import javax.swing.*;
import javax.swing.event.*;
import java.awt.*;
import java.awt.event.*;

public class StudentSystem extends JFrame{

private String[] columnNames ={"ID","姓名","学号","分数"};

private Object[][] rowData = {
{"001","卞炎安","200753225130","95"
},
{"002","周天宇","200753225112","98"

},
{"003","陆登基","200753225132","99"
},
{"004","陈少","200753225132","99"
},
{"005","陆挺","200753225132","99"
},
{"006","啊为","200753225132","99"
},
{"007","小滔滔","200753225133","99"
},

{"008","郭楠","200753225132","99"
},
{"009","营长","200753225132","99"
},
{"010","子论","200753225132","99"
}

};

private JTable jTable = new JTable(rowData,columnNames);

private JSpinner jspiRowHeight = new JSpinner(new SpinnerNumberModel(16,1,50,1));

private JSpinner jspiRowMargin = new JSpinner(new SpinnerNumberModel(1,1,50,1));

private JCheckBox jchkShowGrid = new JCheckBox("showGrid",true);

private JComboBox jcboAutoResizeMode= new JComboBox(new String[]{"AUTO_RESIZE_OFF",
"AUTO_RESIZE_LAST_COLUMN","AUTO_RESIZE_SUBSEQUENT_COLUMNS","AUTO_RESIZE_NEXT_COLUMN",
"AUTO_RESIZE_ALL_COLUMNS"});

public StudentSystem(){
super("学籍管理系统");
JPanel panel1 = new JPanel();
panel1.add(new JLabel("行高"));
panel1.add(jspiRowHeight);
panel1.add(new JLabel("行间距"));
panel1.add(jspiRowMargin);
panel1.add(jchkShowGrid);

JPanel panel2 = new JPanel();
panel2.add(new JLabel("列调整方式"));
panel2.add(jcboAutoResizeMode);

add(panel1,BorderLayout.SOUTH);
add(panel2,BorderLayout.NORTH);
add(new JScrollPane(jTable));
setSize(500,300);
setVisible(true);

jTable.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
jTable.setGridColor(Color.BLUE);
jTable.setSelectionBackground(Color.RED);
jTable.setSelectionForeground(Color.WHITE);

jspiRowHeight.addChangeListener(new ChangeListener(){
public void stateChanged(ChangeEvent e){
jTable.setRowHeight(((Integer)(jspiRowHeight.getValue())).intValue());
}
});

jspiRowMargin.addChangeListener(new ChangeListener(){
public void stateChanged(ChangeEvent e){
jTable.setRowMargin(((Integer)(jspiRowMargin.getValue())).intValue());

}
});

jchkShowGrid.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
jTable.setShowGrid(jchkShowGrid.isSelected());
}
});

jcboAutoResizeMode.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
String selectedItem = (String)jcboAutoResizeMode.getSelectedItem();

if(selectedItem.equals("AUTO_RESIZE_OFF"))
jTable.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);

else if(selectedItem.equals("AUTO_RESIZE_LAST_COLUMN"))
jTable.setAutoResizeMode(JTable.AUTO_RESIZE_LAST_COLUMN);

else if(selectedItem.equals("AUTO_RESIZE_SUBSEQUENT_COLUMNS"))
jTable.setAutoResizeMode(JTable.AUTO_RESIZE_SUBSEQUENT_COLUMNS);

else if(selectedItem.equals("AUTO_RESIZE_NEXT_COLUMN"))
jTable.setAutoResizeMode(JTable.AUTO_RESIZE_NEXT_COLUMN);

else if(selectedItem.equals("AUTO_RESIZE_ALL_COLUMNS"))
jTable.setAutoResizeMode(JTable.AUTO_RESIZE_ALL_COLUMNS);
}
});
}