Android Custom Dialog

public static Dialog createDialog(Context context) {
Dialog dialog = new Dialog(context);
// Remove title from dialog
dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
// Remove dialog background to transperant
dialog.getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
// The custom layout
dialog.setContentView(R.layout.progress_layout);
dialog.setCancelable(false);
return dialog;
}
// Android custom layout code
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center"
android:orientation="vertical" >
<ProgressBar
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:indeterminateDrawable="@drawable/progress_drawable" />
</LinearLayout>
//-------------------------------------------------------------------------------------------------------------------
// Custom Drawable progress_drawable"
<?xml version="1.0" encoding="utf-8"?>
<animated-rotate xmlns:android="http://schemas.android.com/apk/res/android"
android:drawable="@drawable/my_spinner"
android:pivotX="50%"
android:pivotY="50%" />