setupSizeListeners method
void
setupSizeListeners()
Implementation
void setupSizeListeners() {
if (_shrinkWrap) {
size.removeListener(layoutChildren);
for (final child in positionChildren) {
child.size.addListener(layoutChildren);
}
} else {
size.addListener(layoutChildren);
for (final child in positionChildren) {
child.size.removeListener(layoutChildren);
}
}
}