| // 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_X11_H_ |
| #define UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_WINDOW_TREE_HOST_X11_H_ |
| |
| #include <X11/extensions/shape.h> |
| #include <X11/Xlib.h> |
| |
| #include "base/basictypes.h" |
| #include "base/cancelable_callback.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/observer_list.h" |
| #include "ui/aura/window_tree_host.h" |
| #include "ui/base/cursor/cursor_loader_x11.h" |
| #include "ui/events/event_source.h" |
| #include "ui/events/platform/platform_event_dispatcher.h" |
| #include "ui/gfx/insets.h" |
| #include "ui/gfx/rect.h" |
| #include "ui/gfx/size.h" |
| #include "ui/gfx/x/x11_atom_cache.h" |
| #include "ui/views/views_export.h" |
| #include "ui/views/widget/desktop_aura/desktop_window_tree_host.h" |
| |
| namespace gfx { |
| class ImageSkia; |
| class ImageSkiaRep; |
| } |
| |
| namespace ui { |
| class EventHandler; |
| } |
| |
| namespace views { |
| class DesktopDragDropClientAuraX11; |
| class DesktopDispatcherClient; |
| class DesktopWindowTreeHostObserverX11; |
| class X11DesktopWindowMoveClient; |
| class X11WindowEventFilter; |
| |
| class VIEWS_EXPORT DesktopWindowTreeHostX11 |
| : public DesktopWindowTreeHost, |
| public aura::WindowTreeHost, |
| public ui::EventSource, |
| public ui::PlatformEventDispatcher { |
| public: |
| DesktopWindowTreeHostX11( |
| internal::NativeWidgetDelegate* native_widget_delegate, |
| DesktopNativeWidgetAura* desktop_native_widget_aura); |
| ~DesktopWindowTreeHostX11() override; |
| |
| // A way of converting an X11 |xid| host window into a |content_window_|. |
| static aura::Window* GetContentWindowForXID(XID xid); |
| |
| // A way of converting an X11 |xid| host window into this object. |
| static DesktopWindowTreeHostX11* GetHostForXID(XID xid); |
| |
| // Get all open top-level windows. This includes windows that may not be |
| // visible. This list is sorted in their stacking order, i.e. the first window |
| // is the topmost window. |
| static std::vector<aura::Window*> GetAllOpenWindows(); |
| |
| // Returns the current bounds in terms of the X11 Root Window. |
| gfx::Rect GetX11RootWindowBounds() const; |
| |
| // Returns the current bounds in terms of the X11 Root Window including the |
| // borders provided by the window manager (if any). |
| gfx::Rect GetX11RootWindowOuterBounds() const; |
| |
| // Returns the window shape if the window is not rectangular. Returns NULL |
| // otherwise. |
| ::Region GetWindowShape() const; |
| |
| // Called by X11DesktopHandler to notify us that the native windowing system |
| // has changed our activation. |
| void HandleNativeWidgetActivationChanged(bool active); |
| |
| void AddObserver(views::DesktopWindowTreeHostObserverX11* observer); |
| void RemoveObserver(views::DesktopWindowTreeHostObserverX11* observer); |
| |
| // Swaps the current handler for events in the non client view with |handler|. |
| void SwapNonClientEventHandler(scoped_ptr<ui::EventHandler> handler); |
| |
| // Deallocates the internal list of open windows. |
| static void CleanUpWindowList(); |
| |
| protected: |
| // Overridden from DesktopWindowTreeHost: |
| void Init(aura::Window* content_window, |
| const Widget::InitParams& params) override; |
| void OnNativeWidgetCreated(const Widget::InitParams& params) override; |
| scoped_ptr<corewm::Tooltip> CreateTooltip() override; |
| scoped_ptr<aura::client::DragDropClient> CreateDragDropClient( |
| DesktopNativeCursorManager* cursor_manager) override; |
| void Close() override; |
| void CloseNow() override; |
| aura::WindowTreeHost* AsWindowTreeHost() override; |
| void ShowWindowWithState(ui::WindowShowState show_state) override; |
| void ShowMaximizedWithBounds(const gfx::Rect& restored_bounds) override; |
| bool IsVisible() const override; |
| void SetSize(const gfx::Size& requested_size) 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; |
| gfx::Rect GetWorkAreaBoundsInScreen() const override; |
| void SetShape(gfx::NativeRegion native_region) 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 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; |
| bool ShouldUseNativeFrame() const override; |
| bool ShouldWindowContentsBeTransparent() const override; |
| void FrameTypeChanged() override; |
| void SetFullscreen(bool fullscreen) override; |
| bool IsFullscreen() const override; |
| void SetOpacity(unsigned char opacity) 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; |
| void OnRootViewLayout() override; |
| void OnNativeWidgetFocus() override; |
| void OnNativeWidgetBlur() override; |
| bool IsAnimatingClosed() const override; |
| bool IsTranslucentWindowOpacitySupported() const override; |
| void SizeConstraintsChanged() override; |
| |
| // Overridden from aura::WindowTreeHost: |
| ui::EventSource* GetEventSource() override; |
| gfx::AcceleratedWidget GetAcceleratedWidget() override; |
| void Show() override; |
| void Hide() override; |
| gfx::Rect GetBounds() const override; |
| void SetBounds(const gfx::Rect& requested_bounds) override; |
| gfx::Point GetLocationOnNativeScreen() const override; |
| void SetCapture() override; |
| void ReleaseCapture() override; |
| void SetCursorNative(gfx::NativeCursor cursor) override; |
| void MoveCursorToNative(const gfx::Point& location) override; |
| void OnCursorVisibilityChangedNative(bool show) override; |
| |
| // Overridden frm ui::EventSource |
| ui::EventProcessor* GetEventProcessor() override; |
| |
| private: |
| // Initializes our X11 surface to draw on. This method performs all |
| // initialization related to talking to the X11 server. |
| void InitX11Window(const Widget::InitParams& params); |
| |
| // Creates an aura::WindowEventDispatcher to contain the |content_window|, |
| // along with all aura client objects that direct behavior. |
| aura::WindowEventDispatcher* InitDispatcher(const Widget::InitParams& params); |
| |
| // Adjusts |requested_size| to avoid the WM "feature" where setting the |
| // window size to the monitor size causes the WM to set the EWMH for |
| // fullscreen. |
| gfx::Size AdjustSize(const gfx::Size& requested_size); |
| |
| // Called when |xwindow_|'s _NET_WM_STATE property is updated. |
| void OnWMStateUpdated(); |
| |
| // Called when |xwindow_|'s _NET_FRAME_EXTENTS property is updated. |
| void OnFrameExtentsUpdated(); |
| |
| // Updates |xwindow_|'s minimum and maximum size. |
| void UpdateMinAndMaxSize(); |
| |
| // Updates |xwindow_|'s _NET_WM_USER_TIME if |xwindow_| is active. |
| void UpdateWMUserTime(const ui::PlatformEvent& event); |
| |
| // Sends a message to the x11 window manager, enabling or disabling the |
| // states |state1| and |state2|. |
| void SetWMSpecState(bool enabled, ::Atom state1, ::Atom state2); |
| |
| // Checks if the window manager has set a specific state. |
| bool HasWMSpecProperty(const char* property) const; |
| |
| // Sets whether the window's borders are provided by the window manager. |
| void SetUseNativeFrame(bool use_native_frame); |
| |
| // Dispatches a mouse event, taking mouse capture into account. If a |
| // different host has capture, we translate the event to its coordinate space |
| // and dispatch it to that host instead. |
| void DispatchMouseEvent(ui::MouseEvent* event); |
| |
| // Dispatches a touch event, taking capture into account. If a different host |
| // has capture, then touch-press events are translated to its coordinate space |
| // and dispatched to that host instead. |
| void DispatchTouchEvent(ui::TouchEvent* event); |
| |
| // Resets the window region for the current widget bounds if necessary. |
| void ResetWindowRegion(); |
| |
| // Serializes an image to the format used by _NET_WM_ICON. |
| void SerializeImageRepresentation(const gfx::ImageSkiaRep& rep, |
| std::vector<unsigned long>* data); |
| |
| // Returns an 8888 ARGB visual. Can return NULL if there is no matching |
| // visual on this display. |
| Visual* GetARGBVisual(); |
| |
| // See comment for variable open_windows_. |
| static std::list<XID>& open_windows(); |
| |
| // Map the window (shows it) taking into account the given |show_state|. |
| void MapWindow(ui::WindowShowState show_state); |
| |
| void SetWindowTransparency(); |
| |
| // Relayout the widget's client and non-client views. |
| void Relayout(); |
| |
| // ui::PlatformEventDispatcher: |
| bool CanDispatchEvent(const ui::PlatformEvent& event) override; |
| uint32_t DispatchEvent(const ui::PlatformEvent& event) override; |
| |
| void DelayedResize(const gfx::Size& size); |
| |
| // X11 things |
| // The display and the native X window hosting the root window. |
| XDisplay* xdisplay_; |
| ::Window xwindow_; |
| |
| // The native root window. |
| ::Window x_root_window_; |
| |
| ui::X11AtomCache atom_cache_; |
| |
| // Is the window mapped to the screen? |
| bool window_mapped_; |
| |
| // The bounds of |xwindow_|. |
| gfx::Rect bounds_; |
| |
| // Whenever the bounds are set, we keep the previous set of bounds around so |
| // we can have a better chance of getting the real |restored_bounds_|. Window |
| // managers tend to send a Configure message with the maximized bounds, and |
| // then set the window maximized property. (We don't rely on this for when we |
| // request that the window be maximized, only when we detect that some other |
| // process has requested that we become the maximized window.) |
| gfx::Rect previous_bounds_; |
| |
| // The bounds of our window before we were maximized. |
| gfx::Rect restored_bounds_; |
| |
| // |xwindow_|'s minimum size. |
| gfx::Size min_size_; |
| |
| // |xwindow_|'s maximum size. |
| gfx::Size max_size_; |
| |
| // The window manager state bits. |
| std::set< ::Atom> window_properties_; |
| |
| // Whether |xwindow_| was requested to be fullscreen via SetFullscreen(). |
| bool is_fullscreen_; |
| |
| // True if the window should stay on top of most other windows. |
| bool is_always_on_top_; |
| |
| // True if the window has title-bar / borders provided by the window manager. |
| bool use_native_frame_; |
| |
| // True if a Maximize() call should be done after mapping the window. |
| bool should_maximize_after_map_; |
| |
| // Whether we used an ARGB visual for our window. |
| bool use_argb_visual_; |
| |
| DesktopDragDropClientAuraX11* drag_drop_client_; |
| |
| scoped_ptr<ui::EventHandler> x11_non_client_event_filter_; |
| scoped_ptr<X11DesktopWindowMoveClient> x11_window_move_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_; |
| |
| aura::Window* content_window_; |
| |
| // We can optionally have a parent which can order us to close, or own |
| // children who we're responsible for closing when we CloseNow(). |
| DesktopWindowTreeHostX11* window_parent_; |
| std::set<DesktopWindowTreeHostX11*> window_children_; |
| |
| ObserverList<DesktopWindowTreeHostObserverX11> observer_list_; |
| |
| // The window shape if the window is non-rectangular. |
| ::Region window_shape_; |
| |
| // Whether |window_shape_| was set via SetShape(). |
| bool custom_window_shape_; |
| |
| // The size of the window manager provided borders (if any). |
| gfx::Insets native_window_frame_borders_; |
| |
| // The current DesktopWindowTreeHostX11 which has capture. Set synchronously |
| // when capture is requested via SetCapture(). |
| static DesktopWindowTreeHostX11* g_current_capture; |
| |
| // A list of all (top-level) windows that have been created but not yet |
| // destroyed. |
| static std::list<XID>* open_windows_; |
| |
| base::string16 window_title_; |
| |
| // Whether we currently are flashing our frame. This feature is implemented |
| // by setting the urgency hint with the window manager, which can draw |
| // attention to the window or completely ignore the hint. We stop flashing |
| // the frame when |xwindow_| gains focus or handles a mouse button event. |
| bool urgency_hint_set_; |
| |
| base::CancelableCallback<void()> delayed_resize_task_; |
| |
| base::WeakPtrFactory<DesktopWindowTreeHostX11> close_widget_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DesktopWindowTreeHostX11); |
| }; |
| |
| } // namespace views |
| |
| #endif // UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_WINDOW_TREE_HOST_X11_H_ |