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Java Source | 1999-03-27 | 7.0 KB | 227 lines |
- /*
- * @(#)TableExample2.java 1.11 98/08/26
- *
- * Copyright 1997, 1998 by Sun Microsystems, Inc.,
- * 901 San Antonio Road, Palo Alto, California, 94303, U.S.A.
- * All rights reserved.
- *
- * This software is the confidential and proprietary information
- * of Sun Microsystems, Inc. ("Confidential Information"). You
- * shall not disclose such Confidential Information and shall use
- * it only in accordance with the terms of the license agreement
- * you entered into with Sun.
- */
-
- /**
- * A a UI around the JDBCAdaptor, allowing database data to be interactively
- * fetched, sorted and displayed using Swing.
- *
- * NOTE: This example uses a modal dialog via the static convenience methods in
- * the JOptionPane. Use of modal dialogs requires JDK 1.1.4 or greater.
- *
- * @version 1.11 08/26/98
- * @author Philip Milne
- */
-
- import java.applet.Applet;
- import java.awt.*;
- import java.awt.event.*;
- import javax.swing.*;
- import javax.swing.table.*;
- import javax.swing.event.*;
- import javax.swing.border.*;
-
- public class TableExample2 implements LayoutManager {
- static String[] ConnectOptionNames = { "Connect" };
- static String ConnectTitle = "Connection Information";
-
- Dimension origin = new Dimension(0, 0);
-
- JButton fetchButton;
- JButton showConnectionInfoButton;
-
- JPanel connectionPanel;
- JFrame frame; // The query/results window.
-
- JLabel userNameLabel;
- JTextField userNameField;
- JLabel passwordLabel;
- JTextField passwordField;
- // JLabel queryLabel;
- JTextArea queryTextArea;
- JComponent queryAggregate;
- JLabel serverLabel;
- JTextField serverField;
- JLabel driverLabel;
- JTextField driverField;
-
- JPanel mainPanel;
-
- TableSorter sorter;
- JDBCAdapter dataBase;
- JScrollPane tableAggregate;
-
- /**
- * Brigs up a JDialog using JOptionPane containing the connectionPanel.
- * If the user clicks on the 'Connect' button the connection is reset.
- */
- void activateConnectionDialog() {
- if(JOptionPane.showOptionDialog(tableAggregate, connectionPanel, ConnectTitle,
- JOptionPane.DEFAULT_OPTION, JOptionPane.INFORMATION_MESSAGE,
- null, ConnectOptionNames, ConnectOptionNames[0]) == 0) {
- connect();
- frame.setVisible(true);
- }
- else if(!frame.isVisible())
- System.exit(0);
- }
-
- /**
- * Creates the connectionPanel, which will contain all the fields for
- * the connection information.
- */
- public void createConnectionDialog() {
- // Create the labels and text fields.
- userNameLabel = new JLabel("User name: ", JLabel.RIGHT);
- userNameField = new JTextField("guest");
-
- passwordLabel = new JLabel("Password: ", JLabel.RIGHT);
- passwordField = new JTextField("trustworthy");
-
- serverLabel = new JLabel("Database URL: ", JLabel.RIGHT);
- serverField = new JTextField("jdbc:sybase://dbtest:1455/pubs2");
-
- driverLabel = new JLabel("Driver: ", JLabel.RIGHT);
- driverField = new JTextField("connect.sybase.SybaseDriver");
-
-
- connectionPanel = new JPanel(false);
- connectionPanel.setLayout(new BoxLayout(connectionPanel,
- BoxLayout.X_AXIS));
-
- JPanel namePanel = new JPanel(false);
- namePanel.setLayout(new GridLayout(0, 1));
- namePanel.add(userNameLabel);
- namePanel.add(passwordLabel);
- namePanel.add(serverLabel);
- namePanel.add(driverLabel);
-
- JPanel fieldPanel = new JPanel(false);
- fieldPanel.setLayout(new GridLayout(0, 1));
- fieldPanel.add(userNameField);
- fieldPanel.add(passwordField);
- fieldPanel.add(serverField);
- fieldPanel.add(driverField);
-
- connectionPanel.add(namePanel);
- connectionPanel.add(fieldPanel);
- }
-
- public TableExample2() {
- mainPanel = new JPanel();
-
- // Create the panel for the connection information
- createConnectionDialog();
-
- // Create the buttons.
- showConnectionInfoButton = new JButton("Configuration");
- showConnectionInfoButton.addActionListener(new ActionListener() {
- public void actionPerformed(ActionEvent e) {
- activateConnectionDialog();
- }
- }
- );
-
- fetchButton = new JButton("Fetch");
- fetchButton.addActionListener(new ActionListener() {
- public void actionPerformed(ActionEvent e) {
- fetch();
- }
- }
- );
-
- // Create the query text area and label.
- queryTextArea = new JTextArea("SELECT * FROM titles", 25, 25);
- queryAggregate = new JScrollPane(queryTextArea);
- queryAggregate.setBorder(new BevelBorder(BevelBorder.LOWERED));
-
- // Create the table.
- tableAggregate = createTable();
- tableAggregate.setBorder(new BevelBorder(BevelBorder.LOWERED));
-
- // Add all the components to the main panel.
- mainPanel.add(fetchButton);
- mainPanel.add(showConnectionInfoButton);
- mainPanel.add(queryAggregate);
- mainPanel.add(tableAggregate);
- mainPanel.setLayout(this);
-
- // Create a Frame and put the main panel in it.
- frame = new JFrame("TableExample2");
- frame.addWindowListener(new WindowAdapter() {
- public void windowClosing(WindowEvent e) {System.exit(0);}});
- frame.setBackground(Color.lightGray);
- frame.getContentPane().add(mainPanel);
- frame.pack();
- frame.setVisible(false);
- frame.setBounds(200, 200, 640, 480);
-
- activateConnectionDialog();
- }
-
- public void connect() {
- dataBase = new JDBCAdapter(
- serverField.getText(),
- driverField.getText(),
- userNameField.getText(),
- passwordField.getText());
- sorter.setModel(dataBase);
- }
-
- public void fetch() {
- dataBase.executeQuery(queryTextArea.getText());
- }
-
- public JScrollPane createTable() {
- sorter = new TableSorter();
-
- //connect();
- //fetch();
-
- // Create the table
- JTable table = new JTable(sorter);
- // Use a scrollbar, in case there are many columns.
- table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
-
- // Install a mouse listener in the TableHeader as the sorter UI.
- sorter.addMouseListenerToHeaderInTable(table);
-
- JScrollPane scrollpane = new JScrollPane(table);
-
- return scrollpane;
- }
-
- public static void main(String s[]) {
- new TableExample2();
- }
-
- public Dimension preferredLayoutSize(Container c){return origin;}
- public Dimension minimumLayoutSize(Container c){return origin;}
- public void addLayoutComponent(String s, Component c) {}
- public void removeLayoutComponent(Component c) {}
- public void layoutContainer(Container c) {
- Rectangle b = c.getBounds();
- int topHeight = 90;
- int inset = 4;
- showConnectionInfoButton.setBounds(b.width-2*inset-120, inset, 120, 25);
- fetchButton.setBounds(b.width-2*inset-120, 60, 120, 25);
- // queryLabel.setBounds(10, 10, 100, 25);
- queryAggregate.setBounds(inset, inset, b.width-2*inset - 150, 80);
- tableAggregate.setBounds(new Rectangle(inset,
- inset + topHeight,
- b.width-2*inset,
- b.height-2*inset - topHeight));
- }
-
- }
-