node wxSlider var value of integer var min of integer var max of integer var style of flags wxSL_HORIZONTAL,wxSL_VERTICAL,wxSL_AUTOTICKS,wxSL_LABELS,wxSL_LEFT,wxSL_TOP,wxSL_RIGHT,wxSL_BOTTOM,wxSL_BOTH,wxSL_SELRANGE var tickfreq of integer var pagesize of integer var linesize of integer var thumb of integer var tick of integer var selmin of integer var selmax of integer derived from control