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_MOUSE_WATCHER_VIEW_HOST_H_ 6#define UI_VIEWS_MOUSE_WATCHER_VIEW_HOST_H_ 7 8#include "ui/views/mouse_watcher.h" 9 10namespace views { 11 12class View; 13 14class VIEWS_EXPORT MouseWatcherViewHost : public MouseWatcherHost { 15 public: 16 // Creates a new MouseWatcherViewHost. |hot_zone_insets| is added to the 17 // bounds of the view to determine the active zone. For example, if 18 // |hot_zone_insets.bottom()| is 10, then the listener is not notified if 19 // the y coordinate is between the origin of the view and height of the view 20 // plus 10. 21 MouseWatcherViewHost(View* view, const gfx::Insets& hot_zone_insets); 22 virtual ~MouseWatcherViewHost(); 23 24 // MouseWatcherHost. 25 virtual bool Contains(const gfx::Point& screen_point, 26 MouseEventType type) OVERRIDE; 27 28 private: 29 bool IsCursorInViewZone(const gfx::Point& screen_point); 30 bool IsMouseOverWindow(); 31 32 // View we're listening for events over. 33 View* view_; 34 // Insets added to the bounds of the view. 35 const gfx::Insets hot_zone_insets_; 36 37 DISALLOW_COPY_AND_ASSIGN(MouseWatcherViewHost); 38}; 39 40} // namespace views 41 42#endif // UI_VIEWS_MOUSE_WATCHER_VIEW_HOST_H_ 43