beiyou Java作业 -4

package homework4; import java.awt.GridLayout; import java.awt.event.*; import javax.swing.*; public class EmployeeInfo extends JFrame implements ActionListener { /*EmployeeInfoInput*/ private JMenuBar bar = new JMenuBar() ; //一级目录EmployeeInfoInput Search private JMenu EmInfoInput = new JMenu("EmployeeInfoInput") ; private JMenu Search = new JMenu("Search") ; //二级目录CommissionEmployee BasePlusEmployee AverageEarningSearch private JMenuItem ComEmployee = new JMenuItem("CommissionEmployee") ; private JMenuItem BasePlusEmployee = new JMenuItem("BasePlusCommisionEmployee") ; private JMenuItem AverEarningSearch = new JMenuItem("AverageEarningSearch") ; //员工详细信息 firstName lastName socialSecurityNumber grossSales commissionRate baseSalary private JLabel FNLable = new JLabel("firstName") ; private JTextField FNText = new JTextField(20) ; private JLabel LNLable = new JLabel("lastName") ; private JTextField LNText = new JTextField(20) ; private JLabel SSNLable = new JLabel("socialSecurityNumber") ; private JTextField SSNText = new JTextField(20) ; //CommissionEmployee private JDialog ComEmployeeDialog = new JDialog(this, true) ; private JLabel CGSLable = new JLabel("grossSales") ; private JTextField CGSText = new JTextField(20) ; private JLabel CComRateLable = new JLabel("commissionRate") ; private JTextField CComRateText = new JTextField(20) ; private JButton ComEmployeeOk = new JButton("Ok") ; private JButton ComEmployeeReset = new JButton("Reset") ; //BasePlusCommissonEmployee private JDialog BasePlusEmDialog = new JDialog(this, true) ; private JLabel BGSLable = new JLabel("grossSales") ; private JTextField BGSText = new JTextField(20) ; private JLabel BComRateLable = new JLabel("commissionRate") ; private JTextField BComRateText = new JTextField(20) ; private JLabel BSLable = new JLabel("BaseSalary") ; private JTextField BSText = new JTextField(20) ; private JButton BEmployeeOk = new JButton("Ok") ; private JButton BEmployeeReset = new JButton("Reset") ; //平均工资 private JDialog AverDialog = new JDialog(this, true) ; private JLabel AverLabel = new JLabel("____") ; private JButton AverOk = new JButton("Ok") ; //错误显示 private JDialog ErrorDialog = new JDialog(this, true) ; private JLabel Error = new JLabel("Invalid input! Try again!") ; private JButton ErrorOk = new JButton("Ok") ; private int total ; // 员工总数 private Employee[] em = new Employee[100] ;//存储员工 //constructor public EmployeeInfo() { total = 0 ; setLocation(250, 250) ; setTitle("Employee Information Input") ; setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE) ; setSize(400, 200) ; //set Layout //setLayout(new GridLayout(1, 1)) ; //add JMenuItem to JMenu EmInfoInput.add(ComEmployee) ; EmInfoInput.add(BasePlusEmployee) ; Search.add(AverEarningSearch) ; //add JMenu to JMenuBar bar.add(EmInfoInput) ; bar.add(Search) ; //add JMenuBar to JFrame setJMenuBar(bar) ; //add listener to each JMenuItem ComEmployee.addActionListener(this) ; BasePlusEmployee.addActionListener(this) ; AverEarningSearch.addActionListener(this) ; ComEmployeeOk.addActionListener(this); ComEmployeeReset.addActionListener(this); BEmployeeOk.addActionListener(this); BEmployeeReset.addActionListener(this); AverOk.addActionListener(this); ErrorOk.addActionListener(this); //remove the highlighting around the button text BEmployeeOk.setFocusPainted(false); BEmployeeReset.setFocusPainted(false); ComEmployeeOk.setFocusPainted(false); ComEmployeeReset.setFocusPainted(false); AverOk.setFocusPainted(false); ErrorOk.setFocusPainted(false); setVisible(true) ; } //针对每一个JDialog将组件加入进去 public void ComEmInput() { ComEmployeeDialog.setLocation(200, 200); ComEmployeeDialog.setTitle("CommissionEmployee"); ComEmployeeDialog.setLayout(new GridLayout(0, 2, 5, 5)) ; //add items to ComEmployeeDialog ComEmployeeDialog.add(FNLable) ; ComEmployeeDialog.add(FNText) ; ComEmployeeDialog.add(LNLable) ; ComEmployeeDialog.add(LNText) ; ComEmployeeDialog.add(SSNLable) ; ComEmployeeDialog.add(SSNText) ; ComEmployeeDialog.add(CGSLable) ; ComEmployeeDialog.add(CGSText) ; ComEmployeeDialog.add(CComRateLable) ; ComEmployeeDialog.add(CComRateText) ; ComEmployeeDialog.add(ComEmployeeOk) ; ComEmployeeDialog.add(ComEmployeeReset) ; ComEmployeeDialog.pack(); FNText.setText("") ; LNText.setText("") ; SSNText.setText("") ; CGSText.setText("") ; CComRateText.setText(""); } public void BasePlusEmInput() { BasePlusEmDialog.setLocation(200, 200); BasePlusEmDialog.setTitle("BasePlusCommissionEmployee"); BasePlusEmDialog.setLayout(new GridLayout(0, 2, 5, 5)) ; //add items to BasePlusEmDialog BasePlusEmDialog.add(FNLable) ; BasePlusEmDialog.add(FNText) ; BasePlusEmDialog.add(LNLable) ; BasePlusEmDialog.add(LNText) ; BasePlusEmDialog.add(SSNLable) ; BasePlusEmDialog.add(SSNText) ; BasePlusEmDialog.add(BGSLable) ; BasePlusEmDialog.add(BGSText) ; BasePlusEmDialog.add(BComRateLable) ; BasePlusEmDialog.add(BComRateText) ; BasePlusEmDialog.add(BSLable) ; BasePlusEmDialog.add(BSText) ; BasePlusEmDialog.add(BEmployeeOk) ; BasePlusEmDialog.add(BEmployeeReset) ; BasePlusEmDialog.pack(); FNText.setText("") ; LNText.setText("") ; SSNText.setText("") ; BGSText.setText("") ; BComRateText.setText(""); BSText.setText(""); } public void Aver() { AverDialog.setLocation(200, 200); AverDialog.setTitle("AverageEarning"); AverDialog.setSize(600, 200); AverDialog.add(AverLabel) ; AverDialog.add(AverOk) ; AverDialog.setLayout(new GridLayout(2, 1)); AverDialog.pack(); } public void Error() { ErrorDialog.setTitle("Error"); ErrorDialog.setLocation(200, 200); ErrorDialog.setSize(600, 200); ErrorDialog.add(Error) ; ErrorDialog.add(ErrorOk) ; ErrorDialog.setLayout(new GridLayout(2, 1)); ErrorDialog.pack(); } @Override public void actionPerformed(ActionEvent e) { // TODO Auto-generated method stub if (e.getSource() == ComEmployee) { ComEmInput() ; ComEmployeeDialog.setVisible(true); } if (e.getSource() == BasePlusEmployee) { BasePlusEmInput() ; BasePlusEmDialog.setVisible(true); } if (e.getSource() == AverEarningSearch) { Aver() ; double sum = 0.0 ; double average = 0.0 ; if (total != 0 ) { for (int i = 0; i < total; i ++) { sum += em[i].earning() ; } average = (double)(sum / (double)total) ; } else { average = 0.0 ; } AverLabel.setText("The average earning is " + average); AverDialog.setVisible(true); } if (e.getSource() == ComEmployeeOk) { String first = FNText.getText() ; String last = LNText.getText() ; String number = SSNText.getText() ; String grossSales = CGSText.getText() ; String comRate = CComRateText.getText() ; if ((!first.trim().equals("")) && (!last.trim().equals("")) && (!number.trim().equals("")) && (!grossSales.trim().equals("")) && (!comRate.trim().equals(""))) { CommissionEmployee temp = new CommissionEmployee(first, last, number, Double.parseDouble(grossSales), Double.parseDouble(comRate)) ; em[total] = temp ; total ++ ; ComEmployeeDialog.setVisible(false); } else { Error() ; ErrorDialog.setVisible(true); } } if (e.getSource() == BEmployeeOk) { String first = FNText.getText() ; String last = LNText.getText() ; String number = SSNText.getText() ; String grossSales = BGSText.getText() ;