\section{\class{wxLayoutConstraints}}\label{wxlayoutconstraints}
+{\bf Note:} constraints are now deprecated and you should use \helpref{sizers}{sizeroverview} instead.
+
Objects of this class can be associated with a window to define its
layout constraints, with respect to siblings or its parent.
have take a default size. If the constraint is wxAsIs, the dimension will
not be changed.
+\perlnote{In wxPerl the constraints are accessed as
+\begin{verbatim}
+ constraint = Wx::LayoutConstraints->new();
+ constraint->centreX->AsIs();
+ constraint->centreY->Unconstrained();
+\end{verbatim}
+}
+
\wxheading{Derived from}
\helpref{wxObject}{wxobject}