Java tutorial
package org.schabi.newpipe; import android.content.Context; import android.database.Cursor; import android.database.MatrixCursor; import android.support.v4.widget.CursorAdapter; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.TextView; import java.util.ArrayList; /** * Created by Madiyar on 23.02.2016. * * Copyright (C) Christian Schabesberger 2015 <chris.schabesberger@mailbox.org> * SuggestionListAdapter.java is part of NewPipe. * * NewPipe is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * NewPipe is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with NewPipe. If not, see <http://www.gnu.org/licenses/>. */ public class SuggestionListAdapter extends CursorAdapter { private String[] columns = new String[] { "_id", "title" }; public SuggestionListAdapter(Context context) { super(context, null, false); } @Override public View newView(Context context, Cursor cursor, ViewGroup parent) { ViewHolder viewHolder; View view = LayoutInflater.from(context).inflate(android.R.layout.simple_list_item_1, parent, false); viewHolder = new ViewHolder(); viewHolder.suggestionTitle = (TextView) view.findViewById(android.R.id.text1); view.setTag(viewHolder); return view; } @Override public void bindView(View view, Context context, Cursor cursor) { ViewHolder viewHolder = (ViewHolder) view.getTag(); viewHolder.suggestionTitle.setText(cursor.getString(1)); } public void updateAdapter(ArrayList<String> suggestions) { MatrixCursor cursor = new MatrixCursor(columns); int i = 0; for (String s : suggestions) { String[] temp = new String[2]; temp[0] = Integer.toString(i); temp[1] = s; i++; cursor.addRow(temp); } changeCursor(cursor); } public String getSuggestion(int position) { return ((Cursor) getItem(position)).getString(1); } private class ViewHolder { public TextView suggestionTitle; } }