Android Open Source - 2014-Droid-code Main Activity

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License

The source code is released under:

GNU General Public License

Java Source Code

package cs518.samples.imageswap;
/*from ww  w  . j  ava  2s .  c o m*/
/*
 * App uses various resources
 * drawables
 * colour
 * string       
 * raw     (sound)
 *
 * in xml:  
 *  use an alternate layout  landscape / portrait
 *  use dimensions in layout 
 */

import android.media.MediaPlayer;
import android.os.Bundle;
import android.app.Activity;
import android.view.View;
import android.widget.ImageButton;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends Activity {
  ImageButton bt01, bt02;
  TextView tv;
  MediaPlayer mp;
  int bt01image, bt01colour;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    bt01 = (ImageButton) findViewById(R.id.imageButton1);
    bt02 = (ImageButton) findViewById(R.id.imageButton2);
    tv = (TextView) findViewById(R.id.message);
    
    mp = MediaPlayer.create(this, R.raw.meow);
    bt01image = R.drawable.cleannallboo;
    bt01colour = R.color.indigo;
    swapimage();
  }

    protected void onPause() {
    super.onPause();
      // releasing the MediaPlayer resources
      mp.release();
    }
    
  public void button1Clicked(View view) {
    Toast.makeText(this, "Button1 clicked", Toast.LENGTH_SHORT).show();
    swapimage();  
  }
  public void button2Clicked(View view) {
    Toast.makeText(this, "Button2 clicked", Toast.LENGTH_SHORT).show();
    swapimage();
  }
  public void button3Clicked(View view) {
    Toast.makeText(this, "Button3 clicked", Toast.LENGTH_LONG).show();
    mp.start();
    
  }
  public void swapimage() {
    // swap the two images in place and changes the message text colour.
    if (bt01image == R.drawable.cleannallboo) {
      bt01.setImageResource(R.drawable.cleanallyay);
      bt02.setImageResource(R.drawable.cleannallboo);
      bt01image = R.drawable.cleanallyay;
      tv.setTextColor(getResources().getColor(R.color.lightcoral));
       
    } else {
      bt02.setImageResource(R.drawable.cleanallyay);
      bt01.setImageResource(R.drawable.cleannallboo);
      bt01image = R.drawable.cleannallboo;
      tv.setTextColor(getResources().getColor(R.color.indigo));
    }
  }
}

Java Source Code List

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