rom/intuition/icclass.c

   1 /*
   2     Copyright © 1995-2010, The AROS Development Team. All rights reserved.
   3     Copyright © 2001-2003, The MorphOS Development Team. All Rights Reserved.
   4     $Id$
   5 */
   6
   7 #include <exec/types.h>
   8
   9 #include <intuition/classes.h>
  10 #include <intuition/classusr.h>
  11 #include <intuition/gadgetclass.h>
  12 #include <intuition/cghooks.h>
  13 #include <intuition/icclass.h>
  14
  15 #include <utility/tagitem.h>
  16 #include <utility/hooks.h>
  17
  18 #include <clib/macros.h>
  19
  20 #include <proto/exec.h>
  21 #include <proto/utility.h>
  22 #include <proto/intuition.h>
  23
  24 #ifndef __MORPHOS__
  25 #include <aros/asmcall.h>
  26 #include <proto/alib.h>
  27 #endif /* !__MORPHOS__ */
  28
  29 #include "intuition_intern.h"
  30
  31 #define DEBUG_IC(x) ;
  32
  33 /**********************************************************************************************/
  34
  35 static void _om_set(struct ICData *ic, struct TagItem *tags, struct IntuitionBase *IntuitionBase)
  36 {
  37     struct TagItem *tag, *tstate = tags;
  38
  39     while ((tag = NextTagItem((const struct TagItem **)&tstate)))
  40     {
  41         switch(tag->ti_Tag)
  42         {
  43         case ICA_MAP:
  44             ic->ic_Mapping = (struct TagItem *)tag->ti_Data;
  45             break;
  46
  47         case ICA_TARGET:
  48             ic->ic_Target = (Object *)tag->ti_Data;
  49             break;
  50         }
  51     }
  52 }
  53
  54 IPTR ICClass__OM_NEW(Class *cl, Object *o, struct opSet *msg)
  55 {
  56     IPTR retval;
  57     struct ICData *ic;
  58     struct IntuitionBase *IntuitionBase = (struct IntuitionBase *)cl->cl_UserData;
  59
  60     DEBUG_IC(dprintf("dispatch_icclass: OM_NEW\n"));
  61
  62     retval = DoSuperMethodA(cl, o, (Msg)msg);
  63
  64     if (!retval) return (IPTR)FALSE;
  65
  66     ic = INST_DATA(cl, retval);
  67
  68     /* set some defaults */
  69     ic->ic_Target    = NULL;
  70     ic->ic_Mapping   = NULL;
  71     ic->ic_CloneTags = NULL;
  72
  73     _om_set(ic, msg->ops_AttrList, IntuitionBase);
  74
  75     return retval;
  76 }
  77
  78 IPTR ICClass__OM_SET(Class *cl, Object *o, struct opSet *msg)
  79 {
  80     struct ICData *ic = INST_DATA(cl, o);
  81     struct IntuitionBase *IntuitionBase = (struct IntuitionBase *)cl->cl_UserData;
  82
  83     DEBUG_IC(dprintf("dispatch_icclass: OM_SET\n"));
  84     _om_set(ic, msg->ops_AttrList, IntuitionBase);
  85     DEBUG_IC(dprintf("dispatch_icclass: OM_SET Map 0x%lx Target 0x%lx\n",ic->ic_Mapping,ic->ic_Target));
  86
  87     return (IPTR)TRUE;
  88 }
  89
  90 IPTR ICClass__OM_NOTIFY(Class *cl, Object *o, struct opUpdate *msg)
  91 {
  92     struct ICData *ic = INST_DATA(cl, o);
  93     IPTR retval;
  94     struct IntuitionBase *IntuitionBase = (struct IntuitionBase *)cl->cl_UserData;
  95
  96     /* Send update notification to target
  97      */
  98     DEBUG_IC(dprintf("dispatch_icclass: OM_NOTIFY\n"));
  99     DEBUG_IC(dprintf("dispatch_icclass: DoNotify\n"));
 100     retval = DoNotify(cl, o, ic, msg);
 101     DEBUG_IC(dprintf("dispatch_icclass: DoNotify done\n"));
 102
 103     return retval;
 104 }
 105
 106 IPTR ICClass__OM_DISPOSE(Class *cl, Object *o, Msg msg)
 107 {
 108     struct ICData *ic = INST_DATA(cl, o);
 109     struct IntuitionBase *IntuitionBase = (struct IntuitionBase *)cl->cl_UserData;
 110
 111     DEBUG_IC(dprintf("dispatch_icclass: OM_DISPOSE\n"));
 112     FreeICData(ic);
 113     DoSuperMethodA(cl, o, msg);
 114
 115     return (IPTR)TRUE;
 116 }
 117
 118 IPTR ICClass__OM_GET(Class *cl, Object *o, struct opGet *msg)
 119 {
 120     struct ICData *ic = INST_DATA(cl, o);
 121
 122     DEBUG_IC(dprintf("dispatch_icclass: OM_GET\n"));
 123     switch (msg->opg_AttrID)
 124     {
 125     case ICA_MAP:
 126         *msg->opg_Storage = (IPTR)ic->ic_Mapping;
 127         break;
 128
 129     case ICA_TARGET:
 130         *msg->opg_Storage = (IPTR)ic->ic_Target;
 131         break;
 132     }
 133
 134     return (IPTR)TRUE;
 135 }
 136
 137
 138 /*
 139  * NOTE: I current don't see the purpose of the ICM_* methods
 140  * this implementation could be WAY off base...
 141  *
 142  * stegerg: well, it is for example needed by modeclass which is
 143  * a superclass of icclass.
 144  *
 145  * IMPORTANT: ICM_SETLOOP, ICM_CLEARLOOP, ICM_CHECKLOOP are also
 146  * handled by gadgetclass: change here <-> change there!
 147  */
 148
 149 void ICClass__ICM_SETLOOP(Class *cl, Object *o, Msg msg)
 150 {
 151     struct ICData *ic = INST_DATA(cl, o);
 152
 153     /* set/increment loop counter    */
 154     ic->ic_LoopCounter += 1UL;
 155     DEBUG_IC(dprintf("dispatch_icclass: ICM_SETLOOP new LoopCounter %ld\n",ic->ic_LoopCounter));
 156 }
 157
 158 void ICClass__ICM_CLEARLOOP(Class *cl, Object *o, Msg msg)
 159 {
 160     struct ICData *ic = INST_DATA(cl, o);
 161
 162     /* clear/decrement loop counter */
 163     ic->ic_LoopCounter -= 1UL;
 164     DEBUG_IC(dprintf("dispatch_icclass: ICM_CLEAR new LoopCounter %ld\n",ic->ic_LoopCounter));
 165 }
 166
 167 IPTR ICClass__ICM_CHECKLOOP(Class *cl, Object *o, Msg msg)
 168 {
 169     struct ICData *ic = INST_DATA(cl, o);
 170
 171     /* get loop counter   */
 172     DEBUG_IC(dprintf("dispatch_icclass: ICM_CHECKLOOP new LoopCounter %ld\n",ic->ic_LoopCounter));
 173     return (IPTR)ic->ic_LoopCounter;
 174 }
 175
 176 /**********************************************************************************************/
 177