public override object ReadJson(JsonReader reader,
Type objectType, object existingValue,
JsonSerializer serializer)
{
var jsonObject = JObject.Load(reader);
var WidgetState = default(IWidgetState);
string objectTypeName = jsonObject["TypeName"].Value <string>();
if (objectTypeName == typeof(BlankWidgetState).Name)
{
WidgetState = new BlankWidgetState();
}
else if (objectTypeName == typeof(OxyPlotWidgetState).Name)
{
WidgetState = new OxyPlotWidgetState();
}
else if (objectTypeName == typeof(DataExportWidgetState).Name)
{
WidgetState = new DataExportWidgetState();
}
if (WidgetState != null)
{
serializer.Populate(jsonObject.CreateReader(), WidgetState);
}
return(WidgetState);
}
public IWidgetState GenerateState()
{
BlankWidgetState state = new BlankWidgetState();
// currently nothing is stored in the state
return(state);
}