ui/platform_window/x11/x11_window.h

   1 // Copyright 2014 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.
   4
   5 #ifndef UI_PLATFORM_WINDOW_X11_X11_WINDOW_H_
   6 #define UI_PLATFORM_WINDOW_X11_X11_WINDOW_H_
   7
   8 #include "ui/events/platform/platform_event_dispatcher.h"
   9 #include "ui/gfx/geometry/rect.h"
  10 #include "ui/gfx/x/x11_atom_cache.h"
  11 #include "ui/platform_window/platform_window.h"
  12 #include "ui/platform_window/platform_window_delegate.h"
  13 #include "ui/platform_window/x11/x11_window_export.h"
  14
  15 typedef struct _XDisplay XDisplay;
  16 typedef unsigned long XID;
  17
  18 namespace ui {
  19
  20 class X11_WINDOW_EXPORT X11Window : public PlatformWindow,
  21                                     public PlatformEventDispatcher {
  22  public:
  23   explicit X11Window(PlatformWindowDelegate* delegate);
  24   ~X11Window() override;
  25
  26  private:
  27   void Destroy();
  28
  29   void ProcessXInput2Event(XEvent* xevent);
  30
  31   // PlatformWindow:
  32   void Show() override;
  33   void Hide() override;
  34   void Close() override;
  35   void SetBounds(const gfx::Rect& bounds) override;
  36   gfx::Rect GetBounds() override;
  37   void SetCapture() override;
  38   void ReleaseCapture() override;
  39   void ToggleFullscreen() override;
  40   void Maximize() override;
  41   void Minimize() override;
  42   void Restore() override;
  43   void SetCursor(PlatformCursor cursor) override;
  44   void MoveCursorTo(const gfx::Point& location) override;
  45   void ConfineCursorToBounds(const gfx::Rect& bounds) override;
  46
  47   // PlatformEventDispatcher:
  48   bool CanDispatchEvent(const PlatformEvent& event) override;
  49   uint32_t DispatchEvent(const PlatformEvent& event) override;
  50
  51   PlatformWindowDelegate* delegate_;
  52
  53   XDisplay* xdisplay_;
  54   XID xwindow_;
  55   XID xroot_window_;
  56   X11AtomCache atom_cache_;
  57
  58   // Setting the bounds is an asynchronous operation in X11. |requested_bounds_|
  59   // is the bounds requested using XConfigureWindow, and |confirmed_bounds_| is
  60   // the bounds the X11 server has set on the window.
  61   gfx::Rect requested_bounds_;
  62   gfx::Rect confirmed_bounds_;
  63
  64   bool window_mapped_;
  65
  66   DISALLOW_COPY_AND_ASSIGN(X11Window);
  67 };
  68
  69 namespace test {
  70
  71 // Sets the value of the |override_redirect| flag when creating an X11 window.
  72 // It is necessary to set this flag on for various tests, otherwise the call to
  73 // X11Window::Show() blocks because it never receives the MapNotify event. It is
  74 // unclear why this is necessary, but might be related to calls to
  75 // XInitThreads().
  76 X11_WINDOW_EXPORT void SetUseOverrideRedirectWindowByDefault(
  77     bool override_redirect);
  78
  79 }  // namespace test
  80
  81 }  // namespace ui
  82
  83 #endif  // UI_PLATFORM_WINDOW_X11_X11_WINDOW_H_