Set Frame Location By Platform : Frame « Swing JFC « Java

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Java » Swing JFC » Frame 




Set Frame Location By Platform
 

/*
 This program is a part of the companion code for Core Java 8th ed.
 (http://horstmann.com/corejava)

 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Image;
import java.awt.Toolkit;

import javax.swing.JFrame;

/**
 @version 1.32 2007-04-14
 @author Cay Horstmann
 */
public class SizedFrameTest {
  public static void main(String[] args) {
    EventQueue.invokeLater(new Runnable() {
      public void run() {
        SizedFrame frame = new SizedFrame();
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setVisible(true);
      }
    });
  }
}

class SizedFrame extends JFrame {
  public SizedFrame() {
    // get screen dimensions

    Toolkit kit = Toolkit.getDefaultToolkit();
    Dimension screenSize = kit.getScreenSize();
    int screenHeight = screenSize.height;
    int screenWidth = screenSize.width;

    // set frame width, height and let platform pick screen location

    setSize(screenWidth / 2, screenHeight / 2);
    setLocationByPlatform(true);

    // set frame icon and title

    Image img = kit.getImage("icon.gif");
    setIconImage(img);
    setTitle("SizedFrame");
  }
}

   
  














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