chrome/browser/extensions/script_bubble_controller.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_EXTENSIONS_SCRIPT_BUBBLE_CONTROLLER_H_
   6 #define CHROME_BROWSER_EXTENSIONS_SCRIPT_BUBBLE_CONTROLLER_H_
   7
   8 #include <set>
   9 #include <string>
  10
  11 #include "base/basictypes.h"
  12 #include "chrome/browser/extensions/tab_helper.h"
  13 #include "content/public/browser/web_contents_observer.h"
  14
  15 class ExtensionService;
  16
  17 namespace extensions {
  18
  19 class ExtensionSystem;
  20
  21 // Controls the script bubble in the omnibox, which displays information about
  22 // extensions which are interacting with the current tab.
  23 class ScriptBubbleController
  24     : public TabHelper::ScriptExecutionObserver,
  25       public content::WebContentsObserver {
  26  public:
  27   ScriptBubbleController(content::WebContents* web_contents,
  28                          TabHelper* tab_helper);
  29   virtual ~ScriptBubbleController();
  30
  31   // Returns a set of extension ids for extensions running content scripts.
  32   const std::set<std::string>& extensions_running_scripts() {
  33     return extensions_running_scripts_;
  34   }
  35
  36   // TabHelper::ScriptExecutionObserver implementation
  37   virtual void OnScriptsExecuted(
  38       const content::WebContents* web_contents,
  39       const ExecutingScriptsMap& extension_ids,
  40       int32 page_id,
  41       const GURL& on_url) OVERRIDE;
  42
  43   // content::WebContentsObserver implementation.
  44   virtual void DidNavigateMainFrame(
  45       const content::LoadCommittedDetails& details,
  46       const content::FrameNavigateParams& params) OVERRIDE;
  47
  48   void OnExtensionUnloaded(const std::string& extension_id);
  49
  50  private:
  51   // Helper to get the profile of the web contents we're associated with.
  52   Profile* profile() const;
  53
  54   // Helper to get the extension service for the profile of the web contents
  55   // we're associated with.
  56   ExtensionService* GetExtensionService() const;
  57
  58   // Helper to update the properties of the script bubble to reflect current
  59   // internal state.
  60   void UpdateScriptBubble();
  61
  62   // The accumulated set of extension IDs that are operating on this tab.
  63   std::set<std::string> extensions_running_scripts_;
  64
  65   DISALLOW_COPY_AND_ASSIGN(ScriptBubbleController);
  66 };
  67
  68 }  // namespace extensions
  69
  70 #endif  // CHROME_BROWSER_EXTENSIONS_SCRIPT_BUBBLE_CONTROLLER_H_