1// Copyright (c) 2011 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_TEXTFIELDS_UI_H_
6#define CHROME_BROWSER_UI_WEBUI_TEXTFIELDS_UI_H_
7#pragma once
8
9#include <string>
10
11#include "chrome/browser/ui/webui/chrome_url_data_manager.h"
12#include "content/browser/webui/web_ui.h"
13
14class RefCountedMemory;
15
16/**
17 * ChromeURLDataManager::DataSource implementation that asynchronously answers
18 * requests for chrome://textfields URL. On receiving a request, this object
19 * reads the html from the local resource textfields.html and sends back the
20 * response.
21 */
22class TextfieldsUIHTMLSource : public ChromeURLDataManager::DataSource {
23 public:
24  TextfieldsUIHTMLSource();
25
26  // Called when the network layer has requested a resource underneath
27  // the path we registered.
28  virtual void StartDataRequest(const std::string& path,
29                                bool is_incognito,
30                                int request_id);
31  virtual std::string GetMimeType(const std::string& path) const;
32
33 private:
34  virtual ~TextfieldsUIHTMLSource();
35
36  DISALLOW_COPY_AND_ASSIGN(TextfieldsUIHTMLSource);
37};
38
39/**
40 * Handler for JavaScript calls from the DOM.
41 */
42class TextfieldsDOMHandler : public WebUIMessageHandler {
43 public:
44  TextfieldsDOMHandler();
45
46  // Handles the "textfieldValue" call from the JavaScript. This call
47  // synchonizes the value inside the JavaScript textfield with the copy in the
48  // DOM object.
49  virtual void HandleTextfieldValue(const ListValue* args);
50
51 protected:
52  virtual void RegisterMessages();
53
54 private:
55  DISALLOW_COPY_AND_ASSIGN(TextfieldsDOMHandler);
56};
57
58class TextfieldsUI : public WebUI {
59 public:
60  explicit TextfieldsUI(TabContents* contents);
61
62  const std::wstring& text() const { return text_; }
63  void set_text(const std::wstring& text) { text_ = text; }
64
65 private:
66  std::wstring text_;
67
68  DISALLOW_COPY_AND_ASSIGN(TextfieldsUI);
69};
70
71#endif  // CHROME_BROWSER_UI_WEBUI_TEXTFIELDS_UI_H_
72