/* * Copyright (c) 1997, 2013, 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 nor 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. */ /* * This source code is provided to illustrate the usage of a given feature * or technique and has been deliberately simplified. Additional steps * required for a production-quality application, such as security checks, * input validation and proper error handling, might not be present in * this sample code. */ import javax.swing.*; import javax.swing.table.*; import javax.swing.border.*; import java.awt.Dimension; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import java.awt.Color; import java.util.logging.Level; import java.util.logging.Logger; import javax.swing.UIManager.LookAndFeelInfo; /** * Another JTable example, showing how column attributes can be refined * even when columns have been created automatically. Here we create some * specialized renderers and editors as well as changing widths and colors * for some of the columns in the SwingSet demo table. * * @author Philip Milne */ public class TableExample4 { public TableExample4() { JFrame frame = new JFrame("Table"); frame.addWindowListener(new WindowAdapter() { @Override public void windowClosing(WindowEvent e) { System.exit(0); } }); // Take the dummy data from SwingSet. final String[] names = { "First Name", "Last Name", "Favorite Color", "Favorite Number", "Vegetarian" }; final Object[][] data = { { "Mark", "Andrews", "Red", Integer.valueOf(2), Boolean.TRUE }, { "Tom", "Ball", "Blue", Integer.valueOf(99), Boolean.FALSE }, { "Alan", "Chung", "Green", Integer.valueOf(838), Boolean.FALSE }, { "Jeff", "Dinkins", "Turquois", Integer.valueOf(8), Boolean.TRUE }, { "Amy", "Fowler", "Yellow", Integer.valueOf(3), Boolean.FALSE }, { "Brian", "Gerhold", "Green", Integer.valueOf(0), Boolean.FALSE }, { "James", "Gosling", "Pink", Integer.valueOf(21), Boolean.FALSE }, { "David", "Karlton", "Red", Integer.valueOf(1), Boolean.FALSE }, { "Dave", "Kloba", "Yellow", Integer.valueOf(14), Boolean.FALSE }, { "Peter", "Korn", "Purple", Integer.valueOf(12), Boolean.FALSE }, { "Phil", "Milne", "Purple", Integer.valueOf(3), Boolean.FALSE }, { "Dave", "Moore", "Green", Integer.valueOf(88), Boolean.FALSE }, { "Hans", "Muller", "Maroon", Integer.valueOf(5), Boolean.FALSE }, { "Rick", "Levenson", "Blue", Integer.valueOf(2), Boolean.FALSE }, { "Tim", "Prinzing", "Blue", Integer.valueOf(22), Boolean.FALSE }, { "Chester", "Rose", "Black", Integer.valueOf(0), Boolean.FALSE }, { "Ray", "Ryan", "Gray", Integer.valueOf(77), Boolean.FALSE }, { "Georges", "Saab", "Red", Integer.valueOf(4), Boolean.FALSE }, { "Willie", "Walker", "Phthalo Blue", Integer.valueOf(4), Boolean.FALSE }, { "Kathy", "Walrath", "Blue", Integer.valueOf(8), Boolean.FALSE }, { "Arnaud", "Weber", "Green", Integer.valueOf(44), Boolean.FALSE } }; // Create a model of the data. @SuppressWarnings("serial") TableModel dataModel = new AbstractTableModel() { // These methods always need to be implemented. public int getColumnCount() { return names.length; } public int getRowCount() { return data.length; } public Object getValueAt(int row, int col) { return data[row][col]; } // The default implementations of these methods in // AbstractTableModel would work, but we can refine them. @Override public String getColumnName(int column) { return names[column]; } @Override public Class getColumnClass(int c) { return getValueAt(0, c).getClass(); } @Override public boolean isCellEditable(int row, int col) { return true; } @Override public void setValueAt(Object aValue, int row, int column) { System.out.println("Setting value to: " + aValue); data[row][column] = aValue; } }; // Create the table JTable tableView = new JTable(dataModel); // Turn off auto-resizing so that we can set column sizes // programmatically. In this mode, all columns will get their preferred // widths, as set blow. tableView.setAutoResizeMode(JTable.AUTO_RESIZE_OFF); // Create a combo box to show that you can use one in a table. JComboBox comboBox = new JComboBox<>(); comboBox.addItem("Red"); comboBox.addItem("Orange"); comboBox.addItem("Yellow"); comboBox.addItem("Green"); comboBox.addItem("Blue"); comboBox.addItem("Indigo"); comboBox.addItem("Violet"); TableColumn colorColumn = tableView.getColumn("Favorite Color"); // Use the combo box as the editor in the "Favorite Color" column. colorColumn.setCellEditor(new DefaultCellEditor(comboBox)); // Set a pink background and tooltip for the Color column renderer. DefaultTableCellRenderer colorColumnRenderer = new DefaultTableCellRenderer(); colorColumnRenderer.setBackground(Color.pink); colorColumnRenderer.setToolTipText("Click for combo box"); colorColumn.setCellRenderer(colorColumnRenderer); // Set a tooltip for the header of the colors column. TableCellRenderer headerRenderer = colorColumn.getHeaderRenderer(); if (headerRenderer instanceof DefaultTableCellRenderer) { ((DefaultTableCellRenderer) headerRenderer).setToolTipText( "Hi Mom!"); } // Set the width of the "Vegetarian" column. TableColumn vegetarianColumn = tableView.getColumn("Vegetarian"); vegetarianColumn.setPreferredWidth(100); // Show the values in the "Favorite Number" column in different colors. TableColumn numbersColumn = tableView.getColumn("Favorite Number"); @SuppressWarnings("serial") DefaultTableCellRenderer numberColumnRenderer = new DefaultTableCellRenderer() { @Override public void setValue(Object value) { int cellValue = (value instanceof Number) ? ((Number) value). intValue() : 0; setForeground((cellValue > 30) ? Color.black : Color.red); setText((value == null) ? "" : value.toString()); } }; numberColumnRenderer.setHorizontalAlignment(JLabel.RIGHT); numbersColumn.setCellRenderer(numberColumnRenderer); numbersColumn.setPreferredWidth(110); // Finish setting up the table. JScrollPane scrollpane = new JScrollPane(tableView); scrollpane.setBorder(new BevelBorder(BevelBorder.LOWERED)); scrollpane.setPreferredSize(new Dimension(430, 200)); frame.getContentPane().add(scrollpane); frame.pack(); frame.setVisible(true); } public static void main(String[] args) { // Trying to set Nimbus look and feel try { for (LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) { if ("Nimbus".equals(info.getName())) { UIManager.setLookAndFeel(info.getClassName()); break; } } } catch (Exception ex) { Logger.getLogger(TableExample4.class.getName()).log(Level.SEVERE, "Failed to apply Nimbus look and feel", ex); } new TableExample4(); } }