Provided by: s3d-doc_0.2.2-9_all 

_S3DW_BUTTON(9) s3d Manual _S3DW_BUTTON(9)
NAME
s3dw_button - button of s3d widget
SYNOPSIS
#include <s3dw.h>
STRUCTURE MEMBERS
struct _s3dw_button {
s3dw_widget widget;
char *text;
uint32_t oid_text;
s3dw_callback onclick;
}
DESCRIPTION
The buttons is just a button as you would expect it in a 2D widget library. It only reacts on clicks.
AUTHOR
Simon Wunderlich
Author of s3d
s3d _S3DW_BUTTON(9)