How to use

setText

method

in

org.eclipse.swt.widgets.FontDialog

/**
 * Constructs a new instance of this class given its parent and a style value
 * describing its behavior and appearance.
 * <p>
 * The style value is either one of the style constants defined in class
 * <code>SWT</code> which is applicable to instances of this class, or must be
 * built by <em>bitwise OR</em>'ing together (that is, using the
 * <code>int</code> "|" operator) two or more of those <code>SWT</code> style
 * constants. The class description lists the style constants that are
 * applicable to the class. Style bits are also inherited from superclasses.
 * </p>
 *
 * @param parent a shell which will be the parent of the new instance
 * @param style the style of dialog to construct
 * @exception IllegalArgumentException <ul>
 *              <li>ERROR_NULL_ARGUMENT - if the parent is null</li>
 *              </ul>
 * @exception SWTException <ul>
 *              <li>ERROR_THREAD_INVALID_ACCESS - if not called from the
 *              thread that created the parent</li>
 *              <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed
 *              subclass</li>
 *              </ul>
 */
public FontDialog( Shell parent, int style ) {
 super( parent, checkStyle( parent, style ) );
 checkSubclass();
 setText( RWTMessages.getMessage( "RWT_FontDialogTitle" ) );
}

  fontDialog.setFontList(fontDatum);
fontDialog.setText(getResourceString("options.Font.dialog.title"));

dialog.setText (ControlExample.getResourceString("Title"));
FontData result = dialog.open ();
textWidget.append (ControlExample.getResourceString("FontDialog") + Text.DELIMITER);

private void selectFont () {
  try {
    FontDialog dlg = new FontDialog(dialog);
    dlg.setText("Select Font");
    // Set current font and color info
    dlg.setFontList(opt.font.getFontData());
    dlg.setRGB(opt.foreground.getRGB());
    // Open the dialog
    FontData fontData = dlg.open();
    if ( fontData == null) return;
    
    // If not canceled by user: We assign the new font
    // Work around: For some reason disposing of the font before calling edExample.setFont()
    // with the new font is causing an invalid argument exception. So we defer the dispose.
    Font tmp = opt.font; 
    opt.font = new Font(device, fontData);
    edExample.setFont(opt.font);
    tmp.dispose();
    // And the new new color
    opt.foreground.dispose();
    opt.foreground = new Color(device, dlg.getRGB());
    updateExample();
  }
  catch ( Throwable e ) {
    Dialogs.showError(dialog, e.getLocalizedMessage(), null);
  }
}

final FontDialog dialog = new FontDialog(shell);
if(self.getStringBlankAsNull("text") != null){
  dialog.setText(self.getString("text"));

private void selectFont () {
  try {
    FontDialog dlg = new FontDialog(getShell());
    dlg.setText("Select Font");
    // Set current font and color info
    dlg.setFontList(opt.font.getFontData());
    dlg.setRGB(opt.foreground.getRGB());
    // Open the dialog
    FontData fontData = dlg.open();
    if ( fontData == null) return;
    
    // If not canceled by user: We assign the new font
    // Work around: For some reason disposing of the font before calling edExample.setFont()
    // with the new font is causing an invalid argument exception. So we defer the dispose.
    Font tmp = opt.font; 
    opt.font = new Font(getDisplay(), fontData);
    edExample.setFont(opt.font);
    tmp.dispose();
    // And the new new color
    opt.foreground.dispose();
    opt.foreground = new Color(getDisplay(), dlg.getRGB());
    edExample.setForeground(opt.foreground);
  }
  catch ( Throwable e ) {
    Dialogs.showError(getShell(), e.getLocalizedMessage(), null);
  }
}