DataView dv=new DataView (this.dataset11.myControl);
dv.Sort="priority";
dv.RowFilter ="X>0 and Y>0 and W>100 and H>100";

this.dataGrid1.DataSource = dv ;

int i= 0 ;
Graphics gr=this.CreateGraphics()

foreach(DataRow	r in dv.Table.Rows)
{

int idControl=(int)r.Table.DefaultView[i][ 0 ];
float X=float.Parse(r.Table.DefaultView[i][ 1 ].ToString());
float Y=float.Parse(r.Table.DefaultView[i][ 2 ].ToString());
float W=float.Parse(r.Table.DefaultView[i][ 3 ].ToString());
float H=float.Parse(r.Table.DefaultView[i][ 4 ].ToString());


gr.DrawRectangle (new Pen (Color.Red),X,Y,W,H);

i++;

}