rom/workbench/support_messages.c

   1 /*
   2     Copyright © 2003, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include "support_messages.h"
   7
   8 /*** Generic message handling functions *************************************/
   9 struct Message *__AllocMessage_WB
  10 (
  11     ULONG size, struct WorkbenchBase *WorkbenchBase
  12 )
  13 {
  14     struct Message *message = (struct Message *) AllocMem
  15     (
  16         size, MEMF_PUBLIC | MEMF_CLEAR
  17     );
  18
  19     if (message != NULL)
  20     {
  21         message->mn_Length = size;
  22     }
  23
  24     return message;
  25 }
  26
  27 VOID __FreeMessage_WB
  28 (
  29     struct Message *message, struct WorkbenchBase *WorkbenchBase
  30 )
  31 {
  32     if (message != NULL)
  33     {
  34         FreeMem(message, message->mn_Length);
  35     }
  36 }
  37
  38 /*** Specialized message handling functions *********************************/
  39 /*== WBStartup =============================================================*/
  40 struct WBStartup *__CreateWBS_WB(struct WorkbenchBase *WorkbenchBase)
  41 {
  42     return (struct WBStartup *) AllocMessage(WBS_SIZE);
  43 }
  44
  45 VOID __DestroyWBS_WB
  46 (
  47     struct WBStartup *message, struct WorkbenchBase *WorkbenchBase
  48 )
  49 {
  50     if (message != NULL)
  51     {
  52         struct WBArg *args = message->sm_ArgList;
  53         ULONG         i;
  54
  55         for (i = 0; i < message->sm_NumArgs; i++)
  56         {
  57             if (args[i].wa_Lock != NULL) UnLock(args[i].wa_Lock);
  58             if (args[i].wa_Name != NULL) FreeVec(args[i].wa_Name);
  59         }
  60
  61         FreeMem(message->sm_ArgList, message->sm_NumArgs * sizeof(struct WBArg));
  62
  63         FreeMessage((struct Message *) message);
  64     }
  65 }
  66
  67 /*== WBHandlerMessage ======================================================*/
  68 struct IntWBHandlerMessage *__CreateIWBHM_WB
  69 (
  70     enum WBHM_Type type, struct MsgPort *replyport,
  71     struct WorkbenchBase *WorkbenchBase
  72 )
  73 {
  74     struct IntWBHandlerMessage *message = (struct IntWBHandlerMessage *)AllocMessage(sizeof(struct IntWBHandlerMessage));
  75
  76     if (message != NULL)
  77     {
  78         message->iwbhm_wbhm.wbhm_Type                 = type;
  79         message->iwbhm_wbhm.wbhm_Message.mn_ReplyPort = replyport;
  80     }
  81
  82     return message;
  83 }
  84
  85 VOID __DestroyIWBHM_WB
  86 (
  87     struct IntWBHandlerMessage *message, struct WorkbenchBase *WorkbenchBase
  88 )
  89 {
  90     if (message != NULL)
  91     {
  92         switch (message->iwbhm_wbhm.wbhm_Type)
  93         {
  94             case WBHM_TYPE_OPEN:
  95                 if (message->iwbhm_wbhm.wbhm_Data.Open.Name != NULL)
  96                 {
  97                     FreeVec((APTR) message->iwbhm_wbhm.wbhm_Data.Open.Name);
  98                 }
  99                 break;
 100
 101             case WBHM_TYPE_UPDATE:
 102                 if (message->iwbhm_wbhm.wbhm_Data.Update.Name != NULL)
 103                 {
 104                     FreeVec((APTR) message->iwbhm_wbhm.wbhm_Data.Update.Name);
 105                 }
 106                 break;
 107
 108             case WBHM_TYPE_SHOW:
 109             case WBHM_TYPE_HIDE:
 110                 /* No additional resources to free */
 111                 break;
 112         }
 113
 114         FreeMessage((struct Message *) message);
 115     }
 116 }