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 #ifndef CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_DELEGATE_H_ 6 #define CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_DELEGATE_H_ 7 8 #include <string> 9 #include <vector> 10 11 #include "chrome/browser/profiles/profile.h" 12 #include "chrome/browser/ui/host_desktop.h" 13 #include "components/sessions/session_id.h" 14 15 class Profile; 16 17 namespace content { 18 class NavigationController; 19 class SessionStorageNamespace; 20 class WebContents; 21 } 22 23 namespace sessions { 24 class SerializedNavigationEntry; 25 } 26 27 // Objects implement this interface to provide necessary functionality for 28 // TabRestoreService to operate. These methods are mostly copies of existing 29 // Browser methods. 30 class TabRestoreServiceDelegate { 31 public: 32 // see BrowserWindow::Show() 33 virtual void ShowBrowserWindow() = 0; 34 35 // see Browser::session_id() 36 virtual const SessionID& GetSessionID() const = 0; 37 38 // see Browser::tab_count() 39 virtual int GetTabCount() const = 0; 40 41 // see Browser::active_index() 42 virtual int GetSelectedIndex() const = 0; 43 44 // see Browser::app_name() 45 virtual std::string GetAppName() const = 0; 46 47 // see Browser methods with the same names 48 virtual content::WebContents* GetWebContentsAt(int index) const = 0; 49 virtual content::WebContents* GetActiveWebContents() const = 0; 50 virtual bool IsTabPinned(int index) const = 0; 51 virtual content::WebContents* AddRestoredTab( 52 const std::vector<sessions::SerializedNavigationEntry>& navigations, 53 int tab_index, 54 int selected_navigation, 55 const std::string& extension_app_id, 56 bool select, 57 bool pin, 58 bool from_last_session, 59 content::SessionStorageNamespace* storage_namespace, 60 const std::string& user_agent_override) = 0; 61 virtual content::WebContents* ReplaceRestoredTab( 62 const std::vector<sessions::SerializedNavigationEntry>& navigations, 63 int selected_navigation, 64 bool from_last_session, 65 const std::string& extension_app_id, 66 content::SessionStorageNamespace* session_storage_namespace, 67 const std::string& user_agent_override) = 0; 68 virtual void CloseTab() = 0; 69 70 // see Browser::Create 71 static TabRestoreServiceDelegate* Create( 72 Profile* profile, 73 chrome::HostDesktopType host_desktop_type, 74 const std::string& app_name); 75 76 // see browser::FindBrowserForWebContents 77 static TabRestoreServiceDelegate* FindDelegateForWebContents( 78 const content::WebContents* contents); 79 80 // see chrome::FindBrowserWithID 81 // Returns the TabRestoreServiceDelegate of the Browser with |desired_id| if 82 // such a Browser exists and is on the desktop defined by |host_desktop_type|. 83 static TabRestoreServiceDelegate* FindDelegateWithID( 84 SessionID::id_type desired_id, 85 chrome::HostDesktopType host_desktop_type); 86 87 protected: ~TabRestoreServiceDelegate()88 virtual ~TabRestoreServiceDelegate() {} 89 }; 90 91 #endif // CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_DELEGATE_H_ 92