XmStringWidth - Man Page

#include <Xm/Xm.h>
Dimension XmStringWidth(
XmRenderTable rendertable,
XmString string);

XmStringWidth returns the width, in pixels, of the widest line in the provided compound string.

rendertable

Specifies the render table

string

Specifies the string

Returns the width of the compound string.

XmStringCreate(3).

XmString(3), XmStringCreate(3).