diff options
Diffstat (limited to 'WebCore/bindings/v8/custom/V8ElementCustom.cpp')
-rw-r--r-- | WebCore/bindings/v8/custom/V8ElementCustom.cpp | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/WebCore/bindings/v8/custom/V8ElementCustom.cpp b/WebCore/bindings/v8/custom/V8ElementCustom.cpp new file mode 100644 index 0000000..131f401 --- /dev/null +++ b/WebCore/bindings/v8/custom/V8ElementCustom.cpp @@ -0,0 +1,168 @@ +/* + * Copyright (C) 2007-2009 Google Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "config.h" +#include "Element.h" + +#include "Attr.h" +#include "CSSHelper.h" +#include "Document.h" +#include "EventListener.h" +#include "ExceptionCode.h" +#include "HTMLFrameElementBase.h" +#include "HTMLNames.h" +#include "Node.h" + +#include "V8Attr.h" +#include "V8Binding.h" +#include "V8CustomBinding.h" +#include "V8CustomEventListener.h" +#include "V8Proxy.h" + +#include <wtf/RefPtr.h> + +namespace WebCore { + +CALLBACK_FUNC_DECL(ElementSetAttribute) +{ + INC_STATS("DOM.Element.setAttribute()"); + Element* element = V8Proxy::DOMWrapperToNode<Element>(args.Holder()); + String name = toWebCoreString(args[0]); + String value = toWebCoreString(args[1]); + + if (!allowSettingSrcToJavascriptURL(element, name, value)) + return v8::Undefined(); + + ExceptionCode ec = 0; + element->setAttribute(name, value, ec); + if (ec) + return throwError(ec); + + return v8::Undefined(); +} + +CALLBACK_FUNC_DECL(ElementSetAttributeNode) +{ + INC_STATS("DOM.Element.setAttributeNode()"); + if (!V8Attr::HasInstance(args[0])) + throwError(TYPE_MISMATCH_ERR); + + Attr* newAttr = V8Proxy::DOMWrapperToNode<Attr>(args[0]); + Element* element = V8Proxy::DOMWrapperToNode<Element>(args.Holder()); + + if (!allowSettingSrcToJavascriptURL(element, newAttr->name(), newAttr->value())) + return v8::Undefined(); + + ExceptionCode ec = 0; + RefPtr<Attr> result = element->setAttributeNode(newAttr, ec); + if (ec) + throwError(ec); + + return V8Proxy::NodeToV8Object(result.get()); +} + +CALLBACK_FUNC_DECL(ElementSetAttributeNS) +{ + INC_STATS("DOM.Element.setAttributeNS()"); + Element* element = V8Proxy::DOMWrapperToNode<Element>(args.Holder()); + String namespaceURI = toWebCoreStringWithNullCheck(args[0]); + String qualifiedName = toWebCoreString(args[1]); + String value = toWebCoreString(args[2]); + + if (!allowSettingSrcToJavascriptURL(element, qualifiedName, value)) + return v8::Undefined(); + + ExceptionCode ec = 0; + element->setAttributeNS(namespaceURI, qualifiedName, value, ec); + if (ec) + throwError(ec); + + return v8::Undefined(); +} + +CALLBACK_FUNC_DECL(ElementSetAttributeNodeNS) +{ + INC_STATS("DOM.Element.setAttributeNodeNS()"); + if (!V8Attr::HasInstance(args[0])) + return throwError(TYPE_MISMATCH_ERR); + + Attr* newAttr = V8Proxy::DOMWrapperToNode<Attr>(args[0]); + Element* element = V8Proxy::DOMWrapperToNode<Element>(args.Holder()); + + if (!allowSettingSrcToJavascriptURL(element, newAttr->name(), newAttr->value())) + return v8::Undefined(); + + ExceptionCode ec = 0; + RefPtr<Attr> result = element->setAttributeNodeNS(newAttr, ec); + if (ec) + throwError(ec); + + return V8Proxy::NodeToV8Object(result.get()); +} + +static inline String toEventType(v8::Local<v8::String> value) +{ + String key = toWebCoreString(value); + ASSERT(key.startsWith("on")); + return key.substring(2); +} + +ACCESSOR_SETTER(ElementEventHandler) +{ + Node* node = V8Proxy::DOMWrapperToNode<Node>(info.Holder()); + + String eventType = toEventType(name); + + // Set handler if the value is a function. Otherwise, clear the + // event handler. + if (value->IsFunction()) { + V8Proxy* proxy = V8Proxy::retrieve(node->document()->frame()); + // the document might be created using createDocument, + // which does not have a frame, use the active frame + if (!proxy) + proxy = V8Proxy::retrieve(V8Proxy::retrieveActiveFrame()); + if (!proxy) + return; + + if (RefPtr<EventListener> listener = proxy->FindOrCreateV8EventListener(value, true)) + node->setInlineEventListenerForType(eventType, listener); + } else + node->removeInlineEventListenerForType(eventType); +} + +ACCESSOR_GETTER(ElementEventHandler) +{ + Node* node = V8Proxy::DOMWrapperToNode<Node>(info.Holder()); + + EventListener* listener = node->inlineEventListenerForType(toEventType(name)); + return V8Proxy::EventListenerToV8Object(listener); +} + +} // namespace WebCore |