markAsTouched method
Marks the control as touched.
When updateParent
is false, mark only this control. When true or not
supplied, marks all direct ancestors. Default is true.
When emitEvent
is true or not supplied (the default), an
event is emitted.
Implementation
void markAsTouched({bool updateParent = true, bool emitEvent = true}) {
if (!_touched) {
_touched = true;
if (emitEvent) {
_touchChanges.add(_touched);
}
if (updateParent) {
parent?.markAsTouched(updateParent: updateParent, emitEvent: false);
}
}
}