1 /** 2 * Copyright (C) 1999 Lars Knoll (knoll (at) kde.org) 3 * (C) 1999 Antti Koivisto (koivisto (at) kde.org) 4 * (C) 2000 Simon Hausmann (hausmann (at) kde.org) 5 * (C) 2001 Dirk Mueller (mueller (at) kde.org) 6 * Copyright (C) 2004, 2006, 2009 Apple Inc. All rights reserved. 7 * 8 * This library is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU Library General Public 10 * License as published by the Free Software Foundation; either 11 * version 2 of the License, or (at your option) any later version. 12 * 13 * This library is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * Library General Public License for more details. 17 * 18 * You should have received a copy of the GNU Library General Public License 19 * along with this library; see the file COPYING.LIB. If not, write to 20 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 21 * Boston, MA 02110-1301, USA. 22 */ 23 24 #include "config.h" 25 #include "HTMLFrameSetElement.h" 26 27 #include "CSSPropertyNames.h" 28 #include "Document.h" 29 #include "Event.h" 30 #include "EventNames.h" 31 #include "HTMLNames.h" 32 #include "ScriptEventListener.h" 33 #include "Length.h" 34 #include "MappedAttribute.h" 35 #include "MouseEvent.h" 36 #include "RenderFrameSet.h" 37 #include "Text.h" 38 39 namespace WebCore { 40 41 using namespace HTMLNames; 42 43 HTMLFrameSetElement::HTMLFrameSetElement(const QualifiedName& tagName, Document *doc) 44 : HTMLElement(tagName, doc) 45 , m_rows(0) 46 , m_cols(0) 47 , m_totalRows(1) 48 , m_totalCols(1) 49 , m_border(6) 50 , m_borderSet(false) 51 , m_borderColorSet(false) 52 , frameborder(true) 53 , frameBorderSet(false) 54 , noresize(false) 55 { 56 ASSERT(hasTagName(framesetTag)); 57 } 58 59 HTMLFrameSetElement::~HTMLFrameSetElement() 60 { 61 if (m_rows) 62 delete [] m_rows; 63 if (m_cols) 64 delete [] m_cols; 65 } 66 67 bool HTMLFrameSetElement::checkDTD(const Node* newChild) 68 { 69 // FIXME: Old code had adjacent double returns and seemed to want to do something with NOFRAMES (but didn't). 70 // What is the correct behavior? 71 if (newChild->isTextNode()) 72 return static_cast<const Text*>(newChild)->containsOnlyWhitespace(); 73 return newChild->hasTagName(framesetTag) || newChild->hasTagName(frameTag); 74 } 75 76 bool HTMLFrameSetElement::mapToEntry(const QualifiedName& attrName, MappedAttributeEntry& result) const 77 { 78 if (attrName == bordercolorAttr) { 79 result = eUniversal; 80 return true; 81 } 82 83 return HTMLElement::mapToEntry(attrName, result); 84 } 85 86 void HTMLFrameSetElement::parseMappedAttribute(MappedAttribute *attr) 87 { 88 if (attr->name() == rowsAttr) { 89 if (!attr->isNull()) { 90 if (m_rows) delete [] m_rows; 91 m_rows = newLengthArray(attr->value().string(), m_totalRows); 92 setNeedsStyleRecalc(); 93 } 94 } else if (attr->name() == colsAttr) { 95 if (!attr->isNull()) { 96 delete [] m_cols; 97 m_cols = newLengthArray(attr->value().string(), m_totalCols); 98 setNeedsStyleRecalc(); 99 } 100 } else if (attr->name() == frameborderAttr) { 101 if (!attr->isNull()) { 102 // false or "no" or "0".. 103 if (attr->value().toInt() == 0) { 104 frameborder = false; 105 m_border = 0; 106 } 107 frameBorderSet = true; 108 } else { 109 frameborder = false; 110 frameBorderSet = false; 111 } 112 } else if (attr->name() == noresizeAttr) { 113 noresize = true; 114 } else if (attr->name() == borderAttr) { 115 if (!attr->isNull()) { 116 m_border = attr->value().toInt(); 117 if (!m_border) 118 frameborder = false; 119 m_borderSet = true; 120 } else 121 m_borderSet = false; 122 } else if (attr->name() == bordercolorAttr) { 123 m_borderColorSet = attr->decl(); 124 if (!attr->decl() && !attr->isEmpty()) { 125 addCSSColor(attr, CSSPropertyBorderColor, attr->value()); 126 m_borderColorSet = true; 127 } 128 } else if (attr->name() == onloadAttr) 129 document()->setWindowAttributeEventListener(eventNames().loadEvent, createAttributeEventListener(document()->frame(), attr)); 130 else if (attr->name() == onbeforeunloadAttr) 131 document()->setWindowAttributeEventListener(eventNames().beforeunloadEvent, createAttributeEventListener(document()->frame(), attr)); 132 else if (attr->name() == onunloadAttr) 133 document()->setWindowAttributeEventListener(eventNames().unloadEvent, createAttributeEventListener(document()->frame(), attr)); 134 else if (attr->name() == onblurAttr) 135 document()->setWindowAttributeEventListener(eventNames().blurEvent, createAttributeEventListener(document()->frame(), attr)); 136 else if (attr->name() == onfocusAttr) 137 document()->setWindowAttributeEventListener(eventNames().focusEvent, createAttributeEventListener(document()->frame(), attr)); 138 #if ENABLE(ORIENTATION_EVENTS) 139 else if (attr->name() == onorientationchangeAttr) 140 document()->setWindowAttributeEventListener(eventNames().orientationchangeEvent, createAttributeEventListener(document()->frame(), attr)); 141 #endif 142 else if (attr->name() == onhashchangeAttr) 143 document()->setWindowAttributeEventListener(eventNames().hashchangeEvent, createAttributeEventListener(document()->frame(), attr)); 144 else if (attr->name() == onresizeAttr) 145 document()->setWindowAttributeEventListener(eventNames().resizeEvent, createAttributeEventListener(document()->frame(), attr)); 146 else if (attr->name() == onscrollAttr) 147 document()->setWindowAttributeEventListener(eventNames().scrollEvent, createAttributeEventListener(document()->frame(), attr)); 148 else if (attr->name() == onstorageAttr) 149 document()->setWindowAttributeEventListener(eventNames().storageEvent, createAttributeEventListener(document()->frame(), attr)); 150 else if (attr->name() == ononlineAttr) 151 document()->setWindowAttributeEventListener(eventNames().onlineEvent, createAttributeEventListener(document()->frame(), attr)); 152 else if (attr->name() == onofflineAttr) 153 document()->setWindowAttributeEventListener(eventNames().offlineEvent, createAttributeEventListener(document()->frame(), attr)); 154 else if (attr->name() == onpopstateAttr) 155 document()->setWindowAttributeEventListener(eventNames().popstateEvent, createAttributeEventListener(document()->frame(), attr)); 156 else 157 HTMLElement::parseMappedAttribute(attr); 158 } 159 160 bool HTMLFrameSetElement::rendererIsNeeded(RenderStyle *style) 161 { 162 // For compatibility, frames render even when display: none is set. 163 // However, we delay creating a renderer until stylesheets have loaded. 164 return style->isStyleAvailable(); 165 } 166 167 RenderObject *HTMLFrameSetElement::createRenderer(RenderArena *arena, RenderStyle *style) 168 { 169 if (style->contentData()) 170 return RenderObject::createObject(this, style); 171 172 return new (arena) RenderFrameSet(this); 173 } 174 175 void HTMLFrameSetElement::attach() 176 { 177 // Inherit default settings from parent frameset 178 // FIXME: This is not dynamic. 179 for (Node* node = parentNode(); node; node = node->parentNode()) { 180 if (node->hasTagName(framesetTag)) { 181 HTMLFrameSetElement* frameset = static_cast<HTMLFrameSetElement*>(node); 182 if (!frameBorderSet) 183 frameborder = frameset->hasFrameBorder(); 184 if (frameborder) { 185 if (!m_borderSet) 186 m_border = frameset->border(); 187 if (!m_borderColorSet) 188 m_borderColorSet = frameset->hasBorderColor(); 189 } 190 if (!noresize) 191 noresize = frameset->noResize(); 192 break; 193 } 194 } 195 196 HTMLElement::attach(); 197 } 198 199 void HTMLFrameSetElement::defaultEventHandler(Event* evt) 200 { 201 if (evt->isMouseEvent() && !noresize && renderer()) { 202 if (toRenderFrameSet(renderer())->userResize(static_cast<MouseEvent*>(evt))) { 203 evt->setDefaultHandled(); 204 return; 205 } 206 } 207 HTMLElement::defaultEventHandler(evt); 208 } 209 210 void HTMLFrameSetElement::recalcStyle(StyleChange ch) 211 { 212 if (needsStyleRecalc() && renderer()) { 213 renderer()->setNeedsLayout(true); 214 #ifdef FLATTEN_FRAMESET 215 static_cast<RenderFrameSet*>(renderer())->setGridNeedsLayout(); 216 #endif 217 setNeedsStyleRecalc(NoStyleChange); 218 } 219 HTMLElement::recalcStyle(ch); 220 } 221 222 String HTMLFrameSetElement::cols() const 223 { 224 return getAttribute(colsAttr); 225 } 226 227 void HTMLFrameSetElement::setCols(const String &value) 228 { 229 setAttribute(colsAttr, value); 230 } 231 232 String HTMLFrameSetElement::rows() const 233 { 234 return getAttribute(rowsAttr); 235 } 236 237 void HTMLFrameSetElement::setRows(const String &value) 238 { 239 setAttribute(rowsAttr, value); 240 } 241 242 } // namespace WebCore 243