Shake Animation Example

This example let you shake or animation your view on some event described.

Algorithm:

1.) Create a new project by File-> New -> Android Project name it ShakeAnimationExample.

2.) You will see some default code into your main.xml, strings.xml and android manifest file.

3.) Write following into main.xml file:

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<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"     android:orientation="vertical"     android:padding="10dip"     android:layout_width="fill_parent"     android:layout_height="wrap_content">           <TextView         android:layout_width="fill_parent"         android:layout_height="wrap_content"         android:layout_marginBottom="10dip"         android:text="Please enter your password:"     />           <EditText android:id="@+id/pw"         android:layout_width="fill_parent"         android:layout_height="wrap_content"         android:clickable="true"         android:singleLine="true"         android:password="true"     />       <Button android:id="@+id/login"         android:layout_width="wrap_content"         android:layout_height="wrap_content"         android:text="Login"     />   </LinearLayout>

4.) Create and Write following into anim/shake.xml:

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<translate xmlns:android="http://schemas.android.com/apk/res/android"     android:fromXDelta="0" android:toXDelta="10" android:duration="1000"     android:interpolator="@anim/cycle_7" />

5.) Create and Write following into anim/cycle_7.xml:

1	<cycleInterpolator xmlns:android="http://schemas.android.com/apk/res/android" android:cycles="7" />

Steps:

1.) Create a project named ShakeAnimationExample and set the information as stated in the image.

Build Target: Android 1.6
Application Name: ShakeAnimationExample
Package Name: com.example. ShakeAnimation
Activity Name: ShakeAnimationExample
Min SDK Version: 4

2.) Open ShakeAnimationExample.java file and write following code there:

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package com.example.ShakeAnimation;   import android.app.Activity; import android.os.Bundle; import android.view.View; import android.view.animation.Animation; import android.view.animation.AnimationUtils; import android.widget.Toast;   public class ShakeAnimation extends Activity implements View.OnClickListener {       @Override     public void onCreate(Bundle savedInstanceState) {         super.onCreate(savedInstanceState);         setContentView(R.layout.main);           View loginButton = findViewById(R.id.login);         loginButton.setOnClickListener(this);     }       public void onClick(View v) {         Animation shake = AnimationUtils.loadAnimation(this, R.anim.shake);         findViewById(R.id.pw).startAnimation(shake);         Toast.makeText(this, "Wrong Password", Toast.LENGTH_SHORT).show();     }   }

3.) Compile and build the project.

4.) Run on 1.6 simulator for the output.