chrome/browser/infobars/infobar_service.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_INFOBARS_INFOBAR_SERVICE_H_
   6 #define CHROME_BROWSER_INFOBARS_INFOBAR_SERVICE_H_
   7
   8 #include <vector>
   9
  10 #include "base/memory/scoped_ptr.h"
  11 #include "components/infobars/core/infobar_manager.h"
  12 #include "content/public/browser/web_contents_observer.h"
  13 #include "content/public/browser/web_contents_user_data.h"
  14
  15 namespace content {
  16 struct LoadCommittedDetails;
  17 class WebContents;
  18 }
  19
  20 namespace infobars {
  21 class InfoBar;
  22 }
  23
  24 // Associates a Tab to a InfoBarManager and manages its lifetime.
  25 // It manages the infobar notifications and responds to navigation events.
  26 class InfoBarService : public infobars::InfoBarManager,
  27                        public content::WebContentsObserver,
  28                        public content::WebContentsUserData<InfoBarService> {
  29  public:
  30   static infobars::InfoBarDelegate::NavigationDetails
  31       NavigationDetailsFromLoadCommittedDetails(
  32           const content::LoadCommittedDetails& details);
  33
  34   // This function must only be called on infobars that are owned by an
  35   // InfoBarService instance (or not owned at all, in which case this returns
  36   // NULL).
  37   static content::WebContents* WebContentsFromInfoBar(
  38       infobars::InfoBar* infobar);
  39
  40   // Makes it so the next reload is ignored. That is, if the next commit is a
  41   // reload then it is treated as if nothing happened and no infobars are
  42   // attempted to be closed.
  43   // This is useful for non-user triggered reloads that should not dismiss
  44   // infobars. For example, instant may trigger a reload when the google URL
  45   // changes.
  46   void set_ignore_next_reload() { ignore_next_reload_ = true; }
  47
  48   // InfoBarManager:
  49   // TODO(sdefresne): Change clients to invoke this on infobars::InfoBarManager
  50   // and turn the method override private.
  51   scoped_ptr<infobars::InfoBar> CreateConfirmInfoBar(
  52       scoped_ptr<ConfirmInfoBarDelegate> delegate) override;
  53
  54  private:
  55   friend class content::WebContentsUserData<InfoBarService>;
  56
  57   explicit InfoBarService(content::WebContents* web_contents);
  58   ~InfoBarService() override;
  59
  60   // InfoBarManager:
  61   int GetActiveEntryID() override;
  62   // TODO(droger): Remove these functions once infobar notifications are
  63   // removed. See http://crbug.com/354380
  64   void NotifyInfoBarAdded(infobars::InfoBar* infobar) override;
  65   void NotifyInfoBarRemoved(infobars::InfoBar* infobar, bool animate) override;
  66
  67   // content::WebContentsObserver:
  68   void RenderProcessGone(base::TerminationStatus status) override;
  69   void DidStartNavigationToPendingEntry(
  70       const GURL& url,
  71       content::NavigationController::ReloadType reload_type) override;
  72   void NavigationEntryCommitted(
  73       const content::LoadCommittedDetails& load_details) override;
  74   void WebContentsDestroyed() override;
  75   bool OnMessageReceived(const IPC::Message& message) override;
  76
  77   // Message handlers.
  78   void OnDidBlockDisplayingInsecureContent();
  79
  80   // See description in set_ignore_next_reload().
  81   bool ignore_next_reload_;
  82
  83   DISALLOW_COPY_AND_ASSIGN(InfoBarService);
  84 };
  85
  86 #endif  // CHROME_BROWSER_INFOBARS_INFOBAR_SERVICE_H_