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deb-mbse/mbsetup/grlist.c

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/*****************************************************************************
*
* $Id$
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* Purpose ...............: Group Listing utils
*
*****************************************************************************
* Copyright (C) 1997-2002
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*
* Michiel Broek FIDO: 2:280/2802
* Beekmansbos 10
* 1971 BV IJmuiden
* the Netherlands
*
* This file is part of MBSE BBS.
*
* This BBS is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* MB BBS is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with MB BBS; see the file COPYING. If not, write to the Free
* Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*****************************************************************************/
#include "../lib/libs.h"
#include "../lib/structs.h"
#include "../lib/common.h"
#include "../lib/clcomm.h"
#include "screen.h"
#include "grlist.h"
#include "ledit.h"
/*
* Tidy the groupnames array
*/
void tidy_grlist(gr_list ** fdp)
{
gr_list *tmp, *old;
for (tmp = *fdp; tmp; tmp = old) {
old = tmp->next;
free(tmp);
}
*fdp = NULL;
}
/*
* Add a group to the array
*/
void fill_grlist(gr_list **fdp, char *groupname)
{
gr_list *tmp;
tmp = (gr_list *)malloc(sizeof(gr_list));
tmp->next = *fdp;
sprintf(tmp->group, "%s", groupname);
tmp->tagged = FALSE;
*fdp = tmp;
}
int compgroup(gr_list **, gr_list **);
/*
* Sort the array of groups
*/
void sort_grlist(gr_list **fdp)
{
gr_list *ta, **vector;
size_t n = 0, i;
if (*fdp == NULL)
return;
for (ta = *fdp; ta; ta = ta->next)
n++;
vector = (gr_list **)malloc(n * sizeof(gr_list *));
i = 0;
for (ta = *fdp; ta; ta = ta->next) {
vector[i++] = ta;
}
qsort(vector, n, sizeof(gr_list*), (int(*)(const void*, const void*))compgroup);
(*fdp) = vector[0];
i = 1;
for (ta = *fdp; ta; ta = ta->next) {
if (i < n)
ta->next = vector[i++];
else
ta->next = NULL;
}
free(vector);
return;
}
int compgroup(gr_list **fdp1, gr_list **fdp2)
{
return strcmp((*fdp1)->group, (*fdp2)->group);
}
int E_Group(gr_list **fdp, char *title)
{
int o = 0, n = 0, i, j, x, y, rc = FALSE;
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gr_list *tmp;
clr_index();
set_color(WHITE, BLACK);
mvprintw(5, 6, (char *)"%s", title);
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set_color(CYAN, BLACK);
for (tmp = *fdp; tmp; tmp = tmp->next)
n++;
for (;;) {
set_color(CYAN, BLACK);
y = 7;
x = 5;
j = 0;
for (tmp = *fdp; tmp; tmp = tmp->next) {
j++;
if ((j >= (o + 1)) && (j < (o + 41))) {
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if (tmp->tagged)
mvprintw(y, x, (char *)"%2d. + %s", j, tmp->group);
else
mvprintw(y, x, (char *)"%2d. %s", j, tmp->group);
y++;
if (y == 17) {
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y = 7;
x += 20;
}
}
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}
i = select_tag(n);
switch (i) {
case 0: clr_index();
return rc;
break;
case -2: if ((o - 40) >= 0) {
clr_index();
set_color(WHITE, BLACK);
mvprintw(5, 5, (char *)"%s", title);
set_color(CYAN, BLACK);
o -= 40;
}
break;
case -1: if ((o + 40) < n) {
clr_index();
set_color(WHITE, BLACK);
mvprintw(5, 5, (char *)"%s", title);
set_color(CYAN, BLACK);
o += 40;
}
break;
default: if ((i >= 1) && (i <= n)) {
j = 0;
rc = TRUE;
for (tmp = *fdp; tmp; tmp = tmp->next) {
j++;
if (j == i) {
if (tmp->tagged)
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tmp->tagged = FALSE;
else
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tmp->tagged = TRUE;
}
}
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if (o != ((i -1) / 40) * 40) {
/*
* If a group is selected outside the visible
* range, change the groupview.
*/
o = ((i -1) / 40) * 40;
clr_index();
set_color(WHITE, BLACK);
mvprintw(5, 5, (char *)"%s", title);
set_color(CYAN, BLACK);
}
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}
break;
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}
}
}