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 14 class 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 */ 22 class 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 */ 42 class 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 58 class TextfieldsUI : public WebUI { 59 public: 60 explicit TextfieldsUI(TabContents* contents); 61 text()62 const std::wstring& text() const { return text_; } set_text(const std::wstring & 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