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/* ========================================================================
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* JCommon : a free general purpose class library for the Java(tm) platform
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* ========================================================================
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* (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
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* Project Info: http://www.jfree.org/jcommon/index.html
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* This library is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 of the License, or
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* (at your option) any later version.
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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* License for more details.
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
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* in the United States and other countries.]
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* ----------------------
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* RefineryUtilities.java
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* ----------------------
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* (C) Copyright 2000-2005, by Object Refinery Limited.
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* Original Author: David Gilbert (for Object Refinery Limited);
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* Contributor(s): Jon Iles;
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* $Id: RefineryUtilities.java,v 1.8 2005/10/18 13:18:34 mungady Exp $
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* Changes (from 26-Oct-2001)
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* --------------------------
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* 26-Oct-2001 : Changed package to com.jrefinery.ui.*;
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* 26-Nov-2001 : Changed name to SwingRefinery.java to make it obvious that this is not part of
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* 10-Dec-2001 : Changed name (again) to JRefineryUtilities.java (DG);
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* 28-Feb-2002 : Moved system properties classes into com.jrefinery.ui.about (DG);
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* 19-Apr-2002 : Renamed JRefineryUtilities-->RefineryUtilities. Added drawRotatedString()
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* 21-May-2002 : Changed frame positioning methods to accept Window parameters, as suggested by
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* Laurence Vanhelsuwe (DG);
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* 27-May-2002 : Added getPointInRectangle method (DG);
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* 26-Jun-2002 : Removed unnecessary imports (DG);
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* 12-Jul-2002 : Added workaround for rotated text (JI);
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* 14-Oct-2002 : Fixed errors reported by Checkstyle (DG);
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* 08-May-2003 : Added a new drawRotatedString() method (DG);
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* 09-May-2003 : Added a drawRotatedShape() method (DG);
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* 10-Jun-2003 : Updated aligned and rotated string methods (DG);
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* 29-Oct-2003 : Added workaround for font alignment in PDF output (DG);
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* 07-Nov-2003 : Added rotateShape() method (DG);
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* 16-Mar-2004 : Moved rotateShape() method to ShapeUtils.java (DG);
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* 07-Apr-2004 : Modified text bounds calculation with TextUtilities.getTextBounds() (DG);
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* 21-May-2004 : Fixed bug 951870 - precision in drawAlignedString() method (DG);
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* 30-Sep-2004 : Deprecated and moved a number of methods to the TextUtilities class (DG);
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* 04-Oct-2004 : Renamed ShapeUtils --> ShapeUtilities (DG);
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* 11-Jan-2005 : Removed deprecated code in preparation for the 1.0.0 release (DG);
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import java.awt.BorderLayout;
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import java.awt.Color;
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import java.awt.Container;
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import java.awt.Dialog;
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import java.awt.Dimension;
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import java.awt.Toolkit;
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import java.awt.Window;
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import javax.swing.JButton;
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import javax.swing.JLabel;
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import javax.swing.JPanel;
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import javax.swing.JScrollPane;
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import javax.swing.JTable;
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import javax.swing.table.TableColumn;
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import javax.swing.table.TableModel;
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import org.jfree.util.Log;
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import org.jfree.util.LogContext;
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* A collection of utility methods relating to user interfaces.
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* @author David Gilbert
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public abstract class RefineryUtilities {
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/** Access to logging facilities. */
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protected static final LogContext logger = Log.createContext(RefineryUtilities.class);
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* Positions the specified frame in the middle of the screen.
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* @param frame the frame to be centered on the screen.
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public static void centerFrameOnScreen(final Window frame) {
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positionFrameOnScreen(frame, 0.5, 0.5);
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* Positions the specified frame at a relative position in the screen, where 50% is considered
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* to be the center of the screen.
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* @param frame the frame.
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* @param horizontalPercent the relative horizontal position of the frame (0.0 to 1.0,
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* where 0.5 is the center of the screen).
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* @param verticalPercent the relative vertical position of the frame (0.0 to 1.0, where
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* 0.5 is the center of the screen).
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public static void positionFrameOnScreen(final Window frame,
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final double horizontalPercent,
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final double verticalPercent) {
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final Dimension s = Toolkit.getDefaultToolkit().getScreenSize();
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final Dimension f = frame.getSize();
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final int w = Math.max(s.width - f.width, 0);
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final int h = Math.max(s.height - f.height, 0);
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final int x = (int) (horizontalPercent * w);
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final int y = (int) (verticalPercent * h);
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frame.setBounds(x, y, f.width, f.height);
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* Positions the specified frame at a random location on the screen while ensuring that the
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* entire frame is visible (provided that the frame is smaller than the screen).
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* @param frame the frame.
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public static void positionFrameRandomly(final Window frame) {
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positionFrameOnScreen(frame, Math.random(), Math.random());
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* Positions the specified dialog within its parent.
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* @param dialog the dialog to be positioned on the screen.
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public static void centerDialogInParent(final Dialog dialog) {
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positionDialogRelativeToParent(dialog, 0.5, 0.5);
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* Positions the specified dialog at a position relative to its parent.
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* @param dialog the dialog to be positioned.
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* @param horizontalPercent the relative location.
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* @param verticalPercent the relative location.
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public static void positionDialogRelativeToParent(final Dialog dialog,
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final double horizontalPercent,
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final double verticalPercent) {
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final Dimension d = dialog.getSize();
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final Container parent = dialog.getParent();
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final Dimension p = parent.getSize();
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final int baseX = parent.getX() - d.width;
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final int baseY = parent.getY() - d.height;
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final int w = d.width + p.width;
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final int h = d.height + p.height;
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int x = baseX + (int) (horizontalPercent * w);
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int y = baseY + (int) (verticalPercent * h);
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// make sure the dialog fits completely on the screen...
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final Dimension s = Toolkit.getDefaultToolkit().getScreenSize();
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x = Math.min(x, (s.width - d.width));
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y = Math.min(y, (s.height - d.height));
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dialog.setBounds(x, y, d.width, d.height);
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* Creates a panel that contains a table based on the specified table model.
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* @param model the table model to use when constructing the table.
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public static JPanel createTablePanel(final TableModel model) {
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final JPanel panel = new JPanel(new BorderLayout());
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final JTable table = new JTable(model);
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for (int columnIndex = 0; columnIndex < model.getColumnCount(); columnIndex++) {
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final TableColumn column = table.getColumnModel().getColumn(columnIndex);
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final Class c = model.getColumnClass(columnIndex);
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if (c.equals(Number.class)) {
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column.setCellRenderer(new NumberCellRenderer());
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panel.add(new JScrollPane(table));
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* Creates a label with a specific font.
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* @param text the text for the label.
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* @param font the font.
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public static JLabel createJLabel(final String text, final Font font) {
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final JLabel result = new JLabel(text);
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result.setFont(font);
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* Creates a label with a specific font and color.
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* @param text the text for the label.
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* @param font the font.
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* @param color the color.
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public static JLabel createJLabel(final String text, final Font font, final Color color) {
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final JLabel result = new JLabel(text);
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result.setFont(font);
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result.setForeground(color);
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* Creates a {@link JButton}.
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* @param label the label.
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* @param font the font.
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* @return The button.
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public static JButton createJButton(final String label, final Font font) {
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final JButton result = new JButton(label);
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result.setFont(font);
added
removed
source/org/jfree/ui/RefineryUtilities.java
