SPLASH SCREEN TUTORIAL IN ANDROID :
Splash screens are used to show company logo or just
for the purpose of give the better look and feel in android applications. It is
sometimes also used to do a background task like load data from a website,
download a file etc and once that type of tasks are finished user will be
forwarded to the next activity through the use of Intents.
In this example I am showing you how to give a timer
to the splash screen and than how to switch to another activity with the use of
Intent.
Create a new project in Eclipse as File => New => Android Application
Project and than fill the required details of the project. I am giving the
name of package as com.javalanguageprogramming.splashscreendemo. You can give
your own name.
Create an Empty
Activity during the creation of project and name it as SplashScreenActivity and name the xml file as activity_splash_screen.
Now copy the image shown below in res => drawable.
Copy the code shown below in activity_splash_screen.xml :
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<ImageView
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:src="@drawable/splashscreen"
android:scaleType="fitXY"
/>
</LinearLayout>
In the above code we are only showing an ImageView whose source is the image you just pasted in the drawable.
Now make another xml file in the same folder and
name it as activity_main which is
used when the splash screen switches after some time.
The code for the activity_main.xml is shown below :
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<TextView
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:textSize="26dp"
android:layout_gravity="center"
android:gravity="center"
android:text="Visit : http://javalanguageprogramming.blogspot.com"
android:textStyle="bold"
/>
</LinearLayout>
Open SplashScreenActivity.java
and copy the code shown below :
package com.javalanguageprogramming.splashscreendemo;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.Window;
public class SplashScreenActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
requestWindowFeature(Window.FEATURE_NO_TITLE);
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_splash_screen);
new Thread(new Runnable(){
@Override
public void run() {
// TODO Auto-generated method stub
try{
Thread.sleep(4000);
}catch(Exception e){
e.printStackTrace();
}
Intent intent = new Intent(SplashScreenActivity.this, MainActivity.class);
SplashScreenActivity.this.finish();
startActivity(intent);
}
}).start();
}
}
In this class we are running a thread because we
cannot do time consuming task in the main thread and fire an Intent after 4 sec
or 4000 msec to MainActivity.class.
The code for MainActivity.java is shown below :
package com.javalanguageprogramming.splashscreendemo;
import android.app.Activity;
import android.os.Bundle;
public class MainActivity extends Activity{
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
}
Make sure to add MainActivity in the AndroidManifest.
The code for AndroidManifest is shown below :
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.javalanguageprogramming.splashscreendemo"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="8"
android:targetSdkVersion="19" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name="com.javalanguageprogramming.splashscreendemo.SplashScreenActivity"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity
android:name="com.javalanguageprogramming.splashscreendemo.MainActivity"
android:label="@string/app_name" >
</activity>
</application>
</manifest>
Those guidelines additionally worked to become a good way to recognize that other people online have the identical fervor like mine to grasp great deal more around this condition.
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