Zoom Extension API

chrome/browser/extensions/api/tabs/tabs_event_router.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_API_TABS_TABS_EVENT_ROUTER_H_
 #define CHROME_BROWSER_EXTENSIONS_API_TABS_TABS_EVENT_ROUTER_H_
 
 #include <map>
 #include <string>
 
@@ skipping 47 matching lines @@
                         int to_index) OVERRIDE;
   virtual void TabChangedAt(content::WebContents* contents,
                             int index,
                             TabChangeType change_type) OVERRIDE;
   virtual void TabReplacedAt(TabStripModel* tab_strip_model,
                              content::WebContents* old_contents,
                              content::WebContents* new_contents,
                              int index) OVERRIDE;
   virtual void TabPinnedStateChanged(content::WebContents* contents,
                                      int index) OVERRIDE;
+  virtual void TabZoomChange(content::WebContents* contents,
+                             double old_zoom_level,
+                             double new_zoom_level,
+                             content::ZoomMode zoom_mode) OVERRIDE;
 
   // content::NotificationObserver.
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
  private:
   // "Synthetic" event. Called from TabInsertedAt if new tab is detected.
   void TabCreatedAt(content::WebContents* contents, int index, bool active);
 
   // Internal processing of tab updated events. Is called by both TabChangedAt
@@ skipping 84 matching lines @@
 
   // The main profile that owns this event router.
   Profile* profile_;
 
   DISALLOW_COPY_AND_ASSIGN(TabsEventRouter);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_TABS_TABS_EVENT_ROUTER_H_