6) Understand resource folders :
a. Create spinner with strings taken from resource folder(res >> value folder).
b. On changing spinner value, change image.
File Name : E6Activity.java
package bsr.exa;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ImageView;
import android.widget.Spinner;
import android.widget.AdapterView.OnItemSelectedListener;
public class E6Activity extends Activity {
/** @author Bipin S Rupadiya , www.BipinRupadiya.blogspot.com
*
* 6) Understand resource folders :
* a. Create spinner with strings taken from resource folder(res >> value folder).
* b. On changing spinner value, change image.
**/
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
final Spinner cmbSpinner = (Spinner)findViewById(R.id.cmbImg);
cmbSpinner.setOnItemSelectedListener(new OnItemSelectedListener() {
public void onItemSelected(AdapterView<?> arg0, View arg1,
int arg2, long arg3) {
ImageView img=(ImageView)findViewById(R.id.img1);
String str=String.valueOf(cmbSpinner.getSelectedItem());
if(str.equals("Image-1"))
{
img.setBackgroundResource(R.drawable.bac);
img.setImageResource(R.drawable.icon);
}
else if(str.equals("Image-2"))
{
img.setBackgroundResource(R.drawable.bac);
img.setImageResource(R.drawable.android2);
}
else if(str.equals("Image-3"))
{
img.setBackgroundResource(R.drawable.bac);
img.setImageResource(R.drawable.android3);
}
else if(str.equals("Image-4"))
{
img.setBackgroundResource(R.drawable.bac);
img.setImageResource(R.drawable.android4);
}
else if(str.equals("Image-5"))
{
img.setBackgroundResource(R.drawable.bac);
img.setImageResource(R.drawable.android5);
}
else
{
img.setBackgroundResource(R.drawable.bac);
img.setImageResource(R.drawable.android1);
}
}
@Override
public void onNothingSelected(AdapterView<?> arg0) {
// TODO Auto-generated method stub
}
});
}
}
String.xml
<?xml version="1.0"
encoding="utf-8"?>
<resources>
<string name="hello">www.BipinRupadiya.blogspot.com</string>
<string name="app_name">SL-MC, Exercise 6</string>
<string-array name="Android">
<item>Image-1</item>
<item>Image-2</item>
<item>Image-3</item>
<item>Image-4</item>
<item>Image-5</item>
<item>Image-6</item>
</string-array>
</resources>
