wxWidgets/include/wx/msw/ole/automtn.h

102 lines
4.1 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: automtn.h
// Purpose: OLE automation utilities
// Author: Julian Smart
// Modified by:
// Created: 11/6/98
// RCS-ID: $Id$
// Copyright: (c) 1998, Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_AUTOMTN_H_
#define _WX_AUTOMTN_H_
#include "wx/defs.h"
#if wxUSE_OLE_AUTOMATION
#include "wx/object.h"
#include "wx/variant.h"
typedef void WXIDISPATCH;
typedef unsigned short* WXBSTR;
#ifdef GetObject
#undef GetObject
#endif
/*
* wxAutomationObject
* Wraps up an IDispatch pointer and invocation; does variant conversion.
*/
class WXDLLEXPORT wxAutomationObject: public wxObject
{
public:
wxAutomationObject(WXIDISPATCH* dispatchPtr = NULL);
virtual ~wxAutomationObject();
// Set/get dispatch pointer
inline void SetDispatchPtr(WXIDISPATCH* dispatchPtr) { m_dispatchPtr = dispatchPtr; }
inline WXIDISPATCH* GetDispatchPtr() const { return m_dispatchPtr; }
// Get a dispatch pointer from the current object associated
// with a class id, such as "Excel.Application"
bool GetInstance(const wxString& classId) const;
// Get a dispatch pointer from a new instance of the the class
bool CreateInstance(const wxString& classId) const;
// Low-level invocation function. Pass either an array of variants,
// or an array of pointers to variants.
bool Invoke(const wxString& member, int action,
wxVariant& retValue, int noArgs, wxVariant args[], const wxVariant* ptrArgs[] = 0) const;
// Invoke a member function
wxVariant CallMethod(const wxString& method, int noArgs, wxVariant args[]);
wxVariant CallMethodArray(const wxString& method, int noArgs, const wxVariant **args);
// Convenience function
wxVariant CallMethod(const wxString& method,
const wxVariant& arg1 = wxNullVariant, const wxVariant& arg2 = wxNullVariant,
const wxVariant& arg3 = wxNullVariant, const wxVariant& arg4 = wxNullVariant,
const wxVariant& arg5 = wxNullVariant, const wxVariant& arg6 = wxNullVariant);
// Get/Put property
wxVariant GetProperty(const wxString& property, int noArgs = 0, wxVariant args[] = (wxVariant*) NULL) const;
wxVariant GetPropertyArray(const wxString& property, int noArgs, const wxVariant **args) const;
wxVariant GetProperty(const wxString& property,
const wxVariant& arg1, const wxVariant& arg2 = wxNullVariant,
const wxVariant& arg3 = wxNullVariant, const wxVariant& arg4 = wxNullVariant,
const wxVariant& arg5 = wxNullVariant, const wxVariant& arg6 = wxNullVariant);
bool PutPropertyArray(const wxString& property, int noArgs, const wxVariant **args);
bool PutProperty(const wxString& property, int noArgs, wxVariant args[]) ;
bool PutProperty(const wxString& property,
const wxVariant& arg1, const wxVariant& arg2 = wxNullVariant,
const wxVariant& arg3 = wxNullVariant, const wxVariant& arg4 = wxNullVariant,
const wxVariant& arg5 = wxNullVariant, const wxVariant& arg6 = wxNullVariant);
// Uses DISPATCH_PROPERTYGET
// and returns a dispatch pointer. The calling code should call Release
// on the pointer, though this could be implicit by constructing an wxAutomationObject
// with it and letting the destructor call Release.
WXIDISPATCH* GetDispatchProperty(const wxString& property, int noArgs, wxVariant args[]) const;
WXIDISPATCH* GetDispatchProperty(const wxString& property, int noArgs, const wxVariant **args) const;
// A way of initialising another wxAutomationObject with a dispatch object,
// without having to deal with nasty IDispatch pointers.
bool GetObject(wxAutomationObject& obj, const wxString& property, int noArgs = 0, wxVariant args[] = (wxVariant*) NULL) const;
bool GetObject(wxAutomationObject& obj, const wxString& property, int noArgs, const wxVariant **args) const;
public:
WXIDISPATCH* m_dispatchPtr;
DECLARE_NO_COPY_CLASS(wxAutomationObject)
};
#endif // wxUSE_OLE_AUTOMATION
#endif // _WX_AUTOMTN_H_