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  1. POget others column value on onItemSelected in Android
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    copied!<p>My Tbl_Driver have 3 columns _id,Driver_Code,Driver_Name</p> <p>How do i able to get the Driver_Name when the Spinner OnItemSelected, because The Spinner will only show Driver_Code</p> <pre><code>public void DriverDatabaseConn(){ DataBaseHelper myDbHelper = new DataBaseHelper(this.getApplicationContext()); myDbHelper = new DataBaseHelper(this); try { myDbHelper.createDataBase(); } catch (IOException ioe) { throw new Error("Unable to create database"); } try { myDbHelper.openDataBase(); }catch(SQLException sqle){ throw sqle; } SQLiteDatabase db = myDbHelper.getReadableDatabase(); //SQLiteDatabase db = SQLiteDatabase.openDatabase("/data/data/com.example.abc2/databases/DB_BusData", null, 0); Cursor c = db.rawQuery("SELECT * FROM Tbl_Driver", null); //=====Add Additional===== MatrixCursor extras = new MatrixCursor(new String[] { "_id", "Driver_Code" , "Driver_Name"}); extras.addRow(new String[] { "-1", "&lt; Select Driver Code &gt;","&lt; Select Driver &gt;" }); //extras.addRow(new String[] { "-2", "Empty Template","BB" }); Cursor[] cursors = { extras, c }; c = new MergeCursor(cursors); //=========================== startManagingCursor(c); //create an array to specify which fields we want to display String[] from = new String[]{"Driver_Code"}; //create an array of the display item we want to bind our data to int[] to = new int[]{android.R.id.text1}; //create simple cursor adapter SimpleCursorAdapter adapter = new SimpleCursorAdapter(this, android.R.layout.simple_spinner_item, c, from, to ); adapter.setDropDownViewResource( android.R.layout.simple_spinner_dropdown_item ); //get reference to our spinner Spinner s = (Spinner) findViewById( R.id.DriverSpin); s.setAdapter(adapter); s.setOnItemSelectedListener( new OnItemSelectedListener() { public void onItemSelected( AdapterView&lt;?&gt; parent, View view, int position, long id) { Spinner s = (Spinner) findViewById( R.id.DriverSpin); TextView textView = (TextView)s.getSelectedView(); String result = textView.getText().toString(); Log.d(null,"Spinner1: position=" + result + " id=" + id); global.Driver_ID = id; global.Driver_Code = result; // at here how i can get the Driver_Name column's value at here? } public void onNothingSelected(AdapterView&lt;?&gt; parent) { Log.d(null,"Spinner1: unselected"); } }); //db.close(); //myDbHelper.close(); //cannot close, otherwise after logout the spinner will blank } </code></pre> <p>DataBaseHelper.java</p> <pre><code>package com.example.abc2; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import android.content.Context; import android.database.SQLException; import android.database.sqlite.SQLiteDatabase; import android.database.sqlite.SQLiteException; import android.database.sqlite.SQLiteOpenHelper; public class DataBaseHelper extends SQLiteOpenHelper{ //The Android's default system path of your application database. private static String DB_PATH = "/data/data/com.example.abc2/databases/"; private static String DB_NAME = "DB_BusData"; private SQLiteDatabase myDataBase; private final Context myContext; /** * Constructor * Takes and keeps a reference of the passed context in order to access to the application assets and resources. * @param context */ public DataBaseHelper(Context context) { super(context, DB_NAME, null, 1); this.myContext = context; } /** * Creates a empty database on the system and rewrites it with your own database. * */ public void createDataBase() throws IOException{ boolean dbExist = checkDataBase(); if(dbExist){ //do nothing - database already exist }else{ //By calling this method and empty database will be created into the default system path //of your application so we are gonna be able to overwrite that database with our database. this.getReadableDatabase(); try { copyDataBase(); } catch (IOException e) { throw new Error("Error copying database"); } } } /** * Check if the database already exist to avoid re-copying the file each time you open the application. * @return true if it exists, false if it doesn't */ private boolean checkDataBase(){ SQLiteDatabase checkDB = null; try{ String myPath = DB_PATH + DB_NAME; checkDB = SQLiteDatabase.openDatabase(myPath, null, SQLiteDatabase.OPEN_READONLY); }catch(SQLiteException e){ //database does't exist yet. } if(checkDB != null){ checkDB.close(); } return checkDB != null ? true : false; } /** * Copies your database from your local assets-folder to the just created empty database in the * system folder, from where it can be accessed and handled. * This is done by transfering bytestream. * */ private void copyDataBase() throws IOException{ //Open your local db as the input stream InputStream myInput = myContext.getAssets().open(DB_NAME); // Path to the just created empty db String outFileName = DB_PATH + DB_NAME; //Open the empty db as the output stream OutputStream myOutput = new FileOutputStream(outFileName); //transfer bytes from the inputfile to the outputfile byte[] buffer = new byte[1024]; int length; while ((length = myInput.read(buffer))&gt;0){ myOutput.write(buffer, 0, length); } //Close the streams myOutput.flush(); myOutput.close(); myInput.close(); } public void openDataBase() throws SQLException{ //Open the database String myPath = DB_PATH + DB_NAME; myDataBase = SQLiteDatabase.openDatabase(myPath, null, SQLiteDatabase.OPEN_READONLY); } @Override public synchronized void close() { if(myDataBase != null) myDataBase.close(); super.close(); } @Override public void onCreate(SQLiteDatabase db) { } @Override public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { } // Add your public helper methods to access and get content from the database. // You could return cursors by doing "return myDataBase.query(....)" so it'd be easy // to you to create adapters for your views. } </code></pre>
 

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