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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qaxbindable.h</h1>

<p>This is the verbatim text of the qaxbindable.h include file. It is provided only for illustration; the copyright remains with Trolltech.
<hr>
<pre>
/****************************************************************************
** $Id: qt/qaxbindable.h   3.3.8   edited Jan 11 14:46 $
**
** Declaration of the TQAxBindable class
**
** Copyright (C) 2001-2007 Trolltech ASA.  All rights reserved.
**
** This file is part of the Active TQt integration.
**
** Licensees holding valid TQt Enterprise Edition
** licenses for Windows may use this file in accordance with the TQt Commercial
** License Agreement provided with the Software.
**
** This file is not available for use under any other license without
** express written permission from the copyright holder.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/pricing.html or email [email protected] for
**   information about TQt Commercial License Agreements.
**
** Contact [email protected] if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/

#ifndef TQAXBINDABLE_H
#define TQAXBINDABLE_H

#include &lt;qwidget.h&gt;
#include &lt;private/qcom_p.h&gt;

struct IAxServerBase;
struct IUnknown;

class TQAxAggregated
{
    friend class TQAxServerBase;
public:
    virtual long queryInterface( const TQUuid &amp;iid, void **iface ) = 0;

protected:
    virtual ~TQAxAggregated();

    IUnknown *controllingUnknown() const
    { return controlling_unknown; }
    TQWidget *widget() const 
    { 
	if ( the_object &amp;&amp; the_object-&gt;isWidgetType() )
	    return (TQWidget*)the_object;
	return 0;
    }
    TQObject *object() const { return the_object; }

private:
    IUnknown *controlling_unknown;
    TQObject *the_object;
};

#define TQAXAGG_IUNKNOWN \
    HRESULT WINAPI QueryInterface( REFIID iid, LPVOID *iface ) { \
    return controllingUnknown()-&gt;QueryInterface( iid, iface ); } \
    ULONG WINAPI AddRef() {return controllingUnknown()-&gt;AddRef(); } \
    ULONG WINAPI Release() {return controllingUnknown()-&gt;Release(); } \


class TQAxBindable
{
    friend class TQAxServerBase;
public:
    TQAxBindable();
    virtual ~TQAxBindable();
    
    virtual TQAxAggregated *createAggregate();
    static void reportError( int code, const TQString &amp;src, const TQString &amp;desc, const TQString &amp;help = TQString::null );

protected:
    bool requestPropertyChange( const char *property );
    void propertyChanged( const char *property );

    IUnknown *clientSite() const;

private:
    IAxServerBase *activex;
};

#endif // TQAXBINDABLE_H
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