Upstream version 9.38.198.0
[platform/framework/web/crosswalk.git] / src / ui / views / widget / desktop_aura / x11_desktop_window_move_client.h
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.
4
5 #ifndef UI_VIEWS_WIDGET_DESKTOP_AURA_X11_DESKTOP_WINDOW_MOVE_CLIENT_H_
6 #define UI_VIEWS_WIDGET_DESKTOP_AURA_X11_DESKTOP_WINDOW_MOVE_CLIENT_H_
7
8 #include <X11/Xlib.h>
9
10 #include "base/callback.h"
11 #include "base/compiler_specific.h"
12 #include "base/message_loop/message_loop.h"
13 #include "ui/gfx/point.h"
14 #include "ui/views/views_export.h"
15 #include "ui/views/widget/desktop_aura/x11_move_loop_delegate.h"
16 #include "ui/views/widget/desktop_aura/x11_whole_screen_move_loop.h"
17 #include "ui/wm/public/window_move_client.h"
18
19 namespace aura {
20 class WindowTreeHost;
21 }
22
23 namespace views {
24
25 // When we're dragging tabs, we need to manually position our window.
26 class VIEWS_EXPORT X11DesktopWindowMoveClient :
27       public views::X11MoveLoopDelegate,
28       public aura::client::WindowMoveClient {
29  public:
30   X11DesktopWindowMoveClient();
31   virtual ~X11DesktopWindowMoveClient();
32
33   // Overridden from X11WholeScreenMoveLoopDelegate:
34   virtual void OnMouseMovement(XMotionEvent* event) OVERRIDE;
35   virtual void OnMouseReleased() OVERRIDE;
36   virtual void OnMoveLoopEnded() OVERRIDE;
37
38   // Overridden from aura::client::WindowMoveClient:
39   virtual aura::client::WindowMoveResult RunMoveLoop(
40       aura::Window* window,
41       const gfx::Vector2d& drag_offset,
42       aura::client::WindowMoveSource move_source) OVERRIDE;
43   virtual void EndMoveLoop() OVERRIDE;
44
45  private:
46   X11WholeScreenMoveLoop move_loop_;
47
48   // We need to keep track of this so we can actually move it when reacting to
49   // mouse events.
50   aura::WindowTreeHost* host_;
51
52   // Our cursor offset from the top left window origin when the drag
53   // started. Used to calculate the window's new bounds relative to the current
54   // location of the cursor.
55   gfx::Vector2d window_offset_;
56 };
57
58 }  // namespace views
59
60 #endif  // UI_VIEWS_WIDGET_DESKTOP_AURA_X11_DESKTOP_WINDOW_MOVE_CLIENT_H_