Upstream version 6.35.121.0
[platform/framework/web/crosswalk.git] / src / content / browser / renderer_host / text_input_client_message_filter.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 CONTENT_BROWSER_RENDERER_HOST_TEXT_INPUT_CLIENT_MESSAGE_FILTER_H_
6 #define CONTENT_BROWSER_RENDERER_HOST_TEXT_INPUT_CLIENT_MESSAGE_FILTER_H_
7
8 #include "content/common/mac/attributed_string_coder.h"
9 #include "content/public/browser/browser_message_filter.h"
10
11 namespace gfx {
12 class Point;
13 class Range;
14 class Rect;
15 }
16
17 namespace content {
18
19 // This is a browser-side message filter that lives on the IO thread to handle
20 // replies to messages sent by the TextInputClientMac. See
21 // content/browser/renderer_host/text_input_client_mac.h for more information.
22 class CONTENT_EXPORT TextInputClientMessageFilter
23     : public BrowserMessageFilter {
24  public:
25   explicit TextInputClientMessageFilter(int child_id);
26
27   // BrowserMessageFilter override:
28   virtual bool OnMessageReceived(const IPC::Message& message,
29                                  bool* message_was_ok) OVERRIDE;
30
31  protected:
32   virtual ~TextInputClientMessageFilter();
33
34  private:
35   // IPC Message handlers:
36   void OnGotStringAtPoint(
37       const mac::AttributedStringCoder::EncodedString& encoded_string,
38       const gfx::Point& point);
39   void OnGotCharacterIndexForPoint(size_t index);
40   void OnGotFirstRectForRange(const gfx::Rect& rect);
41   void OnGotStringFromRange(
42       const mac::AttributedStringCoder::EncodedString& string);
43
44   // Child process id.
45   int child_process_id_;
46
47   DISALLOW_COPY_AND_ASSIGN(TextInputClientMessageFilter);
48 };
49
50 }  // namespace content
51
52 #endif  // CONTENT_BROWSER_RENDERER_HOST_TEXT_INPUT_CLIENT_MESSAGE_FILTER_H_