NetBSD/dist/cdk/examples/slider_ex.c

104 lines
2.3 KiB
C

#include <cdk.h>
#ifdef HAVE_XCURSES
char *XCursesProgramName="slider_ex";
#endif
/*
* This program demonstrates the Cdk slider widget.
*/
int main (int argc, char **argv)
{
/* Declare variables. */
CDKSCREEN *cdkscreen = 0;
CDKSLIDER *slider = 0;
WINDOW *cursesWin = 0;
char *title = "<C></U>Enter a value:\n<R>This is a slider box.\n<L>This is a slider box.";
char *label = "</B>Current Value:";
int low = 0;
int high = 100;
int inc = 1;
int fieldWidth = 50;
char temp[256], *mesg[5];
int selection, ret;
/* Set up CDK. */
cursesWin = initscr();
cdkscreen = initCDKScreen (cursesWin);
/* Parse up the command line. */
while (1)
{
ret = getopt (argc, argv, "l:h:i:");
/* Are there any more command line options to parse. */
if (ret == -1)
{
break;
}
switch (ret)
{
case 'l':
low = atoi (optarg);
break;
case 'h':
high = atoi (optarg);
break;
case 'i':
inc = atoi (optarg);
break;
}
}
/* Start CDK Colors. */
initCDKColor();
/* Create the slider. */
slider = newCDKSlider (cdkscreen, CENTER, CENTER, title, label,
A_REVERSE | COLOR_PAIR (29) | ' ', fieldWidth, low,
low, high, inc, (inc*2), TRUE, TRUE);
/* Is the slider null? */
if (slider == 0)
{
/* Exit CDK. */
destroyCDKScreen (cdkscreen);
endCDK();
/* Print out a message. */
printf ("Oops. Can't make the slider widget. Is the window too small?\n");
exit (1);
}
/* Activate the slider. */
selection = activateCDKSlider (slider, 0);
/* Check the exit value of the slider widget. */
if (slider->exitType == vESCAPE_HIT)
{
mesg[0] = "<C>You hit escape. No value selected.";
mesg[1] = "",
mesg[2] = "<C>Press any key to continue.";
popupLabel (cdkscreen, mesg, 3);
}
else if (slider->exitType == vNORMAL)
{
sprintf (temp, "<C>You selected %d", selection);
mesg[0] = copyChar (temp);
mesg[1] = "",
mesg[2] = "<C>Press any key to continue.";
popupLabel (cdkscreen, mesg, 3);
freeChar (mesg[0]);
}
/* Clean up.*/
destroyCDKSlider (slider);
destroyCDKScreen (cdkscreen);
delwin (cursesWin);
endCDK();
exit (0);
}