Hi Sunny,
The best way to get the last focused control in a form or a set of controls is to iterate through the controls and use the controls[i].Focused property to determine if it is the last focused control.
Please refer the sample in the below location that illustrates the above.
http://websamples.syncfusion.com/samples/ F72045/main.htm Please let me know if this helps.
Regards,
Anupama