Apr 15, 2011

ViewFlipper with Animation

ViewFlipper is a simple ViewAnimator that will animate between two or more views that have been added to it. Only one child is shown at a time. If requested, can automatically flip between each child at a regular interval.

ViewFlipper with Animation
ViewFlipper with Animation
ViewFlipper with Animation

create four XML file for the animation in /res/anim folder

/res/anim/flipinnext.xml
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:interpolator="@android:anim/decelerate_interpolator">
<translate
android:fromXDelta="-100%"
android:toXDelta="0%"
android:duration="500" />
</set>


/res/anim/flipoutnext.xml
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:interpolator="@android:anim/decelerate_interpolator">
<translate
android:fromXDelta="0%"
android:toXDelta="100%"
android:duration="500" />
</set>


/res/anim/flipinprevious.xml
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:interpolator="@android:anim/decelerate_interpolator">
<translate
android:fromXDelta="100%"
android:toXDelta="0%"
android:duration="500" />
</set>


/res/anim/flipoutprevious.xml
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:interpolator="@android:anim/decelerate_interpolator">
<translate
android:fromXDelta="0%"
android:toXDelta="-100%"
android:duration="500" />
</set>


/res/layout/main.xml
<?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:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="@string/hello"
/>
<Button
android:id="@+id/flipnext"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="Flip Next"
/>
<Button
android:id="@+id/flipprevious"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="Flip Previous"
/>
<ViewFlipper
android:id="@+id/viewflipper"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical">
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="First Screen"/>
<ImageView
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:src="@drawable/icon"/>
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical">
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="Second Screen"/>
<Button
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:text="Big Big Button"/>
</LinearLayout>
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical">
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="Third Screen"/>
<Button
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="Normal Button"/>
<Button
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="Normal Button"/>
<Button
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="Normal Button"/>
</LinearLayout>
</ViewFlipper>
</LinearLayout>


main java code
package com.MyViewFlipper;

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.Button;
import android.widget.ViewFlipper;

public class MyViewFlipper extends Activity {

/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
Button buttonFlipNext = (Button)findViewById(R.id.flipnext);
Button buttonFlipPrevious = (Button)findViewById(R.id.flipprevious);

final ViewFlipper viewFlipper = (ViewFlipper)findViewById(R.id.viewflipper);
final Animation animFlipInNext = AnimationUtils.loadAnimation(this, R.anim.flipinnext);
final Animation animFlipOutNext = AnimationUtils.loadAnimation(this, R.anim.flipoutnext);
final Animation animFlipInPrevious = AnimationUtils.loadAnimation(this, R.anim.flipinprevious);
final Animation animFlipOutPrevious = AnimationUtils.loadAnimation(this, R.anim.flipoutprevious);

buttonFlipNext.setOnClickListener(new Button.OnClickListener(){

@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
viewFlipper.setInAnimation(animFlipInNext);
viewFlipper.setOutAnimation(animFlipOutNext);
viewFlipper.showNext();
}});

buttonFlipPrevious.setOnClickListener(new Button.OnClickListener(){

@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
viewFlipper.setInAnimation(animFlipInPrevious);
viewFlipper.setOutAnimation(animFlipOutPrevious);
viewFlipper.showPrevious();
}});
}
}

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