java图形swing界面设计

1、信 息 工 程 学 院实验报告的内容与格式按任课教师的要求书写。 Java程序设计 实验/实习报告学院:理学院班级:计算101姓名:洪龙龙学号:2010014549 成绩:AJAVA图形用户界面1、 实验/实习过程实验题1源代码: /* MyFrame.java */package javaapplication1;import java.awt.*;import javax.swing.*;public class MyFrame extends JFrame JMenu menu1,menu2,menu3,menu4,menu5,menu6,menu7,menu8; JTextField

2、textfield; JButton button; JLabel label; JTextArea textarea; JCheckBox checkbox1,checkbox2; JRadioButton radiobutton1,radiobutton2; JComboBox combobox; public MyFrame(String s) super(s); Container contentPane=getContentPane(); contentPane.setLayout(new BorderLayout(10,10); setBackground(Color.WHITE)

3、; /菜单栏 JMenuBar menubar=new JMenuBar(); /菜单选项 menu1=new JMenu(File); menu2=new JMenu(Edit); menu3=new JMenu(Nagivate);menu4=new JMenu(Search); menu5=new JMenu(Project);menu6=new JMenu(Run); menu7=new JMenu(Window);menu8=new JMenu(Help); menubar.add(menu1);menubar.add(menu2); menubar.add(menu3);menub

4、ar.add(menu4); menubar.add(menu5);menubar.add(menu6); menubar.add(menu7);menubar.add(menu8); /菜单选项 JMenuItem menuitem1=new JMenuItem(Open,new ImageIcon(images/other.png); JMenuItem menuitem2=new JMenuItem(Exit,new ImageIcon(images/Warning.png); menu1.add(menuitem1);menu1.add(menuitem2); contentPane.

5、add(menubar,BorderLayout.NORTH); JPanel pMiddle=new JPanel(new GridLayout(3,1); JPanel pTop=new JPanel(new GridLayout(1,2); /标签 label=new JLabel(Fill No or Yes:,SwingConstants.RIGHT); label.setIcon(new ImageIcon(images/l.gif); /文本框 textfield=new JTextField(null,15); JPanel pDepressed=new JPanel(new

6、GridLayout(4,1); pDepressed.add(pTop); pTop.add(label);pTop.add(textfield); pMiddle.add(pDepressed); /文本区 JSplitPane splitpane=new JSplitPane(JSplitPane.HORIZONTAL_SPLIT); textarea=new JTextArea(This is a text area.,300,20); textarea.setLineWrap(true);/自动换行 pMiddle.add( new JScrollPane(textarea); JP

7、anel pBottom=new JPanel(); JPanel pBottomLeft=new JPanel(new GridLayout(1,2); JPanel pBottomRight=new JPanel(new GridLayout(1,2); /单选按钮 pBottomLeft.setBorder(BorderFactory.createTitledBorder(Gender); radiobutton1=new JRadioButton(Male); radiobutton2=new JRadioButton(Female); pBottomLeft.add(radiobut

8、ton1);pBottomLeft.add(radiobutton2); pBottom.add(pBottomLeft); /选择框 pBottomRight.setBorder(BorderFactory.createTitledBorder(Hobby); checkbox1=new JCheckBox(Basketball); checkbox2=new JCheckBox(Music); pBottomRight.add(checkbox1);pBottomRight.add(checkbox2); pBottom.add(pBottomRight); pMiddle.add(pBo

9、ttom); contentPane.add(pMiddle,BorderLayout.CENTER); String liststr=信计101班,01.孙 望,02.刘镇珲, 03.高冰涛,04.马文龙,05.王德平,06.李笑晗,07.王 磊, 08.郭松涛,09.吴 丹,10.陈方方,11.王 东,12.赵海霞, 13.刘小瑞,14.洪龙龙,15.袁明浩,16.章 清,17.王浩羽,18.李永晋, 19.景蔚蔚,20.刘 艺,21.孙宏杰,22.卞一珺,23.丁良棋,24.李 畅 ; /下拉列表 combobox=new JComboBox(liststr); JPanel pLast

10、=new JPanel(new GridLayout(1,2); button=new JButton(Start,new ImageIcon(images/file-readonly.png); pLast.add(button);pLast.add(combobox); contentPane.add(pLast,BorderLayout.SOUTH); pack(); setSize(500,400); setVisible(true); public static void main(String args) MyFrame frame=new MyFrame(My Frame Des

11、ign); 程序的运行结果: 该图显示菜单选项 该图显示下拉列表实验题2:源代码: /* CalculatorPanel.java */package javaapplication1;import java.awt.*;import javax.swing.*;import java.awt.event.*;public class CalculatorPanel extends JFrame implements ActionListener JTextField textfield=new JTextField(0); JButton button=new JButton24; JPan

12、el panel=new JPanel(new BorderLayout(1,5); JPanel panel1=new JPanel(new BorderLayout(1,14); JButton textarea=new JButton(确定); public CalculatorPanel(String s) super(s); Container contentPane=getContentPane(); contentPane.setLayout(new BorderLayout(3,3); textfield.setEnabled(false);/不可编辑 textfield.se

13、tHorizontalAlignment(JTextField.RIGHT);/右对齐 panel.add(textfield,BorderLayout.NORTH); JPanel panel2=new JPanel(new GridLayout(1,4,10,2); button23=new JButton(Back);button22=new JButton(CE); button21=new JButton(C);button20=new JButton(About); for(int i=23;i=20;i-) buttoni.setForeground(Color.blue); p

14、anel2.add(buttoni); panel1.add(panel2,BorderLayout.NORTH); JPanel panel3=new JPanel(new GridLayout(1,2,12,2); JPanel panel4=new JPanel(new GridLayout(4,3,7,7); for(int i=9;i=0;i-) buttoni=new JButton(Integer.toString(i); panel4.add(buttoni); button10=new JButton(+/-); button11=new JButton(.); panel4

15、.add(button10); panel4.add(button11); panel3.add(panel4); button12=new JButton(/);button12.setForeground(Color.red); button13=new JButton(sqrt); button14=new JButton(*);button14.setForeground(Color.red); button15=new JButton(%); button16=new JButton(-);button16.setForeground(Color.red); button17=new

16、 JButton(1/x); button18=new JButton(+);button18.setForeground(Color.red); button19=new JButton(=);button19.setForeground(Color.red); JPanel panel5=new JPanel(new GridLayout(4,2,8,8); for(int i=12;i20;i+) panel5.add(buttoni); panel3.add(panel5); panel1.add(panel3,BorderLayout.CENTER); panel.add(panel

17、1,BorderLayout.CENTER); contentPane.add(panel); for(int i=0;i24;i+) buttoni.addActionListener(this); textarea.addActionListener(this); setSize(350,250); setVisible(true);/设置可见 setLocationRelativeTo(null); public void actionPerformed(ActionEvent e) if(e.getSource()=button20) JOptionPane.showMessageDi

18、alog(null, 本计算器由龙龙同学开发, + 任何单位和个人不n得以此进行任何形式的商业活动！版权所 + 有,违n法必究n2013/04/10 23:20:49,Metion, JOptionPane.ERROR_MESSAGE,new ImageIcon(images/dp.gif); public static void main(String args) CalculatorPanel w=new CalculatorPanel(简易计算器); 程序的运行结果:点击“About”按钮(其他按钮的功能未予实现):实习题3：/* ComputerFrame.java */package

19、 javaapplication1;import java.awt.*;import javax.swing.*;import java.awt.event.*;import java.util.Random;public class ComputerFrame extends JFrame implements ActionListener JButton getProblem,giveAnswer; JTextField textOne,textTwo,textResult; JLabel operatorLabel,operatorEqual,message; public Comput

20、erFrame(String s) super(s); Container contentPane=getContentPane(); contentPane.setLayout(new GridLayout(2,1); JPanel panel1=new JPanel(new GridLayout(1,6); JPanel panel2=new JPanel(new GridLayout(1,4); getProblem=new JButton(获取题目); getProblem.setBounds(50, 10, 10, 10); getProblem.addActionListener(

21、this); textOne=new JTextField(); textOne.setHorizontalAlignment(JTextField.CENTER);/居中对齐 textOne.setEditable(false);/不可编辑 operatorLabel=new JLabel(+); textTwo=new JTextField(); textTwo.setHorizontalAlignment(JTextField.CENTER); textTwo.setEditable(false);/不可编辑 operatorEqual=new JLabel(=); textResult

22、=new JTextField(); textResult.setHorizontalAlignment(JTextField.CENTER); textResult.setEditable(true);/可编辑 panel1.add(getProblem);panel1.add(textOne); panel1.add(operatorLabel);panel1.add(textTwo); panel1.add(operatorEqual);panel1.add(textResult); giveAnswer=new JButton(确认答案); giveAnswer.addActionLi

23、stener(this); message=new JLabel(你还没回答呢); JPanel blank=new JPanel();/空面板 panel2.add(blank);/加上空面板 panel2.add(giveAnswer); panel2.add(message); contentPane.add(panel1); contentPane.add(panel2); setSize(600,100); setVisible(true); public void actionPerformed(ActionEvent e)/*throws NumberFormatExceptio

24、n*/ Random random1=new Random(); Random random2=new Random(); if(e.getSource()=getProblem) /textOne和textTwo中 获取两个0-1000的随机数 textOne.setText(Integer.toString(random1.nextInt(1001); textTwo.setText(Integer.toString(random1.nextInt(1001); int choice=random2.nextInt()%4; switch(choice) case 0: operatorL

25、abel.setText(+); break; case 1: operatorLabel.setText(-); break; case 2: operatorLabel.setText(*); break; case 3: operatorLabel.setText(/); break; if(e.getSource()=giveAnswer) String judge1=new String(-?1-90-9*);/整数数字字符串 String judge2=new String(-?0-9+.0-9+);/浮点数数字字符串 if(textResult.getText()=null) m

26、essage.setText(你还没回答呢); if(textResult.getText().matches(judge1)=false & textResult.getText().matches(judge2)=false ) message.setText(请输入数数字符); textResult.setText(); JOptionPane.showMessageDialog(null,输入非数字异常,警告提示, JOptionPane.ERROR_MESSAGE,new ImageIcon(images/h.gif); System.exit(0); if(operatorLabe

27、l.getText()=+) if(Integer.parseInt(textResult.getText()=Integer.parseInt(textOne.getText() +Integer.parseInt(textTwo.getText() message.setText(您回答正确); else message.setText(您回答错误); if(operatorLabel.getText()=-) if(Integer.parseInt(textResult.getText()=Integer.parseInt(textOne.getText() -Integer.parseInt(textTwo.getText() message.setText(您回答正确); else message.setText(您回答错误); if(operatorLabel.getText()=*) if(Integer.parseInt(textResult.getText()=Integer.parseInt(textOne.ge