michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "MetroApp.h"
michael@0: #include "MetroWidget.h"
michael@0: #include "mozilla/IOInterposer.h"
michael@0: #include "mozilla/widget/AudioSession.h"
michael@0: #include "nsIRunnable.h"
michael@0: #include "MetroUtils.h"
michael@0: #include "MetroAppShell.h"
michael@0: #include "nsICommandLineRunner.h"
michael@0: #include "FrameworkView.h"
michael@0: #include "nsAppDirectoryServiceDefs.h"
michael@0: #include "GeckoProfiler.h"
michael@0: #include <shellapi.h>
michael@0: 
michael@0: using namespace ABI::Windows::ApplicationModel;
michael@0: using namespace ABI::Windows::ApplicationModel::Core;
michael@0: using namespace ABI::Windows::UI::Core;
michael@0: using namespace ABI::Windows::System;
michael@0: using namespace ABI::Windows::Foundation;
michael@0: using namespace Microsoft::WRL;
michael@0: using namespace Microsoft::WRL::Wrappers;
michael@0: using namespace mozilla::widget;
michael@0: 
michael@0: // Metro specific XRE methods we call from here on an
michael@0: // appropriate thread.
michael@0: extern nsresult XRE_metroStartup(bool runXREMain);
michael@0: extern void XRE_metroShutdown();
michael@0: 
michael@0: static const char* gGeckoThreadName = "GeckoMain";
michael@0: 
michael@0: #ifdef PR_LOGGING
michael@0: extern PRLogModuleInfo* gWindowsLog;
michael@0: #endif
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace widget {
michael@0: namespace winrt {
michael@0: 
michael@0: ComPtr<FrameworkView> sFrameworkView;
michael@0: ComPtr<MetroApp> sMetroApp;
michael@0: ComPtr<ICoreApplication> sCoreApp;
michael@0: bool MetroApp::sGeckoShuttingDown = false;
michael@0: 
michael@0: ////////////////////////////////////////////////////
michael@0: // IFrameworkViewSource impl.
michael@0: 
michael@0: // Called after CoreApplication::Run(app)
michael@0: HRESULT
michael@0: MetroApp::CreateView(ABI::Windows::ApplicationModel::Core::IFrameworkView **aViewProvider)
michael@0: {
michael@0:   // This entry point is called on the metro main thread, but the thread won't
michael@0:   // be recognized as such until after Run() is called below. XPCOM has not
michael@0:   // gone through startup at this point.
michael@0: 
michael@0:   // Note that we create the view which creates our native window for us. The
michael@0:   // gecko widget gets created by gecko, and the two get hooked up later in
michael@0:   // MetroWidget::Create().
michael@0: 
michael@0:   LogFunction();
michael@0: 
michael@0:   sFrameworkView = Make<FrameworkView>(this);
michael@0:   sFrameworkView.Get()->AddRef();
michael@0:   *aViewProvider = sFrameworkView.Get();
michael@0:   return !sFrameworkView ? E_FAIL : S_OK;
michael@0: }
michael@0: 
michael@0: ////////////////////////////////////////////////////
michael@0: // MetroApp impl.
michael@0: 
michael@0: void
michael@0: MetroApp::Run()
michael@0: {
michael@0:   LogThread();
michael@0: 
michael@0:   // Name this thread for debugging and register it with the profiler
michael@0:   // and IOInterposer as the main gecko thread.
michael@0:   char aLocal;
michael@0:   PR_SetCurrentThreadName(gGeckoThreadName);
michael@0:   profiler_register_thread(gGeckoThreadName, &aLocal);
michael@0:   IOInterposer::RegisterCurrentThread(true);
michael@0: 
michael@0:   HRESULT hr;
michael@0:   hr = sCoreApp->add_Suspending(Callback<__FIEventHandler_1_Windows__CApplicationModel__CSuspendingEventArgs_t>(
michael@0:     this, &MetroApp::OnSuspending).Get(), &mSuspendEvent);
michael@0:   AssertHRESULT(hr);
michael@0: 
michael@0:   hr = sCoreApp->add_Resuming(Callback<__FIEventHandler_1_IInspectable_t>(
michael@0:     this, &MetroApp::OnResuming).Get(), &mResumeEvent);
michael@0:   AssertHRESULT(hr);
michael@0: 
michael@0:   WinUtils::Log("Calling XRE_metroStartup.");
michael@0:   nsresult rv = XRE_metroStartup(true);
michael@0:   WinUtils::Log("Exiting XRE_metroStartup.");
michael@0:   if (NS_FAILED(rv)) {
michael@0:     WinUtils::Log("XPCOM startup initialization failed, bailing. rv=%X", rv);
michael@0:     CoreExit();
michael@0:   }
michael@0: }
michael@0: 
michael@0: // Free all xpcom related resources before calling the xre shutdown call.
michael@0: // Must be called on the metro main thread. Currently called from appshell.
michael@0: void
michael@0: MetroApp::Shutdown()
michael@0: {
michael@0:   LogThread();
michael@0: 
michael@0:   if (sCoreApp) {
michael@0:     sCoreApp->remove_Suspending(mSuspendEvent);
michael@0:     sCoreApp->remove_Resuming(mResumeEvent);
michael@0:   }
michael@0: 
michael@0:   if (sFrameworkView) {
michael@0:     sFrameworkView->Shutdown();
michael@0:   }
michael@0: 
michael@0:   MetroApp::sGeckoShuttingDown = true;
michael@0: 
michael@0:   // Shut down xpcom
michael@0:   XRE_metroShutdown();
michael@0: 
michael@0:   // Unhook this thread from the profiler
michael@0:   profiler_unregister_thread();
michael@0: }
michael@0: 
michael@0: // Request a shutdown of the application
michael@0: void
michael@0: MetroApp::CoreExit()
michael@0: {
michael@0:   LogFunction();
michael@0:   HRESULT hr;
michael@0:   ComPtr<ICoreApplicationExit> coreExit;
michael@0:   HStringReference className(RuntimeClass_Windows_ApplicationModel_Core_CoreApplication);
michael@0:   hr = GetActivationFactory(className.Get(), coreExit.GetAddressOf());
michael@0:   NS_ASSERTION(SUCCEEDED(hr), "Activation of ICoreApplicationExit");
michael@0:   if (SUCCEEDED(hr)) {
michael@0:     coreExit->Exit();
michael@0:   }
michael@0: }
michael@0: 
michael@0: void
michael@0: MetroApp::ActivateBaseView()
michael@0: {
michael@0:   if (sFrameworkView) {
michael@0:     sFrameworkView->ActivateView();
michael@0:   }
michael@0: }
michael@0: 
michael@0: /*
michael@0:  * TBD: when we support multiple widgets, we'll need a way to sync up the view
michael@0:  * created in CreateView with the widget gecko creates. Currently we only have
michael@0:  * one view (sFrameworkView) and one main widget.
michael@0:  */
michael@0: void
michael@0: MetroApp::SetWidget(MetroWidget* aPtr)
michael@0: {
michael@0:   LogThread();
michael@0: 
michael@0:   NS_ASSERTION(aPtr, "setting null base widget?");
michael@0: 
michael@0:   // Both of these calls AddRef the ptr we pass in
michael@0:   aPtr->SetView(sFrameworkView.Get());
michael@0:   sFrameworkView->SetWidget(aPtr);
michael@0: }
michael@0: 
michael@0: ////////////////////////////////////////////////////
michael@0: // MetroApp events
michael@0: 
michael@0: HRESULT
michael@0: MetroApp::OnSuspending(IInspectable* aSender, ISuspendingEventArgs* aArgs)
michael@0: {
michael@0:   LogThread();
michael@0:   PostSuspendResumeProcessNotification(true);
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: HRESULT
michael@0: MetroApp::OnResuming(IInspectable* aSender, IInspectable* aArgs)
michael@0: {
michael@0:   LogThread();
michael@0:   PostSuspendResumeProcessNotification(false);
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: HRESULT
michael@0: MetroApp::OnAsyncTileCreated(ABI::Windows::Foundation::IAsyncOperation<bool>* aOperation,
michael@0:                              AsyncStatus aStatus)
michael@0: {
michael@0:   WinUtils::Log("Async operation status: %d", aStatus);
michael@0:   MetroUtils::FireObserver("metro_on_async_tile_created");
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: // static
michael@0: void
michael@0: MetroApp::PostSuspendResumeProcessNotification(const bool aIsSuspend)
michael@0: {
michael@0:   static bool isSuspend = false;
michael@0:   if (isSuspend == aIsSuspend) {
michael@0:     return;
michael@0:   }
michael@0:   isSuspend = aIsSuspend;
michael@0:   MetroUtils::FireObserver(aIsSuspend ? "suspend_process_notification" :
michael@0:                                         "resume_process_notification");
michael@0: }
michael@0: 
michael@0: // static
michael@0: void
michael@0: MetroApp::PostSleepWakeNotification(const bool aIsSleep)
michael@0: {
michael@0:   static bool isSleep = false;
michael@0:   if (isSleep == aIsSleep) {
michael@0:     return;
michael@0:   }
michael@0:   isSleep = aIsSleep;
michael@0:   MetroUtils::FireObserver(aIsSleep ? "sleep_notification" :
michael@0:                                       "wake_notification");
michael@0: }
michael@0: 
michael@0: } } }
michael@0: 
michael@0: 
michael@0: static bool
michael@0: IsBackgroundSessionClosedStartup()
michael@0: {
michael@0:   int argc;
michael@0:   LPWSTR *argv = CommandLineToArgvW(GetCommandLineW(), &argc);
michael@0:   bool backgroundSessionClosed = argc > 1 && !wcsicmp(argv[1], L"-BackgroundSessionClosed");
michael@0:   LocalFree(argv);
michael@0:   return backgroundSessionClosed;
michael@0: }
michael@0: 
michael@0: bool
michael@0: XRE_MetroCoreApplicationRun()
michael@0: {
michael@0:   HRESULT hr;
michael@0:   LogThread();
michael@0: 
michael@0:   using namespace mozilla::widget::winrt;
michael@0: 
michael@0:   sMetroApp = Make<MetroApp>();
michael@0: 
michael@0:   HStringReference className(RuntimeClass_Windows_ApplicationModel_Core_CoreApplication);
michael@0:   hr = GetActivationFactory(className.Get(), sCoreApp.GetAddressOf());
michael@0:   if (FAILED(hr)) {
michael@0:     LogHRESULT(hr);
michael@0:     return false;
michael@0:   }
michael@0: 
michael@0:   // Perform any cleanup for unclean shutdowns here, such as when the background session
michael@0:   // is closed via the appbar on the left when outside of Metro.  Windows restarts the
michael@0:   // process solely for cleanup reasons.
michael@0:   if (IsBackgroundSessionClosedStartup() && SUCCEEDED(XRE_metroStartup(false))) {
michael@0: 
michael@0:     // Whether or  not to use sessionstore depends on if the bak exists.  Since host process
michael@0:     // shutdown isn't a crash we shouldn't restore sessionstore.
michael@0:     nsCOMPtr<nsIFile> sessionBAK;
michael@0:     if (NS_FAILED(NS_GetSpecialDirectory("ProfDS", getter_AddRefs(sessionBAK)))) {
michael@0:       return false;
michael@0:     }
michael@0: 
michael@0:     sessionBAK->AppendNative(nsDependentCString("sessionstore.bak"));
michael@0:     bool exists;
michael@0:     if (NS_SUCCEEDED(sessionBAK->Exists(&exists)) && exists) {
michael@0:       sessionBAK->Remove(false);
michael@0:     }
michael@0:     return false;
michael@0:   }
michael@0: 
michael@0:   hr = sCoreApp->Run(sMetroApp.Get());
michael@0: 
michael@0:   WinUtils::Log("Exiting CoreApplication::Run");
michael@0: 
michael@0:   sCoreApp = nullptr;
michael@0:   sMetroApp = nullptr;
michael@0: 
michael@0:   return true;
michael@0: }
michael@0: