1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef UI_AURA_WINDOW_TREE_HOST_X11_H_
6 #define UI_AURA_WINDOW_TREE_HOST_X11_H_
8 #include "base/memory/scoped_ptr.h"
9 #include "ui/aura/aura_export.h"
10 #include "ui/aura/window_tree_host.h"
11 #include "ui/events/event_source.h"
12 #include "ui/events/platform/platform_event_dispatcher.h"
13 #include "ui/gfx/insets.h"
14 #include "ui/gfx/rect.h"
15 #include "ui/gfx/x/x11_atom_cache.h"
17 // X forward decls to avoid including Xlib.h in a header file.
18 typedef struct _XDisplay XDisplay;
19 typedef unsigned long XID;
29 class TouchEventCalibrate;
32 class AURA_EXPORT WindowTreeHostX11 : public WindowTreeHost,
33 public ui::EventSource,
34 public ui::PlatformEventDispatcher {
37 explicit WindowTreeHostX11(const gfx::Rect& bounds);
38 virtual ~WindowTreeHostX11();
40 // ui::PlatformEventDispatcher:
41 virtual bool CanDispatchEvent(const ui::PlatformEvent& event) OVERRIDE;
42 virtual uint32_t DispatchEvent(const ui::PlatformEvent& event) OVERRIDE;
45 virtual ui::EventSource* GetEventSource() OVERRIDE;
46 virtual gfx::AcceleratedWidget GetAcceleratedWidget() OVERRIDE;
47 virtual void Show() OVERRIDE;
48 virtual void Hide() OVERRIDE;
49 virtual gfx::Rect GetBounds() const OVERRIDE;
50 virtual void SetBounds(const gfx::Rect& bounds) OVERRIDE;
51 virtual gfx::Point GetLocationOnNativeScreen() const OVERRIDE;
52 virtual void SetCapture() OVERRIDE;
53 virtual void ReleaseCapture() OVERRIDE;
54 virtual void PostNativeEvent(const base::NativeEvent& event) OVERRIDE;
55 virtual void SetCursorNative(gfx::NativeCursor cursor_type) OVERRIDE;
56 virtual void MoveCursorToNative(const gfx::Point& location) OVERRIDE;
57 virtual void OnCursorVisibilityChangedNative(bool show) OVERRIDE;
59 // ui::EventSource overrides.
60 virtual ui::EventProcessor* GetEventProcessor() OVERRIDE;
63 // Called when X Configure Notify event is recevied.
64 virtual void OnConfigureNotify();
66 // Translates the native mouse location into screen coordinates and
67 // dispatches the event via WindowEventDispatcher.
68 virtual void TranslateAndDispatchLocatedEvent(ui::LocatedEvent* event);
70 ::Window x_root_window() { return x_root_window_; }
71 XDisplay* xdisplay() { return xdisplay_; }
72 const gfx::Rect bounds() const { return bounds_; }
73 ui::X11AtomCache* atom_cache() { return &atom_cache_; }
76 // Dispatches XI2 events. Note that some events targetted for the X root
77 // window are dispatched to the aura root window (e.g. touch events after
79 void DispatchXI2Event(const base::NativeEvent& event);
81 // Sets the cursor on |xwindow_| to |cursor|. Does not check or update
83 void SetCursorInternal(gfx::NativeCursor cursor);
85 // The display and the native X window hosting the root window.
89 // The native root window.
90 ::Window x_root_window_;
92 // Current Aura cursor.
93 gfx::NativeCursor current_cursor_;
95 // Is the window mapped to the screen?
98 // The bounds of |xwindow_|.
101 scoped_ptr<internal::TouchEventCalibrate> touch_calibrate_;
103 ui::X11AtomCache atom_cache_;
105 DISALLOW_COPY_AND_ASSIGN(WindowTreeHostX11);
110 // Set the default value of the override redirect flag used to
111 // create a X window for WindowTreeHostX11.
112 AURA_EXPORT void SetUseOverrideRedirectWindowByDefault(bool override_redirect);
117 #endif // UI_AURA_WINDOW_TREE_HOST_X11_H_