static void selection_made_common(GtkWidget *clist, gint row, dialog_generic_t *dptr) {
gint n, listnum;
gchar *name;
int rv, chan_num;
scope_vert_t *vert;
/* If we get here, it should be a valid selection */
vert = &(ctrl_usr->vert);
chan_num = *((int *)(dptr->app_data));
/* figure out which notebook tab it was */
listnum = -1;
for (n = 0; n < 3; n++) {
if (clist == vert->lists[n]) {
listnum = n;
}
}
/* Get the text from the list */
gtk_clist_get_text(GTK_CLIST(clist), row, 0, &name);
/* try to set up the new source */
rv = set_channel_source(chan_num, listnum, name);
if ( rv == 0 ) {
/* set return value of dialog to indicate success */
dptr->retval = 1;
} else {
/* new source invalid, return as if user hit cancel */
dptr->retval = 2;
}
/* destroy window to cause dialog_generic_destroyed() to be called */
gtk_widget_destroy(dptr->window);
return;
}
static char *chan_src_cmd(int src_type, char *src_name)
{
int chan_num, rv;
if ( deferred_channel == 0 ) {
// changing currently active channel
chan_num = ctrl_usr->vert.selected;
rv = set_channel_source(chan_num, src_type, src_name);
} else {
// setting source for previously empty channel
chan_num = deferred_channel;
rv = set_channel_source(chan_num, src_type, src_name);
if ( rv == 0 ) {
// got a source now, select the channel
return chan_cmd(&chan_num);
}
}
if ( rv < 0 ) {
return "object not found";
}
return NULL;
}