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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 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_EXTERNAL_HOST_BINDINGS_H_ | 5 #ifndef CHROME_RENDERER_EXTERNAL_HOST_BINDINGS_H_ |
6 #define CHROME_RENDERER_EXTERNAL_HOST_BINDINGS_H_ | 6 #define CHROME_RENDERER_EXTERNAL_HOST_BINDINGS_H_ |
7 | 7 |
8 #include "ipc/ipc_sender.h" | 8 #include "ipc/ipc_sender.h" |
9 #include "webkit/renderer/cpp_bound_class.h" | 9 #include "webkit/renderer/cpp_bound_class.h" |
10 | 10 |
11 // ExternalHostBindings is the class backing the "externalHost" object | 11 // ExternalHostBindings is the class backing the "externalHost" object |
12 // accessible from Javascript | 12 // accessible from Javascript |
13 // | 13 // |
14 // We expose one function, for sending a message to the external host: | 14 // We expose one function, for sending a message to the external host: |
15 // postMessage(String message[, String target]); | 15 // postMessage(String message[, String target]); |
16 class ExternalHostBindings : public webkit_glue::CppBoundClass { | 16 class ExternalHostBindings : public webkit_glue::CppBoundClass { |
17 public: | 17 public: |
18 ExternalHostBindings(IPC::Sender* sender, int routing_id); | 18 ExternalHostBindings(IPC::Sender* sender, int routing_id); |
19 virtual ~ExternalHostBindings(); | 19 virtual ~ExternalHostBindings(); |
20 | 20 |
21 // Invokes the registered onmessage handler. | 21 // Invokes the registered onmessage handler. |
22 // Returns true on successful invocation. | 22 // Returns true on successful invocation. |
23 bool ForwardMessageFromExternalHost(const std::string& message, | 23 bool ForwardMessageFromExternalHost(const std::string& message, |
24 const std::string& origin, | 24 const std::string& origin, |
25 const std::string& target); | 25 const std::string& target); |
26 | 26 |
27 // Overridden to hold onto a pointer back to the web frame. | 27 // Overridden to hold onto a pointer back to the web frame. |
28 void BindToJavascript(WebKit::WebFrame* frame, const std::string& classname); | 28 void BindToJavascript(blink::WebFrame* frame, const std::string& classname); |
29 | 29 |
30 private: | 30 private: |
31 // Creates an uninitialized instance of a MessageEvent object. | 31 // Creates an uninitialized instance of a MessageEvent object. |
32 // This is equivalent to calling window.document.createEvent("MessageEvent") | 32 // This is equivalent to calling window.document.createEvent("MessageEvent") |
33 // in javascript. | 33 // in javascript. |
34 bool CreateMessageEvent(NPObject** message_event); | 34 bool CreateMessageEvent(NPObject** message_event); |
35 | 35 |
36 // The postMessage() function provided to Javascript. | 36 // The postMessage() function provided to Javascript. |
37 void PostMessage(const webkit_glue::CppArgumentList& args, | 37 void PostMessage(const webkit_glue::CppArgumentList& args, |
38 webkit_glue::CppVariant* result); | 38 webkit_glue::CppVariant* result); |
39 | 39 |
40 webkit_glue::CppVariant on_message_handler_; | 40 webkit_glue::CppVariant on_message_handler_; |
41 WebKit::WebFrame* frame_; | 41 blink::WebFrame* frame_; |
42 IPC::Sender* sender_; | 42 IPC::Sender* sender_; |
43 int routing_id_; | 43 int routing_id_; |
44 | 44 |
45 DISALLOW_COPY_AND_ASSIGN(ExternalHostBindings); | 45 DISALLOW_COPY_AND_ASSIGN(ExternalHostBindings); |
46 }; | 46 }; |
47 | 47 |
48 #endif // CHROME_RENDERER_EXTERNAL_HOST_BINDINGS_H_ | 48 #endif // CHROME_RENDERER_EXTERNAL_HOST_BINDINGS_H_ |
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