selectAsset method
void
selectAsset(
- A item
Select asset. 选中资源
Implementation
void selectAsset(A item) {
if (selectedAssets.length == maxAssets || selectedAssets.contains(item)) {
return;
}
final List<A> _set = List<A>.from(selectedAssets);
_set.add(item);
selectedAssets = _set;
}