gecko-dev/toolkit/xre/nsEmbedFunctions.cpp

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5.3 KiB
C++

/* ***** 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 libXUL embedding.
*
* The Initial Developer of the Original Code is
* Benjamin Smedberg <benjamin@smedbergs.us>
*
* Portions created by the Initial Developer are Copyright (C) 2005
* the Mozilla Foundation. 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 "nsXULAppAPI.h"
#include <stdlib.h>
#include "nsIAppStartupNotifier.h"
#include "nsIDirectoryService.h"
#include "nsIEventQueueService.h"
#include "nsILocalFile.h"
#include "nsIToolkitChromeRegistry.h"
#include "nsAppDirectoryServiceDefs.h"
#include "nsAppRunner.h"
#include "nsDirectoryServiceDefs.h"
#include "nsStaticComponents.h"
#include "nsString.h"
#include "nsXREDirProvider.h"
#include "nsIToolkitProfile.h"
void
XRE_GetStaticComponents(nsStaticModuleInfo const **aStaticComponents,
PRUint32 *aComponentCount)
{
*aStaticComponents = kPStaticModules;
*aComponentCount = kStaticModuleCount;
}
nsresult
XRE_LockProfileDirectory(nsILocalFile* aDirectory,
nsISupports* *aLockObject)
{
nsCOMPtr<nsIProfileLock> lock;
nsresult rv = NS_LockProfilePath(aDirectory, nsnull, nsnull,
getter_AddRefs(lock));
if (NS_SUCCEEDED(rv))
NS_ADDREF(*aLockObject = lock);
return rv;
}
static nsStaticModuleInfo *sCombined;
static PRInt32 sInitCounter;
nsresult
XRE_InitEmbedding(nsILocalFile *aLibXULDirectory,
nsILocalFile *aAppDirectory,
nsIDirectoryServiceProvider *aAppDirProvider,
nsStaticModuleInfo const *aStaticComponents,
PRUint32 aStaticComponentCount)
{
// Initialize some globals to make nsXREDirProvider happy
static char* kNullCommandLine[] = { nsnull };
gArgv = kNullCommandLine;
gArgc = 0;
NS_ENSURE_ARG(aLibXULDirectory);
if (++sInitCounter > 1) // XXXbsmedberg is this really the right solution?
return NS_OK;
if (!aAppDirectory)
aAppDirectory = aLibXULDirectory;
nsresult rv;
new nsXREDirProvider; // This sets gDirServiceProvider
if (!gDirServiceProvider)
return NS_ERROR_OUT_OF_MEMORY;
rv = gDirServiceProvider->Initialize(aAppDirectory, aLibXULDirectory,
aAppDirProvider);
if (NS_FAILED(rv))
return rv;
// Combine the toolkit static components and the app components.
PRUint32 combinedCount = kStaticModuleCount + aStaticComponentCount;
sCombined = new nsStaticModuleInfo[combinedCount];
if (!sCombined)
return NS_ERROR_OUT_OF_MEMORY;
memcpy(sCombined, kPStaticModules,
sizeof(nsStaticModuleInfo) * kStaticModuleCount);
memcpy(sCombined + kStaticModuleCount, aStaticComponents,
sizeof(nsStaticModuleInfo) * aStaticComponentCount);
rv = NS_InitXPCOM3(nsnull, aAppDirectory, gDirServiceProvider,
sCombined, combinedCount);
if (NS_FAILED(rv))
return rv;
// We do not need to autoregister components here. The CheckUpdateFile()
// bits in NS_InitXPCOM3 check for an .autoreg file. If the app wants
// to autoregister every time (for instance, if it's debug), it can do
// so after we return from this function.
nsCOMPtr<nsIEventQueueService> eventQService
(do_GetService(NS_EVENTQUEUESERVICE_CONTRACTID, &rv));
if (NS_FAILED(rv))
return rv;
rv = eventQService->CreateThreadEventQueue();
if (NS_FAILED(rv))
return rv;
nsCOMPtr<nsIObserver> startupNotifier
(do_CreateInstance(NS_APPSTARTUPNOTIFIER_CONTRACTID));
if (!startupNotifier)
return NS_ERROR_FAILURE;
startupNotifier->Observe(nsnull, APPSTARTUP_TOPIC, nsnull);
return NS_OK;
}
void
XRE_NotifyProfile()
{
NS_ASSERTION(gDirServiceProvider, "XRE_InitEmbedding was not called!");
gDirServiceProvider->DoStartup();
}
void
XRE_TermEmbedding()
{
if (--sInitCounter != 0)
return;
NS_ASSERTION(gDirServiceProvider,
"XRE_TermEmbedding without XRE_InitEmbedding");
gDirServiceProvider->DoShutdown();
NS_ShutdownXPCOM(nsnull);
delete [] sCombined;
delete gDirServiceProvider;
}