C++ Value::toObject方法代码示例

static KJS::Object getObj(KJS::Interpreter *js, KJS::Value mightBeArray, int id) {
	KJS::ExecState *exec=js->globalExec();
    	KJS::Object constrs=mightBeArray.toObject(exec);
	KJS::Value constr;
	if (!exec->hadException()) {
		if (QString(constrs.classInfo()->className)=="Array") {
			kdDebug()<<"config page  constructor array detected"<<endl;
			constr=constrs.get(exec,id);
		} else constr=mightBeArray;
	
	}
	return constr.toObject(js->globalExec());
}

KJS::List KJSEmbedPart::constructorList() const
{
    KJS::List items;

    KJS::Object obj = js->globalObject();
    KJS::ExecState *exec = js->globalExec();

    KJS::ReferenceList l = obj.propList( exec );
    KJS::ReferenceListIterator propIt = l.begin();
    while ( propIt != l.end() ) {

	KJS::Identifier name = propIt->getPropertyName( exec );

	if ( obj.hasProperty( exec, name ) ) {
	    KJS::Value v = obj.get( exec, name );
	    KJS::Object vobj = v.toObject( exec );

	    if ( vobj.implementsConstruct() )
		items.append( KJS::String( name.ustring() ) );
	}

	propIt++;
    }

    return items;
}

static KJS::Object scopeWalker( KJS::ExecState *exec, const KJS::Object &root, const QString &objectString )
{
  KJS::Object returnObject = root;
  QStringList objects = QStringList::split(".", objectString);
  for( uint idx = 0; idx < objects.count(); ++idx)
  {
    KJS::Identifier id = KJS::Identifier( KJS::UString( objects[idx] ));
    KJS::Value newObject = returnObject.get(exec, id );
    if( newObject.isValid() )
    	returnObject = newObject.toObject(exec);
  }
  return returnObject;
}

void KstBindCubicBezier::setD(KJS::ExecState *exec, const KJS::Value& value) {
  KstBindPoint *imp = 0L;
  if (value.type() != KJS::ObjectType || !(imp = dynamic_cast<KstBindPoint*>(value.toObject(exec).imp()))) {
    KJS::Object eobj = KJS::Error::create(exec, KJS::TypeError);
    exec->setException(eobj);
    return;
  }
  KstViewBezierPtr d = makeBezier(_d);
  if (d) {
    KstWriteLocker wl(d);
    d->setPointD(QPoint(int(imp->_x), int(imp->_y))); // FIXME: Point is the wrong
                                                 // type to use here.  It's
                                                 // a double, for one...
    KstApp::inst()->paintAll(P_PAINT);
  }
}

// Variant value must be released with NPReleaseVariantValue()
void convertValueToNPVariant (KJS::ExecState *exec, const KJS::Value &value, NPVariant *result)
{
    Type type = value.type();

    if (type == StringType) {
        UString ustring = value.toString(exec);
        CString cstring = ustring.UTF8String();
        NPString string = { (const NPUTF8 *)cstring.c_str(), cstring.size() };
        NPN_InitializeVariantWithStringCopy (result, &string );
    }
    else if (type == NumberType) {
        NPN_InitializeVariantWithDouble (result, value.toNumber(exec));
    }
    else if (type == BooleanType) {
        NPN_InitializeVariantWithBool (result, value.toBoolean(exec));
    }
    else if (type == UnspecifiedType) {
        NPN_InitializeVariantAsUndefined(result);
    }
    else if (type == NullType) {
        NPN_InitializeVariantAsNull(result);
    }
    else if (type == ObjectType) {
        KJS::ObjectImp *objectImp = static_cast<KJS::ObjectImp*>(value.imp());
        if (objectImp->classInfo() == &KJS::RuntimeObjectImp::info) {
            KJS::RuntimeObjectImp *imp = static_cast<KJS::RuntimeObjectImp *>(value.imp());
            CInstance *instance = static_cast<CInstance*>(imp->getInternalInstance());
            NPN_InitializeVariantWithObject (result, instance->getObject());
        }
        else {

            KJS::Interpreter *originInterpreter = exec->interpreter();
            const Bindings::RootObject *originExecutionContext = rootForInterpreter(originInterpreter);

            KJS::Interpreter *interpreter = 0;
            if (originInterpreter->isGlobalObject(value)) {
                interpreter = originInterpreter->interpreterForGlobalObject (value.imp());
            }

            if (!interpreter)
                interpreter = originInterpreter;

            const Bindings::RootObject *executionContext = rootForInterpreter(interpreter);
            if (!executionContext) {
                Bindings::RootObject *newExecutionContext = new KJS::Bindings::RootObject(0);
                newExecutionContext->setInterpreter (interpreter);
                executionContext = newExecutionContext;
            }

            NPObject *obj = (NPObject *)exec->interpreter()->createLanguageInstanceForValue (exec, Instance::CLanguage, value.toObject(exec), originExecutionContext, executionContext);
            NPN_InitializeVariantWithObject (result, obj);
            _NPN_ReleaseObject (obj);
        }
    }
    else
        NPN_InitializeVariantAsUndefined(result);
}