1 /*

     2  * Copyright (C) 2006 Apple Computer, Inc.

     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 #include "HTMLOptionsCollection.h"

    23 

    24 #include "ExceptionCode.h"

    25 #include "HTMLOptionElement.h"

    26 #include "HTMLSelectElement.h"

    27 

    28 namespace WebCore {

    29 

    30 HTMLOptionsCollection::HTMLOptionsCollection(PassRefPtr<HTMLSelectElement> select)

    31     : HTMLCollection(select.get(), SelectOptions, select->collectionInfo())

    32 {

    33 }

    34 

    35 PassRefPtr<HTMLOptionsCollection> HTMLOptionsCollection::create(PassRefPtr<HTMLSelectElement> select)

    36 {

    37     return adoptRef(new HTMLOptionsCollection(select));

    38 }

    39 

    40 void HTMLOptionsCollection::add(PassRefPtr<HTMLOptionElement> element, ExceptionCode &ec)

    41 {

    42     add(element, length(), ec);

    43 }

    44 

    45 void HTMLOptionsCollection::add(PassRefPtr<HTMLOptionElement> element, int index, ExceptionCode &ec)

    46 {

    47     HTMLOptionElement* newOption = element.get();

    48 

    49     if (!newOption) {

    50         ec = TYPE_MISMATCH_ERR;

    51         return;

    52     }

    53 

    54     if (index < -1) {

    55         ec = INDEX_SIZE_ERR;

    56         return;

    57     }

    58 

    59     ec = 0;

    60     HTMLSelectElement* select = static_cast<HTMLSelectElement*>(base());

    61 

    62     if (index == -1 || unsigned(index) >= length())

    63         select->add(newOption, 0, ec);

    64     else

    65         select->add(newOption, static_cast<HTMLOptionElement*>(item(index)), ec);

    66 

    67     ASSERT(ec == 0);

    68 }

    69 

    70 void HTMLOptionsCollection::remove(int index)

    71 {

    72     static_cast<HTMLSelectElement*>(base())->remove(index);

    73 }

    74 

    75 int HTMLOptionsCollection::selectedIndex() const

    76 {

    77     return static_cast<HTMLSelectElement*>(base())->selectedIndex();

    78 }

    79 

    80 void HTMLOptionsCollection::setSelectedIndex(int index)

    81 {

    82     static_cast<HTMLSelectElement*>(base())->setSelectedIndex(index);

    83 }

    84 

    85 void HTMLOptionsCollection::setLength(unsigned length, ExceptionCode& ec)

    86 {

    87     static_cast<HTMLSelectElement*>(base())->setLength(length, ec);

    88 }

    89 

    90 } //namespace