Get standard platform icon
    Call 'show_std_icons()' for details

def get_std_icon(name, size=None):
    """Get standard platform icon
    Call 'show_std_icons()' for details"""
    if not name.startswith('SP_'):
        name = 'SP_' + name
    icon = QWidget().style().standardIcon(getattr(QStyle, name))
    if size is None:
        return icon
    else:
        return QIcon(icon.pixmap(size, size))