1 /*
2 * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
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 #include "config.h"
21 #include "JSHTMLOptionsCollection.h"
22
23 #include "ExceptionCode.h"
24 #include "HTMLNames.h"
25 #include "HTMLOptionElement.h"
26 #include "HTMLOptionsCollection.h"
27 #include "HTMLSelectElement.h"
28 #include "JSHTMLOptionElement.h"
29 #include "JSHTMLSelectElement.h"
30 #include "JSHTMLSelectElementCustom.h"
31
32 #include <wtf/MathExtras.h>
33
34 using namespace JSC;
35
36 namespace WebCore {
37
length(ExecState * exec) const38 JSValue JSHTMLOptionsCollection::length(ExecState* exec) const
39 {
40 HTMLOptionsCollection* imp = static_cast<HTMLOptionsCollection*>(impl());
41 return jsNumber(exec, imp->length());
42 }
43
setLength(ExecState * exec,JSValue value)44 void JSHTMLOptionsCollection::setLength(ExecState* exec, JSValue value)
45 {
46 HTMLOptionsCollection* imp = static_cast<HTMLOptionsCollection*>(impl());
47 ExceptionCode ec = 0;
48 unsigned newLength = 0;
49 double lengthValue = value.toNumber(exec);
50 if (!isnan(lengthValue) && !isinf(lengthValue)) {
51 if (lengthValue < 0.0)
52 ec = INDEX_SIZE_ERR;
53 else if (lengthValue > static_cast<double>(UINT_MAX))
54 newLength = UINT_MAX;
55 else
56 newLength = static_cast<unsigned>(lengthValue);
57 }
58 if (!ec)
59 imp->setLength(newLength, ec);
60 setDOMException(exec, ec);
61 }
62
indexSetter(ExecState * exec,unsigned index,JSValue value)63 void JSHTMLOptionsCollection::indexSetter(ExecState* exec, unsigned index, JSValue value)
64 {
65 HTMLOptionsCollection* imp = static_cast<HTMLOptionsCollection*>(impl());
66 HTMLSelectElement* base = static_cast<HTMLSelectElement*>(imp->base());
67 selectIndexSetter(base, exec, index, value);
68 }
69
add(ExecState * exec,const ArgList & args)70 JSValue JSHTMLOptionsCollection::add(ExecState* exec, const ArgList& args)
71 {
72 HTMLOptionsCollection* imp = static_cast<HTMLOptionsCollection*>(impl());
73 HTMLOptionElement* option = toHTMLOptionElement(args.at(0));
74 ExceptionCode ec = 0;
75 if (args.size() < 2)
76 imp->add(option, ec);
77 else {
78 bool ok;
79 int index = args.at(1).toInt32(exec, ok);
80 if (exec->hadException())
81 return jsUndefined();
82 if (!ok)
83 ec = TYPE_MISMATCH_ERR;
84 else
85 imp->add(option, index, ec);
86 }
87 setDOMException(exec, ec);
88 return jsUndefined();
89 }
90
remove(ExecState * exec,const ArgList & args)91 JSValue JSHTMLOptionsCollection::remove(ExecState* exec, const ArgList& args)
92 {
93 HTMLOptionsCollection* imp = static_cast<HTMLOptionsCollection*>(impl());
94 JSHTMLSelectElement* base = static_cast<JSHTMLSelectElement*>(asObject(toJS(exec, globalObject(), imp->base())));
95 return base->remove(exec, args);
96 }
97
98 }
99