/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla 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/MPL/ * * 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 the Initial Developer are Copyright (C) 2002 * the Initial Developer. All Rights Reserved. * * Contributor(s): * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ #include "nsString.h" #include "nsIComponentManager.h" #include "nsBaseCommandController.h" #include "nsHashtable.h" #include "nsString.h" #include "nsWeakPtr.h" NS_IMPL_ADDREF(nsBaseCommandController) NS_IMPL_RELEASE(nsBaseCommandController) NS_INTERFACE_MAP_BEGIN(nsBaseCommandController) NS_INTERFACE_MAP_ENTRY(nsIController) NS_INTERFACE_MAP_ENTRY(nsICommandController) NS_INTERFACE_MAP_ENTRY(nsIControllerContext) NS_INTERFACE_MAP_ENTRY(nsIInterfaceRequestor) NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIControllerContext) NS_INTERFACE_MAP_END nsBaseCommandController::nsBaseCommandController() : mCommandContextRawPtr(nsnull) { } nsBaseCommandController::~nsBaseCommandController() { } NS_IMETHODIMP nsBaseCommandController::Init(nsIControllerCommandTable *aCommandTable) { nsresult rv = NS_OK; if (aCommandTable) mCommandTable = aCommandTable; // owning addref else mCommandTable = do_CreateInstance(NS_CONTROLLERCOMMANDTABLE_CONTRACTID, &rv); return rv; } NS_IMETHODIMP nsBaseCommandController::SetCommandContext(nsISupports *aCommandContext) { mCommandContextWeakPtr = nsnull; mCommandContextRawPtr = nsnull; if (aCommandContext) { nsCOMPtr weak = do_QueryInterface(aCommandContext); if (weak) { nsresult rv = weak->GetWeakReference(getter_AddRefs(mCommandContextWeakPtr)); NS_ENSURE_SUCCESS(rv, rv); } else { mCommandContextRawPtr = aCommandContext; } } return NS_OK; } NS_IMETHODIMP nsBaseCommandController::GetInterface(const nsIID & aIID, void * *result) { NS_ENSURE_ARG_POINTER(result); if (NS_SUCCEEDED(QueryInterface(aIID, result))) return NS_OK; if (aIID.Equals(NS_GET_IID(nsIControllerCommandTable))) { if (mCommandTable) return mCommandTable->QueryInterface(aIID, result); return NS_ERROR_NOT_INITIALIZED; } return NS_NOINTERFACE; } /* ======================================================================= * nsIController * ======================================================================= */ NS_IMETHODIMP nsBaseCommandController::IsCommandEnabled(const char *aCommand, PRBool *aResult) { NS_ENSURE_ARG_POINTER(aCommand); NS_ENSURE_ARG_POINTER(aResult); NS_ENSURE_STATE(mCommandTable); nsISupports* context = mCommandContextRawPtr; nsCOMPtr weak; if (!context) { weak = do_QueryReferent(mCommandContextWeakPtr); context = weak; } return mCommandTable->IsCommandEnabled(aCommand, context, aResult); } NS_IMETHODIMP nsBaseCommandController::SupportsCommand(const char *aCommand, PRBool *aResult) { NS_ENSURE_ARG_POINTER(aCommand); NS_ENSURE_ARG_POINTER(aResult); NS_ENSURE_STATE(mCommandTable); nsISupports* context = mCommandContextRawPtr; nsCOMPtr weak; if (!context) { weak = do_QueryReferent(mCommandContextWeakPtr); context = weak; } return mCommandTable->SupportsCommand(aCommand, context, aResult); } NS_IMETHODIMP nsBaseCommandController::DoCommand(const char *aCommand) { NS_ENSURE_ARG_POINTER(aCommand); NS_ENSURE_STATE(mCommandTable); nsISupports* context = mCommandContextRawPtr; nsCOMPtr weak; if (!context) { weak = do_QueryReferent(mCommandContextWeakPtr); context = weak; } return mCommandTable->DoCommand(aCommand, context); } NS_IMETHODIMP nsBaseCommandController::DoCommandWithParams(const char *aCommand, nsICommandParams *aParams) { NS_ENSURE_ARG_POINTER(aCommand); NS_ENSURE_STATE(mCommandTable); nsISupports* context = mCommandContextRawPtr; nsCOMPtr weak; if (!context) { weak = do_QueryReferent(mCommandContextWeakPtr); context = weak; } return mCommandTable->DoCommandParams(aCommand, aParams, context); } NS_IMETHODIMP nsBaseCommandController::GetCommandStateWithParams(const char *aCommand, nsICommandParams *aParams) { NS_ENSURE_ARG_POINTER(aCommand); NS_ENSURE_STATE(mCommandTable); nsISupports* context = mCommandContextRawPtr; nsCOMPtr weak; if (!context) { weak = do_QueryReferent(mCommandContextWeakPtr); context = weak; } return mCommandTable->GetCommandState(aCommand, aParams, context); } NS_IMETHODIMP nsBaseCommandController::OnEvent(const char * aEventName) { NS_ENSURE_ARG_POINTER(aEventName); return NS_OK; }