chrome/browser/managed_mode/managed_mode_navigation_observer.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_MANAGED_MODE_MANAGED_MODE_NAVIGATION_OBSERVER_H_
   6 #define CHROME_BROWSER_MANAGED_MODE_MANAGED_MODE_NAVIGATION_OBSERVER_H_
   7
   8 #include <set>
   9 #include <vector>
  10
  11 #include "base/memory/scoped_vector.h"
  12 #include "base/values.h"
  13 #include "chrome/browser/managed_mode/managed_users.h"
  14 #include "content/public/browser/web_contents_observer.h"
  15 #include "content/public/browser/web_contents_user_data.h"
  16
  17 class InfoBar;
  18 class ManagedModeURLFilter;
  19 class ManagedUserService;
  20
  21 namespace content {
  22 class NavigationEntry;
  23 }
  24
  25 class ManagedModeNavigationObserver
  26     : public content::WebContentsObserver,
  27       public content::WebContentsUserData<ManagedModeNavigationObserver> {
  28  public:
  29   virtual ~ManagedModeNavigationObserver();
  30
  31   // Sets the specific infobar as dismissed.
  32   void WarnInfoBarDismissed();
  33
  34   const std::vector<const content::NavigationEntry*>*
  35       blocked_navigations() const {
  36     return &blocked_navigations_.get();
  37   }
  38
  39   // Called when a network request to |url| is blocked.
  40   static void OnRequestBlocked(int render_process_host_id,
  41                                int render_view_id,
  42                                const GURL& url,
  43                                const base::Callback<void(bool)>& callback);
  44
  45  private:
  46   friend class content::WebContentsUserData<ManagedModeNavigationObserver>;
  47
  48   explicit ManagedModeNavigationObserver(content::WebContents* web_contents);
  49
  50   // content::WebContentsObserver implementation.
  51   virtual void ProvisionalChangeToMainFrameUrl(
  52       const GURL& url,
  53       content::RenderFrameHost* render_frame_host) OVERRIDE;
  54   virtual void DidCommitProvisionalLoadForFrame(
  55       int64 frame_id,
  56       const base::string16& frame_unique_name,
  57       bool is_main_frame,
  58       const GURL& url,
  59       content::PageTransition transition_type,
  60       content::RenderViewHost* render_view_host) OVERRIDE;
  61
  62   void OnRequestBlockedInternal(const GURL& url);
  63
  64   // Owned by the profile, so outlives us.
  65   ManagedUserService* managed_user_service_;
  66
  67   // Owned by ManagedUserService.
  68   const ManagedModeURLFilter* url_filter_;
  69
  70   // Owned by the InfoBarService, which has the same lifetime as this object.
  71   InfoBar* warn_infobar_;
  72
  73   ScopedVector<const content::NavigationEntry> blocked_navigations_;
  74
  75   DISALLOW_COPY_AND_ASSIGN(ManagedModeNavigationObserver);
  76 };
  77
  78 #endif  // CHROME_BROWSER_MANAGED_MODE_MANAGED_MODE_NAVIGATION_OBSERVER_H_