Awt GraphicsDevice Sınıfı

Giriş
Şu satırı dahil ederiz.

import java.awt.GraphicsDevice;
import java.awt.GraphicsEnvironment;

getDefaultConfiguration metodu
Şöyle yaparız.

GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
GraphicsDevice[] gs = ge.getScreenDevices();

for (int i = 0; i < gs.length; i++) {
  GraphicsDevice gd = gs[i];
  JFrame dualview = new JFrame(gd.getDefaultConfiguration());
  ...
}