15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2011 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/panels/panel_mouse_watcher.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/panels/panel_mouse_watcher_observer.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gfx/point.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PanelMouseWatcher::PanelMouseWatcher() { 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)PanelMouseWatcher::~PanelMouseWatcher() { 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void PanelMouseWatcher::AddObserver(PanelMouseWatcherObserver* observer) { 17424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) bool already_started = observers_.might_have_observers(); 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) observers_.AddObserver(observer); 19424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (!already_started) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Start(); 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void PanelMouseWatcher::RemoveObserver(PanelMouseWatcherObserver* observer) { 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(observers_.HasObserver(observer)); 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) observers_.RemoveObserver(observer); 26424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) if (!observers_.might_have_observers()) 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Stop(); 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void PanelMouseWatcher::NotifyMouseMovement(const gfx::Point& mouse_position) { 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FOR_EACH_OBSERVER(PanelMouseWatcherObserver, observers_, 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OnMouseMove(mouse_position)); 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 34