static void Main(string[] args)
{
#region two-stage path
ParentDataClass parentDataObj = new ParentDataClass();
//parentDataObj.TheData = new DataClass();
//parentDataObj.TheData.MyStringProp = "Hello World";
object targetObj = new object();
OneWayPropertyBindingBase<string, string> binding = new OneWayPropertyBindingBase<string, string>();
TwoStagePropGetter compoundPropGetter = new TwoStagePropGetter(parentDataObj);
binding.SourcePropertyGetter = compoundPropGetter;
binding.TargetPropertySetter = new APropSetter<string>(targetObj, MyAProperty);
binding.Bind();
Console.WriteLine(MyAProperty.GetProperty(targetObj));
parentDataObj.TheData = new DataClass();
parentDataObj.TheData.MyStringProp = "Hi World";
Console.WriteLine(MyAProperty.GetProperty(targetObj));
parentDataObj.TheData = new DataClass { MyStringProp = "blablabla" };
Console.WriteLine(MyAProperty.GetProperty(targetObj));
parentDataObj.TheData.MyStringProp = "Hello World";
Console.WriteLine(MyAProperty.GetProperty(targetObj));
parentDataObj.TheData.MyStringProp = null;
string result = MyAProperty.GetProperty(targetObj);
if (result == null)
Console.WriteLine("NULL");
else
Console.WriteLine("NOT NULL");
parentDataObj.TheData = null;
Console.WriteLine(MyAProperty.GetProperty(targetObj));
#endregion two-stage path
}
static void Main(string[] args)
{
// create source object
ParentDataClass sourceDataObj = new ParentDataClass();
sourceDataObj.TheData = new DataClass { MyStringProp = "Hello World" };
// create target object
ParentDataClass targetDataObject = new ParentDataClass();
targetDataObject.TheData = new DataClass();
// create the binding
OneWayPropertyBindingBase<object, object> binding = new OneWayPropertyBindingBase<object, object>();
CompositePathGetter sourcePathGetter =
new CompositePathGetter
(
new BindingPathLink<object>[]
{
new BindingPathLink<object>("TheData"),
new BindingPathLink<object>("MyStringProp"),
},
"A Default String"
);
sourcePathGetter.TheObj = sourceDataObj;
binding.SourcePropertyGetter = sourcePathGetter;
CompositePathSetter targetPathSetter = new CompositePathSetter
(
new BindingPathLink<object>[]
{
new BindingPathLink<object>("TheData"),
new BindingPathLink<object>("MyStringProp")
}
);
targetPathSetter.TheObj = targetDataObject;
binding.TargetPropertySetter = targetPathSetter;
binding.Bind();
Console.WriteLine(targetDataObject.TheData.MyStringProp);
sourceDataObj.TheData.MyStringProp = "Hi World";
Console.WriteLine(targetDataObject.TheData.MyStringProp);
sourceDataObj.TheData = new DataClass { MyStringProp = "bye bye" };
Console.WriteLine(targetDataObject.TheData.MyStringProp);
sourceDataObj.TheData = null;
Console.WriteLine(targetDataObject.TheData.MyStringProp);
targetDataObject.TheData = new DataClass();
Console.WriteLine(targetDataObject.TheData.MyStringProp);
targetDataObject.TheData.MyStringProp = "Hi";
Console.WriteLine(targetDataObject.TheData.MyStringProp);
targetDataObject.TheData = new DataClass();
Console.WriteLine(targetDataObject.TheData.MyStringProp);
}
