gecko-dev/chimera/DownloadFactories.mm

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/* ***** 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 Chimera 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):
* Simon Fraser <sfraser@netscape.com>
*
* 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 ***** */
// This file contains implementations of factories for various
// downloading-related interfaces.
#import "DownloadProgressDisplay.h"
#import "ProgressDlgController.h"
#include "nsCOMPtr.h"
#include "nsIFactory.h"
#include "nsDownloadListener.h"
#include "DownloadFactories.h"
// factory for nsIDownload objects
// XXX replace with generic factory stuff
class DownloadListenerFactory : public nsIFactory
{
public:
DownloadListenerFactory();
virtual ~DownloadListenerFactory();
NS_DECL_ISUPPORTS
NS_DECL_NSIFACTORY
protected:
DownloadControllerFactory* mControllerFactory; // factory which creates the Cocoa window controller
};
DownloadListenerFactory::DownloadListenerFactory()
: mControllerFactory(nil)
{
NS_INIT_ISUPPORTS();
mControllerFactory = [[ChimeraDownloadControllerFactory alloc] init];
}
DownloadListenerFactory::~DownloadListenerFactory()
{
[mControllerFactory release];
}
NS_IMPL_ISUPPORTS1(DownloadListenerFactory, nsIFactory);
/* void createInstance (in nsISupports aOuter, in nsIIDRef iid, [iid_is (iid), retval] out nsQIResult result); */
NS_IMETHODIMP
DownloadListenerFactory::CreateInstance(nsISupports *aOuter, const nsIID& aIID, void* *aResult)
{
nsresult rv;
if (aIID.Equals(NS_GET_IID(nsIDownload)))
{
nsDownloadListener* downloadListener = new nsDownloadListener(mControllerFactory);
if (!downloadListener) return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(downloadListener);
rv = downloadListener->QueryInterface(aIID, aResult);
NS_RELEASE(downloadListener);
return rv;
}
return NS_ERROR_NO_INTERFACE;
}
/* void lockFactory (in PRBool lock); */
NS_IMETHODIMP
DownloadListenerFactory::LockFactory(PRBool lock)
{
return NS_OK;
}
#pragma mark -
nsresult NewDownloadListenerFactory(nsIFactory* *outFactory)
{
DownloadListenerFactory* newFactory = new DownloadListenerFactory();
if (!newFactory) return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(newFactory);
nsresult rv = newFactory->QueryInterface(NS_GET_IID(nsIFactory), (void **)outFactory);
NS_RELEASE(newFactory);
return rv;
}