Programing
Android Spinner
W.A
2010. 7. 20. 14:39
package com.karyu.androidstudy;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemSelectedListener;
import android.widget.ArrayAdapter;
import android.widget.Spinner;
import android.widget.TextView;
public class AndroidStudyActivity extends Activity {
TextView selection;
String[] items = { "lorem", "ipsum", "dolor", "sit" };
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
selection = (TextView)findViewById(R.id.selection);
Spinner spin = (Spinner)findViewById(R.id.spinner);
spin.setOnItemSelectedListener(new SpinnerListen());
ArrayAdapter<String> aa = new ArrayAdapter<String>(this,
android.R.layout.simple_spinner_item, items);
aa.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
spin.setAdapter(aa);
}
private class SpinnerListen implements OnItemSelectedListener {
@Override
public void onItemSelected(AdapterView<?> arg0, View arg1, int arg2,
long arg3) {
// TODO Auto-generated method stub
selection.setText(items[arg2]);
}
@Override
public void onNothingSelected(AdapterView<?> arg0) {
// TODO Auto-generated method stub
selection.setText("");
}
}
}
main.xml
<?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"
>
<TextView
android:text="@+id/TextView01"
android:id="@+id/selection"
android:layout_width="fill_parent"
android:layout_height="wrap_content">
</TextView>
<Spinner
android:id="@+id/spinner"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:drawSelectorOnTop="true">
</Spinner>
</LinearLayout>