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/**
*
* $Id: BaseClassP.h,v 1.2 2000/09/23 14:51:40 amai Exp $
*
* Copyright (C) 1995 Free Software Foundation, Inc.
* Copyright (C) 1995-2000 LessTif Development Team
*
* This file is part of the GNU LessTif Library.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
**/
#ifndef _XM_BASECLASSP_H
#define _XM_BASECLASSP_H
#include <Xm/XmP.h>
#ifdef __cplusplus
extern "C" {
#endif
#define _XmBCEPTR(wc) \
((XmBaseClassExt*)(&(((WidgetClass)(wc))->core_class.extension)))
#define _XmBCE(wc) \
((XmBaseClassExt)(((WidgetClass)(wc))->core_class.extension))
#define _XmGetBaseClassExtPtr(wc, owner) \
((_XmBCE(wc) && (((_XmBCE(wc))->record_type) == owner)) \
? _XmBCEPTR(wc) \
: ((XmBaseClassExt *)_XmGetClassExtensionPtr\
((XmGenericClassExt*)_XmBCEPTR(wc),owner)))
#define _XmGetFlagsBit(field, bit) \
(field[((bit) >> 3)]) & (1 << ((bit) & 0x07))
#define _XmSetFlagsBit(field, bit) \
(field[((bit) >> 3)] |= (1 << ((bit) & 0x07)))
#define _XmFastSubclassInit(wc, bit_field) \
{ \
if ((_Xm_fastPtr = _XmGetBaseClassExtPtr(wc, XmQmotif)) && \
(*_Xm_fastPtr)) \
_XmSetFlagsBit((*_Xm_fastPtr)->flags, bit_field) ; \
}
#define _XmIsFastSubclass(wc, bit) \
(((_Xm_fastPtr = _XmGetBaseClassExtPtr((wc), XmQmotif)) && (*_Xm_fastPtr)) \
? (_XmGetFlagsBit(((*_Xm_fastPtr)->flags), bit) \
? TRUE \
: FALSE) \
: FALSE)
#define XmBaseClassExtVersion 2L
typedef Cardinal (*XmGetSecResDataFunc)(WidgetClass,
XmSecondaryResourceData **);
typedef struct _XmObjectClassExtRec
{
XtPointer next_extension;
XrmQuark record_type;
long version;
Cardinal record_size;
} XmObjectClassExtRec, *XmObjectClassExt;
typedef struct _XmGenericClassExtRec {
XtPointer next_extension;
XrmQuark record_type;
long version;
Cardinal record_size;
} XmGenericClassExtRec, *XmGenericClassExt;
typedef struct _XmWrapperDataRec
{
struct _XmWrapperDataRec *next;
WidgetClass widgetClass;
XtInitProc initializeLeaf;
XtSetValuesFunc setValuesLeaf;
XtArgsProc getValuesLeaf;
XtRealizeProc realize;
XtWidgetClassProc classPartInitLeaf;
XtWidgetProc resize;
XtGeometryHandler geometry_manager;
} XmWrapperDataRec, *XmWrapperData;
typedef struct _XmBaseClassExtRec
{
XtPointer next_extension;
XrmQuark record_type;
long version;
Cardinal record_size;
XtInitProc initializePrehook;
XtSetValuesFunc setValuesPrehook;
XtInitProc initializePosthook;
XtSetValuesFunc setValuesPosthook;
WidgetClass secondaryObjectClass;
XtInitProc secondaryObjectCreate;
XmGetSecResDataFunc getSecResData;
unsigned char flags[32];
XtArgsProc getValuesPrehook;
XtArgsProc getValuesPosthook;
XtWidgetClassProc classPartInitPrehook;
XtWidgetClassProc classPartInitPosthook;
XtResourceList ext_resources;
XtResourceList compiled_ext_resources;
Cardinal num_ext_resources;
Boolean use_sub_resources;
XmWidgetNavigableProc widgetNavigable;
XmFocusChangeProc focusChange;
XmWrapperData wrapperData;
} XmBaseClassExtRec, *XmBaseClassExt;
typedef struct _XmWidgetExtDataRec
{
Widget widget;
Widget reqWidget;
Widget oldWidget;
} XmWidgetExtDataRec, *XmWidgetExtData;
extern XrmQuark XmQmotif;
extern int _XmInheritClass;
extern XmBaseClassExt *_Xm_fastPtr;
extern Boolean _XmIsSlowSubclass(WidgetClass wc,
unsigned int bit);
extern XmGenericClassExt *_XmGetClassExtensionPtr(XmGenericClassExt *lstHeadPtr,
XrmQuark owner);
extern void _XmPushWidgetExtData(Widget widget,
XmWidgetExtData data,
unsigned char extType);
extern void _XmPopWidgetExtData(Widget widget,
XmWidgetExtData *dataRtn,
unsigned char extType);
extern XmWidgetExtData _XmGetWidgetExtData(Widget widget,
unsigned char extType);
extern void _XmFreeWidgetExtData(Widget widget);
extern void _XmBaseClassPartInitialize(WidgetClass wc);
extern void _XmInitializeExtensions(void);
extern Boolean _XmIsStandardMotifWidgetClass(WidgetClass wc);
extern Cardinal _XmSecondaryResourceData(XmBaseClassExt bcePtr,
XmSecondaryResourceData **secResDataRtn,
XtPointer client_data,
String name,
String class_name,
XmResourceBaseProc basefunctionpointer);
extern void _XmTransformSubResources(XtResourceList comp_resources,
Cardinal num_comp_resources,
XtResourceList *resources,
Cardinal *num_resources);
/* Available with Motif 2.0 and up... */
extern Boolean _XmIsSubclassOf(WidgetClass wc, WidgetClass sclass);
#ifdef __cplusplus
}
#endif
#endif /* _XM_BASECLASSP_H */
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