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本题中,用表格表现某个月的月历,其中标题是从Sunday到Saturday,表格中的各项是可以修改的。 import javA.awt.*; import javA.awt.event.*; import javax.swing.*; import javax.swing.tablE.*; public class java2 ( public static void main(String[]args) { try{ UIManager.setLookAndFeel(UIManager.getSys- temLookAndFeelClassName): } catch(Exception e) JFramE.frame=new CalendarTableFrame; framE.setDefaultCloseOperation(JFramE.EXIT_ oN CLOSE); framE.show; } } clasgCalendarTableFramE.extends JFrame { private static final int WIDTH=500; private static final int HEIGHT=150: private cells= { {null,null,null,new Integer(1),new Integer (2),new Integer(3),new Integer(4)), {new Integer(5),new Integer(6),new Integer (7).new Integer(8),new Integer(9),new Integer (10),new Integer(11)), {new Integer(12),new Integer(13),new Integer (14),new Integer(15),new Integer(16),new Integer (17),new Integer(18)), {new Integer(19),new Integer(20),new Integer (21),new Integer(22),new Integer(23),new Integer (24),new Integer(25)), {new Integer(26),new Integer(27),new Integer (28),new Integer(29),new Integer(30),new Integer (31),null} }; private String[]columnNames={ 'Sunday','Monday','Tuesday','Wednesday', 'Thursday','Friday','Saturday' }; public CalendarTableFrame{ setTitle('java2'); setSize(WIDTH,HEIGHT); JTable table=new ; getContentPanE.add(new JScrollPane(table), BorderLayout.CENTER); } }

A.awt.*;
B.awt.event.*;
C.swing.*;
D.swing.tablE.*;
E.setLookAndFeel(UIManager.getSys-
F.setDefaultCloseOperation(JFramE.EXIT_
G.show;
H.new
I.add(new
J.CENTER);
【参考答案】

第1处:Object[][]
第2处:JTable(cells,columnNames)
【解析】第1处......

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