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. 4 5 #ifndef CHROME_BROWSER_APPS_EPHEMERAL_APP_LAUNCHER_H_ 6 #define CHROME_BROWSER_APPS_EPHEMERAL_APP_LAUNCHER_H_ 7 8 #include <string> 9 10 #include "base/basictypes.h" 11 #include "chrome/browser/extensions/webstore_standalone_installer.h" 12 #include "content/public/browser/notification_observer.h" 13 #include "content/public/browser/web_contents_observer.h" 14 15 class Profile; 16 17 namespace content { 18 class WebContents; 19 } 20 21 namespace extensions { 22 class Extension; 23 } 24 25 // EphemeralAppLauncher manages the launching of ephemeral apps. It handles 26 // display of a prompt, initiates install of the app (if necessary) and finally 27 // launches the app. 28 class EphemeralAppLauncher 29 : public extensions::WebstoreStandaloneInstaller, 30 public content::WebContentsObserver, 31 public content::NotificationObserver { 32 public: 33 typedef WebstoreStandaloneInstaller::Callback Callback; 34 35 // Create for the app launcher. 36 static scoped_refptr<EphemeralAppLauncher> CreateForLauncher( 37 const std::string& webstore_item_id, 38 Profile* profile, 39 gfx::NativeWindow parent_window, 40 const Callback& callback); 41 42 // Create for a link within a browser tab. 43 static scoped_refptr<EphemeralAppLauncher> CreateForLink( 44 const std::string& webstore_item_id, 45 content::WebContents* web_contents); 46 47 // Initiate app launch. 48 void Start(); 49 50 private: 51 friend class base::RefCountedThreadSafe<EphemeralAppLauncher>; 52 53 EphemeralAppLauncher(const std::string& webstore_item_id, 54 Profile* profile, 55 gfx::NativeWindow parent_window, 56 const Callback& callback); 57 EphemeralAppLauncher(const std::string& webstore_item_id, 58 content::WebContents* web_contents, 59 const Callback& callback); 60 61 virtual ~EphemeralAppLauncher(); 62 63 void Init(); 64 void LaunchApp(const extensions::Extension* extension) const; 65 66 // WebstoreStandaloneInstaller implementation. 67 virtual bool CheckRequestorAlive() const OVERRIDE; 68 virtual const GURL& GetRequestorURL() const OVERRIDE; 69 virtual bool ShouldShowPostInstallUI() const OVERRIDE; 70 virtual bool ShouldShowAppInstalledBubble() const OVERRIDE; 71 virtual content::WebContents* GetWebContents() const OVERRIDE; 72 virtual scoped_ptr<ExtensionInstallPrompt::Prompt> 73 CreateInstallPrompt() const OVERRIDE; 74 virtual bool CheckInlineInstallPermitted( 75 const base::DictionaryValue& webstore_data, 76 std::string* error) const OVERRIDE; 77 virtual bool CheckRequestorPermitted( 78 const base::DictionaryValue& webstore_data, 79 std::string* error) const OVERRIDE; 80 virtual bool CheckInstallValid( 81 const base::DictionaryValue& manifest, 82 std::string* error) OVERRIDE; 83 virtual scoped_ptr<ExtensionInstallPrompt> CreateInstallUI() OVERRIDE; 84 virtual scoped_ptr<extensions::WebstoreInstaller::Approval> 85 CreateApproval() const OVERRIDE; 86 virtual void CompleteInstall(const std::string& error) OVERRIDE; 87 88 // content::WebContentsObserver implementation. 89 virtual void WebContentsDestroyed( 90 content::WebContents* web_contents) OVERRIDE; 91 92 // content::NotificationObserver implementation. 93 virtual void Observe(int type, 94 const content::NotificationSource& source, 95 const content::NotificationDetails& details) OVERRIDE; 96 97 content::NotificationRegistrar registrar_; 98 99 gfx::NativeWindow parent_window_; 100 scoped_ptr<content::WebContents> dummy_web_contents_; 101 102 DISALLOW_COPY_AND_ASSIGN(EphemeralAppLauncher); 103 }; 104 105 #endif // CHROME_BROWSER_APPS_EPHEMERAL_APP_LAUNCHER_H_ 106