X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=menu%2Fm_new.c;h=79f9292a7b3c75f2ac3ede6b8d768b8e62fbe0cb;hp=9707b12f1150901bdc58ea4cce2c0acbe5bbb146;hb=6a586fefa9985809fdfbc96d2dcb838a13e4e4d2;hpb=661078ddbde3ce0f3b06e95642fbb9b5fef7dca1

diff --git a/menu/m_new.c b/menu/m_new.c
index 9707b12f..79f9292a 100644
--- a/menu/m_new.c
+++ b/menu/m_new.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 1998 Free Software Foundation, Inc.                        *
+ * Copyright (c) 1998-2009,2010 Free Software Foundation, Inc.              *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
@@ -27,7 +27,7 @@
  ****************************************************************************/
 
 /****************************************************************************
- *   Author: Juergen Pfeifer <Juergen.Pfeifer@T-Online.de> 1995,1997        *
+ *   Author:  Juergen Pfeifer, 1995,1997                                    *
  ****************************************************************************/
 
 /***************************************************************************
@@ -37,11 +37,11 @@
 
 #include "menu.priv.h"
 
-MODULE_ID("$Id: m_new.c,v 1.7 1998/02/11 12:13:49 tom Exp $")
+MODULE_ID("$Id: m_new.c,v 1.21 2010/01/23 21:20:11 tom Exp $")
 
 /*---------------------------------------------------------------------------
 |   Facility      :  libnmenu  
-|   Function      :  MENU *new_menu(ITEM **items)
+|   Function      :  MENU* _nc_new_menu(SCREEN*, ITEM **items)
 |   
 |   Description   :  Creates a new menu connected to the item pointer
 |                    array items and returns a pointer to the new menu.
@@ -50,31 +50,64 @@ MODULE_ID("$Id: m_new.c,v 1.7 1998/02/11 12:13:49 tom Exp $")
 |
 |   Return Values :  NULL on error
 +--------------------------------------------------------------------------*/
-MENU *new_menu(ITEM ** items)
+NCURSES_EXPORT(MENU *)
+NCURSES_SP_NAME(new_menu) (NCURSES_SP_DCLx ITEM ** items)
 {
-  MENU *menu = (MENU *)calloc(1,sizeof(MENU));
-  
+  int err = E_SYSTEM_ERROR;
+  MENU *menu = typeCalloc(MENU, 1);
+
+  T((T_CALLED("new_menu(%p,%p)"), (void *)SP_PARM, (void *)items));
   if (menu)
     {
       *menu = _nc_Default_Menu;
+      menu->status = 0;
       menu->rows = menu->frows;
       menu->cols = menu->fcols;
+#if NCURSES_SP_FUNCS
+      /* This ensures userwin and usersub are always non-null,
+         so we can derive always the SCREEN that this menu is
+         running on. */
+      menu->userwin = SP_PARM->_stdscr;
+      menu->usersub = SP_PARM->_stdscr;
+#endif
       if (items && *items)
 	{
-	  if (!_nc_Connect_Items(menu,items))
+	  if (!_nc_Connect_Items(menu, items))
 	    {
+	      err = E_NOT_CONNECTED;
 	      free(menu);
-	      menu = (MENU *)0;
+	      menu = (MENU *) 0;
 	    }
+	  else
+	    err = E_OK;
 	}
     }
 
   if (!menu)
-    SET_ERROR(E_SYSTEM_ERROR);
+    SET_ERROR(err);
 
-  return(menu);
+  returnMenu(menu);
 }
 
+/*---------------------------------------------------------------------------
+|   Facility      :  libnmenu  
+|   Function      :  MENU *new_menu(ITEM **items)
+|   
+|   Description   :  Creates a new menu connected to the item pointer
+|                    array items and returns a pointer to the new menu.
+|                    The new menu is initialized with the values from the
+|                    default menu.
+|
+|   Return Values :  NULL on error
++--------------------------------------------------------------------------*/
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(MENU *)
+new_menu(ITEM ** items)
+{
+  return NCURSES_SP_NAME(new_menu) (CURRENT_SCREEN, items);
+}
+#endif
+
 /*---------------------------------------------------------------------------
 |   Facility      :  libnmenu  
 |   Function      :  int free_menu(MENU *menu)  
@@ -86,17 +119,19 @@ MENU *new_menu(ITEM ** items)
 |                    E_BAD_ARGUMENT     - Invalid menu pointer passed
 |                    E_POSTED           - Menu is already posted
 +--------------------------------------------------------------------------*/
-int free_menu(MENU * menu)
+NCURSES_EXPORT(int)
+free_menu(MENU * menu)
 {
+  T((T_CALLED("free_menu(%p)"), (void *)menu));
   if (!menu)
     RETURN(E_BAD_ARGUMENT);
-  
-  if ( menu->status & _POSTED )
+
+  if (menu->status & _POSTED)
     RETURN(E_POSTED);
-  
-  if (menu->items) 
+
+  if (menu->items)
     _nc_Disconnect_Items(menu);
-  
+
   if ((menu->status & _MARK_ALLOCATED) && menu->mark)
     free(menu->mark);