Sunday, 27 January 2013

Spinner in Android

activity_main.xml:

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/LinearLayout1"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".MainActivity"
    android:background="#ccffcc" >

    <Spinner
        android:id="@+id/spinner1"
        android:layout_width="match_parent"
        android:layout_height="50dp" />

    <Button
        android:id="@+id/button1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Display Selected item" />

</LinearLayout>

text.xml:
<?xml version="1.0" encoding="utf-8"?>
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:textSize="20dp" >

</TextView>

MainActivity.java:
package com.ram.spinnerview;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.Spinner;
import android.widget.Toast;

public class MainActivity extends Activity {
String[] names = { "name1", "name2", "name3", "name4", "name5", "Second Activity",
"name7", "name8", "name9", "name10" };

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

final Spinner spinner = (Spinner)findViewById(R.id.spinner1);

ArrayAdapter<String> adapter = new ArrayAdapter<String>(getApplicationContext(),R.layout.text, names);
    spinner.setAdapter(adapter);
   
    Button b = (Button)findViewById(R.id.button1);
   
    b.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {

int id = spinner.getSelectedItemPosition();

Toast.makeText(getApplicationContext(), names[id], 3000).show();
}
});
}
 

}