demoactionevent.java

精通NetBeans光盘源代码,很好很好的资料

/*
 * DemoActionEvent.java
 *
 * Created on 2006年4月9日, 下午2:02
 */

package org.netbeans.swing.table;

import javax.swing.event.ChangeEvent;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import javax.swing.event.TableColumnModelEvent;
import javax.swing.event.TableColumnModelListener;
import javax.swing.table.DefaultTableModel;

/**
 *
 * @author  boyingking
 */
public class DemoActionEvent extends javax.swing.JFrame {
    
    /** Creates new form DemoActionEvent */
    public DemoActionEvent() {
        initComponents();
        this.initialJTable();
    }
    
    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    // <editor-fold defaultstate="collapsed" desc=" Generated Code ">//GEN-BEGIN:initComponents
    private void initComponents() {
        jScrollPane1 = new javax.swing.JScrollPane();
        jTableMyTable = new javax.swing.JTable();
        jLabelMessage = new javax.swing.JLabel();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setTitle("\u5904\u7406\u8868\u683c\u4e8b\u4ef6\u7a0b\u5e8f");
        jTableMyTable.setModel(initialTableModel());
        jScrollPane1.setViewportView(jTableMyTable);

        jLabelMessage.setFont(new java.awt.Font("宋体", 0, 18));
        jLabelMessage.setText("\u8fd9\u91cc\u5c06\u663e\u793a\u52a8\u4f5c\u4fe1\u606f");

        org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(jScrollPane1, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 302, Short.MAX_VALUE)
            .add(jLabelMessage, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 302, Short.MAX_VALUE)
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(layout.createSequentialGroup()
                .add(jScrollPane1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 127, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)
                .add(jLabelMessage, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 47, Short.MAX_VALUE))
        );
        pack();
    }// </editor-fold>//GEN-END:initComponents
    
    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new DemoActionEvent().setVisible(true);
            }
        });
    }
   private void initialJTable()
   {
       DealAction da=new DealAction(); 
       jTableMyTable.getSelectionModel().addListSelectionListener(da);
       jTableMyTable.getColumnModel().addColumnModelListener(da);
   }
    
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JLabel jLabelMessage;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JTable jTableMyTable;
    // End of variables declaration//GEN-END:variables
    private DefaultTableModel initialTableModel()
    {

        DefaultTableModel myDefaultTableModel=new DefaultTableModel(new String[][]{
                                              {"liuyuehui","318320"},
                                              {"niyuding","830414"},
                                              {"boyingking","123456"}},
                                              new String[]{"用户名","密码"});
        return myDefaultTableModel;
    }
    class DealAction implements ListSelectionListener,TableColumnModelListener
    {
        int nowColNum=0;
        int nowRowNum=0;
        public void valueChanged(ListSelectionEvent e) {
              nowRowNum=jTableMyTable.getSelectedRow();
              this.createMessage();
        }
        public void columnSelectionChanged(ListSelectionEvent e) {
            nowColNum=jTableMyTable.getSelectedColumn();
            this.createMessage();
        }
        public void createMessage()
        {
            String ss=(String)jTableMyTable.getValueAt(nowRowNum,nowColNum);
            DemoActionEvent.this.jLabelMessage.setText("当前选择为第"+(nowRowNum+1)+"行第"+(nowColNum+1)+"列，值为"+ss);
        }

        public void columnAdded(TableColumnModelEvent e) {}

        public void columnRemoved(TableColumnModelEvent e) {}

        public void columnMoved(TableColumnModelEvent e) {}

        public void columnMarginChanged(ChangeEvent e) {}
    } 
}