| // 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/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/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 X11ScopedCapture; |
| 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); |
| virtual ~DesktopWindowTreeHostX11(); |
| |
| // 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: |
| virtual void Init(aura::Window* content_window, |
| const Widget::InitParams& params) OVERRIDE; |
| virtual void OnNativeWidgetCreated(const Widget::InitParams& params) OVERRIDE; |
| virtual scoped_ptr<corewm::Tooltip> CreateTooltip() OVERRIDE; |
| virtual scoped_ptr<aura::client::DragDropClient> |
| CreateDragDropClient(DesktopNativeCursorManager* cursor_manager) OVERRIDE; |
| virtual void Close() OVERRIDE; |
| virtual void CloseNow() OVERRIDE; |
| virtual aura::WindowTreeHost* AsWindowTreeHost() OVERRIDE; |
| virtual void ShowWindowWithState(ui::WindowShowState show_state) OVERRIDE; |
| virtual void ShowMaximizedWithBounds( |
| const gfx::Rect& restored_bounds) OVERRIDE; |
| virtual bool IsVisible() const OVERRIDE; |
| virtual void SetSize(const gfx::Size& size) OVERRIDE; |
| virtual void StackAtTop() OVERRIDE; |
| virtual void CenterWindow(const gfx::Size& size) OVERRIDE; |
| virtual void GetWindowPlacement( |
| gfx::Rect* bounds, |
| ui::WindowShowState* show_state) const OVERRIDE; |
| virtual gfx::Rect GetWindowBoundsInScreen() const OVERRIDE; |
| virtual gfx::Rect GetClientAreaBoundsInScreen() const OVERRIDE; |
| virtual gfx::Rect GetRestoredBounds() const OVERRIDE; |
| virtual gfx::Rect GetWorkAreaBoundsInScreen() const OVERRIDE; |
| virtual void SetShape(gfx::NativeRegion native_region) OVERRIDE; |
| virtual void Activate() OVERRIDE; |
| virtual void Deactivate() OVERRIDE; |
| virtual bool IsActive() const OVERRIDE; |
| virtual void Maximize() OVERRIDE; |
| virtual void Minimize() OVERRIDE; |
| virtual void Restore() OVERRIDE; |
| virtual bool IsMaximized() const OVERRIDE; |
| virtual bool IsMinimized() const OVERRIDE; |
| virtual bool HasCapture() const OVERRIDE; |
| virtual void SetAlwaysOnTop(bool always_on_top) OVERRIDE; |
| virtual bool IsAlwaysOnTop() const OVERRIDE; |
| virtual void SetVisibleOnAllWorkspaces(bool always_visible) OVERRIDE; |
| virtual bool SetWindowTitle(const base::string16& title) OVERRIDE; |
| virtual void ClearNativeFocus() OVERRIDE; |
| virtual Widget::MoveLoopResult RunMoveLoop( |
| const gfx::Vector2d& drag_offset, |
| Widget::MoveLoopSource source, |
| Widget::MoveLoopEscapeBehavior escape_behavior) OVERRIDE; |
| virtual void EndMoveLoop() OVERRIDE; |
| virtual void SetVisibilityChangedAnimationsEnabled(bool value) OVERRIDE; |
| virtual bool ShouldUseNativeFrame() const OVERRIDE; |
| virtual bool ShouldWindowContentsBeTransparent() const OVERRIDE; |
| virtual void FrameTypeChanged() OVERRIDE; |
| virtual void SetFullscreen(bool fullscreen) OVERRIDE; |
| virtual bool IsFullscreen() const OVERRIDE; |
| virtual void SetOpacity(unsigned char opacity) OVERRIDE; |
| virtual void SetWindowIcons(const gfx::ImageSkia& window_icon, |
| const gfx::ImageSkia& app_icon) OVERRIDE; |
| virtual void InitModalType(ui::ModalType modal_type) OVERRIDE; |
| virtual void FlashFrame(bool flash_frame) OVERRIDE; |
| virtual void OnRootViewLayout() const OVERRIDE; |
| virtual void OnNativeWidgetFocus() OVERRIDE; |
| virtual void OnNativeWidgetBlur() OVERRIDE; |
| virtual bool IsAnimatingClosed() const OVERRIDE; |
| virtual bool IsTranslucentWindowOpacitySupported() const OVERRIDE; |
| |
| // Overridden from aura::WindowTreeHost: |
| virtual ui::EventSource* GetEventSource() OVERRIDE; |
| virtual gfx::AcceleratedWidget GetAcceleratedWidget() OVERRIDE; |
| virtual void Show() OVERRIDE; |
| virtual void Hide() OVERRIDE; |
| virtual gfx::Rect GetBounds() const OVERRIDE; |
| virtual void SetBounds(const gfx::Rect& bounds) OVERRIDE; |
| virtual gfx::Point GetLocationOnNativeScreen() const OVERRIDE; |
| virtual void SetCapture() OVERRIDE; |
| virtual void ReleaseCapture() OVERRIDE; |
| virtual void PostNativeEvent(const base::NativeEvent& native_event) OVERRIDE; |
| virtual void OnDeviceScaleFactorChanged(float device_scale_factor) OVERRIDE; |
| virtual void SetCursorNative(gfx::NativeCursor cursor) OVERRIDE; |
| virtual void MoveCursorToNative(const gfx::Point& location) OVERRIDE; |
| virtual void OnCursorVisibilityChangedNative(bool show) OVERRIDE; |
| |
| // Overridden frm ui::EventSource |
| virtual 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); |
| |
| // 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 _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); |
| |
| // Called when another DRWHL takes capture, or when capture is released |
| // entirely. |
| void OnCaptureReleased(); |
| |
| // 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: |
| virtual bool CanDispatchEvent(const ui::PlatformEvent& event) OVERRIDE; |
| virtual uint32_t DispatchEvent(const ui::PlatformEvent& event) OVERRIDE; |
| |
| base::WeakPtrFactory<DesktopWindowTreeHostX11> close_widget_factory_; |
| |
| // 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_; |
| |
| // 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_; |
| |
| // Whether we used an ARGB visual for our window. |
| bool use_argb_visual_; |
| |
| scoped_ptr<DesktopDispatcherClient> dispatcher_client_; |
| |
| DesktopDragDropClientAuraX11* drag_drop_client_; |
| |
| // Current Aura cursor. |
| gfx::NativeCursor current_cursor_; |
| |
| 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 root window host that has capture. While X11 has something |
| // like Windows SetCapture()/ReleaseCapture(), it is entirely implicit and |
| // there are no notifications when this changes. We need to track this so we |
| // can notify widgets when they have lost capture, which controls a bunch of |
| // things in views like hiding menus. |
| 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_; |
| |
| scoped_ptr<X11ScopedCapture> x11_capture_; |
| |
| 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_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DesktopWindowTreeHostX11); |
| }; |
| |
| } // namespace views |
| |
| #endif // UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_WINDOW_TREE_HOST_X11_H_ |