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 "HTMLTableSectionElement.h"

    27 

    28 #include "ExceptionCode.h"

    29 #include "HTMLCollection.h"

    30 #include "HTMLNames.h"

    31 #include "HTMLTableRowElement.h"

    32 #include "HTMLTableElement.h"

    33 #include "NodeList.h"

    34 #include "Text.h"

    35 

    36 namespace WebCore {

    37 

    38 using namespace HTMLNames;

    39 

    40 inline HTMLTableSectionElement::HTMLTableSectionElement(const QualifiedName& tagName, Document* document)

    41     : HTMLTablePartElement(tagName, document)

    42 {

    43 }

    44 

    45 PassRefPtr<HTMLTableSectionElement> HTMLTableSectionElement::create(const QualifiedName& tagName, Document* document)

    46 {

    47     return adoptRef(new HTMLTableSectionElement(tagName, document));

    48 }

    49 

    50 bool HTMLTableSectionElement::checkDTD(const Node* newChild)

    51 {

    52     if (newChild->isTextNode())

    53         return static_cast<const Text*>(newChild)->containsOnlyWhitespace();

    54     return newChild->hasTagName(trTag) || newChild->hasTagName(formTag) ||

    55            newChild->hasTagName(scriptTag);

    56 }

    57 

    58 ContainerNode* HTMLTableSectionElement::legacyParserAddChild(PassRefPtr<Node> child)

    59 {

    60     if (child->hasTagName(formTag)) {

    61         // First add the child.

    62         HTMLTablePartElement::legacyParserAddChild(child);

    63 

    64         // Now simply return ourselves as the container to insert into.

    65         // This has the effect of demoting the form to a leaf and moving it safely out of the way.

    66         return this;

    67     }

    68 

    69     return HTMLTablePartElement::legacyParserAddChild(child);

    70 }

    71 

    72 // used by table row groups to share style decls created by the enclosing table.

    73 void HTMLTableSectionElement::additionalAttributeStyleDecls(Vector<CSSMutableStyleDeclaration*>& results)

    74 {

    75     Node* p = parentNode();

    76     while (p && !p->hasTagName(tableTag))

    77         p = p->parentNode();

    78     if (!p)

    79         return;

    80     static_cast<HTMLTableElement*>(p)->addSharedGroupDecls(true, results);

    81 }

    82 

    83 // these functions are rather slow, since we need to get the row at

    84 // the index... but they aren't used during usual HTML parsing anyway

    85 PassRefPtr<HTMLElement> HTMLTableSectionElement::insertRow(int index, ExceptionCode& ec)

    86 {

    87     RefPtr<HTMLTableRowElement> row;

    88     RefPtr<HTMLCollection> children = rows();

    89     int numRows = children ? (int)children->length() : 0;

    90     if (index < -1 || index > numRows)

    91         ec = INDEX_SIZE_ERR; // per the DOM

    92     else {

    93         row = HTMLTableRowElement::create(trTag, document());

    94         if (numRows == index || index == -1)

    95             appendChild(row, ec);

    96         else {

    97             Node* n;

    98             if (index < 1)

    99                 n = firstChild();

   100             else

   101                 n = children->item(index);

   102             insertBefore(row, n, ec);

   103         }

   104     }

   105     return row.release();

   106 }

   107 

   108 void HTMLTableSectionElement::deleteRow(int index, ExceptionCode& ec)

   109 {

   110     RefPtr<HTMLCollection> children = rows();

   111     int numRows = children ? (int)children->length() : 0;

   112     if (index == -1)

   113         index = numRows - 1;

   114     if (index >= 0 && index < numRows) {

   115         RefPtr<Node> row = children->item(index);

   116         HTMLElement::removeChild(row.get(), ec);

   117     } else

   118         ec = INDEX_SIZE_ERR;

   119 }

   120 

   121 int HTMLTableSectionElement::numRows() const

   122 {

   123     int rows = 0;

   124     const Node *n = firstChild();

   125     while (n) {

   126         if (n->hasTagName(trTag))

   127             rows++;

   128         n = n->nextSibling();

   129     }

   130 

   131     return rows;

   132 }

   133 

   134 String HTMLTableSectionElement::align() const

   135 {

   136     return getAttribute(alignAttr);

   137 }

   138 

   139 void HTMLTableSectionElement::setAlign(const String &value)

   140 {

   141     setAttribute(alignAttr, value);

   142 }

   143 

   144 String HTMLTableSectionElement::ch() const

   145 {

   146     return getAttribute(charAttr);

   147 }

   148 

   149 void HTMLTableSectionElement::setCh(const String &value)

   150 {

   151     setAttribute(charAttr, value);

   152 }

   153 

   154 String HTMLTableSectionElement::chOff() const

   155 {

   156     return getAttribute(charoffAttr);

   157 }

   158 

   159 void HTMLTableSectionElement::setChOff(const String &value)

   160 {

   161     setAttribute(charoffAttr, value);

   162 }

   163 

   164 String HTMLTableSectionElement::vAlign() const

   165 {

   166     return getAttribute(valignAttr);

   167 }

   168 

   169 void HTMLTableSectionElement::setVAlign(const String &value)

   170 {

   171     setAttribute(valignAttr, value);

   172 }

   173 

   174 PassRefPtr<HTMLCollection> HTMLTableSectionElement::rows()

   175 {

   176     return HTMLCollection::create(this, TSectionRows);

   177 }

   178 

   179 }