Source of TryWindow3.java

Structures and functions

public class TryWindow3

  1: //TryWindow3.java
  2: //Uses the GraphicsEnvironment class to get
  3: //information about the local environment

  5: import javax.swing.JFrame;
  6: import java.awt.Point;
  7: import java.awt.GraphicsEnvironment;

  9: public class TryWindow3
 10: {
 11:     static JFrame window = new JFrame("This is the Window Title"); 

 13:     public static void main(String[] args)
 14:     {
 15:         window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

 17:         //Set size and position of window, then display it
 18:         int windowWidth = 400;
 19:         int windowHeight = 150;
 20:         Point center = GraphicsEnvironment.getLocalGraphicsEnvironment()
 21:                                           .getCenterPoint();
 22:         window.setBounds(center.x-windowWidth/2, center.y-windowHeight/2,
 23:                          windowWidth, windowHeight); 
 24:         window.setVisible(true);
 25:     }
 26: }