1 /* 2 * Copyright (C) 2008 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 #include "config.h" 22 23 #if ENABLE(WML) 24 #include "WMLElement.h" 25 26 #include "CSSPropertyNames.h" 27 #include "HTMLNames.h" 28 #include "MappedAttribute.h" 29 #include "RenderObject.h" 30 #include "WMLErrorHandling.h" 31 #include "WMLNames.h" 32 #include "WMLVariables.h" 33 34 using std::max; 35 using std::min; 36 37 namespace WebCore { 38 39 using namespace WMLNames; 40 41 WMLElement::WMLElement(const QualifiedName& tagName, Document* document) 42 : StyledElement(tagName, document, CreateElementZeroRefCount) 43 { 44 } 45 46 PassRefPtr<WMLElement> WMLElement::create(const QualifiedName& tagName, Document* document) 47 { 48 return new WMLElement(tagName, document); 49 } 50 51 bool WMLElement::mapToEntry(const QualifiedName& attrName, MappedAttributeEntry& result) const 52 { 53 if (attrName == HTMLNames::alignAttr) { 54 result = eUniversal; 55 return false; 56 } 57 58 return StyledElement::mapToEntry(attrName, result); 59 } 60 61 void WMLElement::parseMappedAttribute(MappedAttribute* attr) 62 { 63 if (attr->name() == idAttributeName() 64 || attr->name() == HTMLNames::classAttr 65 || attr->name() == HTMLNames::styleAttr) 66 return StyledElement::parseMappedAttribute(attr); 67 68 if (attr->name() == HTMLNames::alignAttr) { 69 if (equalIgnoringCase(attr->value(), "middle")) 70 addCSSProperty(attr, CSSPropertyTextAlign, "center"); 71 else 72 addCSSProperty(attr, CSSPropertyTextAlign, attr->value()); 73 } else if (attr->name() == HTMLNames::tabindexAttr) { 74 String indexstring = attr->value(); 75 if (indexstring.length()) { 76 bool parsedOK; 77 int tabindex = indexstring.toIntStrict(&parsedOK); 78 if (parsedOK) 79 // Clamp tabindex to the range of 'short' to match Firefox's behavior. 80 setTabIndexExplicitly(max(static_cast<int>(std::numeric_limits<short>::min()), min(tabindex, static_cast<int>(std::numeric_limits<short>::max())))); 81 } 82 } 83 } 84 85 String WMLElement::title() const 86 { 87 return parseValueSubstitutingVariableReferences(getAttribute(HTMLNames::titleAttr)); 88 } 89 90 bool WMLElement::rendererIsNeeded(RenderStyle* style) 91 { 92 return document()->documentElement() == this || style->display() != NONE; 93 } 94 95 RenderObject* WMLElement::createRenderer(RenderArena*, RenderStyle* style) 96 { 97 return RenderObject::createObject(this, style); 98 } 99 100 String WMLElement::parseValueSubstitutingVariableReferences(const AtomicString& value, WMLErrorCode defaultErrorCode) const 101 { 102 bool isValid = false; 103 if (!containsVariableReference(value, isValid)) 104 return value; 105 106 if (!isValid) { 107 reportWMLError(document(), defaultErrorCode); 108 return String(); 109 } 110 111 return substituteVariableReferences(value, document()); 112 } 113 114 String WMLElement::parseValueForbiddingVariableReferences(const AtomicString& value) const 115 { 116 bool isValid = false; 117 if (containsVariableReference(value, isValid)) { 118 reportWMLError(document(), WMLErrorInvalidVariableReferenceLocation); 119 return String(); 120 } 121 122 return value; 123 } 124 125 } 126 127 #endif 128