Brew MP 1.0.2
This function retrieves a widget's visibility as a copy in the parameter
[in] A pointer to an IGridContainer object.
[in] Identifies the widget in the grid container's widget stack whose visibility
attribute should be retrieved. This widget may be expressed explicitly as
a widget pointer, or implicitly as a constant that identifies a relative
position within the widget stack, as follows
WIDGET_ZNORMAL - Retrieve the visibility attribute for the default
widget, which BREW interprets to be the widget at
the top of the widget stack.
WIDGET_ZTOPMOST - Retrieve the visibility attribute for the widget
at the top of the widget stack.
WIDGET_ZBOTTOMMOST - Retrieve the visibility attribute for the widget
at the bottom of the widget stack.
[out] Pointer to a boolean which will be set with a copy of the current visibility
attribute of the widget.