Field Widget: Handle 'delete'

wdgt_field.go

@@ -101,6 +101,12 @@ func (w *Field) HandleKey(ev *tcell.EventKey) bool {
 		}
 		return w.handleBackspace(ev)
 	}
+	if ev.Key() == tcell.KeyDelete {
+		if w.cursor < len(w.value) {
+			w.cursor++
+			return w.handleBackspace(ev)
+		}
+	}
 	if ok := w.keyMap.Handle(ev); ok {
 		return true
 	}