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 "V8HTMLOptionsCollection.h" 33 34 #include "HTMLOptionsCollection.h" 35 #include "HTMLOptionElement.h" 36 #include "ExceptionCode.h" 37 38 #include "V8Binding.h" 39 #include "V8Collection.h" 40 #include "V8HTMLOptionElement.h" 41 #include "V8HTMLSelectElementCustom.h" 42 #include "V8Node.h" 43 #include "V8Proxy.h" 44 45 namespace WebCore { 46 47 v8::Handle<v8::Value> V8HTMLOptionsCollection::removeCallback(const v8::Arguments& args) 48 { 49 INC_STATS("DOM.HTMLOptionsCollection.remove()"); 50 HTMLOptionsCollection* imp = V8HTMLOptionsCollection::toNative(args.Holder()); 51 HTMLSelectElement* base = static_cast<HTMLSelectElement*>(imp->base()); 52 return removeElement(base, args); 53 } 54 55 v8::Handle<v8::Value> V8HTMLOptionsCollection::addCallback(const v8::Arguments& args) 56 { 57 INC_STATS("DOM.HTMLOptionsCollection.add()"); 58 if (!V8HTMLOptionElement::HasInstance(args[0])) { 59 V8Proxy::setDOMException(TYPE_MISMATCH_ERR); 60 return v8::Undefined(); 61 } 62 HTMLOptionsCollection* imp = V8HTMLOptionsCollection::toNative(args.Holder()); 63 HTMLOptionElement* option = V8HTMLOptionElement::toNative(v8::Handle<v8::Object>(v8::Handle<v8::Object>::Cast(args[0]))); 64 65 ExceptionCode ec = 0; 66 if (args.Length() < 2) 67 imp->add(option, ec); 68 else { 69 bool ok; 70 v8::TryCatch try_catch; 71 int index = toInt32(args[1], ok); 72 73 if (try_catch.HasCaught()) 74 return v8::Undefined(); 75 76 if (!ok) 77 ec = TYPE_MISMATCH_ERR; 78 else 79 imp->add(option, index, ec); 80 } 81 82 if (ec != 0) 83 V8Proxy::setDOMException(ec); 84 85 return v8::Undefined(); 86 } 87 88 v8::Handle<v8::Value> V8HTMLOptionsCollection::lengthAccessorGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info) 89 { 90 INC_STATS("DOM.HTMLOptionsCollection.length._get"); 91 HTMLOptionsCollection* imp = V8HTMLOptionsCollection::toNative(info.Holder()); 92 int v = imp->length(); 93 return v8::Integer::New(v); 94 } 95 96 void V8HTMLOptionsCollection::lengthAccessorSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::AccessorInfo& info) 97 { 98 INC_STATS("DOM.HTMLOptionsCollection.length._set"); 99 HTMLOptionsCollection* imp = V8HTMLOptionsCollection::toNative(info.Holder()); 100 double v = value->NumberValue(); 101 unsigned newLength = 0; 102 ExceptionCode ec = 0; 103 if (!isnan(v) && !isinf(v)) { 104 if (v < 0.0) 105 ec = INDEX_SIZE_ERR; 106 else if (v > static_cast<double>(UINT_MAX)) 107 newLength = UINT_MAX; 108 else 109 newLength = static_cast<unsigned>(v); 110 } 111 if (!ec) 112 imp->setLength(value->Uint32Value(), ec); 113 114 V8Proxy::setDOMException(ec); 115 } 116 117 v8::Handle<v8::Value> V8HTMLOptionsCollection::indexedPropertyGetter(uint32_t index, const v8::AccessorInfo& info) 118 { 119 INC_STATS("DOM.HTMLOptionsCollection.IndexedPropertyGetter"); 120 HTMLOptionsCollection* collection = V8HTMLOptionsCollection::toNative(info.Holder()); 121 122 RefPtr<Node> result = collection->item(index); 123 if (!result) 124 return notHandledByInterceptor(); 125 126 return toV8(result.release()); 127 } 128 129 v8::Handle<v8::Value> V8HTMLOptionsCollection::indexedPropertySetter(uint32_t index, v8::Local<v8::Value> value, const v8::AccessorInfo& info) 130 { 131 INC_STATS("DOM.HTMLOptionsCollection.IndexedPropertySetter"); 132 HTMLOptionsCollection* collection = V8HTMLOptionsCollection::toNative(info.Holder()); 133 HTMLSelectElement* base = static_cast<HTMLSelectElement*>(collection->base()); 134 return toOptionsCollectionSetter(index, value, base); 135 } 136 137 } // namespace WebCore 138
