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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/sync/tab_contents_synced_tab_delegate.h"
      6 
      7 #include "base/memory/ref_counted.h"
      8 #include "chrome/browser/extensions/tab_helper.h"
      9 #include "chrome/browser/profiles/profile.h"
     10 #include "chrome/browser/sessions/session_tab_helper.h"
     11 #include "chrome/browser/sync/glue/synced_window_delegate.h"
     12 #include "chrome/common/extensions/extension.h"
     13 #include "content/public/browser/navigation_controller.h"
     14 #include "content/public/browser/navigation_entry.h"
     15 #include "content/public/browser/web_contents.h"
     16 
     17 #if defined(ENABLE_MANAGED_USERS)
     18 #include "chrome/browser/managed_mode/managed_mode_navigation_observer.h"
     19 #endif
     20 
     21 using content::NavigationEntry;
     22 
     23 DEFINE_WEB_CONTENTS_USER_DATA_KEY(TabContentsSyncedTabDelegate);
     24 
     25 TabContentsSyncedTabDelegate::TabContentsSyncedTabDelegate(
     26     content::WebContents* web_contents)
     27     : web_contents_(web_contents), sync_session_id_(0) {}
     28 
     29 TabContentsSyncedTabDelegate::~TabContentsSyncedTabDelegate() {}
     30 
     31 SessionID::id_type TabContentsSyncedTabDelegate::GetWindowId() const {
     32   return SessionTabHelper::FromWebContents(web_contents_)->window_id().id();
     33 }
     34 
     35 SessionID::id_type TabContentsSyncedTabDelegate::GetSessionId() const {
     36   return SessionTabHelper::FromWebContents(web_contents_)->session_id().id();
     37 }
     38 
     39 bool TabContentsSyncedTabDelegate::IsBeingDestroyed() const {
     40   return web_contents_->IsBeingDestroyed();
     41 }
     42 
     43 Profile* TabContentsSyncedTabDelegate::profile() const {
     44   return Profile::FromBrowserContext(web_contents_->GetBrowserContext());
     45 }
     46 
     47 std::string TabContentsSyncedTabDelegate::GetExtensionAppId() const {
     48   const scoped_refptr<const extensions::Extension> extension_app(
     49       extensions::TabHelper::FromWebContents(web_contents_)->extension_app());
     50   return (extension_app.get() ? extension_app->id() : std::string());
     51 }
     52 
     53 int TabContentsSyncedTabDelegate::GetCurrentEntryIndex() const {
     54   return web_contents_->GetController().GetCurrentEntryIndex();
     55 }
     56 
     57 int TabContentsSyncedTabDelegate::GetEntryCount() const {
     58   return web_contents_->GetController().GetEntryCount();
     59 }
     60 
     61 int TabContentsSyncedTabDelegate::GetPendingEntryIndex() const {
     62   return web_contents_->GetController().GetPendingEntryIndex();
     63 }
     64 
     65 NavigationEntry* TabContentsSyncedTabDelegate::GetPendingEntry() const {
     66   return web_contents_->GetController().GetPendingEntry();
     67 }
     68 
     69 NavigationEntry* TabContentsSyncedTabDelegate::GetEntryAtIndex(int i) const {
     70   return web_contents_->GetController().GetEntryAtIndex(i);
     71 }
     72 
     73 NavigationEntry* TabContentsSyncedTabDelegate::GetActiveEntry() const {
     74   return web_contents_->GetController().GetActiveEntry();
     75 }
     76 
     77 bool TabContentsSyncedTabDelegate::ProfileIsManaged() const {
     78   return profile()->IsManaged();
     79 }
     80 
     81 const std::vector<const content::NavigationEntry*>*
     82 TabContentsSyncedTabDelegate::GetBlockedNavigations() const {
     83 #if defined(ENABLE_MANAGED_USERS)
     84   ManagedModeNavigationObserver* navigation_observer =
     85       ManagedModeNavigationObserver::FromWebContents(web_contents_);
     86   DCHECK(navigation_observer);
     87   return navigation_observer->blocked_navigations();
     88 #else
     89   NOTREACHED();
     90   return NULL;
     91 #endif
     92 }
     93 
     94 bool TabContentsSyncedTabDelegate::IsPinned() const {
     95   const browser_sync::SyncedWindowDelegate* window =
     96       browser_sync::SyncedWindowDelegate::FindSyncedWindowDelegateWithId(
     97           GetWindowId());
     98   // We might not have a parent window, e.g. Developer Tools.
     99   return window ? window->IsTabPinned(this) : false;
    100 }
    101 
    102 bool TabContentsSyncedTabDelegate::HasWebContents() const { return true; }
    103 
    104 int TabContentsSyncedTabDelegate::GetSyncId() const {
    105   return sync_session_id_;
    106 }
    107 
    108 void TabContentsSyncedTabDelegate::SetSyncId(int sync_id) {
    109   sync_session_id_ = sync_id;
    110 }
    111