Temp.java

public class Temp {  
  public View showFloatingView(View contentView)
	{
		final View floatingView = ((LayoutInflater) getSystemService(LAYOUT_INFLATER_SERVICE)).inflate(R.layout.view_floating, null);

		final WindowManager windowManager = (WindowManager) getSystemService(WINDOW_SERVICE);

		final WindowManager.LayoutParams mLayoutParams = new WindowManager.LayoutParams(
				WindowManager.LayoutParams.WRAP_CONTENT,
				WindowManager.LayoutParams.WRAP_CONTENT,
				WindowManager.LayoutParams.TYPE_SYSTEM_ERROR,
				WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED
						| WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL
						| WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD
						| WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
						| WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH,
				PixelFormat.TRANSLUCENT);

		windowManager.addView(floatingView, mLayoutParams);
  }
}