linkActivedParent method
Implementation
void linkActivedParent(
double delta,
DragUpdateDetails details,
TextDirection textDirection,
) {
if (_activedLinkParent != null) {
return;
}
SyncControllerMixin? activedParent;
if (textDirection == TextDirection.rtl) {
delta = -delta;
}
if (delta < 0 && _extentAfter == 0) {
activedParent =
_findParent((SyncControllerMixin parent) => parent._extentAfter != 0);
} else if (delta > 0 && _extentBefore == 0) {
activedParent = _findParent(
(SyncControllerMixin parent) => parent._extentBefore != 0);
}
if (activedParent != null) {
_activedLinkParent = activedParent;
activedParent.handleDragDown(null);
activedParent.handleDragStart(
DragStartDetails(
globalPosition: details.globalPosition,
localPosition: details.localPosition,
sourceTimeStamp: details.sourceTimeStamp,
),
);
}
}