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harbour-core/src/rtl/tobject.prg
Viktor Szakats 9f16c2bf8e 2017-08-13 18:27 UTC Viktor Szakats (vszakats users.noreply.github.com)
* *
    * update copyright headers with new FSF postal address
    * COPYING.txt -> LICENSE.txt (rest of repo to be synced)
2017-08-13 18:38:59 +00:00

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/*
* Base Object from which all object finally inherit
*
* Copyright 2000 J. Lefebvre <jfl@mafact.com> and RA. Cuylen <rac@mafact.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file LICENSE.txt. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA (or visit https://www.gnu.org/licenses/).
*
* As a special exception, the Harbour Project gives permission for
* additional uses of the text contained in its release of Harbour.
*
* The exception is that, if you link the Harbour libraries with other
* files to produce an executable, this does not by itself cause the
* resulting executable to be covered by the GNU General Public License.
* Your use of that executable is in no way restricted on account of
* linking the Harbour library code into it.
*
* This exception does not however invalidate any other reasons why
* the executable file might be covered by the GNU General Public License.
*
* This exception applies only to the code released by the Harbour
* Project under the name Harbour. If you copy code from other
* Harbour Project or Free Software Foundation releases into a copy of
* Harbour, as the General Public License permits, the exception does
* not apply to the code that you add in this way. To avoid misleading
* anyone as to the status of such modified files, you must delete
* this exception notice from them.
*
* If you write modifications of your own for Harbour, it is your choice
* whether to permit this exception to apply to your modifications.
* If you do not wish that, delete this exception notice.
*
*/
/* WARNING: Can not use the preprocessor, otherwise
it will auto inherit from itself. */
#include "hboo.ch"
#include "error.ch"
FUNCTION HBObject()
STATIC s_oClass
LOCAL oClass
IF s_oClass == NIL .AND. __clsLockDef( @s_oClass )
BEGIN SEQUENCE
oClass := HBClass():New( "HBObject",, @HBObject() )
#ifndef HB_CLP_STRICT
oClass:AddInline( "ISDERIVEDFROM" , {| Self, xPar1 | __objDerivedFrom( Self, xPar1 ) }, HB_OO_CLSTP_EXPORTED ) /* Xbase++ compatibility */
#endif
/* Class(y) */
oClass:AddInline( "ISKINDOF" , {| Self, xPar1 | __objDerivedFrom( Self, xPar1 ) }, HB_OO_CLSTP_EXPORTED )
oClass:AddMethod( "NEW" , @HBObject_New() , HB_OO_CLSTP_EXPORTED )
oClass:AddMethod( "INIT" , @HBObject_Init() , HB_OO_CLSTP_EXPORTED )
oClass:AddMethod( "ERROR", @HBObject_Error() , HB_OO_CLSTP_EXPORTED )
oClass:SetOnError( @HBObject_DftonError() )
oClass:AddInline( "MSGNOTFOUND" , {| Self, cMsg | ::Error( "Message not found", ::className(), cMsg, iif( hb_LeftEq( cMsg, "_" ), 1005, 1004 ) ) }, HB_OO_CLSTP_EXPORTED )
#if 0
oClass:AddMultiData( , , HB_OO_CLSTP_EXPORTED, { "CLASS" }, .F. )
oClass:AddInline( "ADDMETHOD" , {| Self, cMeth, pFunc, nScopeMeth | __clsAddMsg( __classH( Self ), cMeth, pFunc, HB_OO_MSG_METHOD, , iif( nScopeMeth == NIL, 1, nScopeMeth ) ) }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "ADDVAR" , {| Self, cVAR, nScopeMeth, uiData, hClass | __clsAddMsg( hClass := __classH( Self ), cVar , uidata := __cls_IncData( hClass ), HB_OO_MSG_ACCESS, , iif( nScopeMeth == NIL, 1, nScopeMeth ) ) , ;
__clsAddMsg( hClass , "_" + cVar , uiData , HB_OO_MSG_ASSIGN, , iif( nScopeMeth == NIL, 1, nScopeMeth ) ) }, HB_OO_CLSTP_EXPORTED )
/* These ones exist within Class(y), so we will probably try to implement it */
oClass:AddInline( "asString" , {| Self | ::class:name + " object" }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "asExpStr" , {| Self | }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "basicSize" , {| Self | Len( Self ) }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "become" , {| Self | }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "isEqual" , {| Self | }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "isScalar" , {| Self | }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "copy" , {| Self | }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "deepCopy" , {| Self | }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "deferred" , {| Self | }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "exec" , {| Self | }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "error" , {| Self | }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "hash" , {| Self | }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "null" , {| Self | }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "size" , {| Self | Len( Self ) }, HB_OO_CLSTP_EXPORTED )
/* No idea when those two could occur !!? */
oClass:AddInline( "wrongClass" , {| Self | }, HB_OO_CLSTP_EXPORTED )
oClass:AddInline( "badMethod" , {| Self | }, HB_OO_CLSTP_EXPORTED )
/* this one exist within VO and seem to be Auto Called when object ran out of scope */
oClass:AddInline( "Axit" , {| Self | }, HB_OO_CLSTP_EXPORTED )
#endif
oClass:Create()
ALWAYS
__clsUnlockDef( @s_oClass, oClass )
END SEQUENCE
ENDIF
#if 0
oInstance := s_oClass:Instance()
oInstance:class := s_oClass
RETURN oInstance
#endif
RETURN s_oClass:Instance()
STATIC FUNCTION HBObject_New( ... )
QSelf():Init( ... )
RETURN QSelf()
STATIC FUNCTION HBObject_Init()
RETURN QSelf()
STATIC FUNCTION HBObject_Dftonerror( ... )
RETURN QSelf():MsgNotFound( __GetMessage(), ... )
STATIC FUNCTION HBObject_Error( cDesc, cClass, cMsg, nCode )
hb_default( @nCode, 1004 )
RETURN __errRT_SBASE( iif( nCode == 1005, EG_NOVARMETHOD, EG_NOMETHOD ), nCode, cDesc, cClass + ":" + cMsg, 1, QSelf() )