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      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 "V8HTMLSelectElementCustom.h"
     33 
     34 #include "HTMLSelectElement.h"
     35 #include "HTMLOptionElement.h"
     36 #include "HTMLOptionsCollection.h"
     37 
     38 #include "V8Binding.h"
     39 #include "V8Collection.h"
     40 #include "V8HTMLOptionElement.h"
     41 #include "V8HTMLSelectElement.h"
     42 #include "V8NamedNodesCollection.h"
     43 #include "V8Node.h"
     44 #include "V8NodeList.h"
     45 #include "V8Proxy.h"
     46 
     47 namespace WebCore {
     48 
     49 v8::Handle<v8::Value> V8HTMLSelectElement::namedPropertyGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
     50 {
     51     INC_STATS("DOM.HTMLSelectElement.NamedPropertyGetter");
     52     HTMLSelectElement* select = V8HTMLSelectElement::toNative(info.Holder());
     53     v8::Handle<v8::Value> value = info.Holder()->GetRealNamedPropertyInPrototypeChain(name);
     54 
     55     if (!value.IsEmpty())
     56         return value;
     57 
     58     // Search local callback properties next to find IDL defined properties.
     59     if (info.Holder()->HasRealNamedCallbackProperty(name))
     60         return notHandledByInterceptor();
     61 
     62     PassRefPtr<HTMLOptionsCollection> collection = select->options();
     63 
     64     Vector<RefPtr<Node> > items;
     65     collection->namedItems(v8StringToAtomicWebCoreString(name), items);
     66 
     67     if (!items.size())
     68         return notHandledByInterceptor();
     69 
     70     if (items.size() == 1)
     71         return toV8(items.at(0).release());
     72 
     73     NodeList* list = new V8NamedNodesCollection(items);
     74     return toV8(list);
     75 }
     76 
     77 v8::Handle<v8::Value> V8HTMLSelectElement::indexedPropertyGetter(uint32_t index, const v8::AccessorInfo& info)
     78 {
     79     ASSERT(V8DOMWrapper::maybeDOMWrapper(info.Holder()));
     80     RefPtr<Node> result = V8HTMLSelectElement::toNative(info.Holder())->item(index);
     81     if (!result)
     82         return notHandledByInterceptor();
     83 
     84     return toV8(result.release());
     85 }
     86 
     87 v8::Handle<v8::Value> V8HTMLSelectElement::indexedPropertySetter(uint32_t index, v8::Local<v8::Value> value, const v8::AccessorInfo& info)
     88 {
     89     INC_STATS("DOM.HTMLSelectElement.IndexedPropertySetter");
     90     HTMLSelectElement* select = V8HTMLSelectElement::toNative(info.Holder());
     91     return toOptionsCollectionSetter(index, value, select);
     92 }
     93 
     94 v8::Handle<v8::Value> V8HTMLSelectElement::removeCallback(const v8::Arguments& args)
     95 {
     96     INC_STATS("DOM.HTMLSelectElement.remove");
     97     HTMLSelectElement* imp = V8HTMLSelectElement::toNative(args.Holder());
     98     return removeElement(imp, args);
     99 }
    100 
    101 v8::Handle<v8::Value> removeElement(HTMLSelectElement* imp, const v8::Arguments& args)
    102 {
    103     if (V8HTMLOptionElement::HasInstance(args[0])) {
    104         HTMLOptionElement* element = V8HTMLOptionElement::toNative(v8::Handle<v8::Object>::Cast(args[0]));
    105         imp->remove(element->index());
    106         return v8::Undefined();
    107     }
    108 
    109     imp->remove(toInt32(args[0]));
    110     return v8::Undefined();
    111 }
    112 
    113 } // namespace WebCore
    114