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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_RENDERER_GUEST_VIEW_GUEST_VIEW_CONTAINER_H_ | 5 #ifndef CHROME_RENDERER_GUEST_VIEW_GUEST_VIEW_CONTAINER_H_ |
6 #define CHROME_RENDERER_GUEST_VIEW_GUEST_VIEW_CONTAINER_H_ | 6 #define CHROME_RENDERER_GUEST_VIEW_GUEST_VIEW_CONTAINER_H_ |
7 | 7 |
8 #include <queue> | |
9 | |
10 #include "base/memory/linked_ptr.h" | |
8 #include "base/memory/scoped_ptr.h" | 11 #include "base/memory/scoped_ptr.h" |
9 #include "base/values.h" | 12 #include "base/values.h" |
10 #include "content/public/renderer/browser_plugin_delegate.h" | 13 #include "content/public/renderer/browser_plugin_delegate.h" |
11 #include "content/public/renderer/render_frame_observer.h" | 14 #include "content/public/renderer/render_frame_observer.h" |
12 #include "extensions/renderer/scoped_persistent.h" | 15 #include "extensions/renderer/scoped_persistent.h" |
13 | 16 |
14 namespace extensions { | 17 namespace extensions { |
15 | 18 |
16 class GuestViewContainer : public content::BrowserPluginDelegate, | 19 class GuestViewContainer : public content::BrowserPluginDelegate, |
17 public content::RenderFrameObserver { | 20 public content::RenderFrameObserver { |
18 public: | 21 public: |
22 // This class represents an AttachGuest request from Javascript. It includes | |
23 // the input parameters and the callback function. The Attach operation may | |
24 // not execute immediately, if the container is not ready or if there are | |
25 // other attach operations in flight. | |
26 class AttachRequest { | |
27 public: | |
28 AttachRequest(int element_instance_id, | |
29 int guest_instance_id, | |
30 scoped_ptr<base::DictionaryValue> params, | |
31 v8::Handle<v8::Function> callback, | |
32 v8::Isolate* isolate); | |
33 ~AttachRequest(); | |
34 | |
35 int element_instance_id() const { return element_instance_id_; } | |
36 | |
37 int guest_instance_id() const { return guest_instance_id_; } | |
38 | |
39 base::DictionaryValue* attach_params() const { | |
40 return params_.get(); | |
41 } | |
42 | |
43 bool HasCallback() const; | |
44 | |
45 v8::Handle<v8::Function> GetCallback() const; | |
46 | |
47 v8::Isolate* isolate() const { return isolate_; } | |
48 | |
49 private: | |
50 const int element_instance_id_; | |
51 const int guest_instance_id_; | |
52 scoped_ptr<base::DictionaryValue> params_; | |
53 ScopedPersistent<v8::Function> callback_; | |
54 v8::Isolate* const isolate_; | |
55 }; | |
56 | |
19 GuestViewContainer(content::RenderFrame* render_frame, | 57 GuestViewContainer(content::RenderFrame* render_frame, |
20 const std::string& mime_type); | 58 const std::string& mime_type); |
21 virtual ~GuestViewContainer(); | 59 virtual ~GuestViewContainer(); |
22 | 60 |
23 static GuestViewContainer* FromID(int render_view_routing_id, | 61 static GuestViewContainer* FromID(int render_view_routing_id, |
24 int element_instance_id); | 62 int element_instance_id); |
25 | 63 |
26 void AttachGuest(int element_instance_id, | 64 void AttachGuest(linked_ptr<AttachRequest> request); |
27 int guest_instance_id, | |
28 scoped_ptr<base::DictionaryValue> params, | |
29 v8::Handle<v8::Function> callback, | |
30 v8::Isolate* isolate); | |
31 | 65 |
32 // BrowserPluginDelegate implementation. | 66 // BrowserPluginDelegate implementation. |
33 virtual void SetElementInstanceID(int element_instance_id) override; | 67 virtual void SetElementInstanceID(int element_instance_id) OVERRIDE; |
lazyboy
2014/10/03 22:10:19
I'm not sure why OVERRIDEs didn't change to overri
Fady Samuel
2014/10/03 22:23:59
Done.
| |
34 virtual void DidFinishLoading() override; | 68 virtual void DidFinishLoading() OVERRIDE; |
35 virtual void DidReceiveData(const char* data, int data_length) override; | 69 virtual void DidReceiveData(const char* data, int data_length) OVERRIDE; |
70 virtual void Ready() OVERRIDE; | |
36 | 71 |
37 // RenderFrameObserver override. | 72 // RenderFrameObserver override. |
38 virtual void OnDestruct() override; | 73 virtual void OnDestruct() override; |
39 virtual bool OnMessageReceived(const IPC::Message& message) override; | 74 virtual bool OnMessageReceived(const IPC::Message& message) override; |
40 | 75 |
41 private: | 76 private: |
42 void OnCreateMimeHandlerViewGuestACK(int element_instance_id); | 77 void OnCreateMimeHandlerViewGuestACK(int element_instance_id); |
43 void OnGuestAttached(int element_instance_id, int guest_routing_id); | 78 void OnGuestAttached(int element_instance_id, int guest_routing_id); |
44 | 79 |
80 void AttachGuestInternal(linked_ptr<AttachRequest> request); | |
81 void EnqueueAttachRequest(linked_ptr<AttachRequest> request); | |
82 void PerformPendingAttachRequest(); | |
83 | |
45 static bool ShouldHandleMessage(const IPC::Message& mesage); | 84 static bool ShouldHandleMessage(const IPC::Message& mesage); |
46 | 85 |
47 const std::string mime_type_; | 86 const std::string mime_type_; |
48 int element_instance_id_; | 87 int element_instance_id_; |
49 std::string html_string_; | 88 std::string html_string_; |
50 // Save the RenderView RoutingID here so that we can use it during | 89 // Save the RenderView RoutingID here so that we can use it during |
51 // destruction. | 90 // destruction. |
52 int render_view_routing_id_; | 91 int render_view_routing_id_; |
53 | 92 |
54 bool attached_; | 93 bool attached_; |
55 bool attach_pending_; | 94 bool ready_; |
56 | 95 |
57 ScopedPersistent<v8::Function> callback_; | 96 std::deque<linked_ptr<AttachRequest> > pending_requests_; |
58 v8::Isolate* isolate_; | 97 linked_ptr<AttachRequest> pending_response_; |
59 | 98 |
60 DISALLOW_COPY_AND_ASSIGN(GuestViewContainer); | 99 DISALLOW_COPY_AND_ASSIGN(GuestViewContainer); |
61 }; | 100 }; |
62 | 101 |
63 } // namespace extensions | 102 } // namespace extensions |
64 | 103 |
65 #endif // CHROME_RENDERER_GUEST_VIEW_GUEST_VIEW_CONTAINER_H_ | 104 #endif // CHROME_RENDERER_GUEST_VIEW_GUEST_VIEW_CONTAINER_H_ |
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