FontChooser, adapted from NwFontChooserS by Noah Wairauch
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import javax.swing.*;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import java.awt.*;
import java.awt.event.*;
/**
* FontChooser, adapted from NwFontChooserS by Noah Wairauch.
* (see http:///forum.java.sun.com/thread.jsp?forum=57&thread=195067)
*
* @version $Id: FontChooser.java 4872 2009-04-06 21:37:28Z mgricken $
*/
public class FontChooser extends JDialog {
/** Available font styles.
*/
private static final String[] STYLES =
new String[] { "Plain", "Bold", "Italic", "Bold Italic" };
/** Available font sizes.
*/
private static final String[] SIZES =
new String[] { "3", "4", "5", "6", "7", "8", "9", "10", "11", "12",
"13", "14", "15", "16", "17", "18", "19", "20", "22",
"24", "27", "30", "34", "39", "45", "51", "60"};
// Lists to display
private NwList _styleList;
private NwList _fontList;
private NwList _sizeList;
// Swing elements
private JButton _okButton;
private JButton _cancelButton;
private JLabel _sampleText = new JLabel();
private boolean _clickedOK = false;
/** Constructs a new modal FontChooser for the given frame,
* using the specified font.
*/
private FontChooser(Frame parent, Font font) {
super(parent, true);
initAll();
if (font == null) font = _sampleText.getFont();
_fontList.setSelectedItem(font.getName());
_sizeList.setSelectedItem(font.getSize() + "");
_styleList.setSelectedItem(STYLES[font.getStyle()]);
//this.setResizable(false);
resize();
}
/** Method used to show the font chooser, and select a new font.
*
* @param parent The parent frame.
* @param title The title for this window.
* @param font The previously chosen font.
* @return the newly chosen font.
*/
public static Font showDialog(Frame parent, String title, Font font) {
FontChooser fd = new FontChooser(parent, font);
fd.setTitle(title);
fd.setVisible(true);
Font chosenFont = null;
if (fd.clickedOK()) {
chosenFont = fd.getFont();
}
fd.dispose();
return (chosenFont);
}
/** Shows the font chooser with a standard title ("Font Chooser").
*/
public static Font showDialog(Frame parent, Font font) {
return showDialog(parent, "Font Chooser", font);
}
private void initAll() {
getContentPane().setLayout(null);
setBounds(50, 50, 425, 400);
_sampleText = new JLabel();
addLists();
addButtons();
_sampleText.setForeground(Color.black);
getContentPane().add(_sampleText);
addWindowListener(new WindowAdapter() {
public void windowClosing(java.awt.event.WindowEvent e) {
setVisible(false);
}
});
addComponentListener(new ComponentAdapter() {
public void componentResized(ComponentEvent evt) {
resize();
}
});
}
private void resize() {
int w = getWidth();
int h = getHeight();
double wf = (double) w / 425;
int w2 = (int) (80 * wf);
int w3 = (int) (50 * wf);
if (w3 < 30) w3 = 30;
int w1 = w - w2 - w3 - 25;
_fontList.setBounds(5, 5, w1, h - 91);
_styleList.setBounds(w1 + 10, 5, w2, h - 91);
_sizeList.setBounds(w1 + w2 + 15, 5, w3, h - 91);
_sampleText.setBounds(10, h - 78, w - 20, 45);
_okButton.setBounds(w - 165, h - 55, 70, 20);
_cancelButton.setBounds(w - 81, h - 55, 70, 20);
validate();
}
private void addLists() {
_fontList = new NwList(GraphicsEnvironment.getLocalGraphicsEnvironment().getAvailableFontFamilyNames());
_styleList = new NwList(STYLES);
_sizeList = new NwList(SIZES);
getContentPane().add(_fontList);
getContentPane().add(_styleList);
getContentPane().add(_sizeList);
}
private void addButtons() {
_okButton = new JButton("OK");
_okButton.setMargin(new Insets(0, 0, 0, 0));
_cancelButton = new JButton("Cancel");
_cancelButton.setMargin(new Insets(0, 0, 0, 0));
_okButton.setFont(new Font(" ", 1, 11));
_cancelButton.setFont(new Font(" ", 1, 12));
getContentPane().add(_okButton);
getContentPane().add(_cancelButton);
_okButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
setVisible(false);
_clickedOK = true;
}
});
_cancelButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
setVisible(false);
_clickedOK = false;
}
});
}
private void showSample() {
int g = 0;
try { g = Integer.parseInt(_sizeList.getSelectedValue()); }
catch (NumberFormatException nfe) { /* do nothing */ }
String st = _styleList.getSelectedValue();
int s = Font.PLAIN;
if (st.equalsIgnoreCase("Bold")) s = Font.BOLD;
if (st.equalsIgnoreCase("Italic")) s = Font.ITALIC;
if (st.equalsIgnoreCase("Bold Italic")) s = Font.BOLD | Font.ITALIC;
_sampleText.setFont(new Font(_fontList.getSelectedValue(), s, g));
_sampleText.setText("The quick brown fox jumped over the lazy dog.");
_sampleText.setVerticalAlignment(SwingConstants.TOP);
}
/** Returns whether the user clicked OK when the dialog was closed. (If false, the user clicked cancel.) */
public boolean clickedOK() { return _clickedOK; }
/** Returns the currently selected Font. */
public Font getFont() { return _sampleText.getFont(); }
/** Private inner class for a list which displays a list of options in addition to a label indicating the currently
* selected item.
*/
public class NwList extends JPanel {
JList jl;
JScrollPane sp;
JLabel jt;
String si = " ";
public NwList(String[] values) {
setLayout(null);
jl = new JList(values);
sp = new JScrollPane(jl);
jt = new JLabel();
jt.setBackground(Color.white);
jt.setForeground(Color.black);
jt.setOpaque(true);
jt.setBorder(new JTextField().getBorder());
jt.setFont(getFont());
jl.addListSelectionListener(new ListSelectionListener() {
public void valueChanged(ListSelectionEvent e) {
jt.setText((String) jl.getSelectedValue());
si = (String) jl.getSelectedValue();
showSample();
}
});
add(sp);
add(jt);
}
public void setBounds(int x, int y, int w, int h) {
super.setBounds(x, y, w, h);
sp.setBounds(0, y + 16, w, h - 23);
sp.revalidate();
jt.setBounds(0, 0, w, 20);
}
public String getSelectedValue() { return (si); }
public void setSelectedItem(String s) { jl.setSelectedValue(s, true);}
}
}
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