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filter icons && NotificationListLoaderManager

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This commit is contained in:
danijoo
2016-01-04 02:51:36 +01:00
parent 799d0e509f
commit d481d216c9
6 changed files with 142 additions and 35 deletions
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78
app/src/main/java/net/headlezz/notificationlogger/notificationlist/NotificationListFragment.java
View File

@@ -4,12 +4,12 @@ import android.database.Cursor;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.support.v4.app.LoaderManager;
import android.support.v4.content.CursorLoader;
import android.support.v4.content.Loader;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
@@ -22,9 +22,7 @@ import butterknife.Bind;
import butterknife.ButterKnife;
import timber.log.Timber;
public class NotificationListFragment extends Fragment implements LoaderManager.LoaderCallbacks<Cursor>, NotificationListAdapter.NotificationClickListener {
final int LOADER_ID = 124;
public class NotificationListFragment extends Fragment implements NotificationListLoaderCallbacks.NotificationListView, NotificationListAdapter.NotificationClickListener {
@Bind(R.id.nList_emptyView)
View mEmptyView;
@@ -33,6 +31,18 @@ public class NotificationListFragment extends Fragment implements LoaderManager.
RecyclerView mNotificationList;
private NotificationListAdapter mAdapter;
private boolean isFiltered = false;
private NotificationListLoaderManager mLoaderManager;
@Override
public void onCreate(@Nullable Bundle savedInstanceState) {
setHasOptionsMenu(true);
super.onCreate(savedInstanceState);
mLoaderManager = new NotificationListLoaderManager(
getContext(),
getLoaderManager(),
this);
}
@Nullable
@Override
@@ -40,7 +50,6 @@ public class NotificationListFragment extends Fragment implements LoaderManager.
View view = inflater.inflate(R.layout.notification_list_fragment, container, false);
ButterKnife.bind(this, view);
mNotificationList.setLayoutManager(new LinearLayoutManager(getContext()));
return view;
}
@@ -50,43 +59,50 @@ public class NotificationListFragment extends Fragment implements LoaderManager.
mAdapter = new NotificationListAdapter(getContext(), null);
mAdapter.setNotificationClickListener(this);
mNotificationList.setAdapter(mAdapter);
getLoaderManager().initLoader(LOADER_ID, Bundle.EMPTY, this);
mLoaderManager.loadNotificationsUnfiltered();
}
@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
Timber.d("Loader created.");
return new CursorLoader(
getContext(),
Logged_notificationTable.CONTENT_URI,
null,
null,
null,
Logged_notificationTable.FIELD_DATE + " DESC"
);
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
super.onCreateOptionsMenu(menu, inflater);
inflater.inflate(R.menu.notification_list_frag, menu);
if (isFiltered)
menu.findItem(R.id.menu_filter).setVisible(false);
else
menu.findItem(R.id.menu_clear_filter).setVisible(false);
}
@Override
public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
Timber.d("Loader finished. " + data.getCount() + " items.");
mAdapter.changeCursor(data);
checkIfEmpty();
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_filter:
mLoaderManager.loadNotificationsUnfiltered();
setIsFiltered(true);
return true;
case R.id.menu_clear_filter:
mLoaderManager.loadNotificationsUnfiltered();
setIsFiltered(false);
return true;
default:
return super.onOptionsItemSelected(item);
}
}
public void setIsFiltered(boolean filtered) {
isFiltered = filtered;
if (getActivity() != null)
getActivity().supportInvalidateOptionsMenu();
}
@Override
public void onLoaderReset(Loader<Cursor> loader) {
Timber.d("Loader reset.");
mAdapter.changeCursor(null);
checkIfEmpty();
}
private void checkIfEmpty() {
public void onChangeCursor(Cursor cursor) {
mAdapter.changeCursor(cursor);
if (mAdapter.getItemCount() == 0) {
mEmptyView.setVisibility(View.VISIBLE);
mNotificationList.setVisibility(View.GONE);
mEmptyView.setVisibility(View.VISIBLE);
} else {
mEmptyView.setVisibility(View.GONE);
mNotificationList.setVisibility(View.VISIBLE);
mEmptyView.setVisibility(View.GONE);
}
}

53
app/src/main/java/net/headlezz/notificationlogger/notificationlist/NotificationListLoaderCallbacks.java Normal file
View File

@@ -0,0 +1,53 @@
package net.headlezz.notificationlogger.notificationlist;
import android.content.Context;
import android.database.Cursor;
import android.os.Bundle;
import android.support.v4.app.LoaderManager;
import android.support.v4.content.CursorLoader;
import android.support.v4.content.Loader;
import net.headlezz.notificationlogger.logger.Logged_notificationTable;
import timber.log.Timber;
public class NotificationListLoaderCallbacks implements LoaderManager.LoaderCallbacks<Cursor> {
public interface NotificationListView {
void onChangeCursor(Cursor cursor);
}
private Context mContext;
private NotificationListView mView;
public NotificationListLoaderCallbacks(Context context, NotificationListView view) {
mContext = context;
mView = view;
}
@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
Timber.d("Loader created.");
return new CursorLoader(
mContext,
Logged_notificationTable.CONTENT_URI,
null,
null,
null,
Logged_notificationTable.FIELD_DATE + " DESC"
);
}
@Override
public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
Timber.d("Loader finished. " + data.getCount() + " items.");
mView.onChangeCursor(data);
}
@Override
public void onLoaderReset(Loader<Cursor> loader) {
Timber.d("Loader reset.");
mView.onChangeCursor(null);
}
}

23
app/src/main/java/net/headlezz/notificationlogger/notificationlist/NotificationListLoaderManager.java Normal file
View File

@@ -0,0 +1,23 @@
package net.headlezz.notificationlogger.notificationlist;
import android.content.Context;
import android.os.Bundle;
import android.support.v4.app.LoaderManager;
public class NotificationListLoaderManager {
final int LOADER_ID = 124;
LoaderManager mLoaderManager;
NotificationListLoaderCallbacks mLoaderCallbacks;
public NotificationListLoaderManager(Context context, LoaderManager loaderManager, NotificationListLoaderCallbacks.NotificationListView notificationListView) {
mLoaderManager = loaderManager;
mLoaderCallbacks = new NotificationListLoaderCallbacks(context, notificationListView);
}
void loadNotificationsUnfiltered() {
mLoaderManager.restartLoader(LOADER_ID, Bundle.EMPTY, mLoaderCallbacks);
}
}

3
app/src/main/res/menu/main_activity.xml
View File

@@ -5,6 +5,5 @@
android:id="@+id/menu_settings"
android:orderInCategory="100"
android:title="@string/menu_item_settings"
app:showAsAction="never"
/>
app:showAsAction="never" />
</menu>

14
app/src/main/res/menu/notification_list_frag.xml Normal file
View File

@@ -0,0 +1,14 @@
<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto">
<item
android:id="@+id/menu_filter"
android:orderInCategory="101"
android:title="@string/menu_item_filter"
app:showAsAction="never" />
<item
android:id="@+id/menu_clear_filter"
android:orderInCategory="102"
android:title="@string/menu_item_clear_filter"
app:showAsAction="never" />
</menu>

2
app/src/main/res/values/strings.xml
View File

@@ -55,6 +55,8 @@
<string name="notification_small_icon_cd">Notification small icon</string>
<string name="app_icon_cd">Application icon for %s</string>
<string name="notification_info_dialog_app_info_error">Failed to display app info.</string>
<string name="menu_item_filter">Filter</string>
<string name="menu_item_clear_filter">Clear filter</string>
<string-array name="create_categories">
<item>Alarm</item>