/**
* Pushes data into list adapter.
*
* @param data the data to push
*/
@UiThread
protected void updateListView(PaginatedList<Artist> data) {
if (loadingProgressBar.getVisibility() == View.VISIBLE)
loadingProgressBar.setVisibility(View.INVISIBLE);
if (data.getCount() <= 0) {
Toast.makeText(this, "No singer was found", Toast.LENGTH_LONG).show();
this.finish();
return;
}
if (artistsFound == null) artistsFound = new PaginatedList<Artist>(data);
else artistsFound.addItems(data.getItems());
list = (ListView) findViewById(android.R.id.list);
// If the adapter doesn't exist, we create one with the initial data.
// If it exists, we update it.
int currentPosition = -1;
if (adapter == null) {
adapter = new ArtistsListAdapter(this, data.getItems());
} else {
currentPosition = list.getFirstVisiblePosition();
adapter.addItems(data.getItems());
}
list.setAdapter(adapter);
list.setSelectionFromTop(currentPosition + 1, 0);
if (artistsFound.getPaging().isLast()) list.removeFooterView(loadMoreProgress);
this.isLoading = false;
}
// OnItemClickListener
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
if (view.getId() == android.R.id.progress) {
// If the user clicked at the load more progress indicator,
// do nothing.
return;
}
// Verifying internet connection...
if (!ConnectionManager.isConnected(this)) {
Toast.makeText(
this, this.getString(R.string.message_no_internet_connection), Toast.LENGTH_LONG)
.show();
}
Intent intent = new Intent(this, ArtistViewerActivity_.class);
Artist artist = (Artist) adapter.getItem(position);
intent.setAction(Intent.ACTION_SEND);
intent.putExtra(Artist.KEY, artist);
startActivity(intent);
}
