package test;

import java.applet.Applet;
import java.awt.Color;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableColumn;
import javax.swing.table.TableColumnModel;
import javax.swing.table.TableModel;

public class Test extends Applet implements ActionListener{
    JTable jTablesecond;

    public Test() {
        Object[][] cells = { { Boolean.FALSE, "必选", "", "" },
                { Boolean.FALSE, "可选", "", "" },
                { Boolean.FALSE, "必选", "", "" },
                { Boolean.FALSE, "可选", "", "" },
                { Boolean.FALSE, "必选", "", "" }, };
        String[] columnNames = { "选择", "重要级", "文件名", "说明" };
        DefaultTableModel model = new DefaultTableModel(cells, columnNames){
            public Class getColumnClass(int columnIndex) {
                return columnIndex == 0 ? Boolean.class : String.class;    
            }
        };

        jTablesecond = new JTable(model);
        JScrollPane sp = new JScrollPane(jTablesecond);

        // 设置Table列宽
        TableColumnModel tcm = jTablesecond.getColumnModel();
        int columnCount = jTablesecond.getColumnCount();
        TableColumn[] tc = new TableColumn[columnCount];
        tc[0] = tcm.getColumn(0);
        tc[0].setPreferredWidth(50);
        tc[1] = tcm.getColumn(1);
        tc[1].setPreferredWidth(75);
        tc[2] = tcm.getColumn(2);
        tc[2].setPreferredWidth(75);
        tc[3] = tcm.getColumn(3);
        tc[3].setPreferredWidth(240);
        jTablesecond.getTableHeader().setReorderingAllowed(false); // 设置头不可变
        jTablesecond.getTableHeader().setResizingAllowed(false); // 设置列宽不可变
        jTablesecond.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);// 设置为不自动调整大小
        jTablesecond.setBackground(Color.white);

        add(new JScrollPane(jTablesecond)); // 显示表头
        JButton button = new JButton("aa");
        button.addActionListener(this);
        add(button);
    }

    public void actionPerformed(ActionEvent e) {
        TableModel model = jTablesecond.getModel();
        int count = model.getRowCount();
        for(int i = 0 ; i < count ; i++){
            boolean checked = (Boolean)model.getValueAt(i, 0);
            if(checked){
                System.out.println(i);
            }
        }
    }
}