ObjectInstance IConstructor.Construct(JsValue[] arguments)
{
if (_constructor == null)
{
throw new JavaScriptException("Illegal constructor.");
}
try
{
var parameters = _instance.BuildArgs(_constructor, arguments);
var obj = _constructor.Invoke(parameters);
return(_instance.GetDomNode(obj));
}
catch
{
throw new JavaScriptException(_instance.Jint.Error);
}
}
public static void AddInstance(this EngineInstance engine, ObjectInstance obj, Type type)
{
var attributes = type.GetTypeInfo().GetCustomAttributes <DomInstanceAttribute>();
var info = type.GetTypeInfo().DeclaredConstructors.FirstOrDefault(m => m.GetParameters().Length == 0);
if (info != null)
{
foreach (var attribute in attributes)
{
var instance = info.Invoke(null);
if (instance != null)
{
var node = engine.GetDomNode(instance);
obj.FastSetProperty(attribute.Name, new PropertyDescriptor(node, false, true, false));
}
}
}
}
public static JsValue ToJsValue(this Object obj, EngineInstance engine)
{
if (obj != null)
{
if (obj is String)
{
return(new JsValue((String)obj));
}
else if (obj is Int32)
{
return(new JsValue((Int32)obj));
}
else if (obj is UInt32)
{
return(new JsValue((UInt32)obj));
}
else if (obj is Double)
{
return(new JsValue((Double)obj));
}
else if (obj is Single)
{
return(new JsValue((Single)obj));
}
else if (obj is Boolean)
{
return(new JsValue((Boolean)obj));
}
else if (obj is Enum)
{
return(new JsValue(Convert.ToInt32(obj)));
}
return(engine.GetDomNode(obj));
}
return(JsValue.Null);
}