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 virtual ~InstantTab(); 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 // Used to log each time the user mouses over NTP tiles or titles. 26 static void CountMouseover(content::WebContents* contents); 27 28 // Used to log in UMA the total number of mouseovers over NTP tiles/titles. 29 static void EmitMouseoverCount(content::WebContents* contents); 30 31 private: 32 // Overridden from InstantPage: 33 virtual bool ShouldProcessAboutToNavigateMainFrame() OVERRIDE; 34 virtual bool ShouldProcessFocusOmnibox() OVERRIDE; 35 virtual bool ShouldProcessNavigateToURL() OVERRIDE; 36 virtual bool ShouldProcessPasteIntoOmnibox() OVERRIDE; 37 virtual bool ShouldProcessDeleteMostVisitedItem() OVERRIDE; 38 virtual bool ShouldProcessUndoMostVisitedDeletion() OVERRIDE; 39 virtual bool ShouldProcessUndoAllMostVisitedDeletions() OVERRIDE; 40 41 DISALLOW_COPY_AND_ASSIGN(InstantTab); 42 }; 43 44 #endif // CHROME_BROWSER_UI_SEARCH_INSTANT_TAB_H_ 45