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/** \file
* \brief list of all created dialogs
*
* See Copyright Notice in "iup.h"
*/
#include <stdlib.h>
#include "iup.h"
#include "iup_dlglist.h"
#include "iup_object.h"
#include "iup_assert.h"
typedef struct Idiallst_
{
Ihandle *ih;
struct Idiallst_ *next;
} Idiallst;
static Idiallst *idlglist = NULL; /* list of all created dialogs */
static int idlg_count = 0;
void iupDlgListAdd(Ihandle *ih)
{
if (ih)
{
Idiallst *p=(Idiallst *)malloc(sizeof(Idiallst));
if (!p)
return;
p->ih = ih;
p->next = idlglist;
idlglist = p;
idlg_count++;
}
}
void iupDlgListRemove(Ihandle *ih)
{
if (!idlglist || !ih)
return;
if (idlglist->ih == ih) /* ih is header */
{
Idiallst *p = idlglist->next;
free(idlglist);
idlglist = p;
idlg_count--;
}
else
{
Idiallst *p; /* current pointer */
Idiallst *b; /* before pointer */
for (b = idlglist, p = idlglist->next; p; b = p, p = p->next)
{
if (p->ih == ih)
{
b->next = p->next;
free (p);
idlg_count--;
return;
}
}
}
}
static Idiallst *idlg_first = NULL;
Ihandle *iupDlgListFirst (void)
{
idlg_first = idlglist;
return iupDlgListNext();
}
Ihandle *iupDlgListNext (void)
{
Ihandle *ih = NULL;
if (idlg_first)
{
ih = idlg_first->ih;
idlg_first = idlg_first->next;
}
return ih;
}
static int idlg_nvisiblewin = 0;
void iupDlgListVisibleInc(void)
{
iupASSERT(idlg_nvisiblewin < idlg_count);
if (idlg_nvisiblewin == idlg_count)
return;
idlg_nvisiblewin++;
}
void iupDlgListVisibleDec(void)
{
iupASSERT(idlg_nvisiblewin > 0);
idlg_nvisiblewin--;
}
int iupDlgListVisibleCount(void)
{
return idlg_nvisiblewin;
}
void iupDlgListDestroyAll(void)
{
int i = 0, count;
Ihandle** ih_array = (Ihandle**)malloc(idlg_count * sizeof(Ihandle*));
Idiallst *list;
for (list = idlglist; list; list = list->next)
{
if (iupObjectCheck(list->ih))
{
ih_array[i] = list->ih;
i++;
}
}
count = i;
for (i = 0; i < count; i++)
{
if (iupObjectCheck(ih_array[i]))
IupDestroy(ih_array[i]); /* this will also destroy the list */
}
free(ih_array);
}
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