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_VIEWS_WIDGET_DESKTOP_AURA_X11_MOVE_LOOP_DELEGATE_H_
6#define UI_VIEWS_WIDGET_DESKTOP_AURA_X11_MOVE_LOOP_DELEGATE_H_
7
8#include <X11/Xlib.h>
9
10namespace views {
11
12// Receives mouse events while the X11MoveLoop is tracking a drag.
13class X11MoveLoopDelegate {
14 public:
15  // Called when we receive a motion event.
16  virtual void OnMouseMovement(XMotionEvent* event) = 0;
17
18  // Called when the mouse button is released.
19  virtual void OnMouseReleased() = 0;
20
21  // Called when the user has released the mouse button. The move loop will
22  // release the grab after this has been called.
23  virtual void OnMoveLoopEnded() = 0;
24};
25
26}  // namespace views
27
28#endif  // UI_VIEWS_WIDGET_DESKTOP_AURA_X11_MOVE_LOOP_DELEGATE_H_
29