Java tutorial
//package com.java2s; import android.app.Activity; import android.os.Build; import android.view.Window; import android.view.WindowManager; public class Main { /** * set status bar translucency */ public static void setTranslucentStatus(Activity activity, boolean on) { if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) { Window win = activity.getWindow(); WindowManager.LayoutParams winParams = win.getAttributes(); final int bits = WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS; if (on) { winParams.flags |= bits; } else { winParams.flags &= ~bits; } win.setAttributes(winParams); } } }