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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/ui/panels/panel_mouse_watcher.h" | 5 #include "chrome/browser/ui/panels/panel_mouse_watcher.h" |
6 | 6 |
7 #include "chrome/browser/ui/panels/panel_mouse_watcher_observer.h" | 7 #include "chrome/browser/ui/panels/panel_mouse_watcher_observer.h" |
8 #include "ui/gfx/point.h" | 8 #include "ui/gfx/geometry/point.h" |
9 | 9 |
10 PanelMouseWatcher::PanelMouseWatcher() { | 10 PanelMouseWatcher::PanelMouseWatcher() { |
11 } | 11 } |
12 | 12 |
13 PanelMouseWatcher::~PanelMouseWatcher() { | 13 PanelMouseWatcher::~PanelMouseWatcher() { |
14 } | 14 } |
15 | 15 |
16 void PanelMouseWatcher::AddObserver(PanelMouseWatcherObserver* observer) { | 16 void PanelMouseWatcher::AddObserver(PanelMouseWatcherObserver* observer) { |
17 bool already_started = observers_.might_have_observers(); | 17 bool already_started = observers_.might_have_observers(); |
18 observers_.AddObserver(observer); | 18 observers_.AddObserver(observer); |
19 if (!already_started) | 19 if (!already_started) |
20 Start(); | 20 Start(); |
21 } | 21 } |
22 | 22 |
23 void PanelMouseWatcher::RemoveObserver(PanelMouseWatcherObserver* observer) { | 23 void PanelMouseWatcher::RemoveObserver(PanelMouseWatcherObserver* observer) { |
24 DCHECK(observers_.HasObserver(observer)); | 24 DCHECK(observers_.HasObserver(observer)); |
25 observers_.RemoveObserver(observer); | 25 observers_.RemoveObserver(observer); |
26 if (!observers_.might_have_observers()) | 26 if (!observers_.might_have_observers()) |
27 Stop(); | 27 Stop(); |
28 } | 28 } |
29 | 29 |
30 void PanelMouseWatcher::NotifyMouseMovement(const gfx::Point& mouse_position) { | 30 void PanelMouseWatcher::NotifyMouseMovement(const gfx::Point& mouse_position) { |
31 FOR_EACH_OBSERVER(PanelMouseWatcherObserver, observers_, | 31 FOR_EACH_OBSERVER(PanelMouseWatcherObserver, observers_, |
32 OnMouseMove(mouse_position)); | 32 OnMouseMove(mouse_position)); |
33 } | 33 } |
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