XtOffset(3Xt) X Version 11 (Release 3) XtOffset(3Xt)
NAME
XtOffset, XtNumber - determine the byte offset or number of
array elements
SYNTAX
Cardinal XtOffset(pointer_type, field_name)
Type pointer_type;
Field field_name;
Cardinal XtNumber(array)
ArrayVariable array;
ARGUMENTS
array Specifies a fixed-size array.
field_name
Specifies the name of the field for which to
calculate the byte offset.
pointer_type
Specifies a type that is declared as a pointer to
the structure.
DESCRIPTION
The XtOffset macro is usually used to determine the offset
of various resource fields from the beginning of a widget
and can be used at compile time in static initializations.
The XtNumber macro returns the number of elements in the
specified argument lists, resources lists, and other counted
arrays.
SEE ALSO
XtGetResourceList(3Xt), XtSetArg(3Xt)
X Toolkit Intrinsics - C Language Interface
Xlib - C Language X Interface
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