0x5f, 0x05, 0x7c } }
#include "nsIController.h"
#include "nsIEditorController.h"
#include "nsIControllerCommand.h"
#include "nsIInterfaceRequestor.h"
#include "nsHashtable.h"
#include "nsString.h"
#include "nsWeakPtr.h"
class nsIEditor;
class nsIEditorShell;
class nsBaseCommand;
// the editor controller is used for both text widgets, and basic text editing
// commands in composer. The refCon that gets passed to its commands is an nsIEditor.
class nsEditorController : public nsIController,
public nsIEditorController,
public nsIInterfaceRequestor
{
public:
nsEditorController();
virtual ~nsEditorController();
// nsISupports
NS_DECL_ISUPPORTS
// nsIController
NS_DECL_NSICONTROLLER
/** init the controller */
NS_IMETHOD Init(nsISupports *aCommandRefCon);
/** Set the cookie that is passed to commands
*/
NS_IMETHOD SetCommandRefCon(nsISupports *aCommandRefCon);
// nsIInterfaceRequestor
NS_DECL_NSIINTERFACEREQUESTOR
protected:
/** return PR_TRUE if the editor associated with mContent is enabled */
PRBool IsEnabled();
/* register a command */
nsresult RegisterEditorCommand(nsBaseCommand* aCommand);
protected:
//if editor is null then look to mContent. this is for dual use of window and content
//attached controller.
nsISupports *mCommandRefCon;
nsCOMPtr<nsIControllerCommandManager> mCommandManager; // our reference to the command manager
protected:
static nsresult RegisterOneCommand(const PRUnichar* aCommandName, nsIControllerCommandManager *inCommandManager, nsBaseCommand* aCommand);
private:
static nsresult GetEditorCommandManager(nsIControllerCommandManager* *outCommandManager);
static nsresult RegisterEditorCommands(nsIControllerCommandManager* inCommandManager);
// the singleton command manager
static nsWeakPtr sEditorCommandManager; // common editor (i.e. text widget) commands
};
// the editor controller is used for composer only (and other HTML compose
// areas). The refCon that gets passed to its commands is an nsIEditorShell.
class nsComposerController : public nsEditorController
{
public:
nsComposerController();
virtual ~nsComposerController();
/** init the controller */
NS_IMETHOD Init(nsISupports *aCommandRefCon);
protected:
private:
static nsresult GetComposerCommandManager(nsIControllerCommandManager* *outCommandManager);
static nsresult RegisterComposerCommands(nsIControllerCommandManager* inCommandManager);
// the singleton command manager
static nsWeakPtr sComposerCommandManager; // composer-specific commands (lots of them)
};