'\"
'\" Copyright (c) 1997 Maorong Zou
'\" 
.TH EZ_GetSpinButtonValue 3 "" EZWGL "EZWGL Functions"
.BS
.SH NAME
EZ_GetSpinButtonValue  \- return the current value of a spin button.

.SH SYNOPSIS
.nf
.B #include <EZ.h>
.sp
.BI "char *EZ_GetSpinButtonValue( EZ_Widget *" spin)

.SH ARGUMENTS
\fIspin\fR  Specifies a spin button.
.sp

.SH DESCRIPTION
A spin button is a composite widget, it consists of an entry and
a scroll button. A spin button is used to cycle through a series
of string type inputs. The value is controled by a spin function
of type
.sp
.nf
  char *(func)(int old_idx, int new_idx, void *clientData);
.sp
When the left mouse button is pressed over the arrow button,
the spin function \verb+func+ will be called to compute the
next choice. The value will then be displayed in the entry
widget.
        
.PP
\fBEZ_GetSpinButtonValue\fR returns the current value of
a spin button.

.SH "SEE ALSO"
EZ_SetupSpinButton(3), EZ_GetSpinButtonComponents(3)
.br