Font dialog : Font Chooser « Swing Components « Java
Font dialog
/*
* JCommon : a free general purpose class library for the Java(tm) platform
*
*
* (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jcommon/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ----------------------
* FontChooserDialog.java
* ----------------------
* (C) Copyright 2000-2004, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* $Id: FontChooserDialog.java,v 1.5 2007/11/02 17:50:36 taqua Exp $
*
* Changes (from 26-Oct-2001)
* --------------------------
* 26-Oct-2001 : Changed package to com.jrefinery.ui.*;
* 14-Oct-2002 : Fixed errors reported by Checkstyle (DG);
*
*/
import java.awt.BorderLayout;
import java.awt.Dialog;
import java.awt.Font;
import java.awt.Frame;
import java.awt.GraphicsEnvironment;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JDialog;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextField;
import javax.swing.ListModel;
/**
* A dialog for choosing a font from the available system fonts.
*
* @author David Gilbert
*/
public class FontChooserDialog extends StandardDialog {
/** The panel within the dialog that contains the font selection controls. */
private FontChooserPanel fontChooserPanel;
/**
* Standard constructor - builds a font chooser dialog owned by another dialog.
*
* @param owner the dialog that 'owns' this dialog.
* @param title the title for the dialog.
* @param modal a boolean that indicates whether or not the dialog is modal.
* @param font the initial font displayed.
*/
public FontChooserDialog(final Dialog owner, final String title, final boolean modal, final Font font) {
super(owner, title, modal);
setContentPane(createContent(font));
}
/**
* Standard constructor - builds a font chooser dialog owned by a frame.
*
* @param owner the frame that 'owns' this dialog.
* @param title the title for the dialog.
* @param modal a boolean that indicates whether or not the dialog is modal.
* @param font the initial font displayed.
*/
public FontChooserDialog(final Frame owner, final String title, final boolean modal, final Font font) {
super(owner, title, modal);
setContentPane(createContent(font));
}
/**
* Returns the selected font.
*
* @return the font.
*/
public Font getSelectedFont() {
return this.fontChooserPanel.getSelectedFont();
}
/**
* Returns the panel that is the user interface.
*
* @param font the font.
*
* @return the panel.
*/
private JPanel createContent(Font font) {
final JPanel content = new JPanel(new BorderLayout());
content.setBorder(BorderFactory.createEmptyBorder(4, 4, 4, 4));
if (font == null) {
font = new Font("Dialog", 10, Font.PLAIN);
}
this.fontChooserPanel = new FontChooserPanel(font);
content.add(this.fontChooserPanel);
final JPanel buttons = createButtonPanel();
buttons.setBorder(BorderFactory.createEmptyBorder(4, 0, 0, 0));
content.add(buttons, BorderLayout.SOUTH);
return content;
}
}
/*
* JCommon : a free general purpose class library for the Java(tm) platform
* s
*
* (C) Copyright 2000-2008, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jcommon/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ---------------------
* FontChooserPanel.java
* ---------------------
* (C) Copyright 2000-2008, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): Arnaud Lelievre;
*
* $Id: FontChooserPanel.java,v 1.6 2008/12/18 09:57:32 mungady Exp $
*
* Changes (from 26-Oct-2001)
* --------------------------
* 26-Oct-2001 : Changed package to com.jrefinery.ui.*;
* 14-Oct-2002 : Fixed errors reported by Checkstyle (DG);
* 08-Sep-2003 : Added internationalization via use of properties resourceBundle (RFE 690236) (AL);
* 21-Feb-2004 : The FontParameter of the constructor was never used (TM);
* 18-Dec-2008 : Use ResourceBundleWrapper - see JFreeChart patch 1607918 by
* Jess Thrysoee (DG);
*
*/
/**
* A panel for choosing a font from the available system fonts - still a bit of
* a hack at the moment, but good enough for demonstration applications.
*
* @author David Gilbert
*/
class FontChooserPanel extends JPanel {
/** The font sizes that can be selected. */
public static final String[] SIZES = {"9", "10", "11", "12", "14", "16",
"18", "20", "22", "24", "28", "36", "48", "72"};
/** The list of fonts. */
private JList fontlist;
/** The list of sizes. */
private JList sizelist;
/** The checkbox that indicates whether the font is bold. */
private JCheckBox bold;
/** The checkbox that indicates whether or not the font is italic. */
private JCheckBox italic;
/**
* Standard constructor - builds a FontChooserPanel initialised with the
* specified font.
*
* @param font the initial font to display.
*/
public FontChooserPanel(final Font font) {
final GraphicsEnvironment g
= GraphicsEnvironment.getLocalGraphicsEnvironment();
final String[] fonts = g.getAvailableFontFamilyNames();
setLayout(new BorderLayout());
final JPanel right = new JPanel(new BorderLayout());
final JPanel fontPanel = new JPanel(new BorderLayout());
fontPanel.setBorder(BorderFactory.createTitledBorder(
BorderFactory.createEtchedBorder(),
"Font"));
this.fontlist = new JList(fonts);
final JScrollPane fontpane = new JScrollPane(this.fontlist);
fontpane.setBorder(BorderFactory.createEtchedBorder());
fontPanel.add(fontpane);
add(fontPanel);
final JPanel sizePanel = new JPanel(new BorderLayout());
sizePanel.setBorder(BorderFactory.createTitledBorder(
BorderFactory.createEtchedBorder(),
"Size"));
this.sizelist = new JList(SIZES);
final JScrollPane sizepane = new JScrollPane(this.sizelist);
sizepane.setBorder(BorderFactory.createEtchedBorder());
sizePanel.add(sizepane);
final JPanel attributes = new JPanel(new GridLayout(1, 2));
this.bold = new JCheckBox("Bold");
this.italic = new JCheckBox("Italic");
attributes.add(this.bold);
attributes.add(this.italic);
attributes.setBorder(BorderFactory.createTitledBorder(
BorderFactory.createEtchedBorder(),
"Attributes"));
right.add(sizePanel, BorderLayout.CENTER);
right.add(attributes, BorderLayout.SOUTH);
add(right, BorderLayout.EAST);
setSelectedFont(font);
}
/**
* Returns a Font object representing the selection in the panel.
*
* @return the font.
*/
public Font getSelectedFont() {
return new Font(getSelectedName(), getSelectedStyle(),
getSelectedSize());
}
/**
* Returns the selected name.
*
* @return the name.
*/
public String getSelectedName() {
return (String) this.fontlist.getSelectedValue();
}
/**
* Returns the selected style.
*
* @return the style.
*/
public int getSelectedStyle() {
if (this.bold.isSelected() && this.italic.isSelected()) {
return Font.BOLD + Font.ITALIC;
}
if (this.bold.isSelected()) {
return Font.BOLD;
}
if (this.italic.isSelected()) {
return Font.ITALIC;
}
else {
return Font.PLAIN;
}
}
/**
* Returns the selected size.
*
* @return the size.
*/
public int getSelectedSize() {
final String selected = (String) this.sizelist.getSelectedValue();
if (selected != null) {
return Integer.parseInt(selected);
}
else {
return 10;
}
}
/**
* Initializes the contents of the dialog from the given font
* object.
*
* @param font the font from which to read the properties.
*/
public void setSelectedFont (final Font font) {
if (font == null) {
throw new NullPointerException();
}
this.bold.setSelected(font.isBold());
this.italic.setSelected(font.isItalic());
final String fontName = font.getName();
ListModel model = this.fontlist.getModel();
this.fontlist.clearSelection();
for (int i = 0; i < model.getSize(); i++) {
if (fontName.equals(model.getElementAt(i))) {
this.fontlist.setSelectedIndex(i);
break;
}
}
final String fontSize = String.valueOf(font.getSize());
model = this.sizelist.getModel();
this.sizelist.clearSelection();
for (int i = 0; i < model.getSize(); i++) {
if (fontSize.equals(model.getElementAt(i))) {
this.sizelist.setSelectedIndex(i);
break;
}
}
}
}
/*
* JCommon : a free general purpose class library for the Java(tm) platform
*
*
* (C) Copyright 2000-2008, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jcommon/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* -------------------
* StandardDialog.java
* -------------------
* (C) Copyright 2000-2008, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): Arnaud Lelievre;
*
* $Id: StandardDialog.java,v 1.7 2008/12/18 09:57:32 mungady Exp $
*
* Changes (from 26-Oct-2001)
* --------------------------
* 26-Oct-2001 : Changed package to com.jrefinery.ui.*;
* 08-Sep-2003 : Added internationalization via use of properties
* resourceBundle (RFE 690236) (AL);
* 18-Dec-2008 : Use ResourceBundleWrapper - see JFreeChart patch 1607918 by
* Jess Thrysoee (DG);
*
*/
/**
* The base class for standard dialogs.
*
* @author David Gilbert
*/
class StandardDialog extends JDialog implements ActionListener {
/** Flag that indicates whether or not the dialog was cancelled. */
private boolean cancelled;
/**
* Standard constructor - builds a dialog...
*
* @param owner the owner.
* @param title the title.
* @param modal modal?
*/
public StandardDialog(final Frame owner, final String title,
final boolean modal) {
super(owner, title, modal);
this.cancelled = false;
}
/**
* Standard constructor - builds a dialog...
*
* @param owner the owner.
* @param title the title.
* @param modal modal?
*/
public StandardDialog(final Dialog owner, final String title,
final boolean modal) {
super(owner, title, modal);
this.cancelled = false;
}
/**
* Returns a flag that indicates whether or not the dialog has been
* cancelled.
*
* @return boolean.
*/
public boolean isCancelled() {
return this.cancelled;
}
/**
* Handles clicks on the standard buttons.
*
* @param event the event.
*/
public void actionPerformed(final ActionEvent event) {
final String command = event.getActionCommand();
if (command.equals("helpButton")) {
// display help information
}
else if (command.equals("okButton")) {
this.cancelled = false;
setVisible(false);
}
else if (command.equals("cancelButton")) {
this.cancelled = true;
setVisible(false);
}
}
/**
* Builds and returns the user interface for the dialog. This method is
* shared among the constructors.
*
* @return the button panel.
*/
protected JPanel createButtonPanel() {
final L1R2ButtonPanel buttons = new L1R2ButtonPanel(
"Help",
"OK",
"Cancel");
final JButton helpButton = buttons.getLeftButton();
helpButton.setActionCommand("helpButton");
helpButton.addActionListener(this);
final JButton okButton = buttons.getRightButton1();
okButton.setActionCommand("okButton");
okButton.addActionListener(this);
final JButton cancelButton = buttons.getRightButton2();
cancelButton.setActionCommand("cancelButton");
cancelButton.addActionListener(this);
buttons.setBorder(BorderFactory.createEmptyBorder(4, 0, 0, 0));
return buttons;
}
}
/*
* JCommon : a free general purpose class library for the Java(tm) platform
*
*
* (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jcommon/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* --------------------
* L1R2ButtonPanel.java
* --------------------
* (C) Copyright 2000-2004, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* $Id: L1R2ButtonPanel.java,v 1.4 2007/11/02 17:50:36 taqua Exp $
*
* Changes (from 26-Oct-2001)
* --------------------------
* 26-Oct-2001 : Changed package to com.jrefinery.ui.*;
* 26-Jun-2002 : Removed unnecessary import (DG);
* 14-Oct-2002 : Fixed errors reported by Checkstyle (DG);
*
*/
/**
* A 'ready-made' panel that has one button on the left and two buttons on the right - nested
* panels and layout managers take care of resizing.
*
* @author David Gilbert
*/
class L1R2ButtonPanel extends JPanel {
/** The left button. */
private JButton left;
/** The first button on the right of the panel. */
private JButton right1;
/** The second button on the right of the panel. */
private JButton right2;
/**
* Standard constructor - creates a three button panel with the specified button labels.
*
* @param label1 the label for button 1.
* @param label2 the label for button 2.
* @param label3 the label for button 3.
*/
public L1R2ButtonPanel(final String label1, final String label2, final String label3) {
setLayout(new BorderLayout());
// create the pieces...
this.left = new JButton(label1);
final JPanel rightButtonPanel = new JPanel(new GridLayout(1, 2));
this.right1 = new JButton(label2);
this.right2 = new JButton(label3);
rightButtonPanel.add(this.right1);
rightButtonPanel.add(this.right2);
// ...and put them together
add(this.left, BorderLayout.WEST);
add(rightButtonPanel, BorderLayout.EAST);
}
/**
* Returns a reference to button 1, allowing the caller to set labels, action-listeners etc.
*
* @return the left button.
*/
public JButton getLeftButton() {
return this.left;
}
/**
* Returns a reference to button 2, allowing the caller to set labels, action-listeners etc.
*
* @return the right button 1.
*/
public JButton getRightButton1() {
return this.right1;
}
/**
* Returns a reference to button 3, allowing the caller to set labels, action-listeners etc.
*
* @return the right button 2.
*/
public JButton getRightButton2() {
return this.right2;
}
}
/*
* JCommon : a free general purpose class library for the Java(tm) platform
*
*
* (C) Copyright 2000-2008, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jcommon/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ---------------------
* FontDisplayField.java
* ---------------------
* (C) Copyright 2000-2008, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): Arnaud Lelievre;
*
* $Id: FontDisplayField.java,v 1.6 2008/12/18 09:57:32 mungady Exp $
*
* Changes (from 26-Oct-2001)
* ----------------------------------
* 26-Oct-2001 : Changed package to com.jrefinery.ui.*;
* 14-Oct-2002 : Fixed errors reported by Checkstyle (DG);
* 08-Sep-2003 : Added internationalization via use of properties
* resourceBundle (RFE 690236) (AL);
* 18-Dec-2008 : Use ResourceBundleWrapper - see JFreeChart patch 1607918 by
* Jess Thrysoee (DG);
*
*/
/**
* A field for displaying a font selection. The display field itself is
* read-only, to the developer must provide another mechanism to allow the
* user to change the font.
*
* @author David Gilbert
*/
class FontDisplayField extends JTextField {
/** The current font. */
private Font displayFont;
/**
* Standard constructor - builds a FontDescriptionField initialised with
* the specified font.
*
* @param font the font.
*/
public FontDisplayField(final Font font) {
super("");
setDisplayFont(font);
setEnabled(false);
}
/**
* Returns the current font.
*
* @return the font.
*/
public Font getDisplayFont() {
return this.displayFont;
}
/**
* Sets the font.
*
* @param font the font.
*/
public void setDisplayFont(final Font font) {
this.displayFont = font;
setText(fontToString(this.displayFont));
}
/**
* Returns a string representation of the specified font.
*
* @param font the font.
*
* @return a string describing the font.
*/
private String fontToString(final Font font) {
if (font != null) {
return font.getFontName() + ", " + font.getSize();
}
else {
return "No Font Selected";
}
}
}
