git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16419 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			393 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			393 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
#ifndef WX_ACTIVE_X
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#define WX_ACTIVE_X
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#pragma warning( disable : 4101 4786)
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#pragma warning( disable : 4786)
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#include <wx/setup.h>
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#include <wx/wx.h>
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#include <wx/variant.h>
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#include <oleidl.h>
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#include <exdisp.h>
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#include <docobj.h>
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#include <iostream>
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#include <vector>
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#include <map>
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using namespace std;
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//////////////////////////////////////////
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// wxAutoOleInterface<Interface>
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// Template class for smart interface handling
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// - Automatically dereferences ole interfaces
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// - Smart Copy Semantics
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// - Can Create Interfaces
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// - Can query for other interfaces
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template <class I> class wxAutoOleInterface
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{
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	protected:
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    I *m_interface;
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	public:
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	// takes ownership of an existing interface
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	// Assumed to already have a AddRef() applied
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    explicit wxAutoOleInterface(I *pInterface = NULL) : m_interface(pInterface) {}
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	// queries for an interface 
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    wxAutoOleInterface(REFIID riid, IUnknown *pUnk) : m_interface(NULL)
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	{
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		QueryInterface(riid, pUnk);
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	};
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	// queries for an interface 
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    wxAutoOleInterface(REFIID riid, IDispatch *pDispatch) : m_interface(NULL)
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	{
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		QueryInterface(riid, pDispatch);
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	};
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	// Creates an Interface
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	wxAutoOleInterface(REFCLSID clsid, REFIID riid) : m_interface(NULL)
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	{
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		CreateInstance(clsid, riid);
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	};
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	// copy constructor
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    wxAutoOleInterface(const wxAutoOleInterface<I>& ti) : m_interface(NULL)
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    {
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		operator = (ti);
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    }
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	// assignment operator
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    wxAutoOleInterface<I>& operator = (const wxAutoOleInterface<I>& ti)
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    {
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		if (ti.m_interface)
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			ti.m_interface->AddRef();
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    	Free();
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        m_interface = ti.m_interface;
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        return *this;
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    }
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	// takes ownership of an existing interface
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	// Assumed to already have a AddRef() applied
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    wxAutoOleInterface<I>& operator = (I *&ti)
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    {
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    	Free();
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        m_interface = ti;
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        return *this;
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    }
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    ~wxAutoOleInterface()
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    {
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    	Free();
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    };
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    inline void Free()
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    {
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    	if (m_interface)
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        	m_interface->Release();
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        m_interface = NULL;
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    };
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	// queries for an interface 
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    HRESULT QueryInterface(REFIID riid, IUnknown *pUnk)
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	{
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		Free();
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		wxASSERT(pUnk != NULL);
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	    return pUnk->QueryInterface(riid, (void **) &m_interface);
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	};
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	// Create a Interface instance
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    HRESULT CreateInstance(REFCLSID clsid, REFIID riid)
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    {
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		Free();
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	    return CoCreateInstance(clsid, NULL, CLSCTX_ALL, riid, (void **) &m_interface);
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    };
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    inline operator I *() const {return m_interface;}
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    inline I* operator ->() {return m_interface;}
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	inline I** GetRef()	{return &m_interface;}
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	inline bool Ok() const	{return m_interface != NULL;}
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};
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wxString OLEHResultToString(HRESULT hr);
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wxString GetIIDName(REFIID riid);
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//#define __WXOLEDEBUG
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#ifdef __WXOLEDEBUG
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    #define WXOLE_TRACE(str) {OutputDebugString(str);OutputDebugString("\r\n");}
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    #define WXOLE_TRACEOUT(stuff)\
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    {\
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        ostringstream os;\
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        os << stuff << ends;\
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        WXOLE_TRACE(os.str().c_str());\
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    }
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    #define WXOLE_WARN(__hr,msg)\
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    {\
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        if (__hr != S_OK)\
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        {\
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            wxString s = "*** ";\
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            s += msg;\
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            s += " : "+ OLEHResultToString(__hr);\
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            WXOLE_TRACE(s.c_str());\
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        }\
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    }
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#else
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    #define WXOLE_TRACE(str)
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    #define WXOLE_TRACEOUT(stuff)
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    #define WXOLE_WARN(_proc,msg) {_proc;}
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#endif
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// Auto Initialisation
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class wxOleInit
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{
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	public:
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    static IMalloc *GetIMalloc();
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    wxOleInit();
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    ~wxOleInit();
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};
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#define DECLARE_OLE_UNKNOWN(cls)\
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	private:\
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    class TAutoInitInt\
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    {\
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    	public:\
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        LONG l;\
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        TAutoInitInt() : l(0) {}\
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    };\
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    TAutoInitInt refCount, lockCount;\
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    wxOleInit oleInit;\
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	static void _GetInterface(cls *self, REFIID iid, void **_interface, const char *&desc);\
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    public:\
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    LONG GetRefCount();\
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	HRESULT STDMETHODCALLTYPE QueryInterface(REFIID iid, void ** ppvObject);\
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	ULONG STDMETHODCALLTYPE AddRef();\
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	ULONG STDMETHODCALLTYPE Release();\
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    ULONG STDMETHODCALLTYPE AddLock();\
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	ULONG STDMETHODCALLTYPE ReleaseLock()
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#define DEFINE_OLE_TABLE(cls)\
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	LONG cls::GetRefCount() {return refCount.l;}\
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    HRESULT STDMETHODCALLTYPE cls::QueryInterface(REFIID iid, void ** ppvObject)\
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    {\
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        if (! ppvObject)\
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        {\
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            WXOLE_TRACE("*** NULL POINTER ***");\
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            return E_FAIL;\
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        };\
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        const char *desc = NULL;\
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        cls::_GetInterface(this, iid, ppvObject, desc);\
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        if (! *ppvObject)\
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        {\
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            WXOLE_TRACEOUT("<" << GetIIDName(iid).c_str() << "> Not Found");\
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            return E_NOINTERFACE;\
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        };\
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        WXOLE_TRACEOUT("QI : <" << desc <<">");\
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        ((IUnknown * )(*ppvObject))->AddRef();\
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        return S_OK;\
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    };\
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    ULONG STDMETHODCALLTYPE cls::AddRef()\
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    {\
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    	WXOLE_TRACEOUT(# cls << "::Add ref(" << refCount.l << ")");\
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        InterlockedIncrement(&refCount.l);\
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        return refCount.l;\
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    };\
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    ULONG STDMETHODCALLTYPE cls::Release()\
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    {\
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    	if (refCount.l > 0)\
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        {\
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	    	InterlockedDecrement(&refCount.l);\
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	    	WXOLE_TRACEOUT(# cls << "::Del ref(" << refCount.l << ")");\
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    	    if (refCount.l == 0)\
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        	{\
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            	delete this;\
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	            return 0;\
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	        };\
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	        return refCount.l;\
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        }\
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        else\
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        	return 0;\
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    }\
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    ULONG STDMETHODCALLTYPE cls::AddLock()\
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    {\
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    	WXOLE_TRACEOUT(# cls << "::Add Lock(" << lockCount.l << ")");\
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        InterlockedIncrement(&lockCount.l);\
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        return lockCount.l;\
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    };\
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    ULONG STDMETHODCALLTYPE cls::ReleaseLock()\
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    {\
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    	if (lockCount.l > 0)\
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        {\
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	        InterlockedDecrement(&lockCount.l);\
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	    	WXOLE_TRACEOUT(# cls << "::Del Lock(" << lockCount.l << ")");\
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    	    return lockCount.l;\
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        }\
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        else\
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        	return 0;\
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    }\
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    DEFINE_OLE_BASE(cls)
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#define DEFINE_OLE_BASE(cls)\
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	void cls::_GetInterface(cls *self, REFIID iid, void **_interface, const char *&desc)\
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	{\
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		*_interface = NULL;\
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	    desc = NULL;
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#define OLE_INTERFACE(_iid, _type)\
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    if (IsEqualIID(iid, _iid))\
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    {\
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        WXOLE_TRACE("Found Interface <" # _type ">");\
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    	*_interface = (IUnknown *) (_type *) self;\
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    	desc = # _iid;\
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        return;\
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    }
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#define OLE_IINTERFACE(_face) OLE_INTERFACE(IID_##_face, _face)
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#define OLE_INTERFACE_CUSTOM(func)\
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    if (func(self, iid, _interface, desc))\
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        return
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#define END_OLE_TABLE\
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	}
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class wxActiveX : public wxWindow {
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public:
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    ////////////////////////////////////////
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    // type stuff
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	class ParamX // refer to ELEMDESC, IDLDESC in MSDN
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	{
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	public:
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		USHORT	    flags;
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        bool isPtr, isSafeArray;
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		VARTYPE	    vt;
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        wxString    name;
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		inline bool IsIn() const		{return (flags & IDLFLAG_FIN) != 0;}
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		inline bool IsOut() const		{return (flags & IDLFLAG_FOUT) != 0;}
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		inline bool IsRetVal() const	{return (flags & IDLFLAG_FRETVAL) != 0;}
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	};
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	typedef vector<ParamX>	ParamXArray;
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    class FuncX // refer to FUNCDESC in MSDN
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    {
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    public:
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        wxString    name;
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        MEMBERID    memid;
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		bool		hasOut;
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		ParamXArray	params;
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    };
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    typedef vector<FuncX> FuncXArray;
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    typedef map<MEMBERID, int>  MemberIdList;
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    wxActiveX(wxWindow * parent, REFCLSID clsid, wxWindowID id = -1,
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        const wxPoint& pos = wxDefaultPosition,
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        const wxSize& size = wxDefaultSize,
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        long style = 0,
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        const wxString& name = wxPanelNameStr);
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    wxActiveX(wxWindow * parent, wxString progId, wxWindowID id = -1,
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        const wxPoint& pos = wxDefaultPosition,
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        const wxSize& size = wxDefaultSize,
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        long style = 0,
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        const wxString& name = wxPanelNameStr);
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	virtual ~wxActiveX();
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	void CreateActiveX(REFCLSID clsid);
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    void CreateActiveX(LPOLESTR progId);
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    // expose type info
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    inline int GetEventCount() const {return m_events.size();}
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    const FuncX& GetEvent(int idx) const;
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	HRESULT ConnectAdvise(REFIID riid, IUnknown *eventSink);
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	void OnSize(wxSizeEvent&);
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    void OnPaint(wxPaintEvent& event);
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    void OnMouse(wxMouseEvent& event);
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	void OnSetFocus(wxFocusEvent&);
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    void OnKillFocus(wxFocusEvent&);
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	DECLARE_EVENT_TABLE();
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protected:
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    friend class FrameSite;
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    friend class wxActiveXEvents;
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	typedef wxAutoOleInterface<IConnectionPoint>	wxOleConnectionPoint;
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	typedef pair<wxOleConnectionPoint, DWORD>		wxOleConnection;
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	typedef vector<wxOleConnection>					wxOleConnectionArray;
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    wxAutoOleInterface<IOleClientSite>      m_clientSite;
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    wxAutoOleInterface<IUnknown>            m_ActiveX;
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	wxAutoOleInterface<IOleObject>			m_oleObject;
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	wxAutoOleInterface<IOleInPlaceObject>	m_oleInPlaceObject;
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    wxAutoOleInterface<IOleInPlaceActiveObject>
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                                            m_oleInPlaceActiveObject;
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    wxAutoOleInterface<IOleDocumentView>	m_docView;
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    wxAutoOleInterface<IViewObject>	        m_viewObject;
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	HWND m_oleObjectHWND;
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    bool m_bAmbientUserMode;
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    DWORD m_docAdviseCookie;
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	wxOleConnectionArray					m_connections;
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    HRESULT AmbientPropertyChanged(DISPID dispid);
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	void GetTypeInfo();
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	void GetTypeInfo(ITypeInfo *ti, bool defEventSink);
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    // events
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    FuncXArray      m_events;
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    MemberIdList    m_eventsIdx;
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    long MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
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};
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// events
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class wxActiveXEvent : public wxCommandEvent
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{
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private:
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    friend class wxActiveXEvents;
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    wxVariant m_params;
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public:
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    virtual wxEvent *Clone() const { return new wxActiveXEvent(*this); }
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    wxString EventName();
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    int ParamCount() const;
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    wxString ParamType(int idx);
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    wxString ParamName(int idx);
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    wxVariant  operator[] (int idx) const;
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    wxVariant& operator[] (int idx);
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    wxVariant  operator[] (wxString name) const;
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    wxVariant& operator[] (wxString name);
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};
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const wxEventType& RegisterActiveXEvent(const wxChar *eventName);
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const wxEventType& RegisterActiveXEvent(DISPID event);
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typedef void (wxEvtHandler::*wxActiveXEventFunction)(wxActiveXEvent&);
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#define EVT_ACTIVEX(id, eventName, fn) DECLARE_EVENT_TABLE_ENTRY(RegisterActiveXEvent(wxT(eventName)), id, -1, (wxObjectEventFunction) (wxEventFunction) (wxActiveXEventFunction) & fn, (wxObject *) NULL ),
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#define EVT_ACTIVEX_DISPID(id, eventDispId, fn) DECLARE_EVENT_TABLE_ENTRY(RegisterActiveXEvent(eventDispId), id, -1, (wxObjectEventFunction) (wxEventFunction) (wxActiveXEventFunction) & fn, (wxObject *) NULL ),
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//util
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bool MSWVariantToVariant(VARIANTARG& va, wxVariant& vx);
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bool VariantToMSWVariant(wxVariant& vx, VARIANTARG& va);
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#endif /* _IEHTMLWIN_H_ */
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