Function:s2help

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s2help

Set the custom help string.

Prototype

void s2help(char *helpstr);

Description

Set the custom help string.This is shown on the 2nd press of the F1 key for S2PLOT programs, if it is set.

See Also

Code Example

#include <stdio.h>
#include <stdlib.h>
#include "s2plot.h"

int main(int argc, char *argv[])
{
   s2opend("/?", argc, argv);                   /* Prompt for display type */
   s2swin(-1.,1., -1.,1., -1.,1.);              /* Set the window coordinates */
   s2box("BCDET",0,0,"BCDET",0,0,"BCDET",0,0);  /* Draw coordinate box */

   s2textxy(-1.0, 0.0, 0.0, "Press F1 twice to see custom help");

   s2help("This is a custom help message - press F1 again to toggle off!");

   s2show(1);                                   /* Open the s2plot window */

   return 1;
}

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Retrieved from "https://astronomy.swin.edu.au/s2plot/index.php?title=Function:s2help"
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