XtIsConstraint(3X) XT FUNCTIONS XtIsConstraint(3X)
NAME
XtIsConstraint - obtain and verify a widget's class
SYNTAX
Boolean XtIsConstraint(w)
Widget w;
ARGUMENTS
w Specifies the widget.
DESCRIPTION
To test if a given widget belongs to a subclass of an Intrinsics-defined class, the Intrinsics defines macros or functions equivalent to
XtIsSubclass for each of the built-in classes. These procedures are XtIsObject, XtIsRectObj, XtIsWidget, XtIsComposite, XtIsConstraint,
XtIsShell, XtIsOverrideShell, XtIsWMShell, XtIsVendorShell, XtIsTransientShell, XtIsTopLevelShell, XtIsApplicationShell, and ZN XtIsSes-
sionShell .
The
SEE ALSO
XtClass(3X), XtSuperclass(3X), XtIsSubclass(3X), XtCheckSubclass(3X), XtIsObject(3X), XtIsRectObj(3X), XtIsWidget(3X), XtIsComposite(3X),
XtIsShell(3X), XtIsOverrideShell(3X), XtIsWMShell(3X), XtIsVendorShell(3X), XtIsTransientShell(3X), XtIsTopLevelShell(3X), XtIsApplication-
Shell(3X), XtIsSessionShell(3X)
X Version 11 Release 6 XtIsConstraint(3X)
