1 /*
2 * Copyright (C) 2009 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "config.h"
32 #include "V8HTMLOptionElementConstructor.h"
33
34 #include "HTMLOptionElement.h"
35 #include "Document.h"
36 #include "Frame.h"
37 #include "HTMLNames.h"
38 #include "Text.h"
39 #include "V8Binding.h"
40 #include "V8HTMLOptionElement.h"
41 #include "V8Proxy.h"
42
43 #include <wtf/RefPtr.h>
44
45 namespace WebCore {
46
v8HTMLOptionElementConstructorCallback(const v8::Arguments & args)47 static v8::Handle<v8::Value> v8HTMLOptionElementConstructorCallback(const v8::Arguments& args)
48 {
49 INC_STATS("DOM.HTMLOptionElement.Contructor");
50
51 if (!args.IsConstructCall())
52 return throwError("DOM object constructor cannot be called as a function.");
53
54 Frame* frame = V8Proxy::retrieveFrameForCurrentContext();
55 if (!frame)
56 return throwError("Option constructor associated frame is unavailable", V8Proxy::ReferenceError);
57
58 Document* document = frame->document();
59 if (!document)
60 return throwError("Option constructor associated document is unavailable", V8Proxy::ReferenceError);
61
62 RefPtr<HTMLOptionElement> option = new HTMLOptionElement(HTMLNames::optionTag, document);
63
64 ExceptionCode ec = 0;
65 RefPtr<Text> text = document->createTextNode("");
66 if (args.Length() > 0) {
67 if (!args[0]->IsUndefined()) {
68 text->setData(toWebCoreString(args[0]), ec);
69 if (ec)
70 throwError(ec);
71 }
72
73 option->appendChild(text.release(), ec);
74 if (ec)
75 throwError(ec);
76
77 if (args.Length() > 1) {
78 if (!args[1]->IsUndefined())
79 option->setValue(toWebCoreString(args[1]));
80
81 if (args.Length() > 2) {
82 option->setDefaultSelected(args[2]->BooleanValue());
83 if (args.Length() > 3)
84 option->setSelected(args[3]->BooleanValue());
85 }
86 }
87 }
88
89 V8DOMWrapper::setDOMWrapper(args.Holder(), V8ClassIndex::ToInt(V8ClassIndex::OPTION), option.get());
90 option->ref();
91 V8DOMWrapper::setJSWrapperForDOMNode(option.get(), v8::Persistent<v8::Object>::New(args.Holder()));
92 return args.Holder();
93 }
94
GetTemplate()95 v8::Persistent<v8::FunctionTemplate> V8HTMLOptionElementConstructor::GetTemplate()
96 {
97 static v8::Persistent<v8::FunctionTemplate> cachedTemplate;
98 if (!cachedTemplate.IsEmpty())
99 return cachedTemplate;
100
101 v8::HandleScope scope;
102 v8::Local<v8::FunctionTemplate> result = v8::FunctionTemplate::New(v8HTMLOptionElementConstructorCallback);
103
104 v8::Local<v8::ObjectTemplate> instance = result->InstanceTemplate();
105 instance->SetInternalFieldCount(V8HTMLOptionElement::internalFieldCount);
106 result->SetClassName(v8::String::New("HTMLOptionElement"));
107 result->Inherit(V8HTMLOptionElement::GetTemplate());
108
109 cachedTemplate = v8::Persistent<v8::FunctionTemplate>::New(result);
110 return cachedTemplate;
111 }
112
113 } // namespace WebCore
114