import net.ktnx.mobileledger.utils.Globals;
import net.ktnx.mobileledger.utils.MLDB;
-import java.util.Observable;
-import java.util.Observer;
+import org.jetbrains.annotations.NotNull;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
private MenuItem menuTransactionListFilter;
private View vAccountFilter;
private AutoCompleteTextView accNameFilter;
- private Observer backgroundTaskCountObserver;
- @Override
- public void onDestroy() {
- if (backgroundTaskCountObserver != null) {
- Log.d("rtl", "destroying background task count observer");
- Data.backgroundTaskCount.deleteObserver(backgroundTaskCountObserver);
- }
- super.onDestroy();
- }
@Override
public void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setHasOptionsMenu(true);
- if (backgroundTaskCountObserver == null) {
- Log.d("rtl", "creating background task count observer");
- Data.backgroundTaskCount.addObserver(backgroundTaskCountObserver = new Observer() {
- @Override
- public void update(Observable o, Object arg) {
- mActivity.runOnUiThread(() -> {
- int cnt = Data.backgroundTaskCount.get();
- Log.d("trl", String.format("background task count changed to %d", cnt));
- swiper.setRefreshing(cnt > 0);
- });
- }
- });
- }
+ Data.backgroundTasksRunning.observe(this, this::onBackgroundTaskRunningChanged);
}
@Override
- public void onAttach(Context context) {
+ public void onAttach(@NotNull Context context) {
super.onAttach(context);
mActivity = (MainActivity) context;
}
TransactionListViewModel.updating.addObserver(
(o, arg) -> swiper.setRefreshing(TransactionListViewModel.updating.get()));
- TransactionListViewModel.updateError.addObserver(new Observer() {
- @Override
- public void update(Observable o, Object arg) {
- String err = TransactionListViewModel.updateError.get();
- if (err == null) return;
+ TransactionListViewModel.updateError.addObserver((o, arg) -> {
+ String err = TransactionListViewModel.updateError.get();
+ if (err == null) return;
- Toast.makeText(mActivity, err, Toast.LENGTH_SHORT).show();
- TransactionListViewModel.updateError.set(null);
- }
+ Toast.makeText(mActivity, err, Toast.LENGTH_SHORT).show();
+ TransactionListViewModel.updateError.set(null);
});
Data.transactions.addObserver(
(o, arg) -> mActivity.runOnUiThread(() -> modelAdapter.notifyDataSetChanged()));
}
@Override
- public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
+ public void onCreateOptionsMenu(@NotNull Menu menu, @NotNull MenuInflater inflater) {
inflater.inflate(R.menu.transaction_list, menu);
menuTransactionListFilter = menu.findItem(R.id.menu_transaction_list_filter);