Change AckEvent into request / response
[chromium-blink-merge.git] / apps / app_lifetime_monitor.cc
blob34aa70112356717eb330f178c5e073e42f69cbe8
1 // Copyright 2013 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.
5 #include "apps/app_lifetime_monitor.h"
7 #include "apps/app_window.h"
8 #include "chrome/browser/chrome_notification_types.h"
9 #include "chrome/browser/profiles/profile.h"
10 #include "content/public/browser/notification_details.h"
11 #include "content/public/browser/notification_service.h"
12 #include "extensions/browser/extension_host.h"
13 #include "extensions/common/extension.h"
15 namespace apps {
17 using extensions::Extension;
18 using extensions::ExtensionHost;
20 AppLifetimeMonitor::AppLifetimeMonitor(Profile* profile)
21 : profile_(profile) {
22 registrar_.Add(
23 this, chrome::NOTIFICATION_EXTENSION_HOST_DID_STOP_LOADING,
24 content::NotificationService::AllSources());
25 registrar_.Add(
26 this, chrome::NOTIFICATION_EXTENSION_HOST_DESTROYED,
27 content::NotificationService::AllSources());
28 registrar_.Add(
29 this, chrome::NOTIFICATION_APP_TERMINATING,
30 content::NotificationService::AllSources());
32 AppWindowRegistry* app_window_registry =
33 AppWindowRegistry::Factory::GetForBrowserContext(profile_,
34 false /* create */);
35 DCHECK(app_window_registry);
36 app_window_registry->AddObserver(this);
39 AppLifetimeMonitor::~AppLifetimeMonitor() {}
41 void AppLifetimeMonitor::AddObserver(Observer* observer) {
42 observers_.AddObserver(observer);
45 void AppLifetimeMonitor::RemoveObserver(Observer* observer) {
46 observers_.RemoveObserver(observer);
49 void AppLifetimeMonitor::Observe(int type,
50 const content::NotificationSource& source,
51 const content::NotificationDetails& details) {
52 switch (type) {
53 case chrome::NOTIFICATION_EXTENSION_HOST_DID_STOP_LOADING: {
54 ExtensionHost* host = content::Details<ExtensionHost>(details).ptr();
55 const Extension* extension = host->extension();
56 if (!extension || !extension->is_platform_app())
57 return;
59 NotifyAppStart(extension->id());
60 break;
63 case chrome::NOTIFICATION_EXTENSION_HOST_DESTROYED: {
64 ExtensionHost* host = content::Details<ExtensionHost>(details).ptr();
65 const Extension* extension = host->extension();
66 if (!extension || !extension->is_platform_app())
67 return;
69 NotifyAppStop(extension->id());
70 break;
73 case chrome::NOTIFICATION_APP_TERMINATING: {
74 NotifyChromeTerminating();
75 break;
80 void AppLifetimeMonitor::OnAppWindowAdded(AppWindow* app_window) {
81 if (app_window->window_type() != AppWindow::WINDOW_TYPE_DEFAULT)
82 return;
84 AppWindowRegistry::AppWindowList windows =
85 AppWindowRegistry::Get(app_window->browser_context())
86 ->GetAppWindowsForApp(app_window->extension_id());
87 if (windows.size() == 1)
88 NotifyAppActivated(app_window->extension_id());
91 void AppLifetimeMonitor::OnAppWindowIconChanged(AppWindow* app_window) {}
93 void AppLifetimeMonitor::OnAppWindowRemoved(AppWindow* app_window) {
94 AppWindowRegistry::AppWindowList windows =
95 AppWindowRegistry::Get(app_window->browser_context())
96 ->GetAppWindowsForApp(app_window->extension_id());
97 if (windows.empty())
98 NotifyAppDeactivated(app_window->extension_id());
101 void AppLifetimeMonitor::Shutdown() {
102 AppWindowRegistry* app_window_registry =
103 AppWindowRegistry::Factory::GetForBrowserContext(profile_,
104 false /* create */);
105 if (app_window_registry)
106 app_window_registry->RemoveObserver(this);
109 void AppLifetimeMonitor::NotifyAppStart(const std::string& app_id) {
110 FOR_EACH_OBSERVER(Observer, observers_, OnAppStart(profile_, app_id));
113 void AppLifetimeMonitor::NotifyAppActivated(const std::string& app_id) {
114 FOR_EACH_OBSERVER(Observer, observers_, OnAppActivated(profile_, app_id));
117 void AppLifetimeMonitor::NotifyAppDeactivated(const std::string& app_id) {
118 FOR_EACH_OBSERVER(Observer, observers_, OnAppDeactivated(profile_, app_id));
121 void AppLifetimeMonitor::NotifyAppStop(const std::string& app_id) {
122 FOR_EACH_OBSERVER(Observer, observers_, OnAppStop(profile_, app_id));
125 void AppLifetimeMonitor::NotifyChromeTerminating() {
126 FOR_EACH_OBSERVER(Observer, observers_, OnChromeTerminating());
129 } // namespace apps