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 #include "chrome/browser/extensions/api/tabs/tabs_windows_api.h" 6 7 #include "base/lazy_instance.h" 8 #include "chrome/browser/extensions/api/tabs/tabs_event_router.h" 9 #include "chrome/browser/extensions/api/tabs/windows_event_router.h" 10 #include "chrome/browser/profiles/profile.h" 11 #include "chrome/common/extensions/api/tabs.h" 12 #include "chrome/common/extensions/api/windows.h" 13 #include "extensions/browser/event_router.h" 14 #include "extensions/browser/extension_system.h" 15 16 namespace extensions { 17 18 TabsWindowsAPI::TabsWindowsAPI(content::BrowserContext* context) 19 : browser_context_(context) { 20 EventRouter* event_router = EventRouter::Get(browser_context_); 21 22 // Tabs API Events. 23 event_router->RegisterObserver(this, api::tabs::OnCreated::kEventName); 24 event_router->RegisterObserver(this, api::tabs::OnUpdated::kEventName); 25 event_router->RegisterObserver(this, api::tabs::OnMoved::kEventName); 26 event_router->RegisterObserver(this, 27 api::tabs::OnSelectionChanged::kEventName); 28 event_router->RegisterObserver(this, api::tabs::OnActiveChanged::kEventName); 29 event_router->RegisterObserver(this, api::tabs::OnActivated::kEventName); 30 event_router->RegisterObserver(this, 31 api::tabs::OnHighlightChanged::kEventName); 32 event_router->RegisterObserver(this, api::tabs::OnHighlighted::kEventName); 33 event_router->RegisterObserver(this, api::tabs::OnDetached::kEventName); 34 event_router->RegisterObserver(this, api::tabs::OnAttached::kEventName); 35 event_router->RegisterObserver(this, api::tabs::OnRemoved::kEventName); 36 event_router->RegisterObserver(this, api::tabs::OnReplaced::kEventName); 37 38 // Windows API Events. 39 event_router->RegisterObserver(this, api::windows::OnCreated::kEventName); 40 event_router->RegisterObserver(this, api::windows::OnRemoved::kEventName); 41 event_router->RegisterObserver(this, 42 api::windows::OnFocusChanged::kEventName); 43 } 44 45 TabsWindowsAPI::~TabsWindowsAPI() { 46 } 47 48 // static 49 TabsWindowsAPI* TabsWindowsAPI::Get(content::BrowserContext* context) { 50 return BrowserContextKeyedAPIFactory<TabsWindowsAPI>::Get(context); 51 } 52 53 TabsEventRouter* TabsWindowsAPI::tabs_event_router() { 54 if (!tabs_event_router_.get()) 55 tabs_event_router_.reset( 56 new TabsEventRouter(Profile::FromBrowserContext(browser_context_))); 57 return tabs_event_router_.get(); 58 } 59 60 WindowsEventRouter* TabsWindowsAPI::windows_event_router() { 61 if (!windows_event_router_) 62 windows_event_router_.reset( 63 new WindowsEventRouter(Profile::FromBrowserContext(browser_context_))); 64 return windows_event_router_.get(); 65 } 66 67 void TabsWindowsAPI::Shutdown() { 68 EventRouter::Get(browser_context_)->UnregisterObserver(this); 69 } 70 71 static base::LazyInstance<BrowserContextKeyedAPIFactory<TabsWindowsAPI> > 72 g_factory = LAZY_INSTANCE_INITIALIZER; 73 74 BrowserContextKeyedAPIFactory<TabsWindowsAPI>* 75 TabsWindowsAPI::GetFactoryInstance() { 76 return g_factory.Pointer(); 77 } 78 79 void TabsWindowsAPI::OnListenerAdded(const EventListenerInfo& details) { 80 // Initialize the event routers. 81 tabs_event_router(); 82 windows_event_router(); 83 EventRouter::Get(browser_context_)->UnregisterObserver(this); 84 } 85 86 } // namespace extensions 87