/* count_disks:
* Counts the number of valid drives.
*/
static int count_disks(void)
{
int c, i;
c = 0;
for(i=0; i<26; i++)
if(_al_drive_exists(i))
c++;
return c;
}
/* fs_dlist_proc:
* Dialog procedure for the file selector disk list.
*/
int fs_dlist_proc(int msg, DIALOG *d, int c)
{
DIALOG *parent = (DIALOG *)d->dp3;
char *s = (char *)parent[FS_EDIT].dp;
int ret, i, temp;
if(msg == MSG_START)
{
d->d1 = d->d2 = 0;
temp = utoupper(ugetc(s));
if(((temp >= 'A') && (temp <= 'Z')) && (ugetat(s, 1) == DEVICE_SEPARATOR))
{
temp -= 'A';
for(i=0; i<temp; i++)
if(_al_drive_exists(i))
d->d1++;
}
}
ret = jwin_droplist_proc(msg, d, c);
if(ret & D_CLOSE)
{
temp = 'A' + get_x_drive(d->d1+1);
if((temp < 'A') || (temp > 'Z'))
temp = 'C';
s += usetc(s, temp);
s += usetc(s, DEVICE_SEPARATOR);
s += usetc(s, OTHER_PATH_SEPARATOR);
usetc(s, 0);
object_message(parent +FS_FILES, MSG_START, 0);
object_message(parent +FS_FILES, MSG_DRAW, 0);
object_message(parent +FS_EDIT, MSG_START, 0);
object_message(parent +FS_EDIT, MSG_DRAW, 0);
return ret - D_CLOSE + D_O_K;
}
return ret;
}
/* get_x_drive:
* Returns the drive letter matching the specified list index.
*/
static int get_x_drive(int index)
{
int c, i;
c = 0;
for(i=0; i<26; i++)
{
if(_al_drive_exists(i))
{
c++;
if(c==index)
return i;
}
}
return -1;
}
