/* * @(#)TableExample4.java 1.21 10/03/23 * * Copyright (c) 2006, 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: * * -Redistribution of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * -Redistribution 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 contributors may * be used to endorse or promote products derived from this software without * specific prior written permission. * * This software is provided "AS IS," without a warranty of any kind. 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IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST * REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, * INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY * OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, * EVEN IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. * * You acknowledge that this software is not designed, licensed or intended * for use in the design, construction, operation or maintenance of any * nuclear facility. */ /* * @(#)TableExample4.java 1.21 10/03/23 */ /** * Another JTable example, showing how column attributes can be refined * even when columns have been created automatically. Here we create some * specialised renderers and editors as well as changing widths and colors * for some of the columns in the SwingSet demo table. * * @version 1.21 03/23/10 * @author Philip Milne */ 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; public class TableExample4 { public TableExample4() { JFrame frame = new JFrame("Table"); frame.addWindowListener(new WindowAdapter() { 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", new Integer(2), Boolean.TRUE}, {"Tom", "Ball", "Blue", new Integer(99), Boolean.FALSE}, {"Alan", "Chung", "Green", new Integer(838), Boolean.FALSE}, {"Jeff", "Dinkins", "Turquois", new Integer(8), Boolean.TRUE}, {"Amy", "Fowler", "Yellow", new Integer(3), Boolean.FALSE}, {"Brian", "Gerhold", "Green", new Integer(0), Boolean.FALSE}, {"James", "Gosling", "Pink", new Integer(21), Boolean.FALSE}, {"David", "Karlton", "Red", new Integer(1), Boolean.FALSE}, {"Dave", "Kloba", "Yellow", new Integer(14), Boolean.FALSE}, {"Peter", "Korn", "Purple", new Integer(12), Boolean.FALSE}, {"Phil", "Milne", "Purple", new Integer(3), Boolean.FALSE}, {"Dave", "Moore", "Green", new Integer(88), Boolean.FALSE}, {"Hans", "Muller", "Maroon", new Integer(5), Boolean.FALSE}, {"Rick", "Levenson", "Blue", new Integer(2), Boolean.FALSE}, {"Tim", "Prinzing", "Blue", new Integer(22), Boolean.FALSE}, {"Chester", "Rose", "Black", new Integer(0), Boolean.FALSE}, {"Ray", "Ryan", "Gray", new Integer(77), Boolean.FALSE}, {"Georges", "Saab", "Red", new Integer(4), Boolean.FALSE}, {"Willie", "Walker", "Phthalo Blue", new Integer(4), Boolean.FALSE}, {"Kathy", "Walrath", "Blue", new Integer(8), Boolean.FALSE}, {"Arnaud", "Weber", "Green", new Integer(44), Boolean.FALSE} }; // Create a model of the data. 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. public String getColumnName(int column) {return names[column];} public Class getColumnClass(int c) {return getValueAt(0, c).getClass();} public boolean isCellEditable(int row, int col) {return true;} 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"); DefaultTableCellRenderer numberColumnRenderer = new DefaultTableCellRenderer() { 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) { new TableExample4(); } }