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Java Source | 1999-03-27 | 6.5 KB | 147 lines |
- /*
- * @(#)TableExample4.java 1.10 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.
- */
-
- /**
- * 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 1.10 08/26/98
- * @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), new Boolean(true)},
- {"Tom", "Ball", "Blue", new Integer(99), new Boolean(false)},
- {"Alan", "Chung", "Green", new Integer(838), new Boolean(false)},
- {"Jeff", "Dinkins", "Turquois", new Integer(8), new Boolean(true)},
- {"Amy", "Fowler", "Yellow", new Integer(3), new Boolean(false)},
- {"Brian", "Gerhold", "Green", new Integer(0), new Boolean(false)},
- {"James", "Gosling", "Pink", new Integer(21), new Boolean(false)},
- {"David", "Karlton", "Red", new Integer(1), new Boolean(false)},
- {"Dave", "Kloba", "Yellow", new Integer(14), new Boolean(false)},
- {"Peter", "Korn", "Purple", new Integer(12), new Boolean(false)},
- {"Phil", "Milne", "Purple", new Integer(3), new Boolean(false)},
- {"Dave", "Moore", "Green", new Integer(88), new Boolean(false)},
- {"Hans", "Muller", "Maroon", new Integer(5), new Boolean(false)},
- {"Rick", "Levenson", "Blue", new Integer(2), new Boolean(false)},
- {"Tim", "Prinzing", "Blue", new Integer(22), new Boolean(false)},
- {"Chester", "Rose", "Black", new Integer(0), new Boolean(false)},
- {"Ray", "Ryan", "Gray", new Integer(77), new Boolean(false)},
- {"Georges", "Saab", "Red", new Integer(4), new Boolean(false)},
- {"Willie", "Walker", "Phthalo Blue", new Integer(4), new Boolean(false)},
- {"Kathy", "Walrath", "Blue", new Integer(8), new Boolean(false)},
- {"Arnaud", "Weber", "Green", new Integer(44), new 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();
- }
- }
-