e8b6d59d51
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1132 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
117 lines
4.1 KiB
C++
117 lines
4.1 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: automtn.h
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// Purpose: OLE automation utilities
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// Author: Julian Smart
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// Modified by:
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// Created: 11/6/98
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// RCS-ID: $Id$
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// Copyright: (c) 1998, Julian Smart
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// Licence: wxWindows Licence
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/////////////////////////////////////////////////////////////////////////////
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#ifdef __GNUG__
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#pragma interface "automtn.h"
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#endif
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#ifndef _WX_AUTOMTN_H_
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#define _WX_AUTOMTN_H_
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#include "wx/object.h"
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#include "wx/variant.h"
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typedef void WXIDISPATCH;
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typedef unsigned short* WXBSTR;
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/*
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* wxAutomationObject
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* Wraps up an IDispatch pointer and invocation; does variant conversion.
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*/
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class wxAutomationObject: public wxObject
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{
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public:
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wxAutomationObject(WXIDISPATCH* dispatchPtr = NULL);
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~wxAutomationObject();
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// Set/get dispatch pointer
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inline void SetDispatchPtr(WXIDISPATCH* dispatchPtr) { m_dispatchPtr = dispatchPtr; };
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inline WXIDISPATCH* GetDispatchPtr() const { return m_dispatchPtr; }
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// Get a dispatch pointer from the current object associated
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// with a class id, such as "Excel.Application"
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bool GetInstance(const wxString& classId) const;
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// Get a dispatch pointer from a new instance of the the class
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bool CreateInstance(const wxString& classId) const;
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// Low-level invocation function. Pass either an array of variants,
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// or an array of pointers to variants.
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bool Invoke(const wxString& member, int action,
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wxVariant& retValue, int noArgs, wxVariant args[], const wxVariant* ptrArgs[] = 0) const;
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// Invoke a member function
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wxVariant CallMethod(const wxString& method, int noArgs, wxVariant args[]);
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// Convenience function
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wxVariant CallMethod(const wxString& method,
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const wxVariant& arg1 = wxNullVariant, const wxVariant& arg2 = wxNullVariant,
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const wxVariant& arg3 = wxNullVariant, const wxVariant& arg4 = wxNullVariant,
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const wxVariant& arg5 = wxNullVariant, const wxVariant& arg6 = wxNullVariant);
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// Get/Put property
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wxVariant GetProperty(const wxString& property, int noArgs = 0, wxVariant args[] = (wxVariant*) NULL) const;
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wxVariant GetProperty(const wxString& property,
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const wxVariant& arg1, const wxVariant& arg2 = wxNullVariant,
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const wxVariant& arg3 = wxNullVariant, const wxVariant& arg4 = wxNullVariant,
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const wxVariant& arg5 = wxNullVariant, const wxVariant& arg6 = wxNullVariant);
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bool PutProperty(const wxString& property, int noArgs, wxVariant args[]) ;
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bool PutProperty(const wxString& property,
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const wxVariant& arg1, const wxVariant& arg2 = wxNullVariant,
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const wxVariant& arg3 = wxNullVariant, const wxVariant& arg4 = wxNullVariant,
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const wxVariant& arg5 = wxNullVariant, const wxVariant& arg6 = wxNullVariant);
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// Uses DISPATCH_PROPERTYGET
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// and returns a dispatch pointer. The calling code should call Release
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// on the pointer, though this could be implicit by constructing an wxAutomationObject
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// with it and letting the destructor call Release.
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WXIDISPATCH* GetDispatchProperty(const wxString& property, int noArgs, wxVariant args[]) const;
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// A way of initialising another wxAutomationObject with a dispatch object,
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// without having to deal with nasty IDispatch pointers.
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bool GetObject(wxAutomationObject& obj, const wxString& property, int noArgs = 0, wxVariant args[] = (wxVariant*) NULL) const;
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// Convert variants
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static bool ConvertVariantToOle(const wxVariant& variant, VARIANTARG& oleVariant) ;
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static bool ConvertOleToVariant(const VARIANTARG& oleVariant, wxVariant& variant) ;
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public:
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WXIDISPATCH* m_dispatchPtr;
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};
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// wrapper around BSTR type (by Vadim Zeitlin)
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class BasicString
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{
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public:
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// ctors & dtor
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BasicString(const char *sz);
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~BasicString();
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// accessors
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// just get the string
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operator BSTR() const { return m_wzBuf; }
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// retrieve a copy of our string - caller must SysFreeString() it later!
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BSTR Get() const { return SysAllocString(m_wzBuf); }
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private:
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// @@@ not implemented (but should be)
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BasicString(const BasicString&);
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BasicString& operator=(const BasicString&);
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OLECHAR *m_wzBuf; // actual string
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};
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#endif
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// _WX_AUTOMTN_H_
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