зеркало из https://github.com/mozilla/gecko-dev.git
109 строки
3.8 KiB
C++
109 строки
3.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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 Communicator client 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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*
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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 nsIEditorCommand_h_
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#define nsIEditorCommand_h_
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#include "nsCOMPtr.h"
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#include "nsIControllerCommand.h"
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#include "nsIAtom.h"
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// This is a virtual base class for commands registered with the editor controller.
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// Note that such commands can be shared by more than on editor instance, so
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// MUST be stateless. Any state must be stored via the refCon (an nsIEditor).
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class nsBaseEditorCommand : public nsIControllerCommand
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{
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public:
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nsBaseEditorCommand();
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virtual ~nsBaseEditorCommand() {}
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NS_DECL_ISUPPORTS
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NS_IMETHOD IsCommandEnabled(const nsAReadableString & aCommandName, nsISupports *aCommandRefCon, PRBool *_retval) = 0;
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NS_IMETHOD DoCommand(const nsAReadableString & aCommandName, nsISupports *aCommandRefCon) = 0;
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};
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#define NS_DECL_EDITOR_COMMAND(_cmd) \
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class _cmd : public nsBaseEditorCommand \
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{ \
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public: \
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NS_IMETHOD IsCommandEnabled(const nsAReadableString & aCommandName, nsISupports *aCommandRefCon, PRBool *_retval); \
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NS_IMETHOD DoCommand(const nsAReadableString & aCommandName, nsISupports *aCommandRefCon); \
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};
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// basic editor commands
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NS_DECL_EDITOR_COMMAND(nsUndoCommand)
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NS_DECL_EDITOR_COMMAND(nsRedoCommand)
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NS_DECL_EDITOR_COMMAND(nsCutCommand)
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NS_DECL_EDITOR_COMMAND(nsCutOrDeleteCommand)
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NS_DECL_EDITOR_COMMAND(nsCopyCommand)
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NS_DECL_EDITOR_COMMAND(nsCopyOrDeleteCommand)
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NS_DECL_EDITOR_COMMAND(nsPasteCommand)
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NS_DECL_EDITOR_COMMAND(nsDeleteCommand)
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NS_DECL_EDITOR_COMMAND(nsSelectAllCommand)
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NS_DECL_EDITOR_COMMAND(nsSelectionMoveCommands)
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#if 0
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// template for new command
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NS_IMETHODIMP
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nsFooCommand::IsCommandEnabled(const nsAReadableString & aCommandName, nsISupports *aCommandRefCon, PRBool *_retval)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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nsFooCommand::DoCommand(const nsAReadableString & aCommandName, const nsAReadableString & aCommandParams, nsISupports *aCommandRefCon)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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#endif
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#endif // nsIEditorCommand_h_
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