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
16namespace extensions {
17
18TabsWindowsAPI::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  event_router->RegisterObserver(this, api::tabs::OnZoomChange::kEventName);
38
39  // Windows API Events.
40  event_router->RegisterObserver(this, api::windows::OnCreated::kEventName);
41  event_router->RegisterObserver(this, api::windows::OnRemoved::kEventName);
42  event_router->RegisterObserver(this,
43                                 api::windows::OnFocusChanged::kEventName);
44}
45
46TabsWindowsAPI::~TabsWindowsAPI() {
47}
48
49// static
50TabsWindowsAPI* TabsWindowsAPI::Get(content::BrowserContext* context) {
51  return BrowserContextKeyedAPIFactory<TabsWindowsAPI>::Get(context);
52}
53
54TabsEventRouter* TabsWindowsAPI::tabs_event_router() {
55  if (!tabs_event_router_.get())
56    tabs_event_router_.reset(
57        new TabsEventRouter(Profile::FromBrowserContext(browser_context_)));
58  return tabs_event_router_.get();
59}
60
61WindowsEventRouter* TabsWindowsAPI::windows_event_router() {
62  if (!windows_event_router_)
63    windows_event_router_.reset(
64        new WindowsEventRouter(Profile::FromBrowserContext(browser_context_)));
65  return windows_event_router_.get();
66}
67
68void TabsWindowsAPI::Shutdown() {
69  EventRouter::Get(browser_context_)->UnregisterObserver(this);
70}
71
72static base::LazyInstance<BrowserContextKeyedAPIFactory<TabsWindowsAPI> >
73    g_factory = LAZY_INSTANCE_INITIALIZER;
74
75BrowserContextKeyedAPIFactory<TabsWindowsAPI>*
76TabsWindowsAPI::GetFactoryInstance() {
77  return g_factory.Pointer();
78}
79
80void TabsWindowsAPI::OnListenerAdded(const EventListenerInfo& details) {
81  // Initialize the event routers.
82  tabs_event_router();
83  windows_event_router();
84  EventRouter::Get(browser_context_)->UnregisterObserver(this);
85}
86
87}  // namespace extensions
88