/* -*- 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): * Pierre Phaneuf * Ryan Cassin */ #include "nsString.h" #include "nsIComponentManager.h" #include "nsEditorController.h" #include "nsIEditor.h" #include "nsEditorCommands.h" NS_IMPL_ADDREF(nsEditorController) NS_IMPL_RELEASE(nsEditorController) NS_INTERFACE_MAP_BEGIN(nsEditorController) NS_INTERFACE_MAP_ENTRY(nsIController) NS_INTERFACE_MAP_ENTRY(nsIEditorController) NS_INTERFACE_MAP_ENTRY(nsIInterfaceRequestor) NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIEditorController) NS_INTERFACE_MAP_END nsEditorController::nsEditorController() : mCommandRefCon(nsnull) { NS_INIT_REFCNT(); } nsEditorController::~nsEditorController() { } NS_IMETHODIMP nsEditorController::Init(nsISupports *aCommandRefCon) { nsresult rv; // get our ref to the singleton command manager rv = GetEditorCommandManager(getter_AddRefs(mCommandManager)); if (NS_FAILED(rv)) return rv; mCommandRefCon = aCommandRefCon; // no addref return NS_OK; } NS_IMETHODIMP nsEditorController::SetCommandRefCon(nsISupports *aCommandRefCon) { mCommandRefCon = aCommandRefCon; // no addref return NS_OK; } NS_IMETHODIMP nsEditorController::GetInterface(const nsIID & aIID, void * *result) { NS_ENSURE_ARG_POINTER(result); if (NS_SUCCEEDED(QueryInterface(aIID, result))) return NS_OK; if (mCommandManager && aIID.Equals(NS_GET_IID(nsIControllerCommandManager))) return mCommandManager->QueryInterface(aIID, result); return NS_NOINTERFACE; } #define NS_REGISTER_ONE_COMMAND(_cmdClass, _cmdName) \ { \ _cmdClass* theCmd; \ NS_NEWXPCOM(theCmd, _cmdClass); \ if (!theCmd) return NS_ERROR_OUT_OF_MEMORY; \ rv = inCommandManager->RegisterCommand(NS_LITERAL_STRING(_cmdName), \ NS_STATIC_CAST(nsIControllerCommand *, theCmd)); \ } #define NS_REGISTER_FIRST_COMMAND(_cmdClass, _cmdName) \ { \ _cmdClass* theCmd; \ NS_NEWXPCOM(theCmd, _cmdClass); \ if (!theCmd) return NS_ERROR_OUT_OF_MEMORY; \ rv = inCommandManager->RegisterCommand(NS_LITERAL_STRING(_cmdName), \ NS_STATIC_CAST(nsIControllerCommand *, theCmd)); #define NS_REGISTER_NEXT_COMMAND(_cmdClass, _cmdName) \ rv = inCommandManager->RegisterCommand(NS_LITERAL_STRING(_cmdName), \ NS_STATIC_CAST(nsIControllerCommand *, theCmd)); #define NS_REGISTER_LAST_COMMAND(_cmdClass, _cmdName) \ rv = inCommandManager->RegisterCommand(NS_LITERAL_STRING(_cmdName), \ NS_STATIC_CAST(nsIControllerCommand *, theCmd)); \ } // static nsresult nsEditorController::RegisterEditorCommands(nsIControllerCommandManager *inCommandManager) { nsresult rv; // now register all our commands // These are commands that will be used in text widgets, and in composer NS_REGISTER_ONE_COMMAND(nsUndoCommand, "cmd_undo"); NS_REGISTER_ONE_COMMAND(nsRedoCommand, "cmd_redo"); NS_REGISTER_ONE_COMMAND(nsCutCommand, "cmd_cut"); NS_REGISTER_ONE_COMMAND(nsCutOrDeleteCommand, "cmd_cutOrDelete"); NS_REGISTER_ONE_COMMAND(nsCopyCommand, "cmd_copy"); NS_REGISTER_ONE_COMMAND(nsCopyOrDeleteCommand, "cmd_copyOrDelete"); NS_REGISTER_ONE_COMMAND(nsSelectAllCommand, "cmd_selectAll"); NS_REGISTER_ONE_COMMAND(nsPasteCommand, "cmd_paste"); NS_REGISTER_FIRST_COMMAND(nsDeleteCommand, "cmd_delete"); NS_REGISTER_NEXT_COMMAND(nsDeleteCommand, "cmd_deleteCharBackward"); NS_REGISTER_NEXT_COMMAND(nsDeleteCommand, "cmd_deleteCharForward"); NS_REGISTER_NEXT_COMMAND(nsDeleteCommand, "cmd_deleteWordBackward"); NS_REGISTER_NEXT_COMMAND(nsDeleteCommand, "cmd_deleteWordForward"); NS_REGISTER_NEXT_COMMAND(nsDeleteCommand, "cmd_deleteToBeginningOfLine"); NS_REGISTER_LAST_COMMAND(nsDeleteCommand, "cmd_deleteToEndOfLine"); NS_REGISTER_FIRST_COMMAND(nsSelectionMoveCommands, "cmd_scrollTop"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_scrollBottom"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_moveTop"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_moveBottom"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_selectTop"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_selectBottom"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_lineNext"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_linePrevious"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_selectLineNext"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_selectLinePrevious"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_charPrevious"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_charNext"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_selectCharPrevious"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_selectCharNext"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_beginLine"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_endLine"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_selectBeginLine"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_selectEndLine"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_wordPrevious"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_wordNext"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_selectWordPrevious"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_selectWordNext"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_scrollPageUp"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_scrollPageDown"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_scrollLineUp"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_scrollLineDown"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_movePageUp"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_movePageDown"); NS_REGISTER_NEXT_COMMAND(nsSelectionMoveCommands, "cmd_selectPageUp"); NS_REGISTER_LAST_COMMAND(nsSelectionMoveCommands, "cmd_selectPageDown"); return NS_OK; } /* ======================================================================= * nsIController * ======================================================================= */ NS_IMETHODIMP nsEditorController::IsCommandEnabled(const nsAReadableString & aCommand, PRBool *aResult) { NS_ENSURE_ARG_POINTER(aResult); return mCommandManager->IsCommandEnabled(aCommand, mCommandRefCon, aResult); } NS_IMETHODIMP nsEditorController::SupportsCommand(const nsAReadableString & aCommand, PRBool *aResult) { NS_ENSURE_ARG_POINTER(aResult); return mCommandManager->SupportsCommand(aCommand, mCommandRefCon, aResult); } NS_IMETHODIMP nsEditorController::DoCommand(const nsAReadableString & aCommand) { return mCommandManager->DoCommand(aCommand, mCommandRefCon); } NS_IMETHODIMP nsEditorController::OnEvent(const nsAReadableString & aEventName) { return NS_OK; } PRBool nsEditorController::IsEnabled() { return PR_TRUE; // XXX: need to implement this /* PRUint32 flags=0; NS_ENSURE_SUCCESS(mEditor->GetFlags(&flags), NS_ERROR_FAILURE); check eEditorReadonlyBit and eEditorDisabledBit */ } nsWeakPtr nsEditorController::sEditorCommandManager = NULL; // static nsresult nsEditorController::GetEditorCommandManager(nsIControllerCommandManager* *outCommandManager) { NS_ENSURE_ARG_POINTER(outCommandManager); nsCOMPtr cmdManager = do_QueryReferent(sEditorCommandManager); if (!cmdManager) { nsresult rv; cmdManager = do_CreateInstance("@mozilla.org/content/controller-command-manager;1", &rv); if (NS_FAILED(rv)) return rv; // register the commands. This just happens once per instance rv = nsEditorController::RegisterEditorCommands(cmdManager); if (NS_FAILED(rv)) return rv; // save the singleton in our static weak reference sEditorCommandManager = getter_AddRefs(NS_GetWeakReference(cmdManager, &rv)); if (NS_FAILED(rv)) return rv; } NS_ADDREF(*outCommandManager = cmdManager); return NS_OK; }