selectdataframe.java

Java灵感编程1-101之21-40

package selectdata;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import com.borland.dx.sql.dataset.*;
import com.borland.dx.dataset.*;
import com.borland.dbswing.*;

/**
 * <p>Title: select Data Demo</p>
 * <p>Description: This is a select Data demo</p>
 * <p>Copyright: Copyright (c) 2002</p>
 * <p>Company: d6-125</p>
 * @author Liujun
 * @version 1.0
 */

public class selectDataFrame extends JFrame {
  JPanel contentPane;
  BorderLayout borderLayout1 = new BorderLayout();
  Database database1 = new Database();
  ParameterRow parameterRow1 = new ParameterRow();
  Column column1 = new Column();
  Column column2 = new Column();
  QueryDataSet queryDataSet1 = new QueryDataSet();
  TableScrollPane tableScrollPane1 = new TableScrollPane();
  JdbTable jdbTable1 = new JdbTable();
  JPanel jPanel1 = new JPanel();
  JTextField jTextField1 = new JTextField();
  JLabel jLabel1 = new JLabel();
  JLabel jLabel2 = new JLabel();
  JTextField jTextField2 = new JTextField();

  //Construct the frame
  public selectDataFrame() {
    enableEvents(AWTEvent.WINDOW_EVENT_MASK);
    try {
      jbInit();
    }
    catch(Exception e) {
      e.printStackTrace();
    }
  }
  //Component initialization
  private void jbInit() throws Exception  {
    //setIconImage(Toolkit.getDefaultToolkit().createImage(selectDataFrame.class.getResource("[Your Icon]")));
    contentPane = (JPanel) this.getContentPane();
    queryDataSet1.setQuery(new com.borland.dx.sql.dataset.QueryDescriptor(database1, "SELECT \"student\".\"出生地点\",\"student\".\"出生年月\",\"student\".\"姓名\",\"student\".\"学号\",\"student\".\"性别\",\"student\".\"籍贯\" " +
      "FROM\"student\" WHERE \"student\".\"学号\">=:LOWNO AND \"student\".\"学号\"<=:MAXNO", parameterRow1, true, Load.ALL));
    column2.setCaption("MaxNo");
    column2.setColumnName("MaxNo");
    column2.setDataType(com.borland.dx.dataset.Variant.STRING);
    column2.setEditMask("0000000000");
    column2.setDefault("1300990199");
    column2.setParameterType(ParameterType.IN);
    column2.setServerColumnName("NewColumn2");
    column2.setSqlType(0);
    column1.setCaption("LowNo");
    column1.setColumnName("LowNo");
    column1.setDataType(com.borland.dx.dataset.Variant.STRING);
    column1.setEditMask("0000000000");
    column1.setDefault("1300990101");
    column1.setParameterType(ParameterType.IN);
    column1.setTableName("");
    column1.setServerColumnName("NewColumn1");
    column1.setSqlType(0);
    database1.setConnection(new com.borland.dx.sql.dataset.ConnectionDescriptor("jdbc:borland:dslocal:L:\\jb6exam\\dbNav\\dbNav\\dbNav.jds", "SYSDBA", "password", false, "com.borland.datastore.jdbc.DataStoreDriver"));
    contentPane.setLayout(borderLayout1);
    this.setSize(new Dimension(422, 302));
    this.setTitle("select Data Frame Demo");
    parameterRow1.setColumns(new Column[] {column1, column2});
    jdbTable1.setDataSet(queryDataSet1);
    jLabel1.setText("最低学号：");
    jLabel2.setText("最高学号：");
    jTextField2.addKeyListener(new java.awt.event.KeyAdapter() {
      public void keyPressed(KeyEvent e) {
        jTextField2_keyPressed(e);
      }
    });
    jTextField1.addKeyListener(new java.awt.event.KeyAdapter() {
      public void keyPressed(KeyEvent e) {
        jTextField1_keyPressed(e);
      }
    });
    jTextField1.setColumns(10);
    jTextField2.setColumns(10);
    contentPane.add(tableScrollPane1, BorderLayout.CENTER);
    contentPane.add(jPanel1, BorderLayout.NORTH);
    jPanel1.add(jLabel1, null);
    jPanel1.add(jTextField1, null);
    jPanel1.add(jLabel2, null);
    jPanel1.add(jTextField2, null);
    tableScrollPane1.getViewport().add(jdbTable1, null);
  }
  //Overridden so we can exit when window is closed
  protected void processWindowEvent(WindowEvent e) {
    super.processWindowEvent(e);
    if (e.getID() == WindowEvent.WINDOW_CLOSING) {
      System.exit(0);
    }
  }

  void jTextField2_keyPressed(KeyEvent e) {
      if (e.getKeyCode()==KeyEvent.VK_ENTER){
        try {
            parameterRow1.setString("MaxNo",jTextField2.getText());
            queryDataSet1.refresh();
            }
            catch (Exception ex){
            ex.printStackTrace();
            }
         }
  }

  void jTextField1_keyPressed(KeyEvent e) {
      if (e.getKeyCode()==KeyEvent.VK_ENTER){
        try {
            parameterRow1.setString("LowNo",jTextField1.getText());
            queryDataSet1.refresh();
            }
            catch (Exception ex){
            ex.printStackTrace();
            }
         }
  }
}