XmStringWidth — A compound string function that returns the width of the widest line in a compound 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

XmStringWidth — A compound string function that returns the width of the widest line in a compound string
       "XmStringWidth" "compound string functions" "XmStringWidth"

XmStringCreate(3).

                                                                                                XmStringWidth(3)

       Returns the width of the compound string.

       #include <Xm/Xm.h>
       DimensionXmStringWidth(
       XmRenderTablerendertable,
       XmStringstring);