chrome/browser/sync/glue/synced_window_delegate.h

   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_SYNC_GLUE_SYNCED_WINDOW_DELEGATE_H_
   6 #define CHROME_BROWSER_SYNC_GLUE_SYNCED_WINDOW_DELEGATE_H_
   7
   8 #include <set>
   9
  10 #include "chrome/browser/sessions/session_id.h"
  11
  12 namespace browser_sync {
  13
  14 class SyncedTabDelegate;
  15
  16 // A SyncedWindowDelegate is used to insulate the sync code from depending
  17 // directly on Browser and BrowserList.
  18 class SyncedWindowDelegate {
  19  public:
  20   // Methods originating from WindowList
  21
  22   // This method is to be used instead of using the BrowserList iterator.
  23   static const std::set<SyncedWindowDelegate*> GetSyncedWindowDelegates();
  24
  25   // This method is to be used instead of using BrowserList::FindBrowserWithId()
  26   static const SyncedWindowDelegate* FindSyncedWindowDelegateWithId(
  27       SessionID::id_type id);
  28
  29   // Methods originating from Browser.
  30
  31   // Returns true iff this browser has a visible window representation
  32   // associated with it. Sometimes, if a window is being created/removed the
  33   // model object may exist without its UI counterpart.
  34   virtual bool HasWindow() const = 0;
  35
  36   // see Browser::session_id
  37   virtual SessionID::id_type GetSessionId() const = 0;
  38
  39   // see Browser::tab_count
  40   virtual int GetTabCount() const = 0;
  41
  42   // see Browser::active_index
  43   virtual int GetActiveIndex() const = 0;
  44
  45   // see Browser::is_app
  46   virtual bool IsApp() const = 0;
  47
  48   // see Browser::is_type_tabbed
  49   virtual bool IsTypeTabbed() const = 0;
  50
  51   // see Browser::is_type_popup
  52   virtual bool IsTypePopup() const = 0;
  53
  54   // Methods derivated from Browser
  55
  56   // Returns true iff the provided tab is currently "pinned" in the tab strip.
  57   virtual bool IsTabPinned(const SyncedTabDelegate* tab) const = 0;
  58
  59   // see TabStripModel::GetWebContentsAt
  60   virtual SyncedTabDelegate* GetTabAt(int index) const = 0;
  61
  62   // Return the tab id for the tab at |index|.
  63   virtual SessionID::id_type GetTabIdAt(int index) const = 0;
  64
  65   // Return true if we are currently restoring sessions asynchronously.
  66   virtual bool IsSessionRestoreInProgress() const = 0;
  67
  68  protected:
  69   virtual ~SyncedWindowDelegate() {}
  70 };
  71
  72 }  // namespace browser_sync
  73
  74 #endif  // CHROME_BROWSER_SYNC_GLUE_SYNCED_WINDOW_DELEGATE_H_