Upstream version 10.39.225.0
[platform/framework/web/crosswalk.git] / src / extensions / renderer / extension_helper.h
1 // Copyright 2014 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 EXTENSIONS_RENDERER_EXTENSION_HELPER_H_
6 #define EXTENSIONS_RENDERER_EXTENSION_HELPER_H_
7
8 #include <vector>
9
10 #include "content/public/common/console_message_level.h"
11 #include "content/public/renderer/render_view_observer.h"
12 #include "content/public/renderer/render_view_observer_tracker.h"
13 #include "extensions/common/view_type.h"
14
15 class GURL;
16 class SkBitmap;
17 struct ExtensionMsg_ExternalConnectionInfo;
18
19 namespace base {
20 class DictionaryValue;
21 class ListValue;
22 }
23
24 namespace extensions {
25 class Dispatcher;
26 struct Message;
27
28 // RenderView-level plumbing for extension features.
29 class ExtensionHelper
30     : public content::RenderViewObserver,
31       public content::RenderViewObserverTracker<ExtensionHelper> {
32  public:
33   // Returns a list of extension RenderViews that match the given filter
34   // criteria. If |browser_window_id| is not extension_misc::kUnknownWindowId,
35   // the list is restricted to views in that browser window.
36   static std::vector<content::RenderView*> GetExtensionViews(
37       const std::string& extension_id,
38       int browser_window_id,
39       ViewType view_type);
40
41   // Returns the given extension's background page, or NULL if none.
42   static content::RenderView* GetBackgroundPage(
43       const std::string& extension_id);
44
45   ExtensionHelper(content::RenderView* render_view, Dispatcher* dispatcher);
46   virtual ~ExtensionHelper();
47
48   int tab_id() const { return tab_id_; }
49   int browser_window_id() const { return browser_window_id_; }
50   ViewType view_type() const { return view_type_; }
51   Dispatcher* dispatcher() const { return dispatcher_; }
52
53  private:
54   // RenderViewObserver implementation.
55   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
56   virtual void DidCreateDocumentElement(blink::WebLocalFrame* frame) OVERRIDE;
57   virtual void DidMatchCSS(
58       blink::WebLocalFrame* frame,
59       const blink::WebVector<blink::WebString>& newly_matching_selectors,
60       const blink::WebVector<blink::WebString>& stopped_matching_selectors)
61       OVERRIDE;
62   virtual void DraggableRegionsChanged(blink::WebFrame* frame) OVERRIDE;
63
64   void OnExtensionResponse(int request_id, bool success,
65                            const base::ListValue& response,
66                            const std::string& error);
67   void OnExtensionMessageInvoke(const std::string& extension_id,
68                                 const std::string& module_name,
69                                 const std::string& function_name,
70                                 const base::ListValue& args,
71                                 bool user_gesture);
72   void OnExtensionDispatchOnConnect(
73       int target_port_id,
74       const std::string& channel_name,
75       const base::DictionaryValue& source_tab,
76       const ExtensionMsg_ExternalConnectionInfo& info,
77       const std::string& tls_channel_id);
78   void OnExtensionDeliverMessage(int target_port_id,
79                                  const Message& message);
80   void OnExtensionDispatchOnDisconnect(int port_id,
81                                        const std::string& error_message);
82   void OnNotifyRendererViewType(ViewType view_type);
83   void OnSetTabId(int tab_id);
84   void OnUpdateBrowserWindowId(int window_id);
85   void OnAddMessageToConsole(content::ConsoleMessageLevel level,
86                              const std::string& message);
87   void OnAppWindowClosed();
88   void OnSetFrameName(const std::string& name);
89
90   Dispatcher* dispatcher_;
91
92   // Type of view attached with RenderView.
93   ViewType view_type_;
94
95   // Id of the tab which the RenderView is attached to.
96   int tab_id_;
97
98   // Id number of browser window which RenderView is attached to.
99   int browser_window_id_;
100
101   DISALLOW_COPY_AND_ASSIGN(ExtensionHelper);
102 };
103
104 }  // namespace extensions
105
106 #endif  // EXTENSIONS_RENDERER_EXTENSION_HELPER_H_