How to use

setRGB

method

in

org.eclipse.swt.widgets.FontDialog

if (usePreviousResultButton.getSelection()) {
  dialog.setFontList (fontDialogFontListResult);
  dialog.setRGB(fontDialogColorResult);

public void invokeFontDialog() {
  FontData fontData = new FontData(stringCustom);
  FontDialog fontWindow = new FontDialog(parent.getShell());
  fontWindow.setFontList(new FontData[] { fontData });
  fontWindow.setRGB(int2rgb(intgerCustom));
  fontData = fontWindow.open();
  if (fontData != null) {
    intgerCustom = rgb2int(fontWindow.getRGB());
    stringCustom = fontData.toString();
    toolButton.setToolTipText(font2string(fontData));
    clickBody();
  }
}

dialog.setRGB(rgb);

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);
  }
}

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);
  }
}