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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/ui/webui/chromeos/app_launch_ui.h" | |
6 | |
7 #include "base/values.h" | |
8 #include "chrome/browser/chromeos/app_mode/kiosk_app_manager.h" | |
9 #include "chrome/browser/profiles/profile.h" | |
10 #include "chrome/browser/ui/webui/theme_source.h" | |
11 #include "chrome/common/url_constants.h" | |
12 #include "content/public/browser/web_ui.h" | |
13 #include "content/public/browser/web_ui_data_source.h" | |
14 #include "content/public/browser/web_ui_message_handler.h" | |
15 #include "grit/browser_resources.h" | |
16 #include "grit/chrome_unscaled_resources.h" | |
17 #include "grit/chromium_strings.h" | |
18 #include "grit/generated_resources.h" | |
19 #include "net/base/network_change_notifier.h" | |
20 #include "ui/base/l10n/l10n_util.h" | |
21 #include "ui/base/resource/resource_bundle.h" | |
22 #include "ui/webui/web_ui_util.h" | |
23 | |
24 namespace chromeos { | |
25 | |
26 namespace { | |
27 | |
28 content::WebUIDataSource* CreateWebUIDataSource() { | |
29 content::WebUIDataSource* source = | |
30 content::WebUIDataSource::Create(chrome::kChromeUIAppLaunchHost); | |
31 source->SetDefaultResource(IDR_APP_LAUNCH_SPLASH_HTML); | |
32 source->SetUseJsonJSFormatV2(); | |
33 source->AddLocalizedString("appStartMessage", | |
34 net::NetworkChangeNotifier::IsOffline() ? | |
35 IDS_APP_START_NETWORK_WAIT_MESSAGE : | |
36 IDS_APP_START_APP_WAIT_MESSAGE); | |
37 source->AddLocalizedString("productName", IDS_SHORT_PRODUCT_NAME); | |
38 | |
39 const string16 product_os_name = | |
40 l10n_util::GetStringUTF16(IDS_SHORT_PRODUCT_OS_NAME); | |
41 source->AddString( | |
42 "shortcutInfo", | |
43 l10n_util::GetStringFUTF16(IDS_APP_START_BAILOUT_SHORTCUT_FORMAT, | |
44 product_os_name)); | |
45 | |
46 source->AddBoolean("shortcutEnabled", | |
47 !KioskAppManager::Get()->GetDisableBailoutShortcut()); | |
48 | |
49 source->SetJsonPath("strings.js"); | |
50 source->AddResourcePath("app_launch.js", IDR_APP_LAUNCH_SPLASH_JS); | |
51 return source; | |
52 } | |
53 | |
54 } // namespace | |
55 | |
56 class AppLaunchUI::AppLaunchUIHandler : public content::WebUIMessageHandler { | |
57 public: | |
58 AppLaunchUIHandler() : initialized_(false) {} | |
59 virtual ~AppLaunchUIHandler() {} | |
60 | |
61 void SetLaunchText(const std::string& text) { | |
62 text_ = text; | |
63 if (initialized_) | |
64 SendLaunchText(); | |
65 } | |
66 | |
67 // content::WebUIMessageHandler overrides: | |
68 virtual void RegisterMessages() OVERRIDE { | |
69 web_ui()->RegisterMessageCallback("initialize", | |
70 base::Bind(&AppLaunchUIHandler::HandleInitialize, | |
71 base::Unretained(this))); | |
72 } | |
73 | |
74 private: | |
75 void SendAppInfo(const std::string& app_id) { | |
76 KioskAppManager::App app; | |
77 KioskAppManager::Get()->GetApp(app_id, &app); | |
78 | |
79 if (app.name.empty()) | |
80 app.name = l10n_util::GetStringUTF8(IDS_SHORT_PRODUCT_NAME); | |
81 | |
82 if (app.icon.isNull()) { | |
83 app.icon = *ResourceBundle::GetSharedInstance().GetImageSkiaNamed( | |
84 IDR_PRODUCT_LOGO_128); | |
85 } | |
86 | |
87 base::DictionaryValue app_info; | |
88 app_info.SetString("name", app.name); | |
89 app_info.SetString("iconURL", webui::GetBitmapDataUrl(*app.icon.bitmap())); | |
90 | |
91 web_ui()->CallJavascriptFunction("updateApp", app_info); | |
92 } | |
93 | |
94 void SendLaunchText() { | |
95 web_ui()->CallJavascriptFunction("updateMessage", base::StringValue(text_)); | |
96 } | |
97 | |
98 // JS callbacks. | |
99 void HandleInitialize(const base::ListValue* args) { | |
100 initialized_ = true; | |
101 | |
102 std::string app_id; | |
103 if (args->GetString(0, &app_id) && !app_id.empty()) | |
104 SendAppInfo(app_id); | |
105 | |
106 SendLaunchText(); | |
107 } | |
108 | |
109 bool initialized_; | |
110 std::string text_; | |
111 | |
112 DISALLOW_COPY_AND_ASSIGN(AppLaunchUIHandler); | |
113 }; | |
114 | |
115 AppLaunchUI::AppLaunchUI(content::WebUI* web_ui) | |
116 : WebUIController(web_ui), | |
117 handler_(NULL) { | |
118 Profile* profile = Profile::FromWebUI(web_ui); | |
119 content::WebUIDataSource::Add(profile, CreateWebUIDataSource()); | |
120 | |
121 handler_ = new AppLaunchUIHandler; | |
122 web_ui->AddMessageHandler(handler_); | |
123 } | |
124 | |
125 void AppLaunchUI::SetLaunchText(const std::string& text) { | |
126 handler_->SetLaunchText(text); | |
127 } | |
128 | |
129 } // namespace chromeos | |
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