diff --git a/app/src/main/java/fr/free/nrw/commons/nearby/NearbyListFragment.java b/app/src/main/java/fr/free/nrw/commons/nearby/NearbyListFragment.java index 7c886d2ba..b970e9917 100644 --- a/app/src/main/java/fr/free/nrw/commons/nearby/NearbyListFragment.java +++ b/app/src/main/java/fr/free/nrw/commons/nearby/NearbyListFragment.java @@ -2,12 +2,17 @@ package fr.free.nrw.commons.nearby; import android.os.Bundle; +import android.provider.ContactsContract; import android.support.v4.app.Fragment; import android.support.v4.app.ListFragment; +import android.support.v4.view.ViewPager; +import android.support.v4.widget.SimpleCursorAdapter; import android.util.Log; +import android.view.Gravity; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; +import android.widget.ProgressBar; import fr.free.nrw.commons.R; @@ -31,6 +36,72 @@ public class NearbyListFragment extends ListFragment { View view = inflater.inflate(R.layout.fragment_nearby, container, false); + // Create a progress bar to display while the list loads + ProgressBar progressBar = new ProgressBar(getActivity()); + progressBar.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, + ViewGroup.LayoutParams.WRAP_CONTENT)); + progressBar.setIndeterminate(true); + getListView().setEmptyView(progressBar); + // Must add the progress bar to the root of the layout + ViewGroup root = (ViewGroup) view.getRootView(); + root.addView(progressBar); + + // For the cursor adapter, specify which columns go into which views + String[] fromColumns = {ContactsContract.Data.DISPLAY_NAME}; + int[] toViews = {android.R.id.text1}; // The TextView in simple_list_item_1 + + // Create an empty adapter we will use to display the loaded data. + // We pass null for the cursor, then update it in onLoadFinished() + mAdapter = new SimpleCursorAdapter(this, + android.R.layout.simple_list_item_1, null, + fromColumns, toViews, 0); + setListAdapter(mAdapter); + + // Prepare the loader. Either re-connect with an existing one, + // or start a new one. + getLoaderManager().initLoader(0, null, this); return view; } + + + // This is the Adapter being used to display the list's data + SimpleCursorAdapter mAdapter; + + // These are the Contacts rows that we will retrieve + static final String[] PROJECTION = new String[] {ContactsContract.Data._ID, + ContactsContract.Data.DISPLAY_NAME}; + + // This is the select criteria + static final String SELECTION = "((" + + ContactsContract.Data.DISPLAY_NAME + " NOTNULL) AND (" + + ContactsContract.Data.DISPLAY_NAME + " != '' ))"; + + + // Called when a new Loader needs to be created + public Loader onCreateLoader(int id, Bundle args) { + // Now create and return a CursorLoader that will take care of + // creating a Cursor for the data being displayed. + return new CursorLoader(this, ContactsContract.Data.CONTENT_URI, + PROJECTION, SELECTION, null, null); + } + + // Called when a previously created loader has finished loading + public void onLoadFinished(Loader loader, Cursor data) { + // Swap the new cursor in. (The framework will take care of closing the + // old cursor once we return.) + mAdapter.swapCursor(data); + } + + // Called when a previously created loader is reset, making the data unavailable + public void onLoaderReset(Loader loader) { + // This is called when the last Cursor provided to onLoadFinished() + // above is about to be closed. We need to make sure we are no + // longer using it. + mAdapter.swapCursor(null); + } + + @Override + public void onListItemClick(ListView l, View v, int position, long id) { + // Do something when a list item is clicked + } }