| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_WINDOW_TREE_HOST_WIN_H_ |
| #define UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_WINDOW_TREE_HOST_WIN_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "base/macros.h" |
| #include "ui/aura/window_tree_host.h" |
| #include "ui/views/views_export.h" |
| #include "ui/views/widget/desktop_aura/desktop_window_tree_host.h" |
| #include "ui/views/win/hwnd_message_handler_delegate.h" |
| #include "ui/wm/public/animation_host.h" |
| |
| namespace aura { |
| namespace client { |
| class DragDropClient; |
| class FocusClient; |
| } |
| } |
| |
| namespace ui { |
| enum class DomCode; |
| class InputMethod; |
| class KeyboardHook; |
| } // namespace ui |
| |
| namespace wm { |
| class ScopedTooltipDisabler; |
| } // namespace wm |
| |
| namespace views { |
| class DesktopDragDropClientWin; |
| class HWNDMessageHandler; |
| class NonClientFrameView; |
| |
| namespace corewm { |
| class TooltipWin; |
| } |
| |
| class VIEWS_EXPORT DesktopWindowTreeHostWin |
| : public DesktopWindowTreeHost, |
| public wm::AnimationHost, |
| public aura::WindowTreeHost, |
| public HWNDMessageHandlerDelegate { |
| public: |
| DesktopWindowTreeHostWin( |
| internal::NativeWidgetDelegate* native_widget_delegate, |
| DesktopNativeWidgetAura* desktop_native_widget_aura); |
| ~DesktopWindowTreeHostWin() override; |
| |
| // A way of converting an HWND into a content window. |
| static aura::Window* GetContentWindowForHWND(HWND hwnd); |
| |
| protected: |
| // Overridden from DesktopWindowTreeHost: |
| void Init(const Widget::InitParams& params) override; |
| void OnNativeWidgetCreated(const Widget::InitParams& params) override; |
| void OnActiveWindowChanged(bool active) override; |
| void OnWidgetInitDone() override; |
| std::unique_ptr<corewm::Tooltip> CreateTooltip() override; |
| std::unique_ptr<aura::client::DragDropClient> CreateDragDropClient( |
| DesktopNativeCursorManager* cursor_manager) override; |
| void Close() override; |
| void CloseNow() override; |
| aura::WindowTreeHost* AsWindowTreeHost() override; |
| void Show(ui::WindowShowState show_state, |
| const gfx::Rect& restore_bounds) override; |
| bool IsVisible() const override; |
| void SetSize(const gfx::Size& size) override; |
| void StackAbove(aura::Window* window) override; |
| void StackAtTop() override; |
| void CenterWindow(const gfx::Size& size) override; |
| void GetWindowPlacement(gfx::Rect* bounds, |
| ui::WindowShowState* show_state) const override; |
| gfx::Rect GetWindowBoundsInScreen() const override; |
| gfx::Rect GetClientAreaBoundsInScreen() const override; |
| gfx::Rect GetRestoredBounds() const override; |
| std::string GetWorkspace() const override; |
| gfx::Rect GetWorkAreaBoundsInScreen() const override; |
| void SetShape(std::unique_ptr<Widget::ShapeRects> native_shape) override; |
| void Activate() override; |
| void Deactivate() override; |
| bool IsActive() const override; |
| void Maximize() override; |
| void Minimize() override; |
| void Restore() override; |
| bool IsMaximized() const override; |
| bool IsMinimized() const override; |
| bool HasCapture() const override; |
| void SetAlwaysOnTop(bool always_on_top) override; |
| bool IsAlwaysOnTop() const override; |
| void SetVisibleOnAllWorkspaces(bool always_visible) override; |
| bool IsVisibleOnAllWorkspaces() const override; |
| bool SetWindowTitle(const base::string16& title) override; |
| void ClearNativeFocus() override; |
| Widget::MoveLoopResult RunMoveLoop( |
| const gfx::Vector2d& drag_offset, |
| Widget::MoveLoopSource source, |
| Widget::MoveLoopEscapeBehavior escape_behavior) override; |
| void EndMoveLoop() override; |
| void SetVisibilityChangedAnimationsEnabled(bool value) override; |
| NonClientFrameView* CreateNonClientFrameView() override; |
| bool ShouldUseNativeFrame() const override; |
| bool ShouldWindowContentsBeTransparent() const override; |
| void FrameTypeChanged() override; |
| void SetFullscreen(bool fullscreen) override; |
| bool IsFullscreen() const override; |
| void SetOpacity(float opacity) override; |
| void SetAspectRatio(const gfx::SizeF& aspect_ratio) override; |
| void SetWindowIcons(const gfx::ImageSkia& window_icon, |
| const gfx::ImageSkia& app_icon) override; |
| void InitModalType(ui::ModalType modal_type) override; |
| void FlashFrame(bool flash_frame) override; |
| bool IsAnimatingClosed() const override; |
| bool IsTranslucentWindowOpacitySupported() const override; |
| void SizeConstraintsChanged() override; |
| bool ShouldUpdateWindowTransparency() const override; |
| bool ShouldUseDesktopNativeCursorManager() const override; |
| bool ShouldCreateVisibilityController() const override; |
| |
| // Overridden from aura::WindowTreeHost: |
| ui::EventSource* GetEventSource() override; |
| gfx::AcceleratedWidget GetAcceleratedWidget() override; |
| void ShowImpl() override; |
| void HideImpl() override; |
| gfx::Rect GetBoundsInPixels() const override; |
| void SetBoundsInPixels( |
| const gfx::Rect& bounds, |
| const viz::LocalSurfaceIdAllocation& local_surface_id_allocation = |
| viz::LocalSurfaceIdAllocation()) override; |
| gfx::Point GetLocationOnScreenInPixels() const override; |
| void SetCapture() override; |
| void ReleaseCapture() override; |
| bool CaptureSystemKeyEventsImpl( |
| base::Optional<base::flat_set<ui::DomCode>> dom_codes) override; |
| void ReleaseSystemKeyEventCapture() override; |
| bool IsKeyLocked(ui::DomCode dom_code) override; |
| base::flat_map<std::string, std::string> GetKeyboardLayoutMap() override; |
| void SetCursorNative(gfx::NativeCursor cursor) override; |
| void OnCursorVisibilityChangedNative(bool show) override; |
| void MoveCursorToScreenLocationInPixels( |
| const gfx::Point& location_in_pixels) override; |
| |
| // Overridden from aura::client::AnimationHost |
| void SetHostTransitionOffsets( |
| const gfx::Vector2d& top_left_delta, |
| const gfx::Vector2d& bottom_right_delta) override; |
| void OnWindowHidingAnimationCompleted() override; |
| |
| // Overridden from HWNDMessageHandlerDelegate: |
| ui::InputMethod* GetHWNDMessageDelegateInputMethod() override; |
| bool HasNonClientView() const override; |
| FrameMode GetFrameMode() const override; |
| bool HasFrame() const override; |
| void SchedulePaint() override; |
| void SetAlwaysRenderAsActive(bool always_render_as_active) override; |
| bool IsAlwaysRenderAsActive() override; |
| bool CanResize() const override; |
| bool CanMaximize() const override; |
| bool CanMinimize() const override; |
| bool CanActivate() const override; |
| bool WantsMouseEventsWhenInactive() const override; |
| bool WidgetSizeIsClientSize() const override; |
| bool IsModal() const override; |
| int GetInitialShowState() const override; |
| bool WillProcessWorkAreaChange() const override; |
| int GetNonClientComponent(const gfx::Point& point) const override; |
| void GetWindowMask(const gfx::Size& size, SkPath* path) override; |
| bool GetClientAreaInsets(gfx::Insets* insets, |
| HMONITOR monitor) const override; |
| void GetMinMaxSize(gfx::Size* min_size, gfx::Size* max_size) const override; |
| gfx::Size GetRootViewSize() const override; |
| gfx::Size DIPToScreenSize(const gfx::Size& dip_size) const override; |
| void ResetWindowControls() override; |
| gfx::NativeViewAccessible GetNativeViewAccessible() override; |
| void HandleAppDeactivated() override; |
| void HandleActivationChanged(bool active) override; |
| bool HandleAppCommand(short command) override; |
| void HandleCancelMode() override; |
| void HandleCaptureLost() override; |
| void HandleClose() override; |
| bool HandleCommand(int command) override; |
| void HandleAccelerator(const ui::Accelerator& accelerator) override; |
| void HandleCreate() override; |
| void HandleDestroying() override; |
| void HandleDestroyed() override; |
| bool HandleInitialFocus(ui::WindowShowState show_state) override; |
| void HandleDisplayChange() override; |
| void HandleBeginWMSizeMove() override; |
| void HandleEndWMSizeMove() override; |
| void HandleMove() override; |
| void HandleWorkAreaChanged() override; |
| void HandleVisibilityChanging(bool visible) override; |
| void HandleVisibilityChanged(bool visible) override; |
| void HandleWindowMinimizedOrRestored(bool restored) override; |
| void HandleClientSizeChanged(const gfx::Size& new_size) override; |
| void HandleFrameChanged() override; |
| void HandleNativeFocus(HWND last_focused_window) override; |
| void HandleNativeBlur(HWND focused_window) override; |
| bool HandleMouseEvent(ui::MouseEvent* event) override; |
| void HandleKeyEvent(ui::KeyEvent* event) override; |
| void HandleTouchEvent(ui::TouchEvent* event) override; |
| bool HandleIMEMessage(UINT message, |
| WPARAM w_param, |
| LPARAM l_param, |
| LRESULT* result) override; |
| void HandleInputLanguageChange(DWORD character_set, |
| HKL input_language_id) override; |
| void HandlePaintAccelerated(const gfx::Rect& invalid_rect) override; |
| bool HandleTooltipNotify(int w_param, |
| NMHDR* l_param, |
| LRESULT* l_result) override; |
| void HandleMenuLoop(bool in_menu_loop) override; |
| bool PreHandleMSG(UINT message, |
| WPARAM w_param, |
| LPARAM l_param, |
| LRESULT* result) override; |
| void PostHandleMSG(UINT message, WPARAM w_param, LPARAM l_param) override; |
| bool HandleScrollEvent(ui::ScrollEvent* event) override; |
| bool HandleGestureEvent(ui::GestureEvent* event) override; |
| void HandleWindowSizeChanging() override; |
| void HandleWindowSizeUnchanged() override; |
| void HandleWindowScaleFactorChanged(float window_scale_factor) override; |
| |
| Widget* GetWidget(); |
| const Widget* GetWidget() const; |
| HWND GetHWND() const; |
| |
| private: |
| void SetWindowTransparency(); |
| |
| // Returns true if a modal window is active in the current root window chain. |
| bool IsModalWindowActive() const; |
| |
| // Called whenever the HWND resizes or moves, to see if the nearest HMONITOR |
| // has changed, and, if so, inform the aura::WindowTreeHost. |
| void CheckForMonitorChange(); |
| |
| // Accessor for DesktopNativeWidgetAura::content_window(). |
| aura::Window* content_window(); |
| |
| HMONITOR last_monitor_from_window_ = nullptr; |
| |
| std::unique_ptr<HWNDMessageHandler> message_handler_; |
| std::unique_ptr<aura::client::FocusClient> focus_client_; |
| |
| // TODO(beng): Consider providing an interface to DesktopNativeWidgetAura |
| // instead of providing this route back to Widget. |
| internal::NativeWidgetDelegate* native_widget_delegate_; |
| |
| DesktopNativeWidgetAura* desktop_native_widget_aura_; |
| |
| // Owned by DesktopNativeWidgetAura. |
| DesktopDragDropClientWin* drag_drop_client_; |
| |
| // When certain windows are being shown, we augment the window size |
| // temporarily for animation. The following two members contain the top left |
| // and bottom right offsets which are used to enlarge the window. |
| gfx::Vector2d window_expansion_top_left_delta_; |
| gfx::Vector2d window_expansion_bottom_right_delta_; |
| |
| // Windows are enlarged to be at least 64x64 pixels, so keep track of the |
| // extra added here. |
| gfx::Vector2d window_enlargement_; |
| |
| // Whether the window close should be converted to a hide, and then actually |
| // closed on the completion of the hide animation. This is cached because |
| // the property is set on the contained window which has a shorter lifetime. |
| bool should_animate_window_close_; |
| |
| // When Close()d and animations are being applied to this window, the close |
| // of the window needs to be deferred to when the close animation is |
| // completed. This variable indicates that a Close was converted to a Hide, |
| // so that when the Hide is completed the host window should be closed. |
| bool pending_close_; |
| |
| // True if the widget is going to have a non_client_view. We cache this value |
| // rather than asking the Widget for the non_client_view so that we know at |
| // Init time, before the Widget has created the NonClientView. |
| bool has_non_client_view_; |
| |
| // True if the window should have the frame removed. |
| bool remove_standard_frame_; |
| |
| // Owned by TooltipController, but we need to forward events to it so we keep |
| // a reference. |
| corewm::TooltipWin* tooltip_; |
| |
| // Visibility of the cursor. On Windows we can have multiple root windows and |
| // the implementation of ::ShowCursor() is based on a counter, so making this |
| // member static ensures that ::ShowCursor() is always called exactly once |
| // whenever the cursor visibility state changes. |
| static bool is_cursor_visible_; |
| |
| // Captures system key events when keyboard lock is requested. |
| std::unique_ptr<ui::KeyboardHook> keyboard_hook_; |
| |
| std::unique_ptr<wm::ScopedTooltipDisabler> tooltip_disabler_; |
| |
| // Indicates if current window will receive mouse events when should not |
| // become activated. |
| bool wants_mouse_events_when_inactive_ = false; |
| |
| DISALLOW_COPY_AND_ASSIGN(DesktopWindowTreeHostWin); |
| }; |
| |
| } // namespace views |
| |
| #endif // UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_WINDOW_TREE_HOST_WIN_H_ |