gecko-dev/chimera/nsCocoaBrowserService.mm

275 строки
8.9 KiB
Plaintext

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* 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.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* 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 NPL, 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 NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#import "NSString+Utils.h"
#import "nsCocoaBrowserService.h"
#import "DownloadFactories.h"
#import "CHBrowserView.h"
#include "nsIWindowWatcher.h"
#include "nsIWebBrowserChrome.h"
#include "nsCRT.h"
#include "nsString.h"
#include "nsIGenericFactory.h"
#include "nsIComponentRegistrar.h"
#include "nsEmbedAPI.h"
#include "nsIDownload.h"
#include "nsIExternalHelperAppService.h"
nsAlertController* nsCocoaBrowserService::sController = nsnull;
nsCocoaBrowserService* nsCocoaBrowserService::sSingleton = nsnull;
PRUint32 nsCocoaBrowserService::sNumBrowsers = 0;
PRBool nsCocoaBrowserService::sCanTerminate = PR_FALSE;
// This method should return a nsModuleComponentInfo array of
// application-provided XPCOM components to register. The implementation
// is in AppComponents.mm.
extern const nsModuleComponentInfo* GetAppModuleComponentInfo(int* outNumComponents);
// nsCocoaBrowserService implementation
nsCocoaBrowserService::nsCocoaBrowserService()
{
NS_INIT_ISUPPORTS();
}
nsCocoaBrowserService::~nsCocoaBrowserService()
{
}
NS_IMPL_ISUPPORTS3(nsCocoaBrowserService,
nsIWindowCreator,
nsIFactory,
nsIHelperAppLauncherDialog)
/* static */
nsresult
nsCocoaBrowserService::InitEmbedding()
{
sNumBrowsers++;
if (sSingleton)
return NS_OK;
sSingleton = new nsCocoaBrowserService();
if (!sSingleton)
return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(sSingleton);
nsCOMPtr<nsIComponentRegistrar> cr;
NS_GetComponentRegistrar(getter_AddRefs(cr));
if ( !cr )
return NS_ERROR_FAILURE;
// Register as the window creator
nsCOMPtr<nsIWindowWatcher> watcher(do_GetService("@mozilla.org/embedcomp/window-watcher;1"));
if (!watcher)
return NS_ERROR_FAILURE;
watcher->SetWindowCreator(sSingleton);
// Register application-provided Gecko components. This includes our security dialog implementation.
int numComponents;
const nsModuleComponentInfo* componentInfo = GetAppModuleComponentInfo(&numComponents);
nsresult rv;
for (int i = 0; i < numComponents; ++i) {
nsCOMPtr<nsIGenericFactory> componentFactory;
rv = NS_NewGenericFactory(getter_AddRefs(componentFactory), &(componentInfo[i]));
if (NS_FAILED(rv)) {
NS_ASSERTION(PR_FALSE, "Unable to create factory for component");
continue;
}
rv = cr->RegisterFactory(componentInfo[i].mCID,
componentInfo[i].mDescription,
componentInfo[i].mContractID,
componentFactory);
NS_ASSERTION(NS_SUCCEEDED(rv), "Unable to register factory for component");
}
// replace the external helper app dialog with our own
#define NS_HELPERAPPLAUNCHERDIALOG_CID \
{0xf68578eb, 0x6ec2, 0x4169, {0xae, 0x19, 0x8c, 0x62, 0x43, 0xf0, 0xab, 0xe1}}
static NS_DEFINE_CID(kHelperDlgCID, NS_HELPERAPPLAUNCHERDIALOG_CID);
rv = cr->RegisterFactory(kHelperDlgCID, NS_IHELPERAPPLAUNCHERDLG_CLASSNAME, NS_IHELPERAPPLAUNCHERDLG_CONTRACTID,
sSingleton);
// replace the downloader with our own which does not rely on the xpfe downlaod manager
nsCOMPtr<nsIFactory> downloadFactory;
rv = NewDownloadListenerFactory(getter_AddRefs(downloadFactory));
if (NS_FAILED(rv)) return rv;
static NS_DEFINE_CID(kDownloadCID, NS_DOWNLOAD_CID);
rv = cr->RegisterFactory(kDownloadCID, "Download", NS_DOWNLOAD_CONTRACTID, downloadFactory);
return rv;
}
/* static */
void
nsCocoaBrowserService::BrowserClosed()
{
sNumBrowsers--;
if (sCanTerminate && sNumBrowsers == 0) {
// The app is terminating *and* our count dropped to 0.
NS_IF_RELEASE(sSingleton);
NS_TermEmbedding();
#if DEBUG
NSLog(@"Shutting down embedding!");
#endif
}
}
/* static */
void
nsCocoaBrowserService::TermEmbedding()
{
sCanTerminate = PR_TRUE;
if (sNumBrowsers == 0) {
NS_IF_RELEASE(sSingleton);
NS_TermEmbedding();
#if DEBUG
NSLog(@"Shutting down embedding.");
#endif
}
else {
#if DEBUG
NSLog(@"Cannot yet shut down embedding.");
#endif
// Otherwise we cannot yet terminate. We have to let the death of the browser windows
// induce termination.
}
}
#define NS_ALERT_NIB_NAME "alert"
nsAlertController*
nsCocoaBrowserService::GetAlertController()
{
if (!sController) {
NSBundle* bundle = [NSBundle bundleForClass:[CHBrowserView class]];
[bundle loadNibFile:@NS_ALERT_NIB_NAME externalNameTable:nsnull withZone:[NSApp zone]];
}
return sController;
}
void
nsCocoaBrowserService::SetAlertController(nsAlertController* aController)
{
// XXX When should the controller be released?
sController = aController;
[sController retain];
}
// nsIFactory implementation
NS_IMETHODIMP
nsCocoaBrowserService::CreateInstance(nsISupports *aOuter,
const nsIID & aIID,
void **aResult)
{
NS_ENSURE_ARG_POINTER(aResult);
/*
if (aIID.Equals(NS_GET_IID(nsIHelperAppLauncherDialog)))
{
}
*/
return sSingleton->QueryInterface(aIID, aResult);
}
NS_IMETHODIMP
nsCocoaBrowserService::LockFactory(PRBool lock)
{
return NS_OK;
}
// Implementation of nsIWindowCreator
/* nsIWebBrowserChrome createChromeWindow (in nsIWebBrowserChrome parent, in PRUint32 chromeFlags); */
NS_IMETHODIMP
nsCocoaBrowserService::CreateChromeWindow(nsIWebBrowserChrome *parent,
PRUint32 chromeFlags,
nsIWebBrowserChrome **_retval)
{
if (!parent) {
#if DEBUG
NSLog(@"Attempt to create a new browser window with a null parent. Should not happen in Chimera.");
#endif
return NS_ERROR_FAILURE;
}
nsCOMPtr<nsIWindowCreator> browserChrome(do_QueryInterface(parent));
return browserChrome->CreateChromeWindow(parent, chromeFlags, _retval);
}
// void show( in nsIHelperAppLauncher aLauncher, in nsISupports aContext );
NS_IMETHODIMP
nsCocoaBrowserService::Show(nsIHelperAppLauncher* inLauncher, nsISupports* inContext)
{
return inLauncher->SaveToDisk(nsnull, PR_FALSE);
}
NS_IMETHODIMP
nsCocoaBrowserService::PromptForSaveToFile(nsISupports *aWindowContext, const PRUnichar *aDefaultFile, const PRUnichar *aSuggestedFileExtension, nsILocalFile **_retval)
{
NSString* filename = [NSString stringWithPRUnichars:aDefaultFile];
NSSavePanel *thePanel = [NSSavePanel savePanel];
// Note: although the docs for NSSavePanel specifically state "path and filename can be empty strings, but
// cannot be nil" if you want the last used directory to persist between calls to display the save panel
// use nil for the path given to runModalForDirectory
int runResult = [thePanel runModalForDirectory: nil file:filename];
if (runResult == NSOKButton) {
// NSLog(@"Saving to %@", [thePanel filename]);
NSString *theName = [thePanel filename];
return NS_NewNativeLocalFile(nsDependentCString([theName fileSystemRepresentation]), PR_FALSE, _retval);
}
return NS_ERROR_FAILURE;
}
/* void showProgressDialog (in nsIHelperAppLauncher aLauncher, in nsISupports aContext); */
NS_IMETHODIMP
nsCocoaBrowserService::ShowProgressDialog(nsIHelperAppLauncher *aLauncher, nsISupports *aContext)
{
NSLog(@"nsCocoaBrowserService::ShowProgressDialog");
return NS_OK;
}