XmStringExtent - A compound string function that determines the size of the smallest rectangle that will enclose the compound string
#include <Xm/Xm.h> void XmStringExtent (fontlist, string, width, height) XmFontList fontlist; XmString string; Dimension *width; Dimension *height;
XmStringExtent determines the width and height, in pixels, of the smallest rectangle that will enclose the provided compound string.