public InternalHandle TestJSFunction1(V8Engine engine, bool isConstructCall, InternalHandle _this, params InternalHandle[] args)
{
// ... there can be two different returns based on the call mode! ...
// (tip: if a new object is created and returned instead (such as V8ManagedObject or an object derived from it), then that object will be the new object (instead of "_this"))
if (isConstructCall)
{
var obj = engine.GetObject(_this);
obj.AsDynamic.x = args[0];
((dynamic)obj).y = 0; // (native objects in this case will always be V8NativeObject dynamic objects)
obj.SetProperty(0, engine.CreateValue(100));
obj.SetProperty("1", engine.CreateValue(100.2));
obj.SetProperty("2", engine.CreateValue("300"));
obj.SetProperty(4, engine.CreateValue(new DateTime(2013, 1, 2, 3, 4, 5, DateTimeKind.Utc)));
return(_this);
}
else
{
return(args.Length > 0 ? args[0] : InternalHandle.Empty);
}
}
static void Main(string[] args)
{
V8Engine v8Engine = new V8Engine();
var result = v8Engine.Execute(
@"var gs = (function () { // NOTE: 'result' WILL ALWAYS BE 'undefined' BECAUSE OF 'var' before 'gs'.
var myClassObject = function() {};
myClassObject.prototype.getCompanyInfo = function (a, b, c) {
var staff = [
{
'name': 'John',
'address': '1 Walk Way',
'dob': 'July '+a+', 1970'
},
{
'name': 'Peter',
'address': '241 Otoforwan Rd',
'dob': 'January '+b+', 1953'
},
{
'name': 'Marry',
'address': '1 Contrary Lane',
'dob': 'August '+c+', 1984'
}
];
var result = {
'isEnabled': true,
'staff': staff
};
return result;
};
return new myClassObject();
})();"
);
//create parameter
Handle day1 = v8Engine.CreateValue("1");
Handle day2 = v8Engine.CreateValue("2");
Handle day3 = v8Engine.CreateValue("3");
var gs = v8Engine.GlobalObject.GetProperty("gs");
var resultHandle = gs.Call("getCompanyInfo", null, day1, day2, day3); // NOTE: The object context is already known, so pass 'null' for '_this'.
Company completion = v8Engine.GetObject <Company>(resultHandle);
//examine result
var test0 = resultHandle.GetProperty("isEnable");
Handle test1 = resultHandle.GetProperty("staff"); // NOTE: "ObjectHandle" is a special handle for objects (which also obviously includes arrays, etc.).
var arrayLength = test1._.ArrayLength;
Handle arrayItem1 = test1._.GetProperty(0);
var arrayItem1_name = arrayItem1._.GetProperty("name");
var arrayItem1_address = arrayItem1._.GetProperty("address");
var arrayItem1_dob = (~arrayItem1).GetProperty("dob");
Handle arrayItem2 = test1._.GetProperty(1); // (arrays are treated same as objects here)
Handle arrayItem3 = test1._.GetProperty(2); // (arrays are treated same as objects here)
// ==================================================================== OR ====================================================================
v8Engine.RegisterType <Company2>(null, true, ScriptMemberSecurity.Locked); // (this line is NOT required, but allows more control over the settings)
v8Engine.GlobalObject.SetProperty(typeof(Company2)); // <= THIS IS IMPORTANT! It sets the type on the global object (though you can put this anywhere like any property)
var gs2 = v8Engine.Execute(
@"(function () {
var myClassObject = function() {};
myClassObject.prototype.getCompanyInfo = function (a, b, c) {
return new Company2(a, b, c);
};
return new myClassObject();
})();"
);
var resultHandle2 = gs2.Call("getCompanyInfo", null, day1, day2, day3); // NOTE: The object context is already known, so pass 'null' for '_this'.
var objectBindingModeIfNeeded = resultHandle2.BindingMode;
var ci2 = (Company2)resultHandle2.BoundObject; // (when a CLR class is bound, it is tracked by the handle in a special way)
// =============================================================================================================================================
// Take your pick. ;)
System.Console.WriteLine("Script executions completed. Press any key to exit.");
System.Console.ReadKey(true);
}
public InternalHandle ConstructV8DotNetTesterWrapper(V8Engine engine, bool isConstructCall, InternalHandle _this, params InternalHandle[] args)
{
return(isConstructCall ? engine.GetObject <V8DotNetTesterWrapper>(_this, true, false).Initialize(isConstructCall, args).AsInternalHandle : InternalHandle.Empty);
// (note: V8DotNetTesterWrapper would cause an error here if derived from V8ManagedObject)
}
