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      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_UI_WEBUI_INSPECT_UI_H_
      6 #define CHROME_BROWSER_UI_WEBUI_INSPECT_UI_H_
      7 
      8 #include <map>
      9 
     10 #include "base/memory/ref_counted.h"
     11 #include "base/memory/weak_ptr.h"
     12 #include "base/prefs/pref_change_registrar.h"
     13 #include "content/public/browser/notification_observer.h"
     14 #include "content/public/browser/notification_registrar.h"
     15 #include "content/public/browser/web_ui_controller.h"
     16 #include "content/public/browser/web_ui_data_source.h"
     17 
     18 namespace base {
     19 class Value;
     20 class ListValue;
     21 }
     22 
     23 class Browser;
     24 class DevToolsTargetsUIHandler;
     25 class DevToolsTargetImpl;
     26 class PortForwardingStatusSerializer;
     27 
     28 class InspectUI : public content::WebUIController,
     29                   public content::NotificationObserver {
     30  public:
     31   explicit InspectUI(content::WebUI* web_ui);
     32   virtual ~InspectUI();
     33 
     34   void InitUI();
     35   void Inspect(const std::string& source_id, const std::string& target_id);
     36   void Activate(const std::string& source_id, const std::string& target_id);
     37   void Close(const std::string& source_id, const std::string& target_id);
     38   void Reload(const std::string& source_id, const std::string& target_id);
     39   void Open(const std::string& source_id,
     40             const std::string& browser_id,
     41             const std::string& url);
     42   void InspectBrowserWithCustomFrontend(
     43       const std::string& source_id,
     44       const std::string& browser_id,
     45       const GURL& frontend_url);
     46 
     47   static void InspectDevices(Browser* browser);
     48 
     49   // WebUIController implementation.
     50   virtual bool OverrideHandleWebUIMessage(const GURL& source_url,
     51                                           const std::string& message,
     52                                           const base::ListValue& args) OVERRIDE;
     53 
     54   // We forward these to |serviceworker_webui_|.
     55   virtual void RenderViewCreated(
     56       content::RenderViewHost* render_view_host) OVERRIDE;
     57   virtual void RenderViewReused(
     58       content::RenderViewHost* render_view_host) OVERRIDE;
     59 
     60  private:
     61   // content::NotificationObserver overrides.
     62   virtual void Observe(int type,
     63                        const content::NotificationSource& source,
     64                        const content::NotificationDetails& details) OVERRIDE;
     65 
     66   void StartListeningNotifications();
     67   void StopListeningNotifications();
     68 
     69   content::WebUIDataSource* CreateInspectUIHTMLSource();
     70 
     71   void UpdateDiscoverUsbDevicesEnabled();
     72   void UpdatePortForwardingEnabled();
     73   void UpdatePortForwardingConfig();
     74 
     75   void SetPortForwardingDefaults();
     76 
     77   const base::Value* GetPrefValue(const char* name);
     78 
     79   void AddTargetUIHandler(
     80       scoped_ptr<DevToolsTargetsUIHandler> handler);
     81 
     82   DevToolsTargetsUIHandler* FindTargetHandler(
     83       const std::string& source_id);
     84   DevToolsTargetImpl* FindTarget(const std::string& source_id,
     85                                  const std::string& target_id);
     86 
     87   void PopulateTargets(const std::string& source_id,
     88                        scoped_ptr<base::ListValue> targets);
     89 
     90   void PopulatePortStatus(const base::Value& status);
     91 
     92   void ShowIncognitoWarning();
     93 
     94   // A scoped container for notification registries.
     95   content::NotificationRegistrar notification_registrar_;
     96 
     97   // A scoped container for preference change registries.
     98   PrefChangeRegistrar pref_change_registrar_;
     99 
    100   typedef std::map<std::string, DevToolsTargetsUIHandler*> TargetHandlerMap;
    101   TargetHandlerMap target_handlers_;
    102 
    103   scoped_ptr<PortForwardingStatusSerializer> port_status_serializer_;
    104 
    105   scoped_ptr<content::WebUI> serviceworker_webui_;
    106 
    107   DISALLOW_COPY_AND_ASSIGN(InspectUI);
    108 };
    109 
    110 #endif  // CHROME_BROWSER_UI_WEBUI_INSPECT_UI_H_
    111