IFND INTUITION_CLASSUSR_I
INTUITION_CLASSUSR_I SET 1
**
** $Filename: intuition/classusr.i $
** $Release: 2.04 Includes, V37.4 $
** $Revision: 36.4 $
** $Date: 91/11/08 $
**
** For application users of Intuition object classes
**
**  (C) Copyright 1989-1999 Amiga, Inc.
**          All Rights Reserved
**



    IFND UTILITY_HOOKS_I
    INCLUDE "utility/hooks.i"
    ENDC

* beginning of "method message" passed to class dispatchers
 STRUCTURE Msg,0
    ULONG msg_MethodID
    ; method-specific data follows, some examples below

* For now, see the class id's for Intuition basic classes
* defined in classusr.h.  Sorry there aren't macros for the strings yet.

* dispatched method ID's
* NOTE: Applications should use Intuition entry points, not these,
* for NewObject, DisposeObject, SetAttrs, SetGadgetAttrs, and GetAttr.

    ENUM $101
    EITEM OM_NEW                ; 'object' parameter is "true class"
    EITEM OM_DISPOSE            ; delete self (no parameters)
    EITEM OM_SET                ; set attribute (list)
    EITEM OM_GET                ; return single attribute value
    EITEM OM_ADDTAIL            ; add self to a List
    EITEM OM_REMOVE             ; remove self from list (no parameters)
    EITEM OM_NOTIFY             ; send to self: notify dependents
    EITEM OM_UPDATE             ; notification message from someone
    EITEM OM_ADDMEMBER          ; used by various classes with lists
    EITEM OM_REMMEMBER          ; used by various classes with lists

* Parameter "Messages" passed to methods.
* NOTE: All of these parameter packets
* start off by the longword MethodID, but
* we don't redefine it for each structure.

* OM_NEW and OM_SET
 STRUCTURE opSet,4
    ; ULONG             MethodID
    APTR                ops_AttrList    ; new attributes
    APTR                ops_GInfo       ; always there for gadgets,
                                        ; but will be NULL for OM_NEW

* OM_NOTIFY, and OM_UPDATE
 STRUCTURE opUpdate,4
    ; ULONG             MethodID
    APTR                opu_AttrList    ; new attributes
    APTR                opu_GInfo       ; always there for gadgets,
                                        ; but will be NULL for OM_NEW
    ULONG               opu_Flags       ; defined below

* this flag means that the update message is being issued from
* something like an active gadget, ala GACT_FOLLOWMOUSE.  When
* the gadget goes inactive, it will issue a final update
* message with this bit cleared.  Examples of use are for
* GACT_FOLLOWMOUSE equivalents for propgadclass, and repeat strobes
* for buttons.

OPUB_INTERIM    EQU     0
OPUF_INTERIM    EQU     1

* OM_GET
 STRUCTURE opGet,4
    ; ULONG             MethodID
    ULONG               opg_AttrID
    APTR                opg_Storage     ; may be other types, but "int"
                                        ; types are all ULONG

* OM_ADDTAIL
 STRUCTURE opAddTail,4
    ; ULONG             MethodID
    APTR                opat_List

* OM_ADDMEMBER, OM_REMMEMBER

 STRUCTURE opMember,4
    ; ULONG             MethodID
    APTR                opam_Object

 ENDC   ; IFND INTUITION_CLASSUSR_I