mirror of
https://github.com/mozilla/gecko-dev.git
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41cc2c03eb
The return argument was initialized to null in all of these, so it should not change the behavior.
997 lines
29 KiB
C++
997 lines
29 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsIAppShellService.h"
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#include "nsIComponentManager.h"
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#include "nsIURL.h"
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#include "nsNetUtil.h"
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#include "nsIServiceManager.h"
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#include "nsIObserverService.h"
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#include "nsIObserver.h"
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#include "nsIXPConnect.h"
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#include "nsIXULRuntime.h"
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#include "nsIWindowMediator.h"
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#include "nsIWindowWatcher.h"
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#include "nsPIWindowWatcher.h"
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#include "nsIDOMWindow.h"
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#include "nsPIDOMWindow.h"
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#include "nsWebShellWindow.h"
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#include "prprf.h"
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#include "nsWidgetInitData.h"
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#include "nsWidgetsCID.h"
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#include "nsIWidget.h"
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#include "nsIRequestObserver.h"
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#include "nsIEmbeddingSiteWindow.h"
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#include "nsAppShellService.h"
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#include "nsContentUtils.h"
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#include "nsThreadUtils.h"
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#include "nsISupportsPrimitives.h"
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#include "nsIChromeRegistry.h"
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#include "nsILoadContext.h"
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#include "nsIWebNavigation.h"
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#include "nsIWindowlessBrowser.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/Preferences.h"
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#include "mozilla/Services.h"
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#include "mozilla/StartupTimeline.h"
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#include "nsEmbedCID.h"
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#include "nsIWebBrowser.h"
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#include "nsIDocShell.h"
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#ifdef MOZ_INSTRUMENT_EVENT_LOOP
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#include "EventTracer.h"
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#endif
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using namespace mozilla;
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// Default URL for the hidden window, can be overridden by a pref on Mac
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#define DEFAULT_HIDDENWINDOW_URL "resource://gre-resources/hiddenWindow.html"
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class nsIAppShell;
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nsAppShellService::nsAppShellService() :
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mXPCOMWillShutDown(false),
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mXPCOMShuttingDown(false),
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mModalWindowCount(0),
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mApplicationProvidedHiddenWindow(false),
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mScreenId(0)
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{
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nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
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if (obs) {
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obs->AddObserver(this, "xpcom-will-shutdown", false);
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obs->AddObserver(this, "xpcom-shutdown", false);
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}
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}
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nsAppShellService::~nsAppShellService()
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{
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}
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/*
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* Implement the nsISupports methods...
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*/
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NS_IMPL_ISUPPORTS(nsAppShellService,
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nsIAppShellService,
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nsIObserver)
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NS_IMETHODIMP
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nsAppShellService::CreateHiddenWindow()
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{
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return CreateHiddenWindowHelper(false);
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}
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NS_IMETHODIMP
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nsAppShellService::SetScreenId(uint32_t aScreenId)
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{
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mScreenId = aScreenId;
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return NS_OK;
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}
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void
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nsAppShellService::EnsurePrivateHiddenWindow()
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{
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if (!mHiddenPrivateWindow) {
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CreateHiddenWindowHelper(true);
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}
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}
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nsresult
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nsAppShellService::CreateHiddenWindowHelper(bool aIsPrivate)
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{
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nsresult rv;
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int32_t initialHeight = 100, initialWidth = 100;
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#ifdef XP_MACOSX
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uint32_t chromeMask = 0;
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nsAdoptingCString prefVal =
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Preferences::GetCString("browser.hiddenWindowChromeURL");
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const char* hiddenWindowURL = prefVal.get() ? prefVal.get() : DEFAULT_HIDDENWINDOW_URL;
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if (aIsPrivate) {
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hiddenWindowURL = DEFAULT_HIDDENWINDOW_URL;
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} else {
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mApplicationProvidedHiddenWindow = prefVal.get() ? true : false;
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}
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#else
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static const char hiddenWindowURL[] = DEFAULT_HIDDENWINDOW_URL;
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uint32_t chromeMask = nsIWebBrowserChrome::CHROME_ALL;
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#endif
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nsCOMPtr<nsIURI> url;
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rv = NS_NewURI(getter_AddRefs(url), hiddenWindowURL);
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NS_ENSURE_SUCCESS(rv, rv);
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RefPtr<nsWebShellWindow> newWindow;
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if (!aIsPrivate) {
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rv = JustCreateTopWindow(nullptr, url,
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chromeMask, initialWidth, initialHeight,
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true, nullptr, getter_AddRefs(newWindow));
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NS_ENSURE_SUCCESS(rv, rv);
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mHiddenWindow.swap(newWindow);
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} else {
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// Create the hidden private window
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chromeMask |= nsIWebBrowserChrome::CHROME_PRIVATE_WINDOW;
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rv = JustCreateTopWindow(nullptr, url,
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chromeMask, initialWidth, initialHeight,
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true, nullptr, getter_AddRefs(newWindow));
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NS_ENSURE_SUCCESS(rv, rv);
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nsCOMPtr<nsIDocShell> docShell;
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newWindow->GetDocShell(getter_AddRefs(docShell));
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if (docShell) {
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docShell->SetAffectPrivateSessionLifetime(false);
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}
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mHiddenPrivateWindow.swap(newWindow);
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}
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// RegisterTopLevelWindow(newWindow); -- Mac only
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return NS_OK;
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}
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NS_IMETHODIMP
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nsAppShellService::DestroyHiddenWindow()
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{
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if (mHiddenWindow) {
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mHiddenWindow->Destroy();
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mHiddenWindow = nullptr;
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}
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if (mHiddenPrivateWindow) {
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mHiddenPrivateWindow->Destroy();
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mHiddenPrivateWindow = nullptr;
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}
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return NS_OK;
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}
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/*
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* Create a new top level window and display the given URL within it...
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*/
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NS_IMETHODIMP
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nsAppShellService::CreateTopLevelWindow(nsIXULWindow *aParent,
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nsIURI *aUrl,
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uint32_t aChromeMask,
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int32_t aInitialWidth,
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int32_t aInitialHeight,
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nsITabParent *aOpeningTab,
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nsIXULWindow **aResult)
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{
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nsresult rv;
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StartupTimeline::RecordOnce(StartupTimeline::CREATE_TOP_LEVEL_WINDOW);
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nsWebShellWindow *newWindow = nullptr;
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rv = JustCreateTopWindow(aParent, aUrl,
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aChromeMask, aInitialWidth, aInitialHeight,
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false, aOpeningTab, &newWindow); // addrefs
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*aResult = newWindow; // transfer ref
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if (NS_SUCCEEDED(rv)) {
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// the addref resulting from this is the owning addref for this window
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RegisterTopLevelWindow(*aResult);
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nsCOMPtr<nsIXULWindow> parent;
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if (aChromeMask & nsIWebBrowserChrome::CHROME_DEPENDENT)
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parent = aParent;
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(*aResult)->SetZLevel(CalculateWindowZLevel(parent, aChromeMask));
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}
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return rv;
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}
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/*
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* This class provides a stub implementation of nsIWebBrowserChrome2, as needed
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* by nsAppShellService::CreateWindowlessBrowser
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*/
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class WebBrowserChrome2Stub : public nsIWebBrowserChrome2,
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public nsIEmbeddingSiteWindow,
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public nsIInterfaceRequestor,
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public nsSupportsWeakReference {
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protected:
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virtual ~WebBrowserChrome2Stub() {}
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIWEBBROWSERCHROME
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NS_DECL_NSIWEBBROWSERCHROME2
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NS_DECL_NSIINTERFACEREQUESTOR
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NS_DECL_NSIEMBEDDINGSITEWINDOW
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};
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NS_INTERFACE_MAP_BEGIN(WebBrowserChrome2Stub)
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NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIWebBrowserChrome)
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NS_INTERFACE_MAP_ENTRY(nsIWebBrowserChrome)
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NS_INTERFACE_MAP_ENTRY(nsIWebBrowserChrome2)
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NS_INTERFACE_MAP_ENTRY(nsIInterfaceRequestor)
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NS_INTERFACE_MAP_ENTRY(nsISupportsWeakReference)
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NS_INTERFACE_MAP_ENTRY(nsIEmbeddingSiteWindow)
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NS_INTERFACE_MAP_END
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NS_IMPL_ADDREF(WebBrowserChrome2Stub)
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NS_IMPL_RELEASE(WebBrowserChrome2Stub)
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NS_IMETHODIMP
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WebBrowserChrome2Stub::SetStatus(uint32_t aStatusType, const char16_t* aStatus)
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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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WebBrowserChrome2Stub::GetWebBrowser(nsIWebBrowser** aWebBrowser)
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{
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NS_NOTREACHED("WebBrowserChrome2Stub::GetWebBrowser is not supported");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::SetWebBrowser(nsIWebBrowser* aWebBrowser)
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{
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NS_NOTREACHED("WebBrowserChrome2Stub::SetWebBrowser is not supported");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::GetChromeFlags(uint32_t* aChromeFlags)
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{
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*aChromeFlags = 0;
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return NS_OK;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::SetChromeFlags(uint32_t aChromeFlags)
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{
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NS_NOTREACHED("WebBrowserChrome2Stub::SetChromeFlags is not supported");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::DestroyBrowserWindow()
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{
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NS_NOTREACHED("WebBrowserChrome2Stub::DestroyBrowserWindow is not supported");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::SizeBrowserTo(int32_t aCX, int32_t aCY)
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{
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NS_NOTREACHED("WebBrowserChrome2Stub::SizeBrowserTo is not supported");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::ShowAsModal()
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{
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NS_NOTREACHED("WebBrowserChrome2Stub::ShowAsModal is not supported");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::IsWindowModal(bool* aResult)
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{
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*aResult = false;
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return NS_OK;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::ExitModalEventLoop(nsresult aStatus)
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{
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NS_NOTREACHED("WebBrowserChrome2Stub::ExitModalEventLoop is not supported");
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::SetStatusWithContext(uint32_t aStatusType,
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const nsAString& aStatusText,
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nsISupports* aStatusContext)
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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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WebBrowserChrome2Stub::GetInterface(const nsIID& aIID, void** aSink)
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{
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return QueryInterface(aIID, aSink);
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}
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// nsIEmbeddingSiteWindow impl
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NS_IMETHODIMP
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WebBrowserChrome2Stub::GetDimensions(uint32_t flags, int32_t* x, int32_t* y, int32_t* cx, int32_t* cy)
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{
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if (x) {
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*x = 0;
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}
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if (y) {
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*y = 0;
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}
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if (cx) {
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*cx = 0;
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}
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if (cy) {
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*cy = 0;
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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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WebBrowserChrome2Stub::SetDimensions(uint32_t flags, int32_t x, int32_t y, int32_t cx, int32_t cy)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::SetFocus()
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::GetVisibility(bool* aVisibility)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::SetVisibility(bool aVisibility)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::GetTitle(char16_t** aTitle)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::SetTitle(const char16_t* aTitle)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::GetSiteWindow(void** aSiteWindow)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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WebBrowserChrome2Stub::Blur()
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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class BrowserDestroyer final : public Runnable
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{
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public:
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BrowserDestroyer(nsIWebBrowser *aBrowser, nsISupports *aContainer) :
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mBrowser(aBrowser),
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mContainer(aContainer)
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{
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}
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NS_IMETHOD
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Run() override
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{
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// Explicitly destroy the browser, in case this isn't the last reference.
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nsCOMPtr<nsIBaseWindow> window = do_QueryInterface(mBrowser);
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return window->Destroy();
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}
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protected:
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virtual ~BrowserDestroyer() {}
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private:
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nsCOMPtr<nsIWebBrowser> mBrowser;
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nsCOMPtr<nsISupports> mContainer;
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};
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// This is the "stub" we return from CreateWindowlessBrowser - it exists
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// to manage the lifetimes of the nsIWebBrowser and container window.
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// In particular, it keeps a strong reference to both, to prevent them from
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// being collected while this object remains alive, and ensures that they
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// aren't destroyed when it's not safe to run scripts.
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class WindowlessBrowser final : public nsIWindowlessBrowser,
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public nsIInterfaceRequestor
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{
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public:
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WindowlessBrowser(nsIWebBrowser *aBrowser, nsISupports *aContainer) :
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mBrowser(aBrowser),
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mContainer(aContainer),
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mClosed(false)
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{
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mWebNavigation = do_QueryInterface(aBrowser);
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mInterfaceRequestor = do_QueryInterface(aBrowser);
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}
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NS_DECL_ISUPPORTS
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NS_FORWARD_SAFE_NSIWEBNAVIGATION(mWebNavigation)
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NS_FORWARD_SAFE_NSIINTERFACEREQUESTOR(mInterfaceRequestor)
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NS_IMETHOD
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Close() override
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{
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NS_ENSURE_TRUE(!mClosed, NS_ERROR_UNEXPECTED);
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NS_ASSERTION(nsContentUtils::IsSafeToRunScript(),
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"WindowlessBrowser::Close called when not safe to run scripts");
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mClosed = true;
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mWebNavigation = nullptr;
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mInterfaceRequestor = nullptr;
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nsCOMPtr<nsIBaseWindow> window = do_QueryInterface(mBrowser);
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return window->Destroy();
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}
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protected:
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virtual ~WindowlessBrowser()
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{
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if (mClosed) {
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return;
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}
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NS_WARNING("Windowless browser was not closed prior to destruction");
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// The docshell destructor needs to dispatch events, and can only run
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// when it's safe to run scripts. If this was triggered by GC, it may
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// not always be safe to run scripts, in which cases we need to delay
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// destruction until it is.
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nsCOMPtr<nsIRunnable> runnable = new BrowserDestroyer(mBrowser, mContainer);
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nsContentUtils::AddScriptRunner(runnable);
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}
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private:
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nsCOMPtr<nsIWebBrowser> mBrowser;
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nsCOMPtr<nsIWebNavigation> mWebNavigation;
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nsCOMPtr<nsIInterfaceRequestor> mInterfaceRequestor;
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// we don't use the container but just hold a reference to it.
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nsCOMPtr<nsISupports> mContainer;
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bool mClosed;
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};
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NS_IMPL_ISUPPORTS(WindowlessBrowser, nsIWindowlessBrowser, nsIWebNavigation, nsIInterfaceRequestor)
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NS_IMETHODIMP
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nsAppShellService::CreateWindowlessBrowser(bool aIsChrome, nsIWindowlessBrowser **aResult)
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{
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/* First, we create an instance of nsWebBrowser. Instances of this class have
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* an associated doc shell, which is what we're interested in.
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*/
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nsCOMPtr<nsIWebBrowser> browser = do_CreateInstance(NS_WEBBROWSER_CONTRACTID);
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if (!browser) {
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NS_ERROR("Couldn't create instance of nsWebBrowser!");
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return NS_ERROR_FAILURE;
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}
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/* Next, we set the container window for our instance of nsWebBrowser. Since
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* we don't actually have a window, we instead set the container window to be
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* an instance of WebBrowserChrome2Stub, which provides a stub implementation
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* of nsIWebBrowserChrome2.
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*/
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RefPtr<WebBrowserChrome2Stub> stub = new WebBrowserChrome2Stub();
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browser->SetContainerWindow(stub);
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nsCOMPtr<nsIWebNavigation> navigation = do_QueryInterface(browser);
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nsCOMPtr<nsIDocShellTreeItem> item = do_QueryInterface(navigation);
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item->SetItemType(aIsChrome ? nsIDocShellTreeItem::typeChromeWrapper
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: nsIDocShellTreeItem::typeContentWrapper);
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/* A windowless web browser doesn't have an associated OS level window. To
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* accomplish this, we initialize the window associated with our instance of
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* nsWebBrowser with an instance of PuppetWidget, which provides a stub
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* implementation of nsIWidget.
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*/
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nsCOMPtr<nsIWidget> widget = nsIWidget::CreatePuppetWidget(nullptr);
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if (!widget) {
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NS_ERROR("Couldn't create instance of PuppetWidget");
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return NS_ERROR_FAILURE;
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}
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widget->Create(nullptr, 0, LayoutDeviceIntRect(0, 0, 0, 0), nullptr);
|
|
nsCOMPtr<nsIBaseWindow> window = do_QueryInterface(navigation);
|
|
window->InitWindow(0, widget, 0, 0, 0, 0);
|
|
window->Create();
|
|
|
|
nsISupports *isstub = NS_ISUPPORTS_CAST(nsIWebBrowserChrome2*, stub);
|
|
RefPtr<nsIWindowlessBrowser> result = new WindowlessBrowser(browser, isstub);
|
|
nsCOMPtr<nsIDocShell> docshell = do_GetInterface(result);
|
|
docshell->SetInvisible(true);
|
|
|
|
result.forget(aResult);
|
|
return NS_OK;
|
|
}
|
|
|
|
uint32_t
|
|
nsAppShellService::CalculateWindowZLevel(nsIXULWindow *aParent,
|
|
uint32_t aChromeMask)
|
|
{
|
|
uint32_t zLevel;
|
|
|
|
zLevel = nsIXULWindow::normalZ;
|
|
if (aChromeMask & nsIWebBrowserChrome::CHROME_WINDOW_RAISED)
|
|
zLevel = nsIXULWindow::raisedZ;
|
|
else if (aChromeMask & nsIWebBrowserChrome::CHROME_WINDOW_LOWERED)
|
|
zLevel = nsIXULWindow::loweredZ;
|
|
|
|
#ifdef XP_MACOSX
|
|
/* Platforms on which modal windows are always application-modal, not
|
|
window-modal (that's just the Mac, right?) want modal windows to
|
|
be stacked on top of everyone else.
|
|
|
|
On Mac OS X, bind modality to parent window instead of app (ala Mac OS 9)
|
|
*/
|
|
uint32_t modalDepMask = nsIWebBrowserChrome::CHROME_MODAL |
|
|
nsIWebBrowserChrome::CHROME_DEPENDENT;
|
|
if (aParent && (aChromeMask & modalDepMask)) {
|
|
aParent->GetZLevel(&zLevel);
|
|
}
|
|
#else
|
|
/* Platforms with native support for dependent windows (that's everyone
|
|
but pre-Mac OS X, right?) know how to stack dependent windows. On these
|
|
platforms, give the dependent window the same level as its parent,
|
|
so we won't try to override the normal platform behaviour. */
|
|
if ((aChromeMask & nsIWebBrowserChrome::CHROME_DEPENDENT) && aParent)
|
|
aParent->GetZLevel(&zLevel);
|
|
#endif
|
|
|
|
return zLevel;
|
|
}
|
|
|
|
#ifdef XP_WIN
|
|
/*
|
|
* Checks to see if any existing window is currently in fullscreen mode.
|
|
*/
|
|
static bool
|
|
CheckForFullscreenWindow()
|
|
{
|
|
nsCOMPtr<nsIWindowMediator> wm(do_GetService(NS_WINDOWMEDIATOR_CONTRACTID));
|
|
if (!wm)
|
|
return false;
|
|
|
|
nsCOMPtr<nsISimpleEnumerator> windowList;
|
|
wm->GetXULWindowEnumerator(nullptr, getter_AddRefs(windowList));
|
|
if (!windowList)
|
|
return false;
|
|
|
|
for (;;) {
|
|
bool more = false;
|
|
windowList->HasMoreElements(&more);
|
|
if (!more)
|
|
return false;
|
|
|
|
nsCOMPtr<nsISupports> supportsWindow;
|
|
windowList->GetNext(getter_AddRefs(supportsWindow));
|
|
nsCOMPtr<nsIBaseWindow> baseWin(do_QueryInterface(supportsWindow));
|
|
if (baseWin) {
|
|
nsCOMPtr<nsIWidget> widget;
|
|
baseWin->GetMainWidget(getter_AddRefs(widget));
|
|
if (widget && widget->SizeMode() == nsSizeMode_Fullscreen) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Just do the window-making part of CreateTopLevelWindow
|
|
*/
|
|
nsresult
|
|
nsAppShellService::JustCreateTopWindow(nsIXULWindow *aParent,
|
|
nsIURI *aUrl,
|
|
uint32_t aChromeMask,
|
|
int32_t aInitialWidth,
|
|
int32_t aInitialHeight,
|
|
bool aIsHiddenWindow,
|
|
nsITabParent *aOpeningTab,
|
|
nsWebShellWindow **aResult)
|
|
{
|
|
*aResult = nullptr;
|
|
NS_ENSURE_STATE(!mXPCOMWillShutDown);
|
|
|
|
nsCOMPtr<nsIXULWindow> parent;
|
|
if (aChromeMask & nsIWebBrowserChrome::CHROME_DEPENDENT)
|
|
parent = aParent;
|
|
|
|
RefPtr<nsWebShellWindow> window = new nsWebShellWindow(aChromeMask);
|
|
|
|
#ifdef XP_WIN
|
|
// If the parent is currently fullscreen, tell the child to ignore persisted
|
|
// full screen states. This way new browser windows open on top of fullscreen
|
|
// windows normally.
|
|
if (window && CheckForFullscreenWindow())
|
|
window->IgnoreXULSizeMode(true);
|
|
#endif
|
|
|
|
nsWidgetInitData widgetInitData;
|
|
|
|
if (aIsHiddenWindow)
|
|
widgetInitData.mWindowType = eWindowType_invisible;
|
|
else
|
|
widgetInitData.mWindowType = aChromeMask & nsIWebBrowserChrome::CHROME_OPENAS_DIALOG ?
|
|
eWindowType_dialog : eWindowType_toplevel;
|
|
|
|
if (aChromeMask & nsIWebBrowserChrome::CHROME_WINDOW_POPUP)
|
|
widgetInitData.mWindowType = eWindowType_popup;
|
|
|
|
if (aChromeMask & nsIWebBrowserChrome::CHROME_MAC_SUPPRESS_ANIMATION)
|
|
widgetInitData.mIsAnimationSuppressed = true;
|
|
|
|
#ifdef XP_MACOSX
|
|
// Mac OS X sheet support
|
|
// Adding CHROME_OPENAS_CHROME to sheetMask makes modal windows opened from
|
|
// nsGlobalWindow::ShowModalDialog() be dialogs (not sheets), while modal
|
|
// windows opened from nsPromptService::DoDialog() still are sheets. This
|
|
// fixes bmo bug 395465 (see nsCocoaWindow::StandardCreate() and
|
|
// nsCocoaWindow::SetModal()).
|
|
uint32_t sheetMask = nsIWebBrowserChrome::CHROME_OPENAS_DIALOG |
|
|
nsIWebBrowserChrome::CHROME_MODAL |
|
|
nsIWebBrowserChrome::CHROME_OPENAS_CHROME;
|
|
if (parent &&
|
|
(parent != mHiddenWindow && parent != mHiddenPrivateWindow) &&
|
|
((aChromeMask & sheetMask) == sheetMask)) {
|
|
widgetInitData.mWindowType = eWindowType_sheet;
|
|
}
|
|
#endif
|
|
|
|
#if defined(XP_WIN)
|
|
if (widgetInitData.mWindowType == eWindowType_toplevel ||
|
|
widgetInitData.mWindowType == eWindowType_dialog)
|
|
widgetInitData.clipChildren = true;
|
|
#endif
|
|
|
|
// note default chrome overrides other OS chrome settings, but
|
|
// not internal chrome
|
|
if (aChromeMask & nsIWebBrowserChrome::CHROME_DEFAULT)
|
|
widgetInitData.mBorderStyle = eBorderStyle_default;
|
|
else if ((aChromeMask & nsIWebBrowserChrome::CHROME_ALL) == nsIWebBrowserChrome::CHROME_ALL)
|
|
widgetInitData.mBorderStyle = eBorderStyle_all;
|
|
else {
|
|
widgetInitData.mBorderStyle = eBorderStyle_none; // assumes none == 0x00
|
|
if (aChromeMask & nsIWebBrowserChrome::CHROME_WINDOW_BORDERS)
|
|
widgetInitData.mBorderStyle = static_cast<enum nsBorderStyle>(widgetInitData.mBorderStyle | eBorderStyle_border);
|
|
if (aChromeMask & nsIWebBrowserChrome::CHROME_TITLEBAR)
|
|
widgetInitData.mBorderStyle = static_cast<enum nsBorderStyle>(widgetInitData.mBorderStyle | eBorderStyle_title);
|
|
if (aChromeMask & nsIWebBrowserChrome::CHROME_WINDOW_CLOSE)
|
|
widgetInitData.mBorderStyle = static_cast<enum nsBorderStyle>(widgetInitData.mBorderStyle | eBorderStyle_close);
|
|
if (aChromeMask & nsIWebBrowserChrome::CHROME_WINDOW_RESIZE) {
|
|
widgetInitData.mBorderStyle = static_cast<enum nsBorderStyle>(widgetInitData.mBorderStyle | eBorderStyle_resizeh);
|
|
// only resizable windows get the maximize button (but not dialogs)
|
|
if (!(aChromeMask & nsIWebBrowserChrome::CHROME_OPENAS_DIALOG))
|
|
widgetInitData.mBorderStyle = static_cast<enum nsBorderStyle>(widgetInitData.mBorderStyle | eBorderStyle_maximize);
|
|
}
|
|
// all windows (except dialogs) get minimize buttons and the system menu
|
|
if (!(aChromeMask & nsIWebBrowserChrome::CHROME_OPENAS_DIALOG))
|
|
widgetInitData.mBorderStyle = static_cast<enum nsBorderStyle>(widgetInitData.mBorderStyle | eBorderStyle_minimize | eBorderStyle_menu);
|
|
// but anyone can explicitly ask for a minimize button
|
|
if (aChromeMask & nsIWebBrowserChrome::CHROME_WINDOW_MIN) {
|
|
widgetInitData.mBorderStyle = static_cast<enum nsBorderStyle>(widgetInitData.mBorderStyle | eBorderStyle_minimize);
|
|
}
|
|
}
|
|
|
|
if (aInitialWidth == nsIAppShellService::SIZE_TO_CONTENT ||
|
|
aInitialHeight == nsIAppShellService::SIZE_TO_CONTENT) {
|
|
aInitialWidth = 1;
|
|
aInitialHeight = 1;
|
|
window->SetIntrinsicallySized(true);
|
|
}
|
|
|
|
bool center = aChromeMask & nsIWebBrowserChrome::CHROME_CENTER_SCREEN;
|
|
|
|
nsCOMPtr<nsIXULChromeRegistry> reg =
|
|
mozilla::services::GetXULChromeRegistryService();
|
|
if (reg) {
|
|
nsAutoCString package;
|
|
package.AssignLiteral("global");
|
|
bool isRTL = false;
|
|
reg->IsLocaleRTL(package, &isRTL);
|
|
widgetInitData.mRTL = isRTL;
|
|
}
|
|
|
|
#ifdef MOZ_WIDGET_GONK
|
|
// B2G multi-screen support. Screen ID is for differentiating screens of
|
|
// windows, and due to the hardware limitation, it is platform-specific for
|
|
// now, which align with the value of display type defined in HWC.
|
|
widgetInitData.mScreenId = mScreenId;
|
|
#endif
|
|
|
|
nsresult rv = window->Initialize(parent, center ? aParent : nullptr,
|
|
aUrl, aInitialWidth, aInitialHeight,
|
|
aIsHiddenWindow, aOpeningTab, widgetInitData);
|
|
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
|
|
// Enforce the Private Browsing autoStart pref first.
|
|
bool isPrivateBrowsingWindow =
|
|
Preferences::GetBool("browser.privatebrowsing.autostart");
|
|
bool isUsingRemoteTabs = mozilla::BrowserTabsRemoteAutostart();
|
|
|
|
if (aChromeMask & nsIWebBrowserChrome::CHROME_PRIVATE_WINDOW) {
|
|
// Caller requested a private window
|
|
isPrivateBrowsingWindow = true;
|
|
}
|
|
if (aChromeMask & nsIWebBrowserChrome::CHROME_REMOTE_WINDOW) {
|
|
isUsingRemoteTabs = true;
|
|
}
|
|
|
|
nsCOMPtr<mozIDOMWindowProxy> domWin = do_GetInterface(aParent);
|
|
nsCOMPtr<nsIWebNavigation> webNav = do_GetInterface(domWin);
|
|
nsCOMPtr<nsILoadContext> parentContext = do_QueryInterface(webNav);
|
|
|
|
if (!isPrivateBrowsingWindow && parentContext) {
|
|
// Ensure that we propagate any existing private browsing status
|
|
// from the parent, even if it will not actually be used
|
|
// as a parent value.
|
|
isPrivateBrowsingWindow = parentContext->UsePrivateBrowsing();
|
|
}
|
|
|
|
if (parentContext) {
|
|
isUsingRemoteTabs = parentContext->UseRemoteTabs();
|
|
}
|
|
|
|
nsCOMPtr<mozIDOMWindowProxy> newDomWin =
|
|
do_GetInterface(NS_ISUPPORTS_CAST(nsIBaseWindow*, window));
|
|
nsCOMPtr<nsIWebNavigation> newWebNav = do_GetInterface(newDomWin);
|
|
nsCOMPtr<nsILoadContext> thisContext = do_GetInterface(newWebNav);
|
|
if (thisContext) {
|
|
thisContext->SetPrivateBrowsing(isPrivateBrowsingWindow);
|
|
thisContext->SetRemoteTabs(isUsingRemoteTabs);
|
|
}
|
|
|
|
window.forget(aResult);
|
|
if (parent)
|
|
parent->AddChildWindow(*aResult);
|
|
|
|
if (center)
|
|
rv = (*aResult)->Center(parent, parent ? false : true, false);
|
|
|
|
return rv;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsAppShellService::GetHiddenWindow(nsIXULWindow **aWindow)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aWindow);
|
|
|
|
*aWindow = mHiddenWindow;
|
|
NS_IF_ADDREF(*aWindow);
|
|
return *aWindow ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsAppShellService::GetHiddenDOMWindow(mozIDOMWindowProxy **aWindow)
|
|
{
|
|
nsresult rv;
|
|
nsCOMPtr<nsIDocShell> docShell;
|
|
NS_ENSURE_TRUE(mHiddenWindow, NS_ERROR_FAILURE);
|
|
|
|
rv = mHiddenWindow->GetDocShell(getter_AddRefs(docShell));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> hiddenDOMWindow(docShell->GetWindow());
|
|
hiddenDOMWindow.forget(aWindow);
|
|
return *aWindow ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsAppShellService::GetHiddenPrivateWindow(nsIXULWindow **aWindow)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aWindow);
|
|
|
|
EnsurePrivateHiddenWindow();
|
|
|
|
*aWindow = mHiddenPrivateWindow;
|
|
NS_IF_ADDREF(*aWindow);
|
|
return *aWindow ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsAppShellService::GetHiddenPrivateDOMWindow(mozIDOMWindowProxy **aWindow)
|
|
{
|
|
EnsurePrivateHiddenWindow();
|
|
|
|
nsresult rv;
|
|
nsCOMPtr<nsIDocShell> docShell;
|
|
NS_ENSURE_TRUE(mHiddenPrivateWindow, NS_ERROR_FAILURE);
|
|
|
|
rv = mHiddenPrivateWindow->GetDocShell(getter_AddRefs(docShell));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> hiddenPrivateDOMWindow(docShell->GetWindow());
|
|
hiddenPrivateDOMWindow.forget(aWindow);
|
|
return *aWindow ? NS_OK : NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsAppShellService::GetHasHiddenPrivateWindow(bool* aHasPrivateWindow)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aHasPrivateWindow);
|
|
|
|
*aHasPrivateWindow = !!mHiddenPrivateWindow;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsAppShellService::GetApplicationProvidedHiddenWindow(bool* aAPHW)
|
|
{
|
|
*aAPHW = mApplicationProvidedHiddenWindow;
|
|
return NS_OK;
|
|
}
|
|
|
|
/*
|
|
* Register a new top level window (created elsewhere)
|
|
*/
|
|
NS_IMETHODIMP
|
|
nsAppShellService::RegisterTopLevelWindow(nsIXULWindow* aWindow)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aWindow);
|
|
|
|
nsCOMPtr<nsIDocShell> docShell;
|
|
aWindow->GetDocShell(getter_AddRefs(docShell));
|
|
NS_ENSURE_TRUE(docShell, NS_ERROR_FAILURE);
|
|
|
|
nsCOMPtr<nsPIDOMWindowOuter> domWindow(docShell->GetWindow());
|
|
NS_ENSURE_TRUE(domWindow, NS_ERROR_FAILURE);
|
|
domWindow->SetInitialPrincipalToSubject();
|
|
|
|
// tell the window mediator about the new window
|
|
nsCOMPtr<nsIWindowMediator> mediator
|
|
( do_GetService(NS_WINDOWMEDIATOR_CONTRACTID) );
|
|
NS_ASSERTION(mediator, "Couldn't get window mediator.");
|
|
|
|
if (mediator)
|
|
mediator->RegisterWindow(aWindow);
|
|
|
|
// tell the window watcher about the new window
|
|
nsCOMPtr<nsPIWindowWatcher> wwatcher ( do_GetService(NS_WINDOWWATCHER_CONTRACTID) );
|
|
NS_ASSERTION(wwatcher, "No windowwatcher?");
|
|
if (wwatcher && domWindow) {
|
|
wwatcher->AddWindow(domWindow, 0);
|
|
}
|
|
|
|
// an ongoing attempt to quit is stopped by a newly opened window
|
|
nsCOMPtr<nsIObserverService> obssvc = services::GetObserverService();
|
|
NS_ASSERTION(obssvc, "Couldn't get observer service.");
|
|
|
|
if (obssvc) {
|
|
obssvc->NotifyObservers(aWindow, "xul-window-registered", nullptr);
|
|
nsXULWindow* xulWindow = static_cast<nsXULWindow*>(aWindow);
|
|
xulWindow->WasRegistered();
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsAppShellService::UnregisterTopLevelWindow(nsIXULWindow* aWindow)
|
|
{
|
|
if (mXPCOMShuttingDown) {
|
|
/* return an error code in order to:
|
|
- avoid doing anything with other member variables while we are in
|
|
the destructor
|
|
- notify the caller not to release the AppShellService after
|
|
unregistering the window
|
|
(we don't want to be deleted twice consecutively to
|
|
mHiddenWindow->Destroy() in our destructor)
|
|
*/
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_ENSURE_ARG_POINTER(aWindow);
|
|
|
|
if (aWindow == mHiddenWindow) {
|
|
// CreateHiddenWindow() does not register the window, so we're done.
|
|
return NS_OK;
|
|
}
|
|
if (aWindow == mHiddenPrivateWindow) {
|
|
// CreateHiddenWindow() does not register the window, so we're done.
|
|
return NS_OK;
|
|
}
|
|
|
|
// tell the window mediator
|
|
nsCOMPtr<nsIWindowMediator> mediator
|
|
( do_GetService(NS_WINDOWMEDIATOR_CONTRACTID) );
|
|
NS_ASSERTION(mediator, "Couldn't get window mediator. Doing xpcom shutdown?");
|
|
|
|
if (mediator)
|
|
mediator->UnregisterWindow(aWindow);
|
|
|
|
// tell the window watcher
|
|
nsCOMPtr<nsPIWindowWatcher> wwatcher ( do_GetService(NS_WINDOWWATCHER_CONTRACTID) );
|
|
NS_ASSERTION(wwatcher, "Couldn't get windowwatcher, doing xpcom shutdown?");
|
|
if (wwatcher) {
|
|
nsCOMPtr<nsIDocShell> docShell;
|
|
aWindow->GetDocShell(getter_AddRefs(docShell));
|
|
if (docShell) {
|
|
nsCOMPtr<nsPIDOMWindowOuter> domWindow(docShell->GetWindow());
|
|
if (domWindow)
|
|
wwatcher->RemoveWindow(domWindow);
|
|
}
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP
|
|
nsAppShellService::Observe(nsISupports* aSubject, const char *aTopic,
|
|
const char16_t *aData)
|
|
{
|
|
if (!strcmp(aTopic, "xpcom-will-shutdown")) {
|
|
mXPCOMWillShutDown = true;
|
|
} else if (!strcmp(aTopic, "xpcom-shutdown")) {
|
|
mXPCOMShuttingDown = true;
|
|
if (mHiddenWindow) {
|
|
mHiddenWindow->Destroy();
|
|
}
|
|
if (mHiddenPrivateWindow) {
|
|
mHiddenPrivateWindow->Destroy();
|
|
}
|
|
} else {
|
|
NS_ERROR("Unexpected observer topic!");
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsAppShellService::StartEventLoopLagTracking(bool* aResult)
|
|
{
|
|
#ifdef MOZ_INSTRUMENT_EVENT_LOOP
|
|
*aResult = mozilla::InitEventTracing(true);
|
|
#endif
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsAppShellService::StopEventLoopLagTracking()
|
|
{
|
|
#ifdef MOZ_INSTRUMENT_EVENT_LOOP
|
|
mozilla::ShutdownEventTracing();
|
|
#endif
|
|
return NS_OK;
|
|
}
|