change White background during app launch
<p>I want to get rid of the white color during the short period when my app is launching but the content isn't displayed, yet.</p>

<p>My main activity is :- </p>

<pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
&lt;manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.kam"
    android:versionCode="1"
    android:versionName="1.0" &gt;

    &lt;uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="17" /&gt;

    &lt;uses-permission android:name="android.permission.INTERNET" /&gt;

    &lt;application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" &gt;
        &lt;activity
            android:name="com.example.kam.MainActivity"
            android:label="@string/app_name" &gt;
            &lt;intent-filter&gt;
                &lt;action android:name="android.intent.action.MAIN" /&gt;
                &lt;category android:name="android.intent.category.LAUNCHER" /&gt;
            &lt;/intent-filter&gt;
        &lt;/activity&gt;
    &lt;/application&gt;

&lt;/manifest&gt;
</code></pre>

<p>how can replace white background to progress bar ?</p>

<p><strong>Update :-</strong> 
mainfest.xml :</p>

<pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
&lt;manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.kam"
    android:versionCode="1"
    android:versionName="1.0" &gt;

    &lt;uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="17" /&gt;

    &lt;uses-permission android:name="android.permission.INTERNET" /&gt;

    &lt;application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" &gt;
        &lt;activity
            android:name="com.example.kam.StartPoint"
            android:label="@string/app_name" &gt;
            &lt;intent-filter&gt;
                &lt;action android:name="android.intent.action.MAIN" /&gt;
                &lt;category android:name="android.intent.category.LAUNCHER" /&gt;
            &lt;/intent-filter&gt;
        &lt;/activity&gt;
        &lt;activity
            android:name="com.example.kam.MainActivity"/&gt;
    &lt;/application&gt;

&lt;/manifest&gt;
</code></pre>

<p>splash.xml</p>

<pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
&lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical" &gt;

&lt;ImageView
    android:id="@+id/imageView1"
    android:layout_width="wrap_content"
    android:layout_height="match_parent"
    android:src="@drawable/loading" /&gt;

&lt;ProgressBar
    android:id="@+id/progressBar1"
    style="?android:attr/progressBarStyleHorizontal"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_weight="1.67" /&gt;

&lt;/LinearLayout&gt;
</code></pre>

<p>startpoint.class</p>

<pre><code>public class StartPoint extends Activity{

ProgressBar progressBar;
private int progressBarStatus = 0;

@Override
protected void onCreate(Bundle savedInstanceState) {
    // TODO Auto-generated method stub
    super.onCreate(savedInstanceState);
    setContentView(R.layout.splash);

    progressBar = (ProgressBar)findViewById(R.id.progressBar1);


    Thread timer = new Thread(){
        public void run(){
            try{
                sleep(5000);
                while(progressBarStatus &lt; 5000){
                    StartPoint.this.runOnUiThread(new Runnable(){
                        public void run()
                        {
                            progressBar.setProgress(progressBarStatus);
                            progressBarStatus += 1000;
                        }
                    });

                }
            }catch(InterruptedException e){
                e.printStackTrace();
            }finally{
                Intent openMainList = new Intent(StartPoint.this, com.example.kam.MainActivity.class);
                startActivity(openMainList);
            }
        }
    };
    timer.start();
}

protected void onPause(){
    super.onPause();
    finish();
}

}
</code></pre>

<p>i will try but when open loading image and open main layout its show error </p>
