1 /* 2 * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/) 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public License 15 * along with this library; see the file COPYING.LIB. If not, write to 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 * 19 */ 20 21 #ifndef OptionElement_h 22 #define OptionElement_h 23 24 #include "PlatformString.h" 25 26 namespace WebCore { 27 28 class Element; 29 class Document; 30 class OptionElementData; 31 class SelectElement; 32 33 class OptionElement { 34 public: ~OptionElement()35 virtual ~OptionElement() { } 36 37 virtual bool disabled() const = 0; 38 virtual bool selected() const = 0; 39 virtual void setSelectedState(bool) = 0; 40 41 virtual String text() const = 0; 42 virtual String textIndentedToRespectGroupLabel() const = 0; 43 virtual String value() const = 0; 44 45 protected: 46 static void setSelectedState(OptionElementData&, Element*, bool selected); 47 static int optionIndex(SelectElement*, const Element*); 48 static String collectOptionLabelOrText(const OptionElementData&, const Element*); 49 static String collectOptionTextRespectingGroupLabel(const OptionElementData&, const Element*); 50 static String collectOptionValue(const OptionElementData&, const Element*); 51 private: 52 static String collectOptionInnerText(const Element*); 53 static String normalizeText(const Document*, const String&); 54 }; 55 56 // HTML/WMLOptionElement hold this struct as member variable 57 // and pass it to the static helper functions in OptionElement 58 class OptionElementData { 59 public: 60 OptionElementData(); 61 ~OptionElementData(); 62 value()63 String value() const { return m_value; } setValue(const String & value)64 void setValue(const String& value) { m_value = value; } 65 label()66 String label() const { return m_label; } setLabel(const String & label)67 void setLabel(const String& label) { m_label = label; } 68 selected()69 bool selected() const { return m_selected; } setSelected(bool selected)70 void setSelected(bool selected) { m_selected = selected; } 71 72 private: 73 String m_value; 74 String m_label; 75 bool m_selected; 76 }; 77 78 OptionElement* toOptionElement(Element*); 79 bool isOptionElement(Element*); 80 81 } 82 83 #endif 84