workbench/classes/zune/nlist/nbalance_mcc/library.c

   1 /***************************************************************************
   2
   3  NBalance.mcc - New Balance MUI Custom Class
   4  Copyright (C) 2008-2013 by NList Open Source Team
   5
   6  This library is free software; you can redistribute it and/or
   7  modify it under the terms of the GNU Lesser General Public
   8  License as published by the Free Software Foundation; either
   9  version 2.1 of the License, or (at your option) any later version.
  10
  11  This library is distributed in the hope that it will be useful,
  12  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  Lesser General Public License for more details.
  15
  16  NList classes Support Site:  http://www.sf.net/projects/nlist-classes
  17
  18  $Id$
  19
  20 ***************************************************************************/
  21
  22 /* system includes */
  23 #include <proto/exec.h>
  24 #include <proto/intuition.h>
  25 #include <proto/layers.h>
  26
  27 /******************************************************************************/
  28 /*                                                                            */
  29 /* MCC/MCP name and version                                                   */
  30 /*                                                                            */
  31 /* ATTENTION:  The FIRST LETTER of NAME MUST be UPPERCASE                     */
  32 /*                                                                            */
  33 /******************************************************************************/
  34
  35 #include "Debug.h"
  36 #include "private.h"
  37 #include "version.h"
  38
  39 /******************************************************************************/
  40 /* include the minimal startup code to be able to start the class from a      */
  41 /* shell without crashing the system                                          */
  42 /******************************************************************************/
  43 #include "shellstart.c"
  44
  45 #define VERSION       LIB_VERSION
  46 #define REVISION      LIB_REVISION
  47
  48 #define CLASS         MUIC_NBalance
  49 #define SUPERCLASS    MUIC_Balance
  50
  51 #define INSTDATA      InstData
  52
  53 #define USERLIBID     CLASS " " LIB_REV_STRING " [" SYSTEMSHORT "/" CPU "] (" LIB_DATE ") " LIB_COPYRIGHT
  54 #define MASTERVERSION 19
  55
  56 #define CLASSINIT
  57 #define CLASSEXPUNGE
  58 #define MIN_STACKSIZE 16384
  59
  60 struct Library *LayersBase = NULL;
  61
  62 #if defined(__amigaos4__)
  63 struct LayersIFace *ILayers = NULL;
  64 #endif
  65
  66 /******************************************************************************/
  67 /* define the functions used by the startup code ahead of including mccinit.c */
  68 /******************************************************************************/
  69 static BOOL ClassInit(UNUSED struct Library *base);
  70 static VOID ClassExpunge(UNUSED struct Library *base);
  71
  72 /******************************************************************************/
  73 /* include the lib startup code for the mcc/mcp  (and muimaster inlines)      */
  74 /******************************************************************************/
  75 #include "mccinit.c"
  76
  77 /******************************************************************************/
  78 /* define all implementations of our user functions                           */
  79 /******************************************************************************/
  80 static BOOL ClassInit(UNUSED struct Library *base)
  81 {
  82   if((LayersBase = OpenLibrary("layers.library", 39L)) &&
  83      GETINTERFACE(ILayers, struct LayersIFace *, LayersBase))
  84   {
  85     return(TRUE);
  86   }
  87
  88   return(FALSE);
  89 }
  90
  91
  92 static VOID ClassExpunge(UNUSED struct Library *base)
  93 {
  94   if(LayersBase != NULL)
  95   {
  96     DROPINTERFACE(ILayers);
  97         CloseLibrary(LayersBase);
  98     LayersBase = NULL;
  99   }
 100 }