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copied!<p>use this</p> <pre><code>import java.util.ArrayList; import android.app.Activity; import android.content.Intent; import android.os.Bundle; import android.text.Editable; import android.view.View; import android.view.View.OnClickListener; import android.widget.AdapterView; import android.widget.AdapterView.OnItemSelectedListener; import android.widget.ArrayAdapter; import android.widget.Button; import android.widget.EditText; import android.widget.Spinner; import android.widget.Toast; public class dynamic_spinner_main extends Activity { private Spinner m_myDynamicSpinner; private EditText m_addItemText; private ArrayAdapter<CharSequence> m_adapterForSpinner; /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main_spinner); /////////////////////////////////////////////////////////////// //grab our UI elements so we can manipulate them (in the case of the Spinner) // or add listeners to them (in the case of the buttons) m_myDynamicSpinner = (Spinner)findViewById(R.id.dynamicSpinner); m_addItemText = (EditText)findViewById(R.id.newSpinnerItemText); Button addButton = (Button)findViewById(R.id.AddBtn); Button clearButton = (Button)findViewById(R.id.ClearBtn); //////////////////////////////////////////////////////////////// //create an arrayAdapter an assign it to the spinner m_adapterForSpinner = new ArrayAdapter(this, android.R.layout.simple_spinner_item); m_adapterForSpinner.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); m_myDynamicSpinner.setAdapter(m_adapterForSpinner); m_adapterForSpinner.add("gr"); m_myDynamicSpinner.setOnItemSelectedListener(new OnItemSelectedListener() { @Override public void onItemSelected(AdapterView<?> parentView, View selectedItemView, int position, long id) { // your code here Intent mIntent=new Intent(dynamic_spinner_main.this,sampleLocalization.class); mIntent.putExtra("lang", m_myDynamicSpinner.getItemIdAtPosition(position)); System.out.println("Spinner value...."+m_myDynamicSpinner.getSelectedItem().toString()); startActivity(mIntent); } @Override public void onNothingSelected(AdapterView<?> parentView) { // your code here } }); //////////////////////////////////////////////////////////////// //add listener for addButton addButton.setOnClickListener(new OnClickListener(){ @Override public void onClick(View v) { addNewSpinnerItem(); } }); //////////////////////////////////////////////////////////////// //add listener for addButton clearButton.setOnClickListener(new OnClickListener(){ @Override public void onClick(View v) { clearSpinnerItems(); } }); } private void addNewSpinnerItem() { CharSequence textHolder = "" + m_addItemText.getText(); m_adapterForSpinner.add(textHolder); } private void clearSpinnerItems() { m_adapterForSpinner.clear(); m_adapterForSpinner.add("dummy item"); } } </code></pre> <p>main_spinner.xml</p> <pre><code><?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent"> <EditText android:layout_height="wrap_content" android:layout_margin="4px" android:id="@+id/newSpinnerItemText" android:layout_width="fill_parent"></EditText> <Button android:layout_height="wrap_content" android:id="@+id/AddBtn" android:layout_margin="4px" android:layout_width="fill_parent" android:text="Add To Spinner"></Button> <Button android:layout_height="wrap_content" android:id="@+id/ClearBtn" android:layout_margin="4px" android:layout_width="fill_parent" android:text="Clear Spinner Items"></Button> <Spinner android:layout_height="wrap_content" android:id="@+id/dynamicSpinner" android:layout_margin="4px" android:layout_width="fill_parent"></Spinner> </LinearLayout> </code></pre>

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