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GridBagLayoutTest

By: a guest on Nov 17th, 2011  |  syntax: Java  |  size: 3.50 KB  |  hits: 41  |  expires: Never
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  1. import java.awt.BorderLayout;
  2. import java.awt.Color;
  3. import java.awt.GridBagConstraints;
  4. import java.awt.GridBagLayout;
  5. import java.awt.Insets;
  6.  
  7. import javax.swing.JFrame;
  8. import javax.swing.JPanel;
  9.  
  10.  
  11. public class GridBagLayoutTest {
  12.         public static void main(String[] args) {
  13.                 MyGridBagLayoutTest test = new MyGridBagLayoutTest();
  14.                 test.build();
  15.         }
  16. }
  17.  
  18. class MyGridBagLayoutTest extends JFrame{
  19.         JPanel pnlCenter = new JPanel();
  20.         JPanel pnlCenterTopLeft = new JPanel();
  21.         JPanel pnlCenterTopRight = new JPanel();
  22.         JPanel pnlCenterBottomLeft = new JPanel();
  23.         JPanel pnlCenterBottomRight = new JPanel();
  24.         JPanel pnl1 = new JPanel();
  25.         JPanel pnl2 = new JPanel();
  26.         JPanel pnl3 = new JPanel();
  27.         JPanel pnl4 = new JPanel();
  28.         JPanel pnl5 = new JPanel();
  29.         JPanel pnl6 = new JPanel();
  30.         JPanel pnl7 = new JPanel();
  31.         JPanel pnl8 = new JPanel();
  32.  
  33.         void build(){
  34.                 this.setLayout(new BorderLayout());
  35.  
  36.                 pnl1.setBackground(Color.GREEN);
  37.                 pnl2.setBackground(Color.BLUE);
  38.                 pnl3.setBackground(Color.BLACK);
  39.                 pnl4.setBackground(Color.YELLOW);
  40.                 pnl5.setBackground(Color.RED);
  41.                 pnl6.setBackground(Color.ORANGE);
  42.                 pnl7.setBackground(Color.LIGHT_GRAY);
  43.                 pnl8.setBackground(Color.PINK);
  44.  
  45.                 pnlCenterTopLeft.setLayout(new GridBagLayout());
  46.                 pnlCenterTopLeft.add(pnl1, new GridBagConstraints(0,0,1,1,1.0,1.0, GridBagConstraints.NORTHWEST, GridBagConstraints.NONE, new Insets(5,5,0,0),0,0 ));
  47.                 pnlCenterTopLeft.add(pnl2, new GridBagConstraints(1,0,1,1,1.0,1.0, GridBagConstraints.NORTHEAST, GridBagConstraints.NONE, new Insets(5,5,0,0),0,0 ));
  48.                 pnlCenterTopLeft.add(pnl3, new GridBagConstraints(0,1,GridBagConstraints.REMAINDER,1,1.0,1.0, GridBagConstraints.NORTHWEST, GridBagConstraints.HORIZONTAL, new Insets(5,5,0,0),0,0 ));
  49.  
  50.                 pnlCenterTopRight.setLayout(new GridBagLayout());
  51.                 pnlCenterTopRight.add(pnl4, new GridBagConstraints(0,0,1,1,1.0,1.0, GridBagConstraints.NORTHWEST, GridBagConstraints.BOTH, new Insets(5,5,0,0),0,0 ));
  52.  
  53.                 pnlCenterBottomLeft.setLayout(new GridBagLayout());
  54.                 pnlCenterBottomLeft.add(pnl5, new GridBagConstraints(0, 0, 1, 1, 1.0, 1.0, GridBagConstraints.NORTHWEST, GridBagConstraints.BOTH, new Insets(5,5,0,0), 0, 0));
  55.                 pnlCenterBottomLeft.add(pnl6, new GridBagConstraints(1, 0, 1, 1, 1.0, 1.0, GridBagConstraints.NORTHWEST, GridBagConstraints.BOTH, new Insets(5,5,0,0), 0, 0));
  56.                 pnlCenterBottomLeft.add(pnl7, new GridBagConstraints(2, 0, 1, 1, 1.0, 1.0, GridBagConstraints.NORTHWEST, GridBagConstraints.BOTH, new Insets(5,5,0,0), 0, 0));
  57.  
  58.                 pnlCenterBottomRight.setLayout(new GridBagLayout());
  59.                 pnlCenterBottomRight.add(pnl8, new GridBagConstraints(0,0,1,1,1.0,1.0, GridBagConstraints.NORTHWEST, GridBagConstraints.BOTH, new Insets(5,5,0,0),0,0 ));
  60.  
  61.                 pnlCenter.setLayout(new GridBagLayout());
  62.                 pnlCenter.add(pnlCenterTopLeft, new GridBagConstraints(0,0,1,1,0.5,0.7, GridBagConstraints.NORTHWEST, GridBagConstraints.BOTH, new Insets(5, 5, 0, 0),0,0));
  63.                 pnlCenter.add(pnlCenterTopRight, new GridBagConstraints(1,0,1,1,0.5,0.7, GridBagConstraints.NORTHWEST, GridBagConstraints.BOTH, new Insets(5, 5, 0, 0),0,0));
  64.                 pnlCenter.add(pnlCenterBottomLeft, new GridBagConstraints(0,1,1,1,0.5,0.3, GridBagConstraints.NORTHWEST, GridBagConstraints.BOTH, new Insets(5, 5, 0, 0),0,0));
  65.                 pnlCenter.add(pnlCenterBottomRight, new GridBagConstraints(1,1,1,1,0.5,0.3, GridBagConstraints.NORTHWEST, GridBagConstraints.BOTH, new Insets(5, 5, 0, 0),0,0));
  66.  
  67.                 this.setSize(400, 400);
  68.                 this.getContentPane().add(pnlCenter);
  69.                 this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  70.                 this.setVisible(true);
  71.  
  72.         }
  73. }
  74.  
  75.  
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