1 files changed, 130 insertions, 0 deletions
diff --git a/iup/src/iup_dlglist.c b/iup/src/iup_dlglist.c
new file mode 100755
index 0000000..c385b50
--- /dev/null
+++ b/iup/src/iup_dlglist.c
@@ -0,0 +1,130 @@
+/** \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);
+}