Programming Tutorials

package com.javasamples.ani;

import android.app.Activity;
import android.graphics.drawable.AnimationDrawable;
import android.os.Bundle;
import android.view.View;
import android.widget.*;

public class FrameAnimation1 extends Activity {
	Button b;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);
		this.setupButton();
	}

	private void setupButton() {
		b = (Button) this.findViewById(R.id.startFAButtonId);
		b.setOnClickListener(new Button.OnClickListener() {
			public void onClick(View v) {
				parentButtonClicked(v);
			}
		});
	}

	private void parentButtonClicked(View v) {
		animate();
	}

	private void animate() {
		ImageView imgView = (ImageView) findViewById(R.id.animationImage);
		// imgView.setVisibility(ImageView.VISIBLE);
		imgView.setBackgroundResource(R.drawable.ani);

		AnimationDrawable frameAnimation = (AnimationDrawable) imgView
				.getBackground();

		if (frameAnimation.isRunning()) {
			frameAnimation.stop();
			b.setText("Start");
		} else {
			frameAnimation.start();
			b.setText("Stop");
		}
	}
}// eof-class

<?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:id="@+id/textViewId1"
		android:layout_width="fill_parent"
		android:layout_height="wrap_content"
		android:text="Animated Demo" />
	<Button
		android:id="@+id/startFAButtonId"
		android:layout_width="fill_parent"
		android:layout_height="wrap_content"
		android:text="Start Animation" />
	<ImageView
		android:id="@+id/animationImage"
		android:layout_width="fill_parent"
		android:layout_height="wrap_content" />
</LinearLayout>