1/* 2 * Copyright (C) 1997 Martin Jones (mjones@kde.org) 3 * (C) 1997 Torben Weis (weis@kde.org) 4 * (C) 1998 Waldo Bastian (bastian@kde.org) 5 * (C) 1999 Lars Knoll (knoll@kde.org) 6 * (C) 1999 Antti Koivisto (koivisto@kde.org) 7 * Copyright (C) 2003, 2004, 2005, 2006, 2010 Apple Inc. All rights reserved. 8 * 9 * This library is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU Library General Public 11 * License as published by the Free Software Foundation; either 12 * version 2 of the License, or (at your option) any later version. 13 * 14 * This library is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17 * Library General Public License for more details. 18 * 19 * You should have received a copy of the GNU Library General Public License 20 * along with this library; see the file COPYING.LIB. If not, write to 21 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 22 * Boston, MA 02110-1301, USA. 23 */ 24 25#include "config.h" 26#include "core/html/HTMLTableSectionElement.h" 27 28#include "bindings/v8/ExceptionState.h" 29#include "core/HTMLNames.h" 30#include "core/dom/ElementTraversal.h" 31#include "core/dom/ExceptionCode.h" 32#include "core/html/HTMLCollection.h" 33#include "core/html/HTMLTableElement.h" 34#include "core/html/HTMLTableRowElement.h" 35 36namespace WebCore { 37 38using namespace HTMLNames; 39 40inline HTMLTableSectionElement::HTMLTableSectionElement(const QualifiedName& tagName, Document& document) 41 : HTMLTablePartElement(tagName, document) 42{ 43 ScriptWrappable::init(this); 44} 45 46DEFINE_ELEMENT_FACTORY_WITH_TAGNAME(HTMLTableSectionElement) 47 48const StylePropertySet* HTMLTableSectionElement::additionalPresentationAttributeStyle() 49{ 50 if (HTMLTableElement* table = findParentTable()) 51 return table->additionalGroupStyle(true); 52 return 0; 53} 54 55PassRefPtrWillBeRawPtr<HTMLElement> HTMLTableSectionElement::insertRow(ExceptionState& exceptionState) 56{ 57 // The default 'index' argument value is -1. 58 return insertRow(-1, exceptionState); 59} 60 61// these functions are rather slow, since we need to get the row at 62// the index... but they aren't used during usual HTML parsing anyway 63PassRefPtrWillBeRawPtr<HTMLElement> HTMLTableSectionElement::insertRow(int index, ExceptionState& exceptionState) 64{ 65 RefPtrWillBeRawPtr<HTMLCollection> children = rows(); 66 int numRows = children ? static_cast<int>(children->length()) : 0; 67 if (index < -1 || index > numRows) { 68 exceptionState.throwDOMException(IndexSizeError, "The provided index (" + String::number(index) + " is outside the range [-1, " + String::number(numRows) + "]."); 69 return nullptr; 70 } 71 72 RefPtrWillBeRawPtr<HTMLTableRowElement> row = HTMLTableRowElement::create(document()); 73 if (numRows == index || index == -1) 74 appendChild(row, exceptionState); 75 else 76 insertBefore(row, children->item(index), exceptionState); 77 return row.release(); 78} 79 80void HTMLTableSectionElement::deleteRow(int index, ExceptionState& exceptionState) 81{ 82 RefPtrWillBeRawPtr<HTMLCollection> children = rows(); 83 int numRows = children ? (int)children->length() : 0; 84 if (index == -1) 85 index = numRows - 1; 86 if (index >= 0 && index < numRows) { 87 RefPtrWillBeRawPtr<Element> row = children->item(index); 88 HTMLElement::removeChild(row.get(), exceptionState); 89 } else { 90 exceptionState.throwDOMException(IndexSizeError, "The provided index (" + String::number(index) + " is outside the range [-1, " + String::number(numRows) + "]."); 91 } 92} 93 94int HTMLTableSectionElement::numRows() const 95{ 96 int rowCount = 0; 97 for (const HTMLTableRowElement* row = Traversal<HTMLTableRowElement>::firstChild(*this); row; row = Traversal<HTMLTableRowElement>::nextSibling(*row)) 98 ++rowCount; 99 return rowCount; 100} 101 102PassRefPtrWillBeRawPtr<HTMLCollection> HTMLTableSectionElement::rows() 103{ 104 return ensureCachedHTMLCollection(TSectionRows); 105} 106 107} 108