113 lines
3.5 KiB
C++
113 lines
3.5 KiB
C++
/////////////////////////////////////////////////////////////////////////////
|
|
// Name: wx/xtihandler.h
|
|
// Purpose: XTI handlers
|
|
// Author: Stefan Csomor
|
|
// Modified by: Francesco Montorsi
|
|
// Created: 27/07/03
|
|
// Copyright: (c) 1997 Julian Smart
|
|
// (c) 2003 Stefan Csomor
|
|
// Licence: wxWindows licence
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef _XTIHANDLER_H_
|
|
#define _XTIHANDLER_H_
|
|
|
|
#include "wx/defs.h"
|
|
|
|
#if wxUSE_EXTENDED_RTTI
|
|
|
|
#include "wx/xti.h"
|
|
|
|
// copied from event.h which cannot be included at this place
|
|
|
|
class WXDLLIMPEXP_FWD_BASE wxEvent;
|
|
|
|
#ifdef __VISUALC__
|
|
#define wxMSVC_FWD_MULTIPLE_BASES __multiple_inheritance
|
|
#else
|
|
#define wxMSVC_FWD_MULTIPLE_BASES
|
|
#endif
|
|
|
|
class WXDLLIMPEXP_FWD_BASE wxMSVC_FWD_MULTIPLE_BASES wxEvtHandler;
|
|
typedef void (wxEvtHandler::*wxEventFunction)(wxEvent&);
|
|
typedef wxEventFunction wxObjectEventFunction;
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Handler Info
|
|
//
|
|
// this describes an event sink
|
|
// ----------------------------------------------------------------------------
|
|
|
|
class WXDLLIMPEXP_BASE wxHandlerInfo
|
|
{
|
|
friend class WXDLLIMPEXP_BASE wxDynamicClassInfo;
|
|
|
|
public:
|
|
wxHandlerInfo(wxHandlerInfo* &iter,
|
|
wxClassInfo* itsClass,
|
|
const wxString& name,
|
|
wxObjectEventFunction address,
|
|
const wxClassInfo* eventClassInfo) :
|
|
m_eventFunction(address),
|
|
m_name(name),
|
|
m_eventClassInfo(eventClassInfo),
|
|
m_itsClass(itsClass)
|
|
{
|
|
Insert(iter);
|
|
}
|
|
|
|
~wxHandlerInfo()
|
|
{ Remove(); }
|
|
|
|
// return the name of this handler
|
|
const wxString& GetName() const { return m_name; }
|
|
|
|
// return the class info of the event
|
|
const wxClassInfo *GetEventClassInfo() const { return m_eventClassInfo; }
|
|
|
|
// get the handler function pointer
|
|
wxObjectEventFunction GetEventFunction() const { return m_eventFunction; }
|
|
|
|
// returns NULL if this is the last handler of this class
|
|
wxHandlerInfo* GetNext() const { return m_next; }
|
|
|
|
// return the class this property is declared in
|
|
const wxClassInfo* GetDeclaringClass() const { return m_itsClass; }
|
|
|
|
private:
|
|
|
|
// inserts this handler at the end of the linked chain which begins
|
|
// with "iter" handler.
|
|
void Insert(wxHandlerInfo* &iter);
|
|
|
|
// removes this handler from the linked chain of the m_itsClass handlers.
|
|
void Remove();
|
|
|
|
wxObjectEventFunction m_eventFunction;
|
|
wxString m_name;
|
|
const wxClassInfo* m_eventClassInfo;
|
|
wxHandlerInfo* m_next;
|
|
wxClassInfo* m_itsClass;
|
|
};
|
|
|
|
#define wxHANDLER(name,eventClassType) \
|
|
static wxHandlerInfo _handlerInfo##name( first, class_t::GetClassInfoStatic(), \
|
|
wxT(#name), (wxObjectEventFunction) (wxEventFunction) &name, \
|
|
wxCLASSINFO( eventClassType ) );
|
|
|
|
#define wxBEGIN_HANDLERS_TABLE(theClass) \
|
|
wxHandlerInfo *theClass::GetHandlersStatic() \
|
|
{ \
|
|
typedef theClass class_t; \
|
|
static wxHandlerInfo* first = NULL;
|
|
|
|
#define wxEND_HANDLERS_TABLE() \
|
|
return first; }
|
|
|
|
#define wxEMPTY_HANDLERS_TABLE(theClass) \
|
|
wxBEGIN_HANDLERS_TABLE(theClass) \
|
|
wxEND_HANDLERS_TABLE()
|
|
|
|
#endif // wxUSE_EXTENDED_RTTI
|
|
#endif // _XTIHANDLER_H_
|