Source/bindings/v8/custom/V8DocumentCustom.cpp

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#include "config.h"
#include "V8Document.h"

#include "V8CanvasRenderingContext2D.h"
#include "V8DOMImplementation.h"
#include "V8HTMLDocument.h"
#include "V8Node.h"
#include "V8SVGDocument.h"
#include "V8Touch.h"
#include "V8TouchList.h"
#include "V8WebGLRenderingContext.h"
#include "V8XPathNSResolver.h"
#include "V8XPathResult.h"
#include "bindings/v8/ExceptionState.h"
#include "bindings/v8/ScriptController.h"
#include "bindings/v8/V8Binding.h"
#include "bindings/v8/V8DOMWrapper.h"
#include "bindings/v8/V8WindowShell.h"
#include "bindings/v8/custom/V8CustomXPathNSResolver.h"
#include "core/dom/Document.h"
#include "core/dom/ExceptionCode.h"
#include "core/dom/Node.h"
#include "core/dom/TouchList.h"
#include "core/html/canvas/CanvasRenderingContext.h"
#include "core/page/Frame.h"
#include "core/xml/DocumentXPathEvaluator.h"
#include "core/xml/XPathNSResolver.h"
#include "core/xml/XPathResult.h"
#include "wtf/RefPtr.h"

namespace WebCore {

void V8Document::evaluateMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args)
{
    RefPtr<Document> document = V8Document::toNative(args.Holder());
    ExceptionState es(args.GetIsolate());
    String expression = toWebCoreString(args[0]);
    RefPtr<Node> contextNode;
    if (V8Node::HasInstance(args[1], args.GetIsolate(), worldType(args.GetIsolate())))
        contextNode = V8Node::toNative(v8::Handle<v8::Object>::Cast(args[1]));

    RefPtr<XPathNSResolver> resolver = toXPathNSResolver(args[2], args.GetIsolate());
    if (!resolver && !args[2]->IsNull() && !args[2]->IsUndefined()) {
        setDOMException(TypeMismatchError, args.GetIsolate());
        return;
    }

    int type = toInt32(args[3]);
    RefPtr<XPathResult> inResult;
    if (V8XPathResult::HasInstance(args[4], args.GetIsolate(), worldType(args.GetIsolate())))
        inResult = V8XPathResult::toNative(v8::Handle<v8::Object>::Cast(args[4]));

    V8TRYCATCH_VOID(RefPtr<XPathResult>, result, DocumentXPathEvaluator::evaluate(document.get(), expression, contextNode.get(), resolver.get(), type, inResult.get(), es));
    if (es.throwIfNeeded())
        return;

    v8SetReturnValueFast(args, result.release(), document.get());
}

v8::Handle<v8::Object> wrap(Document* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
{
    ASSERT(impl);
    if (impl->isHTMLDocument())
        return wrap(toHTMLDocument(impl), creationContext, isolate);
    if (impl->isSVGDocument())
        return wrap(toSVGDocument(impl), creationContext, isolate);
    v8::Handle<v8::Object> wrapper = V8Document::createWrapper(impl, creationContext, isolate);
    if (wrapper.IsEmpty())
        return wrapper;
    if (!isolatedWorldForEnteredContext()) {
        if (Frame* frame = impl->frame())
            frame->script()->windowShell(mainThreadNormalWorld())->updateDocumentWrapper(wrapper);
    }
    return wrapper;
}

void V8Document::createTouchListMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args)
{
    RefPtr<TouchList> touchList = TouchList::create();

    for (int i = 0; i < args.Length(); i++) {
        Touch* touch = V8DOMWrapper::isWrapperOfType(args[i], &V8Touch::info) ? V8Touch::toNative(args[i]->ToObject()) : 0;
        touchList->append(touch);
    }

    v8SetReturnValue(args, toV8(touchList.release(), args.Holder(), args.GetIsolate()));
}

} // namespace WebCore