processNotification method
Implementation
void processNotification(
ScrollNotification notification, ScrollController sender) {
if (notification is ScrollStartNotification && !_scrollingActive) {
_scrollingController = sender;
_scrollingActive = true;
return;
}
if (identical(sender, _scrollingController) && _scrollingActive) {
if (notification is ScrollEndNotification) {
_registeredScrollControllers.forEach((controller) {
if (!identical(_scrollingController, controller)) {
if (controller.hasClients)
controller.position.jumpTo(_scrollingController!.offset);
}
});
_scrollingController = null;
_scrollingActive = false;
return;
}
if ((notification is ScrollUpdateNotification) &&
(_scrollingController != null)) {
_registeredScrollControllers.forEach((controller) {
if (!identical(_scrollingController, controller)) {
// TODO: Refactor - get rid of jumpToWithoutSettling
if (controller.hasClients)
controller.position.jumpToWithoutSettling(_scrollingController!
.offset); // ignore: deprecated_member_use
// controller.jumpTo(_scrollingController!.offset);
}
});
return;
}
}
}