Java使用網格組布局管理器

Java使用網格組布局管理器：

1. package com.han;  
2.   
3. import java.awt.Container;  
4. import java.awt.GridBagConstraints;  
5. import java.awt.GridBagLayout;  
6. import java.awt.Insets;  
7.   
8. import javax.swing.JButton;  
9. import javax.swing.JFrame;  
10.   
11. /** 
12.  * 使用網格組布局管理器 
13.  * @author HAN 
14.  * 
15.  */  
16. public class GridBagLayout_1 extends JFrame {  
17.   
18.     /** 
19.      *  
20.      */  
21.     private static final long serialVersionUID = 5558640733909970067L;  
22.   
23.     public GridBagLayout_1() {  
24.         // TODO Auto-generated constructor stub   
25.         Container container = getContentPane();  
26. //      container.setLayout(new GridBagLayout());   
27.         GridBagLayout gridBagLayout = new GridBagLayout();  
28.         container.setLayout(gridBagLayout);  
29.         JButton button = new JButton("A");  
30.         GridBagConstraints gridBagConstraints = new GridBagConstraints();  
31.         gridBagConstraints.gridx = 0;  
32.         gridBagConstraints.gridy = 0;  
33.         gridBagConstraints.weightx = 10;  
34.         gridBagConstraints.fill = GridBagConstraints.HORIZONTAL;  
35.         container.add(button, gridBagConstraints);  
36.         JButton button_1 = new JButton("B");  
37.         GridBagConstraints gridBagConstraints_1 = new GridBagConstraints();  
38.         gridBagConstraints_1.gridx = 1;  
39.         gridBagConstraints_1.gridy = 0;  
40.         gridBagConstraints_1.insets = new Insets(0, 5, 0, 0);  
41.         gridBagConstraints_1.weightx = 20;  
42.         gridBagConstraints_1.fill = GridBagConstraints.HORIZONTAL;  
43.         container.add(button_1, gridBagConstraints_1);  
44.         JButton button_2 = new JButton("C");  
45.         GridBagConstraints gridBagConstraints_2 = new GridBagConstraints();  
46.         gridBagConstraints_2.gridx = 2;  
47.         gridBagConstraints_2.gridy = 0;  
48.         gridBagConstraints_2.gridheight = 2;  
49.         gridBagConstraints_2.insets = new Insets(0, 5, 0, 0);  
50.         gridBagConstraints_2.weightx = 30;  
51.         gridBagConstraints_2.fill = GridBagConstraints.BOTH;  
52.         container.add(button_2, gridBagConstraints_2);  
53.         JButton button_3 = new JButton("D");  
54.         GridBagConstraints gridBagConstraints_3 = new GridBagConstraints();  
55.         gridBagConstraints_3.gridx = 3;  
56.         gridBagConstraints_3.gridy = 0;  
57.         gridBagConstraints_3.gridheight = 4;  
58. //      gridBagConstraints_3.insets = new Insets(0, 5, 0, 5);   
59.         gridBagConstraints_3.insets = new Insets(0, 5, 5, 5);  
60.         gridBagConstraints_3.weightx = 40;  
61. //      gridBagConstraints_3.fill = GridBagConstraints.BOTH;   
62.         gridBagConstraints_3.fill = GridBagConstraints.VERTICAL;  
63.         container.add(button_3, gridBagConstraints_3);  
64.         JButton button_4 = new JButton("E");  
65.         GridBagConstraints gridBagConstraints_4 = new GridBagConstraints();  
66.         gridBagConstraints_4.gridx = 0;  
67.         gridBagConstraints_4.gridy = 1;  
68.         gridBagConstraints_4.gridwidth = 2;  
69.         gridBagConstraints_4.insets = new Insets(5, 0, 0, 0);  
70.         gridBagConstraints_4.fill = GridBagConstraints.HORIZONTAL;  
71.         container.add(button_4, gridBagConstraints_4);  
72.         JButton button_5 = new JButton("F");  
73.         GridBagConstraints gridBagConstraints_5 = new GridBagConstraints();  
74.         gridBagConstraints_5.gridx = 0;  
75.         gridBagConstraints_5.gridy = 2;  
76.         gridBagConstraints_5.gridwidth = 1;  
77.         gridBagConstraints_5.insets = new Insets(5, 0, 0, 0);  
78.         gridBagConstraints_5.fill = GridBagConstraints.HORIZONTAL;  
79.         container.add(button_5, gridBagConstraints_5);  
80.         JButton button_6 = new JButton("G");  
81.         GridBagConstraints gridBagConstraints_6 = new GridBagConstraints();  
82.         gridBagConstraints_6.gridx = 1;  
83.         gridBagConstraints_6.gridy = 2;  
84.         gridBagConstraints_6.gridwidth = 2;  
85.         gridBagConstraints_6.gridheight = 2;  
86.         gridBagConstraints_6.insets = new Insets(5, 5, 0, 0);  
87.         gridBagConstraints_6.fill = GridBagConstraints.NONE;  
88. //      gridBagConstraints_6.anchor = GridBagConstraints.EAST;   
89.         gridBagConstraints_6.anchor = GridBagConstraints.NORTHEAST;  
90.         gridBagConstraints_6.ipadx = 30;  
91.         container.add(button_6, gridBagConstraints_6);  
92.         JButton button_7 = new JButton("H");  
93.         GridBagConstraints gridBagConstraints_7 = new GridBagConstraints();  
94.         gridBagConstraints_7.gridx = 0;  
95.         gridBagConstraints_7.gridy = 3;  
96.         gridBagConstraints_7.insets = new Insets(5, 0, 5, 0);  
97.         gridBagConstraints_7.fill = GridBagConstraints.BOTH;  
98.         container.add(button_7, gridBagConstraints_7);  
99.     }  
100.   
101.     /** 
102.      * @param args 
103.      */  
104.     public static void main(String[] args) {  
105.         // TODO Auto-generated method stub   
106.         GridBagLayout_1 frame = new GridBagLayout_1();  
107.         frame.setTitle("使用網格組布局管理器");  
108.         frame.setVisible(true);  
109.         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);  
110.         frame.pack();  
111.     }  
112.   
113. }