public List <T> JsArrayToList <T>(object jsvalue)
{
try
{
SetContextOnCurrentThread();
if (!(jsvalue is JavaScriptValue))
{
return(null);
}
var arrayval = (JavaScriptValue)jsvalue;
var _retList = new List <T>();
Native.ThrowIfError(Native.JsGetValueType(arrayval, out JavaScriptValueType type));
if (type != JavaScriptValueType.Array)
{
return(null);
}
Native.ThrowIfError(
Native.JsGetProperty(
arrayval,
JavaScriptPropertyId.FromString("length"),
out JavaScriptValue lengthvalue));
Native.ThrowIfError(Native.JsNumberToInt(lengthvalue, out int length));
for (int i = 0; i < length; i++)
{
Native.ThrowIfError(
Native.JsGetIndexedProperty(
arrayval,
JavaScriptValue.FromInt32(i),
out JavaScriptValue elem));
Native.ThrowIfError(
Native.JsGetValueType(
elem,
out JavaScriptValueType elemtype));
if (elemtype == JavaScriptValueType.Object)
{
var err = Native.JsObjectToInspectable(elem, out object insp);
if (err == JavaScriptErrorCode.NoError &&
insp.GetType() == typeof(T))
{
_retList.Add((T)insp);
}
}
}
return(_retList);
}
finally
{
RemoveContextOnCurrentThread();
}
}
public JavaScriptValue CallFunction(string name, params object[] parameters)
{
ResetContext();
JavaScriptValue globalObject;
Native.JsGetGlobalObject(out globalObject);
JavaScriptPropertyId functionId = JavaScriptPropertyId.FromString(name);
var function = globalObject.GetProperty(functionId);
// Parameters
var javascriptParameters = new List <JavaScriptValue>();
javascriptParameters.Add(globalObject); // this value
foreach (var parameter in parameters)
{
var parameterType = parameter.GetType().Name;
switch (parameterType)
{
case "Int32":
javascriptParameters.Add(JavaScriptValue.FromInt32((int)parameter));
break;
case "Double":
javascriptParameters.Add(JavaScriptValue.FromDouble((double)parameter));
break;
case "Boolean":
javascriptParameters.Add(JavaScriptValue.FromBoolean((bool)parameter));
break;
case "String":
javascriptParameters.Add(JavaScriptValue.FromString((string)parameter));
break;
default:
throw new Exception("Not supported type: " + parameterType);
}
}
// call function
return(function.CallFunction(javascriptParameters.ToArray()));
}
public object CallFunction(string name, params object[] parameters)
{
try
{
SetContextOnCurrentThread();
Native.JsGetGlobalObject(out JavaScriptValue globalObject);
var functionId = JavaScriptPropertyId.FromString(name);
var function = globalObject.GetProperty(functionId);
// Parameters
var javascriptParameters = new List <JavaScriptValue>
{
globalObject // this value
};
foreach (var parameter in parameters)
{
var parameterType = parameter.GetType().Name;
switch (parameterType)
{
case "Int32":
javascriptParameters.Add(JavaScriptValue.FromInt32((int)parameter));
break;
case "Double":
javascriptParameters.Add(JavaScriptValue.FromDouble((double)parameter));
break;
case "Boolean":
javascriptParameters.Add(JavaScriptValue.FromBoolean((bool)parameter));
break;
case "String":
javascriptParameters.Add(JavaScriptValue.FromString((string)parameter));
break;
default:
//throw new Exception("Not supported type: " + parameterType);
javascriptParameters.Add(JavaScriptValue.FromInspectable(parameter));
break;
}
}
var retval = function.CallFunction(javascriptParameters.ToArray());
Native.ThrowIfError(
Native.JsGetValueType(
retval,
out JavaScriptValueType type));
switch (type)
{
case JavaScriptValueType.Array:
return(retval);
case JavaScriptValueType.String:
return(retval.ToString());
case JavaScriptValueType.Null:
case JavaScriptValueType.Undefined:
default:
return(null);
}
}
finally
{
RemoveContextOnCurrentThread();
}
}
