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 "JSOptionConstructor.h"
22
23 #include "HTMLNames.h"
24 #include "HTMLOptionElement.h"
25 #include "JSHTMLOptionElement.h"
26 #include "ScriptExecutionContext.h"
27 #include "Text.h"
28 #include <runtime/Error.h>
29
30 using namespace JSC;
31
32 namespace WebCore {
33
34 ASSERT_CLASS_FITS_IN_CELL(JSOptionConstructor);
35
36 const ClassInfo JSOptionConstructor::s_info = { "OptionConstructor", &DOMConstructorWithDocument::s_info, 0, 0 };
37
JSOptionConstructor(ExecState * exec,JSDOMGlobalObject * globalObject)38 JSOptionConstructor::JSOptionConstructor(ExecState* exec, JSDOMGlobalObject* globalObject)
39 : DOMConstructorWithDocument(JSOptionConstructor::createStructure(globalObject->globalData(), globalObject->objectPrototype()), globalObject)
40 {
41 ASSERT(inherits(&s_info));
42 putDirect(exec->globalData(), exec->propertyNames().prototype, JSHTMLOptionElementPrototype::self(exec, globalObject), None);
43 putDirect(exec->globalData(), exec->propertyNames().length, jsNumber(4), ReadOnly | DontDelete | DontEnum);
44 }
45
constructHTMLOptionElement(ExecState * exec)46 static EncodedJSValue JSC_HOST_CALL constructHTMLOptionElement(ExecState* exec)
47 {
48 JSOptionConstructor* jsConstructor = static_cast<JSOptionConstructor*>(exec->callee());
49 Document* document = jsConstructor->document();
50 if (!document)
51 return throwVMError(exec, createReferenceError(exec, "Option constructor associated document is unavailable"));
52
53 String data;
54 if ((exec->argumentCount() >= 1) && !exec->argument(0).isUndefined())
55 data = ustringToString(exec->argument(0).toString(exec));
56
57 String value;
58 if ((exec->argumentCount() >= 2) && !exec->argument(1).isUndefined())
59 value = ustringToString(exec->argument(1).toString(exec));
60 bool defaultSelected = (exec->argumentCount() >= 3) && exec->argument(2).toBoolean(exec);
61 bool selected = (exec->argumentCount() >= 4) && exec->argument(3).toBoolean(exec);
62
63 ExceptionCode ec = 0;
64 RefPtr<HTMLOptionElement> element = HTMLOptionElement::createForJSConstructor(document, data, value, defaultSelected, selected, ec);
65 if (ec) {
66 setDOMException(exec, ec);
67 return JSValue::encode(JSValue());
68 }
69
70 return JSValue::encode(asObject(toJS(exec, jsConstructor->globalObject(), element.release())));
71 }
72
getConstructData(ConstructData & constructData)73 ConstructType JSOptionConstructor::getConstructData(ConstructData& constructData)
74 {
75 constructData.native.function = constructHTMLOptionElement;
76 return ConstructTypeHost;
77 }
78
79
80 } // namespace WebCore
81