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​租车管理系统添加修改删除出问题了求大神帮忙看一下(qvq)?


// 客户增加事件处理

Zengjia1.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

if (e.getSource() == Zengjia1) {

new Kehutianjia(table1);


}

}

});


// 客户删除事件处理

Shanchu1.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

if (e.getSource() == Shanchu1) {

int i = 0;

i = table1.getSelectedRow();

if (i < 0) {

JOptionPane.showMessageDialog(null, "请选择表数据后再执行此操作!",

"系统提示", JOptionPane.WARNING_MESSAGE);

} else {

String NO = (String) table1.getValueAt(i, 0);

int n = JOptionPane.showConfirmDialog(null, "确认删除吗?",

"确认删除框", JOptionPane.YES_NO_OPTION);

if (n == JOptionPane.YES_OPTION) {

String sqlStr = null;

sqlStr = "DELETE FROM jj2 WHERE id='" + NO

+ "'";

new JdbcAdapter().AdapterObject(sqlStr);

table1.setModel(new JdbcAdapter().buildTablekehu());


JOptionPane.showMessageDialog(null, "删除客户信息成功",

"系统提示", JOptionPane.INFORMATION_MESSAGE);

} else {

if (n == JOptionPane.NO_OPTION) {

return;

}

}

}

}

}

});





// 客户修改事件处理

Xiugai1.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

if (e.getSource() == Xiugai1) {

int i = table1.getSelectedRow();

if (i < 0) {

JOptionPane.showMessageDialog(null, "请选择表数据后再执行此操作!",

"系统提示", JOptionPane.WARNING_MESSAGE);

} else {

new KeHuXiuGai(i, table1);


}


}

}

});

// 客户查找事件处理

Chaxun1.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

if (e.getSource() == Chaxun1) {

String sql = "SELECT * FROM jj2 WHERE id= '" + ChaxunText.getText() + "'";

con = CommonJdbc.getCon();

table1.setModel(new JdbcAdapter().buildTablekehu(sql));

table1(table1);

}

}

});


// 汽车增加事件处理

Zengjia2.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

if (e.getSource() == Zengjia2) {

new CheliangZengJia(table2);


}

}

});


// 汽车删除事件处理

Shanchu2.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

if (e.getSource() == Shanchu2) {

int i = 0;

i = table2.getSelectedRow();

if (i < 0) {

JOptionPane.showMessageDialog(null, "请选择表数据后再执行此操作!",

"系统提示", JOptionPane.WARNING_MESSAGE);

} else {

String NO = (String) table2.getValueAt(i, 0);

int n = JOptionPane.showConfirmDialog(null, "确认删除吗?",

"确认删除框", JOptionPane.YES_NO_OPTION);

if (n == JOptionPane.YES_OPTION) {

String sqlStr = null;

sqlStr = "DELETE FROM jj3 WHERE id='" + NO

+ "'";

new JdbcAdapter().AdapterObject(sqlStr);

table2.setModel(new JdbcAdapter().buildTablecheliang());


JOptionPane.showMessageDialog(null, "删除汽车信息成功",

"系统提示", JOptionPane.INFORMATION_MESSAGE);

} else {

if (n == JOptionPane.NO_OPTION) {

return;

}

}

}

}

}

});





// 汽车修改事件处理

Xiugai2.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

if (e.getSource() == Xiugai2) {

int i = table2.getSelectedRow();

if (i < 0) {

JOptionPane.showMessageDialog(null, "请选择表数据后再执行此操作!",

"系统提示", JOptionPane.WARNING_MESSAGE);

} else {

new CheliangXiuGai(i, table2);


}


}

}

});

// 汽车查找事件处理

Chaxun2.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

if (e.getSource() == Chaxun2) {

String sql = "SELECT * FROM jj3 WHERE id= '" + ChaxunText2.getText() + "'";

con = CommonJdbc.getCon();

table2.setModel(new JdbcAdapter().buildTablecheliang(sql));

table2(table2);

}

}

});


// 管理员增加事件处理

Zengjia3.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

if (e.getSource() == Zengjia3) {

new Guanliyuantianjia(table3);


}

}

});


// 管理员删除事件处理

Shanchu3.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

if (e.getSource() == Shanchu3) {

int i = 0;

i = table3.getSelectedRow();

if (i < 0) {

JOptionPane.showMessageDialog(null, "请选择表数据后再执行此操作!",

"系统提示", JOptionPane.WARNING_MESSAGE);

} else {

String NO = (String) table3.getValueAt(i, 0);

int n = JOptionPane.showConfirmDialog(null, "确认删除吗?",

"确认删除框", JOptionPane.YES_NO_OPTION);

if (n == JOptionPane.YES_OPTION) {

String sqlStr = null;

sqlStr = "DELETE FROM jj4 WHERE id='" + NO

+ "'";

new JdbcAdapter().AdapterObject(sqlStr);

table3.setModel(new JdbcAdapter().buildTableguanliyuan());


JOptionPane.showMessageDialog(null, "删除商品信息成功",

"系统提示", JOptionPane.INFORMATION_MESSAGE);

} else {

if (n == JOptionPane.NO_OPTION) {

return;

}

}

}

}

}

});


// 管理员修改事件处理

Xiugai3.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

if (e.getSource() == Xiugai3) {

int i = table3.getSelectedRow();

if (i < 0) {

JOptionPane.showMessageDialog(null, "请选择表数据后再执行此操作!",

"系统提示", JOptionPane.WARNING_MESSAGE);

} else {

new CheliangXiuGai(i, table3);


}


}

}

});

// 管理员查找事件处理

Chaxun3.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {

if (e.getSource() == Chaxun3) {

String sql = "SELECT * FROM jj4 WHERE id= '" + ChaxunText3.getText() + "'";

con = CommonJdbc.getCon();

table3.setModel(new JdbcAdapter().buildTableguanliyuan(sql));

table3(table3);

}

}

});


// 系统退出

frame.addWindowListener(new WindowAdapter() {

public void windowClosing(WindowEvent arg0) {

System.exit(0);


}

});


pan1.add(scr1);

pan2.add(scr2);

pan3.add(scr3);

cont.add(tab);

tab.setBounds(0, 0, 80, 700);

frame.setSize(980, 700);

frame.setLocation(200, 30);

frame.setVisible(true);

frame.setResizable(false); // 禁止改变窗体大小

}


// 客户资料表格

public void table1(JTable table1) {

table1.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

TableColumnModel cm = table1.getColumnModel(); // 表格的列模型

TableColumn column = cm.getColumn(0); // 得到第i个列对象

TableColumn column1 = cm.getColumn(1);

TableColumn column2 = cm.getColumn(2);

TableColumn column3 = cm.getColumn(3);

TableColumn column4 = cm.getColumn(4);

TableColumn column5 = cm.getColumn(5);



column.setPreferredWidth(80); // 将此列的首选宽度设置为 preferredWidth。如果

// preferredWidth

// 超出最小或最大宽度,则将其调整为合适的界限值。

column1.setPreferredWidth(100);

column2.setPreferredWidth(150);

column3.setPreferredWidth(150);

column4.setPreferredWidth(150);

column5.setPreferredWidth(100);



table1.getTableHeader().setReorderingAllowed(false); // 设置表的列不可拖动

}


// 汽车信息表格

public void table2(JTable table2) {

table2.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

TableColumnModel cm = table2.getColumnModel(); // 表格的列模型

TableColumn column = cm.getColumn(0); // 得到第i个列对象

TableColumn column1 = cm.getColumn(1);

TableColumn column2 = cm.getColumn(2);

TableColumn column3 = cm.getColumn(3);

TableColumn column4 = cm.getColumn(4);

TableColumn column5 = cm.getColumn(5);




column.setPreferredWidth(80); // 将此列的首选宽度设置为 preferredWidth。如果

// preferredWidth

// 超出最小或最大宽度,则将其调整为合适的界限值。

column1.setPreferredWidth(100);

column2.setPreferredWidth(100);

column3.setPreferredWidth(100);

column4.setPreferredWidth(100);

column5.setPreferredWidth(150);





table2.getTableHeader().setReorderingAllowed(false); // 设置表的列不可拖动

}


// 管理员信息表格

public void table3(JTable table3) {

table3.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

TableColumnModel cm = table3.getColumnModel(); // 表格的列模型

TableColumn column = cm.getColumn(0); // 得到第i个列对象

TableColumn column1 = cm.getColumn(1);

TableColumn column2 = cm.getColumn(2);

TableColumn column3 = cm.getColumn(3);

TableColumn column4 = cm.getColumn(4);

TableColumn column5 = cm.getColumn(5);



column.setPreferredWidth(80); // 将此列的首选宽度设置为 preferredWidth。如果

// preferredWidth

// 超出最小或最大宽度,则将其调整为合适的界限值。

column1.setPreferredWidth(100);

column2.setPreferredWidth(100);

column3.setPreferredWidth(100);

column4.setPreferredWidth(100);

column5.setPreferredWidth(100);



table3.getTableHeader().setReorderingAllowed(false); // 设置表的列不可拖动


}


// 设置Timer 1000ms实现一次动作 实际是一个线程 自动获取系统事件

private void setTimer(JTextField time) {

final JTextField varTime = time;

Timer timeAction = new Timer(1000, new ActionListener() {


public void actionPerformed(ActionEvent e) {

long timemillis = System.currentTimeMillis();

// 转换日期显示格式

SimpleDateFormat df = new SimpleDateFormat(

" yyyy-MM-dd  HH:mm:ss ");

varTime.setText(df.format(new Date(timemillis)));

}

});

timeAction.start();

}


static {

try {

UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());

} catch (Exception e) {

e.printStackTrace();

}

}


public static void main(String args[]) {

new zhuchuangti();

}

}



慕无忌7348813
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1回答

慕无忌7348813

期末作业啊(qvq)希望能遇到大神
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