Java examples for Swing:JTable
Print table and allows the user to configure a couple of options and print a table of student grades.
import javax.swing.*; import javax.swing.table.*; import javax.swing.event.*; import javax.swing.border.*; import java.awt.*; import java.awt.event.*; import java.awt.print.PrinterException; import java.text.MessageFormat; /**/* ww w . j a v a 2s.c om*/ * Demo of the basic features of {@code JTable} printing. * Allows the user to configure a couple of options and print * a table of student grades. * <p> * Requires the following other files: * <ul> * <li>images/passed.png * <li>images/failed.png * </ul> * * @author Shannon Hickey */ public class TablePrintDemo1 extends JFrame { /* Check mark and x mark items to render the "Passed" column */ private static final ImageIcon passedIcon = new ImageIcon( TablePrintDemo1.class.getResource("images/passed.png")); private static final ImageIcon failedIcon = new ImageIcon( TablePrintDemo1.class.getResource("images/failed.png")); /* UI Components */ private JPanel contentPane; private JLabel gradesLabel; private JTable gradesTable; private JScrollPane scroll; private JCheckBox showPrintDialogBox; private JCheckBox interactiveBox; private JCheckBox fitWidthBox; private JButton printButton; /* Protected so that they can be modified/disabled by subclasses */ protected JCheckBox headerBox; protected JCheckBox footerBox; protected JTextField headerField; protected JTextField footerField; /** * Constructs an instance of the demo. */ public TablePrintDemo1() { super("Table Printing Demo 1"); gradesLabel = new JLabel("Final Grades - CSC 101"); gradesLabel.setFont(new Font("Dialog", Font.BOLD, 16)); gradesTable = createTable(new GradesModel()); gradesTable.setFillsViewportHeight(true); gradesTable.setRowHeight(24); /* Set a custom renderer on the "Passed" column */ gradesTable.getColumn("Passed").setCellRenderer( createPassedColumnRenderer()); scroll = new JScrollPane(gradesTable); String tooltipText; tooltipText = "Include a page header"; headerBox = new JCheckBox("Header:", true); headerBox.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { headerField.setEnabled(headerBox.isSelected()); } }); headerBox.setToolTipText(tooltipText); tooltipText = "Page Header (Use {0} to include page number)"; headerField = new JTextField("Final Grades - CSC 101"); headerField.setToolTipText(tooltipText); tooltipText = "Include a page footer"; footerBox = new JCheckBox("Footer:", true); footerBox.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { footerField.setEnabled(footerBox.isSelected()); } }); footerBox.setToolTipText(tooltipText); tooltipText = "Page Footer (Use {0} to Include Page Number)"; footerField = new JTextField("Page {0}"); footerField.setToolTipText(tooltipText); tooltipText = "Show the Print Dialog Before Printing"; showPrintDialogBox = new JCheckBox("Show print dialog", true); showPrintDialogBox.setToolTipText(tooltipText); showPrintDialogBox.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { if (!showPrintDialogBox.isSelected()) { JOptionPane.showMessageDialog(TablePrintDemo1.this, "If the Print Dialog is not shown," + " the default printer is used.", "Printing Message", JOptionPane.INFORMATION_MESSAGE); } } }); tooltipText = "Keep the GUI Responsive and Show a Status Dialog During Printing"; interactiveBox = new JCheckBox("Interactive (Show status dialog)", true); interactiveBox.setToolTipText(tooltipText); interactiveBox.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { if (!interactiveBox.isSelected()) { JOptionPane.showMessageDialog(TablePrintDemo1.this, "If non-interactive, the GUI is fully blocked" + " during printing.", "Printing Message", JOptionPane.INFORMATION_MESSAGE); } } }); tooltipText = "Shrink the Table to Fit the Entire Width on a Page"; fitWidthBox = new JCheckBox("Fit width to printed page", true); fitWidthBox.setToolTipText(tooltipText); tooltipText = "Print the Table"; printButton = new JButton("Print"); printButton.setToolTipText(tooltipText); printButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent ae) { printGradesTable(); } }); contentPane = new JPanel(); addComponentsToContentPane(); setContentPane(contentPane); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); setSize(700, 600); setLocationRelativeTo(null); } /** * Adds to and lays out all GUI components on the {@code contentPane} panel. * <p> * It is recommended that you <b>NOT</b> try to understand this code. It was * automatically generated by the NetBeans GUI builder. * */ private void addComponentsToContentPane() { JPanel bottomPanel = new JPanel(); bottomPanel.setBorder(BorderFactory.createTitledBorder("Printing")); GroupLayout bottomPanelLayout = new GroupLayout(bottomPanel); bottomPanel.setLayout(bottomPanelLayout); bottomPanelLayout .setHorizontalGroup(bottomPanelLayout .createParallelGroup(GroupLayout.Alignment.LEADING) .addGroup( bottomPanelLayout .createSequentialGroup() .addContainerGap() .addGroup( bottomPanelLayout .createParallelGroup( GroupLayout.Alignment.LEADING) .addComponent( headerBox) .addComponent( footerBox)) .addPreferredGap( LayoutStyle.ComponentPlacement.RELATED) .addGroup( bottomPanelLayout .createParallelGroup( GroupLayout.Alignment.LEADING, false) .addComponent( footerField) .addComponent( headerField, GroupLayout.DEFAULT_SIZE, 180, Short.MAX_VALUE)) .addPreferredGap( LayoutStyle.ComponentPlacement.UNRELATED) .addGroup( bottomPanelLayout .createParallelGroup( GroupLayout.Alignment.LEADING, false) .addGroup( bottomPanelLayout .createSequentialGroup() .addComponent( fitWidthBox) .addPreferredGap( LayoutStyle.ComponentPlacement.RELATED, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addComponent( printButton)) .addGroup( bottomPanelLayout .createSequentialGroup() .addComponent( showPrintDialogBox) .addPreferredGap( LayoutStyle.ComponentPlacement.RELATED) .addComponent( interactiveBox))) .addContainerGap( GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))); bottomPanelLayout .setVerticalGroup(bottomPanelLayout .createParallelGroup(GroupLayout.Alignment.LEADING) .addGroup( bottomPanelLayout .createSequentialGroup() .addGroup( bottomPanelLayout .createParallelGroup( GroupLayout.Alignment.BASELINE) .addComponent( headerBox) .addComponent( headerField, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE) .addComponent( interactiveBox) .addComponent( showPrintDialogBox)) .addPreferredGap( LayoutStyle.ComponentPlacement.RELATED) .addGroup( bottomPanelLayout .createParallelGroup( GroupLayout.Alignment.BASELINE) .addComponent( footerBox) .addComponent( footerField, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE) .addComponent( fitWidthBox) .addComponent( printButton)) .addContainerGap( GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))); GroupLayout layout = new GroupLayout(contentPane); contentPane.setLayout(layout); layout.setHorizontalGroup(layout .createParallelGroup(GroupLayout.Alignment.LEADING) .addGroup( layout.createSequentialGroup() .addContainerGap() .addGroup( layout.createParallelGroup( GroupLayout.Alignment.LEADING) .addComponent( scroll, GroupLayout.DEFAULT_SIZE, 486, Short.MAX_VALUE) .addComponent(gradesLabel) .addComponent( bottomPanel, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE)) .addContainerGap())); layout.setVerticalGroup(layout.createParallelGroup( GroupLayout.Alignment.LEADING).addGroup( layout.createSequentialGroup() .addContainerGap() .addComponent(gradesLabel) .addPreferredGap( LayoutStyle.ComponentPlacement.RELATED) .addComponent(scroll, GroupLayout.DEFAULT_SIZE, 262, Short.MAX_VALUE) .addPreferredGap( LayoutStyle.ComponentPlacement.RELATED) .addComponent(bottomPanel, GroupLayout.PREFERRED_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.PREFERRED_SIZE) .addContainerGap())); } /** * Create and return a table for the given model. * <p> * This is protected so that a subclass can return an instance * of a different {@code JTable} subclass. This is interesting * only for {@code TablePrintDemo3} where we want to return a * subclass that overrides {@code getPrintable} to return a * custom {@code Printable} implementation. */ protected JTable createTable(TableModel model) { return new JTable(model); } /** * Create and return a cell renderer for rendering the pass/fail column. * This is protected so that a subclass can further customize it. */ protected TableCellRenderer createPassedColumnRenderer() { return new PassedColumnRenderer(); } /** * Print the grades table. */ private void printGradesTable() { /* Fetch printing properties from the GUI components */ MessageFormat header = null; /* if we should print a header */ if (headerBox.isSelected()) { /* create a MessageFormat around the header text */ header = new MessageFormat(headerField.getText()); } MessageFormat footer = null; /* if we should print a footer */ if (footerBox.isSelected()) { /* create a MessageFormat around the footer text */ footer = new MessageFormat(footerField.getText()); } boolean fitWidth = fitWidthBox.isSelected(); boolean showPrintDialog = showPrintDialogBox.isSelected(); boolean interactive = interactiveBox.isSelected(); /* determine the print mode */ JTable.PrintMode mode = fitWidth ? JTable.PrintMode.FIT_WIDTH : JTable.PrintMode.NORMAL; try { /* print the table */ boolean complete = gradesTable.print(mode, header, footer, showPrintDialog, null, interactive, null); /* if printing completes */ if (complete) { /* show a success message */ JOptionPane.showMessageDialog(this, "Printing Complete", "Printing Result", JOptionPane.INFORMATION_MESSAGE); } else { /* show a message indicating that printing was cancelled */ JOptionPane.showMessageDialog(this, "Printing Cancelled", "Printing Result", JOptionPane.INFORMATION_MESSAGE); } } catch (PrinterException pe) { /* Printing failed, report to the user */ JOptionPane.showMessageDialog(this, "Printing Failed: " + pe.getMessage(), "Printing Result", JOptionPane.ERROR_MESSAGE); } } /** * Start the application. */ public static void main(final String[] args) { /* Schedule for the GUI to be created and shown on the EDT */ SwingUtilities.invokeLater(new Runnable() { public void run() { /* Don't want bold fonts if we end up using metal */ UIManager.put("swing.boldMetal", false); try { UIManager.setLookAndFeel(UIManager .getSystemLookAndFeelClassName()); } catch (Exception e) { } new TablePrintDemo1().setVisible(true); } }); } /** * A table model containing student grades. */ private static class GradesModel implements TableModel { private final Object[][] GRADES = { { "Agnew", "Kieran", 80, 74, 75, 93 }, { "Albertson", "Jack", 90, 65, 88, 79 }, { "Anderson", "Mischa", 34, 45, 48, 59 }, { "Andrews", "Danielle", 50, 56, 55, 44 }, { "Baja", "Ron", 32, 23, 55, 67 }, { "Barry", "Douglas", 46, 66, 77, 90 }, { "Davis", "Lacy", 99, 100, 98, 97 }, { "Egelstein", "Harold", 34, 58, 76, 89 }, { "Elens", "Xavier", 35, 66, 49, 47 }, { "Elmer", "Thomas", 50, 32, 51, 60 }, { "Farras", "Elena", 77, 51, 75, 55 }, { "Filison", "Paulo", 88, 87, 77, 52 }, { "Gabon", "Parvati", 9, 15, 35, 86 }, { "Hickey", "Shannon", 95, 89, 95, 100 }, { "Ingles", "Jaime", 75, 65, 55, 95 }, { "Instein", "Payton", 51, 56, 51, 84 }, { "Jackson", "Donald", 94, 78, 97, 13 }, { "Jefferson", "Lynn", 21, 51, 20, 74 }, { "Johnson", "Tanya", 11, 52, 80, 48 }, { "Kimble", "James", 18, 50, 90, 54 }, { "Kolson", "Laura", 98, 88, 97, 99 }, { "Leigh", "Tasha", 85, 78, 48, 100 }, { "Lombardi", "Leonard", 68, 54, 97, 24 }, { "Manning", "Havvy", 59, 54, 9, 18 }, { "McNichol", "Vivian", 88, 99, 58, 87 }, { "Michaels", "Daniel", 97, 95, 54, 99 }, { "Nicholson", "Alex", 24, 100, 55, 100 }, { "Nimble", "Tonya", 41, 33, 33, 81 }, { "Onning", "Wehhoh", 45, 65, 32, 24 }, { "Opals", "Diamond", 98, 59, 12, 11 }, { "Osser", "Michael", 55, 54, 31, 87 }, { "Paton", "Geoff", 68, 22, 31, 80 }, { "Plumber", "Ester", 58, 20, 28, 98 }, { "Robbins", "Noah", 99, 12, 87, 64 }, { "Robinson", "Jenny", 65, 10, 98, 66 }, { "Ronald", "Dmitri", 25, 9, 98, 61 }, { "Sabo", "Polly", 20, 68, 82, 50 }, { "Silverstone", "Dina", 31, 62, 54, 58 }, { "Singleton", "Alyssa", 50, 30, 98, 88 }, { "Stevens", "Cameron", 89, 8, 81, 56 }, { "Talbert", "Will", 34, 80, 81, 84 }, { "Trimble", "Vicky", 58, 65, 98, 54 }, { "Tussle", "Paulo", 55, 55, 88, 55 }, { "Umber", "Gus", 90, 87, 85, 55 }, { "Valhalla", "Yohan", 60, 77, 62, 89 }, { "Viola", "Michel", 31, 84, 62, 68 }, { "Wanderer", "Sean", 24, 51, 85, 95 }, { "West", "North", 88, 23, 81, 87 }, { "Xavier", "Kerry", 91, 99, 24, 84 }, { "Xu", "Richard", 99, 58, 20, 24 }, { "Ying", "Lina", 85, 99, 89, 90 }, { "Yee", "Tong", 95, 65, 74, 64 }, }; public void setValueAt(Object aValue, int rowIndex, int columnIndex) { } public void addTableModelListener(TableModelListener l) { } public void removeTableModelListener(TableModelListener l) { } public boolean isCellEditable(int rowIndex, int columnIndex) { return false; } public Class<?> getColumnClass(int col) { switch (col) { case 0: case 1: return String.class; case 2: case 3: case 4: case 5: case 6: return Integer.class; case 7: return Boolean.class; } throw new AssertionError("invalid column"); } public int getRowCount() { return GRADES.length; } public int getColumnCount() { return 8; } public String getColumnName(int col) { switch (col) { case 0: return "Last Name"; case 1: return "First Name"; case 2: return "Assign. 1"; case 3: return "Midterm"; case 4: return "Assign. 2"; case 5: return "Exam"; case 6: return "Final"; case 7: return "Passed"; } throw new AssertionError("invalid column"); } public Object getValueAt(int row, int col) { switch (col) { case 0: case 1: case 2: case 3: case 4: case 5: return GRADES[row][col]; case 6: case 7: int fin = 0; fin += (Integer) GRADES[row][2]; fin += (Integer) GRADES[row][3]; fin += (Integer) GRADES[row][4]; fin += (Integer) GRADES[row][5]; fin = Math.round((fin / 4.0f)); if (col == 6) { return fin; } else { return fin > 50; } } throw new AssertionError("invalid column"); } } /** * A custom cell renderer for rendering the "Passed" column. */ protected static class PassedColumnRenderer extends DefaultTableCellRenderer { public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) { super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column); setText(""); setHorizontalAlignment(SwingConstants.CENTER); /* set the icon based on the passed status */ boolean status = (Boolean) value; setIcon(status ? passedIcon : failedIcon); return this; } } } /* * Copyright (c) 1995, 2008, Oracle and/or its affiliates. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * - Neither the name of Oracle or the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */