<MultiLine> (Multi-line)

This element specifies that the control is multiline. If this element is specified without a value, it is assumed to be true. This element is used for edit controls.

example:
<x:ClientData  ><x:Multiline>True</x:Multiline>
</x:ClientData>

The possible values for this element are defined by the ST_TrueFalseBlank simple type (§6.4.3.3).

Parent Elements

<ClientData>6.4.2.12)