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Local broadcast receiver used as observer in loader

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This commit is contained in:
Phillip Hsu
2016-07-06 00:40:52 -07:00
parent 9fb4727051
commit cf46160b1e
6 changed files with 92 additions and 45 deletions
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app/src/main/java/com/philliphsu/clock2/alarms/AlarmsFragment.java
+14 -29
View File
@@ -3,8 +3,8 @@ package com.philliphsu.clock2.alarms;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.os.Bundle;
import android.os.Handler;
import android.support.design.widget.Snackbar;
import android.support.v4.app.Fragment;
import android.support.v4.app.LoaderManager.LoaderCallbacks;
@@ -17,30 +17,25 @@ import android.view.View;
import android.view.ViewGroup;
import com.philliphsu.clock2.Alarm;
import com.philliphsu.clock2.AsyncRecyclerViewItemChangeHandler;
import com.philliphsu.clock2.OnListItemInteractionListener;
import com.philliphsu.clock2.R;
import com.philliphsu.clock2.editalarm.EditAlarmActivity;
import com.philliphsu.clock2.model.AlarmListLoader;
import com.philliphsu.clock2.model.AlarmsListCursorLoader;
import com.philliphsu.clock2.model.DatabaseManager;
import com.philliphsu.clock2.util.AlarmUtils;
import java.util.Collections;
import java.util.List;
import butterknife.Bind;
import butterknife.ButterKnife;
// TODO: Use native fragments since we're targeting API >=19?
// TODO: Use native LoaderCallbacks.
public class AlarmsFragment extends Fragment implements LoaderCallbacks<List<Alarm>>,
public class AlarmsFragment extends Fragment implements LoaderCallbacks<Cursor>,
OnListItemInteractionListener<Alarm> {
private static final int REQUEST_EDIT_ALARM = 0;
public static final int REQUEST_CREATE_ALARM = 1;
private static final String TAG = "AlarmsFragment";
private AsyncRecyclerViewItemChangeHandler mAsyncRecyclerViewItemChangeHandler;
private AlarmsAdapter mAdapter;
private AlarmsCursorAdapter mAdapter;
@Bind(R.id.list) RecyclerView mList;
@@ -80,11 +75,8 @@ public class AlarmsFragment extends Fragment implements LoaderCallbacks<List<Ala
// Set the adapter
Context context = view.getContext();
mList.setLayoutManager(new LinearLayoutManager(context));
mAdapter = new AlarmsAdapter(Collections.<Alarm>emptyList(), this);
mAdapter = new AlarmsCursorAdapter(this);
mList.setAdapter(mAdapter);
mAsyncRecyclerViewItemChangeHandler = new AsyncRecyclerViewItemChangeHandler(
mAdapter, getActivity().findViewById(R.id.main_content));
return view;
}
@@ -107,20 +99,18 @@ public class AlarmsFragment extends Fragment implements LoaderCallbacks<List<Ala
}
@Override
public Loader<List<Alarm>> onCreateLoader(int id, Bundle args) {
return new AlarmListLoader(getActivity());
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
return new AlarmsListCursorLoader(getActivity());
}
@Override
public void onLoadFinished(Loader<List<Alarm>> loader, List<Alarm> data) {
mAdapter.replaceData(data);
public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
mAdapter.swapCursor(data);
}
@Override
public void onLoaderReset(Loader<List<Alarm>> loader) {
// Can't pass in null, because replaceData() will try to add all the elements
// from the given collection, so we would run into an NPE.
mAdapter.replaceData(Collections.<Alarm>emptyList());
public void onLoaderReset(Loader<Cursor> loader) {
mAdapter.swapCursor(null);
}
@Override
@@ -132,14 +122,9 @@ public class AlarmsFragment extends Fragment implements LoaderCallbacks<List<Ala
switch (requestCode) {
case REQUEST_CREATE_ALARM:
Log.d(TAG, "Async add alarm");
final Alarm createdAlarm = data.getParcelableExtra(EditAlarmActivity.EXTRA_MODIFIED_ALARM);
new Handler().postDelayed(new Runnable() {
@Override
public void run() {
mAsyncRecyclerViewItemChangeHandler.asyncAddAlarm(createdAlarm);
}
}, 1000);
// TODO: Should we still do the async add here?
// We must if we want the async handler to post the toast/snackbar
// for us.
break;
case REQUEST_EDIT_ALARM:
Alarm deletedAlarm;