зеркало из https://github.com/mozilla/gecko-dev.git
133 строки
3.5 KiB
C++
133 строки
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://wwwt.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1999 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "nsHTMLEditFactory.h"
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#include "nsIHTMLEditor.h"
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#include "nsHTMLEditor.h"
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#include "nsEditor.h"
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#include "nsEditorCID.h"
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#include "nsIComponentManager.h"
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static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
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static NS_DEFINE_IID(kIFactoryIID, NS_IFACTORY_IID);
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static NS_DEFINE_IID(kIHTMLEditorIID, NS_IHTMLEDITOR_IID);
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static NS_DEFINE_IID(kHTMLEditorCID, NS_HTMLEDITOR_CID);
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static NS_DEFINE_IID(kIHTMLEditFactoryIID, NS_IHTMLEDITORFACTORY_IID);
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nsresult
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GetHTMLEditFactory(nsIFactory **aFactory, const nsCID & aClass)
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{
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static nsCOMPtr<nsIFactory> g_pNSIFactory;
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PR_EnterMonitor(getEditorMonitor());
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nsresult result = NS_ERROR_FAILURE;
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if (!g_pNSIFactory)
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{
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nsHTMLEditFactory *factory = new nsHTMLEditFactory(aClass);
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g_pNSIFactory = do_QueryInterface(factory);
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if (factory)
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result = NS_OK;
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}
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result = g_pNSIFactory->QueryInterface(kIFactoryIID, (void **)aFactory);
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PR_ExitMonitor(getEditorMonitor());
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return result;
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}
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////////////////////////////////////////////////////////////////////////////
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// from nsISupports
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NS_IMETHODIMP
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nsHTMLEditFactory::QueryInterface(const nsIID& aIID, void** aInstancePtr)
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{
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if (nsnull == aInstancePtr) {
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NS_NOTREACHED("!nsEditor");
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return NS_ERROR_NULL_POINTER;
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}
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if (aIID.Equals(kIFactoryIID) ||
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aIID.Equals(kISupportsIID)) {
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*aInstancePtr = (void*) this;
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AddRef();
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return NS_OK;
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}
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return NS_NOINTERFACE;
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}
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NS_IMPL_ADDREF(nsHTMLEditFactory)
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NS_IMPL_RELEASE(nsHTMLEditFactory)
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////////////////////////////////////////////////////////////////////////////
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// from nsIFactory:
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NS_IMETHODIMP
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nsHTMLEditFactory::CreateInstance(nsISupports *aOuter, REFNSIID aIID, void **aResult)
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{
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*aResult = nsnull;
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nsISupports *obj = nsnull;
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if (!aResult)
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return NS_ERROR_NULL_POINTER;
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if (aOuter && !aIID.Equals(kISupportsIID))
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return NS_NOINTERFACE; // XXX right error?
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if (mCID.Equals(kHTMLEditorCID))
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{
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//Need to cast to interface first to avoid "ambiguous conversion..." error
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// because of multiple nsISupports in the class hierarchy
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obj = (nsISupports *)(nsIHTMLEditor*)new nsHTMLEditor();
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}
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//more class ids to support. here
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if (obj && NS_FAILED(obj->QueryInterface(aIID, (void**)aResult)) )
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{
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delete obj;
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return NS_NOINTERFACE;
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsHTMLEditFactory::LockFactory(PRBool aLock)
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{
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return NS_OK;
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}
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////////////////////////////////////////////////////////////////////////////
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nsHTMLEditFactory::nsHTMLEditFactory(const nsCID &aClass)
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:mCID(aClass)
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{
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NS_INIT_REFCNT();
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}
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nsHTMLEditFactory::~nsHTMLEditFactory()
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{
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//nsComponentManager::UnregisterFactory(mCID, (nsIFactory *)this); //we are out of ref counts anyway
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}
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