初学java之面板布局的控制

 1 /*

 2  * 联系网格的布控laytout

 3  *以一个棋盘为列子吧！ 

 4  */

 5  import javax.swing.*;

 6 import java.awt.*;

 7  

 8  class WindGrid extends JFrame

 9  {

10      final int maxn =12;

11      GridLayout grid;  //设置一个网络对象

12      JPanel myjpanel;  //设置一个画板Jpanel

13      Label  myLabel[][] ; 

14      public WindGrid()

15      {

16          grid = new GridLayout(12,12);  //设置行列

17          myjpanel = new JPanel();

18          myjpanel.setLayout(grid);

19          myLabel = new Label [maxn][maxn]; 

20          for(int i=0;i<maxn ;i++)

21          {

22             for(int j=0 ; j<maxn ;j++)

23             {

24                 myLabel[i][j] = new Label("Gxjun");

25              //设置背景颜色

26               if((i+j)%2==0)

27                   myLabel[i][j].setBackground(Color.black);  

28               else

29                   myLabel[i][j].setBackground(Color.white);

30                 myjpanel.add(myLabel[i][j]); //将标签放置到面板上去

31             }

32          }

33          add(myjpanel,BorderLayout.CENTER);

34          //添加几个按钮

35           JButton mybutton;

36           mybutton=new JButton("北方参战国");

37           mybutton.setSize(2,3); 

38           add(mybutton,BorderLayout.NORTH);

39          

40          setTitle("国际象棋");     

41          setBounds(10,10,310,290); 

42          setVisible(true);

43          setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);  //注销程序

44          validate();  //可法即可执行 

45      }

46  }

47  

48  public class test

49  {

50      public static void main(String [] args)

51      {

52          new WindGrid();

53      }

54  }

View Code

面板控制一般需要用到setLayout ,GridLayout 这两个类....