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 "FrameworkView.h"
michael@0: #include "MetroAppShell.h"
michael@0: #include "MetroWidget.h"
michael@0: #include "mozilla/AutoRestore.h"
michael@0: #include "MetroUtils.h"
michael@0: #include "MetroApp.h"
michael@0: #include "UIABridgePublic.h"
michael@0: #include "KeyboardLayout.h"
michael@0: 
michael@0: // generated
michael@0: #include "UIABridge.h"
michael@0: 
michael@0: using namespace mozilla;
michael@0: using namespace mozilla::widget::winrt;
michael@0: #ifdef ACCESSIBILITY
michael@0: using namespace mozilla::a11y;
michael@0: #endif
michael@0: using namespace ABI::Windows::ApplicationModel;
michael@0: using namespace ABI::Windows::ApplicationModel::Core;
michael@0: using namespace ABI::Windows::ApplicationModel::Activation;
michael@0: using namespace ABI::Windows::UI::Core;
michael@0: using namespace ABI::Windows::UI::ViewManagement;
michael@0: using namespace ABI::Windows::UI::Input;
michael@0: using namespace ABI::Windows::Devices::Input;
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: 
michael@0: namespace mozilla {
michael@0: namespace widget {
michael@0: namespace winrt {
michael@0: 
michael@0: // statics
michael@0: bool FrameworkView::sKeyboardIsVisible = false;
michael@0: Rect FrameworkView::sKeyboardRect;
michael@0: HSTRING FrameworkView::sActivationURI = NULL;
michael@0: ApplicationExecutionState FrameworkView::sPreviousExecutionState;
michael@0: nsTArray<nsString>* sSettingsArray;
michael@0: 
michael@0: FrameworkView::FrameworkView(MetroApp* aMetroApp) :
michael@0:   mDPI(-1.0f),
michael@0:   mWidget(nullptr),
michael@0:   mShuttingDown(false),
michael@0:   mMetroApp(aMetroApp),
michael@0:   mWindow(nullptr),
michael@0:   mMetroInput(nullptr),
michael@0:   mWinVisible(false),
michael@0:   mWinActiveState(false)
michael@0: {
michael@0:   mActivated.value = 0;
michael@0:   mWindowActivated.value = 0;
michael@0:   mWindowVisibilityChanged.value = 0;
michael@0:   mWindowSizeChanged.value = 0;
michael@0:   mSoftKeyboardHidden.value = 0;
michael@0:   mSoftKeyboardShown.value = 0;
michael@0:   mDisplayPropertiesChanged.value = 0;
michael@0:   mAutomationProviderRequested.value = 0;
michael@0:   mDataTransferRequested.value = 0;
michael@0:   mSearchQuerySubmitted.value = 0;
michael@0:   mPlayToRequested.value = 0;
michael@0:   mSettingsPane.value = 0;
michael@0:   mPrintManager.value = 0;
michael@0:   memset(&sKeyboardRect, 0, sizeof(Rect));
michael@0:   sSettingsArray = new nsTArray<nsString>();
michael@0:   LogFunction();
michael@0: }
michael@0: 
michael@0: ////////////////////////////////////////////////////
michael@0: // IFrameworkView impl.
michael@0: 
michael@0: HRESULT
michael@0: FrameworkView::Initialize(ICoreApplicationView* aAppView)
michael@0: {
michael@0:   LogFunction();
michael@0:   if (mShuttingDown)
michael@0:     return E_FAIL;
michael@0: 
michael@0:   aAppView->add_Activated(Callback<__FITypedEventHandler_2_Windows__CApplicationModel__CCore__CCoreApplicationView_Windows__CApplicationModel__CActivation__CIActivatedEventArgs_t>(
michael@0:     this, &FrameworkView::OnActivated).Get(), &mActivated);
michael@0: 
michael@0:   //CoCreateInstance(CLSID_WICImagingFactory, nullptr,
michael@0:   //                 CLSCTX_INPROC_SERVER, IID_PPV_ARGS(&mWicFactory));
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: HRESULT
michael@0: FrameworkView::Uninitialize()
michael@0: {
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: HRESULT
michael@0: FrameworkView::Load(HSTRING aEntryPoint)
michael@0: {
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: // called by winrt on startup
michael@0: HRESULT
michael@0: FrameworkView::Run()
michael@0: {
michael@0:   LogFunction();
michael@0: 
michael@0:   // Initialize XPCOM, create mWidget and go! We get a
michael@0:   // callback in MetroAppShell::Run, in which we kick
michael@0:   // off normal browser execution / event dispatching.
michael@0:   mMetroApp->Run();
michael@0: 
michael@0:   // Gecko is completely shut down at this point.
michael@0:   WinUtils::Log("Exiting FrameworkView::Run()");
michael@0: 
michael@0:   WindowsDeleteString(sActivationURI);
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: HRESULT
michael@0: FrameworkView::ActivateView()
michael@0: {
michael@0:   LogFunction();
michael@0: 
michael@0:   UpdateWidgetSizeAndPosition();
michael@0: 
michael@0:   nsIntRegion region(nsIntRect(0, 0, mWindowBounds.width, mWindowBounds.height));
michael@0:   mWidget->Paint(region);
michael@0: 
michael@0:   // Activate the window, this kills the splash screen
michael@0:   mWindow->Activate();
michael@0: 
michael@0:   ProcessLaunchArguments();
michael@0:   AddEventHandlers();
michael@0:   SetupContracts();
michael@0: 
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: HRESULT
michael@0: FrameworkView::SetWindow(ICoreWindow* aWindow)
michael@0: {
michael@0:   LogFunction();
michael@0: 
michael@0:   NS_ASSERTION(!mWindow, "Attempting to set a window on a view that already has a window!");
michael@0:   NS_ASSERTION(aWindow, "Attempting to set a null window on a view!");
michael@0: 
michael@0:   mWindow = aWindow;
michael@0:   UpdateLogicalDPI();
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: ////////////////////////////////////////////////////
michael@0: // FrameworkView impl.
michael@0: 
michael@0: void
michael@0: FrameworkView::AddEventHandlers() {
michael@0:   NS_ASSERTION(mWindow, "SetWindow must be called before AddEventHandlers!");
michael@0:   NS_ASSERTION(mWidget, "SetWidget must be called before AddEventHAndlers!");
michael@0: 
michael@0:   mMetroInput = Make<MetroInput>(mWidget.Get(),
michael@0:                                  mWindow.Get());
michael@0: 
michael@0:   mWindow->add_VisibilityChanged(Callback<__FITypedEventHandler_2_Windows__CUI__CCore__CCoreWindow_Windows__CUI__CCore__CVisibilityChangedEventArgs>(
michael@0:     this, &FrameworkView::OnWindowVisibilityChanged).Get(), &mWindowVisibilityChanged);
michael@0:   mWindow->add_Activated(Callback<__FITypedEventHandler_2_Windows__CUI__CCore__CCoreWindow_Windows__CUI__CCore__CWindowActivatedEventArgs_t>(
michael@0:     this, &FrameworkView::OnWindowActivated).Get(), &mWindowActivated);
michael@0:   mWindow->add_SizeChanged(Callback<__FITypedEventHandler_2_Windows__CUI__CCore__CCoreWindow_Windows__CUI__CCore__CWindowSizeChangedEventArgs_t>(
michael@0:     this, &FrameworkView::OnWindowSizeChanged).Get(), &mWindowSizeChanged);
michael@0: 
michael@0:   mWindow->add_AutomationProviderRequested(Callback<__FITypedEventHandler_2_Windows__CUI__CCore__CCoreWindow_Windows__CUI__CCore__CAutomationProviderRequestedEventArgs_t>(
michael@0:     this, &FrameworkView::OnAutomationProviderRequested).Get(), &mAutomationProviderRequested);
michael@0: 
michael@0:   HRESULT hr;
michael@0:   ComPtr<ABI::Windows::Graphics::Display::IDisplayPropertiesStatics> dispProps;
michael@0:   if (SUCCEEDED(GetActivationFactory(HStringReference(RuntimeClass_Windows_Graphics_Display_DisplayProperties).Get(), dispProps.GetAddressOf()))) {
michael@0:     hr = dispProps->add_LogicalDpiChanged(Callback<ABI::Windows::Graphics::Display::IDisplayPropertiesEventHandler, FrameworkView>(
michael@0:       this, &FrameworkView::OnLogicalDpiChanged).Get(), &mDisplayPropertiesChanged);
michael@0:     LogHRESULT(hr);
michael@0:   }
michael@0: 
michael@0:   ComPtr<ABI::Windows::UI::ViewManagement::IInputPaneStatics> inputStatic;
michael@0:   if (SUCCEEDED(hr = GetActivationFactory(HStringReference(RuntimeClass_Windows_UI_ViewManagement_InputPane).Get(), inputStatic.GetAddressOf()))) {
michael@0:     ComPtr<ABI::Windows::UI::ViewManagement::IInputPane> inputPane;
michael@0:     if (SUCCEEDED(inputStatic->GetForCurrentView(inputPane.GetAddressOf()))) {
michael@0:       inputPane->add_Hiding(Callback<__FITypedEventHandler_2_Windows__CUI__CViewManagement__CInputPane_Windows__CUI__CViewManagement__CInputPaneVisibilityEventArgs_t>(
michael@0:         this, &FrameworkView::OnSoftkeyboardHidden).Get(), &mSoftKeyboardHidden);
michael@0:       inputPane->add_Showing(Callback<__FITypedEventHandler_2_Windows__CUI__CViewManagement__CInputPane_Windows__CUI__CViewManagement__CInputPaneVisibilityEventArgs_t>(
michael@0:         this, &FrameworkView::OnSoftkeyboardShown).Get(), &mSoftKeyboardShown);
michael@0:     }
michael@0:   }
michael@0: }
michael@0: 
michael@0: // Called by MetroApp
michael@0: void
michael@0: FrameworkView::Shutdown()
michael@0: {
michael@0:   LogFunction();
michael@0:   mShuttingDown = true;
michael@0: 
michael@0:   if (mWindow && mWindowVisibilityChanged.value) {
michael@0:     mWindow->remove_VisibilityChanged(mWindowVisibilityChanged);
michael@0:     mWindow->remove_Activated(mWindowActivated);
michael@0:     mWindow->remove_Closed(mWindowClosed);
michael@0:     mWindow->remove_SizeChanged(mWindowSizeChanged);
michael@0:     mWindow->remove_AutomationProviderRequested(mAutomationProviderRequested);
michael@0:   }
michael@0: 
michael@0:   ComPtr<ABI::Windows::Graphics::Display::IDisplayPropertiesStatics> dispProps;
michael@0:   if (mDisplayPropertiesChanged.value &&
michael@0:       SUCCEEDED(GetActivationFactory(HStringReference(RuntimeClass_Windows_Graphics_Display_DisplayProperties).Get(), dispProps.GetAddressOf()))) {
michael@0:     dispProps->remove_LogicalDpiChanged(mDisplayPropertiesChanged);
michael@0:   }
michael@0: 
michael@0:   ComPtr<ABI::Windows::UI::ViewManagement::IInputPaneStatics> inputStatic;
michael@0:   if (mSoftKeyboardHidden.value &&
michael@0:       SUCCEEDED(GetActivationFactory(HStringReference(RuntimeClass_Windows_UI_ViewManagement_InputPane).Get(), inputStatic.GetAddressOf()))) {
michael@0:     ComPtr<ABI::Windows::UI::ViewManagement::IInputPane> inputPane;
michael@0:     if (SUCCEEDED(inputStatic->GetForCurrentView(inputPane.GetAddressOf()))) {
michael@0:       inputPane->remove_Hiding(mSoftKeyboardHidden);
michael@0:       inputPane->remove_Showing(mSoftKeyboardShown);
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   if (mAutomationProvider) {
michael@0:     ComPtr<IUIABridge> provider;
michael@0:     mAutomationProvider.As(&provider);
michael@0:     if (provider) {
michael@0:       provider->Disconnect();
michael@0:     }
michael@0:   }
michael@0:   mAutomationProvider = nullptr;
michael@0: 
michael@0:   mMetroInput = nullptr;
michael@0:   delete sSettingsArray;
michael@0:   sSettingsArray = nullptr;
michael@0:   mWidget = nullptr;
michael@0:   mMetroApp = nullptr;
michael@0:   mWindow = nullptr;
michael@0: }
michael@0: 
michael@0: void
michael@0: FrameworkView::SetCursor(CoreCursorType aCursorType, DWORD aCustomId)
michael@0: {
michael@0:   if (mShuttingDown) {
michael@0:     return;
michael@0:   }
michael@0:   NS_ASSERTION(mWindow, "SetWindow must be called before SetCursor!");
michael@0:   ComPtr<ABI::Windows::UI::Core::ICoreCursorFactory> factory;
michael@0:   AssertHRESULT(GetActivationFactory(HStringReference(RuntimeClass_Windows_UI_Core_CoreCursor).Get(), factory.GetAddressOf()));
michael@0:   ComPtr<ABI::Windows::UI::Core::ICoreCursor> cursor;
michael@0:   AssertHRESULT(factory->CreateCursor(aCursorType, aCustomId, cursor.GetAddressOf()));
michael@0:   mWindow->put_PointerCursor(cursor.Get());
michael@0: }
michael@0: 
michael@0: void
michael@0: FrameworkView::ClearCursor()
michael@0: {
michael@0:   if (mShuttingDown) {
michael@0:     return;
michael@0:   }
michael@0:   NS_ASSERTION(mWindow, "SetWindow must be called before ClearCursor!");
michael@0:   mWindow->put_PointerCursor(nullptr);
michael@0: }
michael@0: 
michael@0: void
michael@0: FrameworkView::UpdateLogicalDPI()
michael@0: {
michael@0:   ComPtr<ABI::Windows::Graphics::Display::IDisplayPropertiesStatics> dispProps;
michael@0:   HRESULT hr = GetActivationFactory(HStringReference(RuntimeClass_Windows_Graphics_Display_DisplayProperties).Get(),
michael@0:                                     dispProps.GetAddressOf());
michael@0:   AssertHRESULT(hr);
michael@0:   FLOAT value;
michael@0:   AssertHRESULT(dispProps->get_LogicalDpi(&value));
michael@0:   SetDpi(value);
michael@0: }
michael@0: 
michael@0: void
michael@0: FrameworkView::GetBounds(nsIntRect &aRect)
michael@0: {
michael@0:   // May be called by compositor thread
michael@0:   if (mShuttingDown) {
michael@0:     return;
michael@0:   }
michael@0:   aRect = mWindowBounds;
michael@0: }
michael@0: 
michael@0: void
michael@0: FrameworkView::UpdateWidgetSizeAndPosition()
michael@0: {
michael@0:   if (mShuttingDown)
michael@0:     return;
michael@0: 
michael@0:   NS_ASSERTION(mWindow, "SetWindow must be called before UpdateWidgetSizeAndPosition!");
michael@0:   NS_ASSERTION(mWidget, "SetWidget must be called before UpdateWidgetSizeAndPosition!");
michael@0: 
michael@0:   UpdateBounds();
michael@0:   mWidget->Move(0, 0);
michael@0:   mWidget->Resize(0, 0, mWindowBounds.width, mWindowBounds.height, true);
michael@0:   mWidget->SizeModeChanged();
michael@0: }
michael@0: 
michael@0: bool
michael@0: FrameworkView::IsEnabled() const
michael@0: {
michael@0:   return mWinActiveState;
michael@0: }
michael@0: 
michael@0: bool
michael@0: FrameworkView::IsVisible() const
michael@0: {
michael@0:   // we could check the wnd in MetroWidget for this, but
michael@0:   // generally we don't let nsIWidget control visibility
michael@0:   // or activation.
michael@0:   return mWinVisible;
michael@0: }
michael@0: 
michael@0: void FrameworkView::SetDpi(float aDpi)
michael@0: {
michael@0:   if (aDpi != mDPI) {
michael@0:     LogFunction();
michael@0: 
michael@0:     mDPI = aDpi;
michael@0: 
michael@0:     // notify the widget that dpi has changed
michael@0:     if (mWidget) {
michael@0:       mWidget->ChangedDPI();
michael@0:       UpdateBounds();
michael@0:     }
michael@0:   }
michael@0: }
michael@0: 
michael@0: void
michael@0: FrameworkView::UpdateBounds()
michael@0: {
michael@0:   if (!mWidget)
michael@0:     return;
michael@0: 
michael@0:   RECT winRect;
michael@0:   GetClientRect(mWidget->GetICoreWindowHWND(), &winRect);
michael@0: 
michael@0:   mWindowBounds = nsIntRect(winRect.left,
michael@0:                             winRect.top,
michael@0:                             winRect.right - winRect.left,
michael@0:                             winRect.bottom - winRect.top);
michael@0: }
michael@0: 
michael@0: void
michael@0: FrameworkView::SetWidget(MetroWidget* aWidget)
michael@0: {
michael@0:   NS_ASSERTION(!mWidget, "Attempting to set a widget for a view that already has a widget!");
michael@0:   NS_ASSERTION(aWidget, "Attempting to set a null widget for a view!");
michael@0:   LogFunction();
michael@0:   mWidget = aWidget;
michael@0:   mWidget->FindMetroWindow();
michael@0:   UpdateBounds();
michael@0: }
michael@0: 
michael@0: ////////////////////////////////////////////////////
michael@0: // Event handlers
michael@0: 
michael@0: void
michael@0: FrameworkView::SendActivationEvent() 
michael@0: {
michael@0:   if (mShuttingDown) {
michael@0:     return;
michael@0:   }
michael@0:   NS_ASSERTION(mWindow, "SetWindow must be called before SendActivationEvent!");
michael@0:   mWidget->Activated(mWinActiveState);
michael@0:   if (mWinActiveState) {
michael@0:     UpdateWidgetSizeAndPosition();
michael@0:   }
michael@0:   EnsureAutomationProviderCreated();
michael@0: }
michael@0: 
michael@0: HRESULT
michael@0: FrameworkView::OnWindowVisibilityChanged(ICoreWindow* aWindow,
michael@0:                                          IVisibilityChangedEventArgs* aArgs)
michael@0: {
michael@0:   // If we're visible, or we can't determine if we're visible, just store
michael@0:   // that we are visible.
michael@0:   boolean visible;
michael@0:   mWinVisible = FAILED(aArgs->get_Visible(&visible)) || visible;
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: HRESULT
michael@0: FrameworkView::OnActivated(ICoreApplicationView* aApplicationView,
michael@0:                            IActivatedEventArgs* aArgs)
michael@0: {
michael@0:   LogFunction();
michael@0: 
michael@0:   if (mShuttingDown) {
michael@0:     return S_OK;
michael@0:   }
michael@0: 
michael@0:   aArgs->get_PreviousExecutionState(&sPreviousExecutionState);
michael@0:   bool startup = sPreviousExecutionState == ApplicationExecutionState::ApplicationExecutionState_Terminated ||
michael@0:                  sPreviousExecutionState == ApplicationExecutionState::ApplicationExecutionState_ClosedByUser ||
michael@0:                  sPreviousExecutionState == ApplicationExecutionState::ApplicationExecutionState_NotRunning;
michael@0:   ProcessActivationArgs(aArgs, startup);
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: HRESULT
michael@0: FrameworkView::OnSoftkeyboardHidden(IInputPane* aSender,
michael@0:                                     IInputPaneVisibilityEventArgs* aArgs)
michael@0: {
michael@0:   LogFunction();
michael@0:   sKeyboardIsVisible = false;
michael@0:   memset(&sKeyboardRect, 0, sizeof(Rect));
michael@0:   MetroUtils::FireObserver("metro_softkeyboard_hidden");
michael@0:   aArgs->put_EnsuredFocusedElementInView(true);
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: HRESULT
michael@0: FrameworkView::OnSoftkeyboardShown(IInputPane* aSender,
michael@0:                                    IInputPaneVisibilityEventArgs* aArgs)
michael@0: {
michael@0:   LogFunction();
michael@0:   sKeyboardIsVisible = true;
michael@0:   aSender->get_OccludedRect(&sKeyboardRect);
michael@0:   MetroUtils::FireObserver("metro_softkeyboard_shown");
michael@0:   aArgs->put_EnsuredFocusedElementInView(true);
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: HRESULT
michael@0: FrameworkView::OnWindowSizeChanged(ICoreWindow* aSender, IWindowSizeChangedEventArgs* aArgs)
michael@0: {
michael@0:   LogFunction();
michael@0:   UpdateWidgetSizeAndPosition();
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: HRESULT
michael@0: FrameworkView::OnWindowActivated(ICoreWindow* aSender, IWindowActivatedEventArgs* aArgs)
michael@0: {
michael@0:   LogFunction();
michael@0:   if (!mWidget) {
michael@0:     return S_OK;
michael@0:   }
michael@0:   CoreWindowActivationState state;
michael@0:   aArgs->get_WindowActivationState(&state);
michael@0:   mWinActiveState = !(state == CoreWindowActivationState::CoreWindowActivationState_Deactivated);
michael@0:   SendActivationEvent();
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: HRESULT
michael@0: FrameworkView::OnLogicalDpiChanged(IInspectable* aSender)
michael@0: {
michael@0:   LogFunction();
michael@0:   UpdateLogicalDPI();
michael@0:   if (mWidget) {
michael@0:     mWidget->Invalidate();
michael@0:   }
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: bool
michael@0: FrameworkView::EnsureAutomationProviderCreated()
michael@0: {
michael@0: #ifdef ACCESSIBILITY
michael@0:   if (!mWidget || mShuttingDown)
michael@0:     return false;
michael@0: 
michael@0:   if (mAutomationProvider) {
michael@0:     return true;
michael@0:   }
michael@0: 
michael@0:   Accessible *rootAccessible = mWidget->GetRootAccessible();
michael@0:   if (rootAccessible) {
michael@0:     IInspectable* inspectable;
michael@0:     HRESULT hr;
michael@0:     AssertRetHRESULT(hr = UIABridge_CreateInstance(&inspectable), hr); // Addref
michael@0:     IUIABridge* bridge = nullptr;
michael@0:     inspectable->QueryInterface(IID_IUIABridge, (void**)&bridge); // Addref
michael@0:     if (bridge) {
michael@0:       bridge->Init(this, mWindow.Get(), (ULONG)rootAccessible);
michael@0:       mAutomationProvider = inspectable;
michael@0:       inspectable->Release();
michael@0:       return true;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0:   return false;
michael@0: }
michael@0: 
michael@0: HRESULT
michael@0: FrameworkView::OnAutomationProviderRequested(ICoreWindow* aSender,
michael@0:                                              IAutomationProviderRequestedEventArgs* aArgs)
michael@0: {
michael@0:   LogFunction();
michael@0:   if (!EnsureAutomationProviderCreated())
michael@0:     return E_FAIL;
michael@0:   HRESULT hr = aArgs->put_AutomationProvider(mAutomationProvider.Get());
michael@0:   if (FAILED(hr)) {
michael@0:     WinUtils::Log("put failed? %X", hr);
michael@0:   }
michael@0:   return S_OK;
michael@0: }
michael@0: 
michael@0: } } }