chrome/browser/ui/search/instant_tab.h

   1 // Copyright 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_UI_SEARCH_INSTANT_TAB_H_
   6 #define CHROME_BROWSER_UI_SEARCH_INSTANT_TAB_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/compiler_specific.h"
  10 #include "chrome/browser/ui/search/instant_page.h"
  11
  12 class Profile;
  13
  14 // InstantTab represents a committed page (i.e. an actual tab on the tab strip)
  15 // that supports the Instant API.
  16 class InstantTab : public InstantPage {
  17  public:
  18   InstantTab(InstantPage::Delegate* delegate, Profile* profile);
  19   ~InstantTab() override;
  20
  21   // Start observing |contents| for messages. Sends a message to determine if
  22   // the page supports the Instant API.
  23   void Init(content::WebContents* contents);
  24
  25   // Logs a number of statistics regarding the NTP.
  26   static void EmitNtpStatistics(content::WebContents* contents);
  27
  28  private:
  29   // Overridden from InstantPage:
  30   bool ShouldProcessAboutToNavigateMainFrame() override;
  31
  32   DISALLOW_COPY_AND_ASSIGN(InstantTab);
  33 };
  34
  35 #endif  // CHROME_BROWSER_UI_SEARCH_INSTANT_TAB_H_