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 "bindings/core/v8/V8HTMLOptionsCollection.h" 33 34 #include "bindings/core/v8/V8HTMLOptionElement.h" 35 #include "bindings/core/v8/V8Node.h" 36 #include "bindings/core/v8/V8NodeList.h" 37 #include "bindings/v8/ExceptionState.h" 38 #include "bindings/v8/V8Binding.h" 39 #include "core/dom/ExceptionCode.h" 40 #include "core/dom/NamedNodesCollection.h" 41 #include "core/html/HTMLOptionElement.h" 42 #include "core/html/HTMLOptionsCollection.h" 43 #include "core/html/HTMLSelectElement.h" 44 45 namespace WebCore { 46 47 void V8HTMLOptionsCollection::addMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info) 48 { 49 ExceptionState exceptionState(ExceptionState::ExecutionContext, "add", "HTMLOptionsCollection", info.Holder(), info.GetIsolate()); 50 if (!V8HTMLOptionElement::hasInstance(info[0], info.GetIsolate())) { 51 exceptionState.throwTypeError("The element provided was not an HTMLOptionElement."); 52 } else { 53 HTMLOptionsCollection* impl = V8HTMLOptionsCollection::toNative(info.Holder()); 54 HTMLOptionElement* option = V8HTMLOptionElement::toNative(v8::Handle<v8::Object>(v8::Handle<v8::Object>::Cast(info[0]))); 55 56 if (info.Length() < 2) { 57 impl->add(option, exceptionState); 58 } else { 59 int index = toInt32(info[1], exceptionState); 60 if (exceptionState.throwIfNeeded()) 61 return; 62 63 impl->add(option, index, exceptionState); 64 } 65 } 66 67 exceptionState.throwIfNeeded(); 68 } 69 70 void V8HTMLOptionsCollection::lengthAttributeSetterCustom(v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<void>& info) 71 { 72 HTMLOptionsCollection* impl = V8HTMLOptionsCollection::toNative(info.Holder()); 73 double v = value->NumberValue(); 74 unsigned newLength = 0; 75 ExceptionState exceptionState(ExceptionState::SetterContext, "length", "HTMLOptionsCollection", info.Holder(), info.GetIsolate()); 76 if (!std::isnan(v) && !std::isinf(v)) { 77 if (v < 0.0) 78 exceptionState.throwDOMException(IndexSizeError, "The value provided (" + String::number(v) + ") is negative. Lengths must be greater than or equal to 0."); 79 else if (v > static_cast<double>(UINT_MAX)) 80 newLength = UINT_MAX; 81 else 82 newLength = static_cast<unsigned>(v); 83 } 84 85 if (exceptionState.throwIfNeeded()) 86 return; 87 88 impl->setLength(newLength, exceptionState); 89 } 90 91 } // namespace WebCore 92
