qcom.h

Trolltech公司发布的图形界面操作系统。可在qt-embedded-2.3.7平台上编译为嵌入式图形界面操作系统。

/**********************************************************************
** Copyright (C) 2000-2002 Trolltech AS.  All rights reserved.
**
** This file is part of the Qtopia Environment.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** 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/gpl/ for GPL licensing information.
**
** Contact [e-mail] if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/

#include <qnamespace.h>
#include <qtopia/qpeglobal.h>
#if (QT_VERSION-0 >= 0x030000)
#include <private/qcom_p.h>
#else

#ifndef QCOM_H
#define QCOM_H
#include <qstringlist.h>

#ifndef QT_NO_COMPONENT

#include <qtopia/quuid.h>

#define QRESULT         unsigned long
#define QS_OK           (QRESULT)0x00000000
#define QS_FALSE        (QRESULT)0x00000001

#define QE_NOTIMPL      (QRESULT)0x80000001
#define QE_OUTOFMEMORY  (QRESULT)0x80000002
#define QE_INVALIDARG   (QRESULT)0x80000003
#define QE_NOINTERFACE  (QRESULT)0x80000004
#define QE_NOCOMPONENT  (QRESULT)0x80000005

// {1D8518CD-E8F5-4366-99E8-879FD7E482DE}
#ifndef IID_QUnknown
#define IID_QUnknown QUuid(0x1d8518cd, 0xe8f5, 0x4366, 0x99, 0xe8, 0x87, 0x9f, 0xd7, 0xe4, 0x82, 0xde)
#endif

#if (defined(Q_OS_WIN32) || defined(Q_OS_WIN64) )

#  if defined(QTOPIA_PLUGIN_MAKEDLL)   /* create a Qt DLL library for qtopia */
#    if defined(QTOPIA_PLUGIN_DLL)
#      undef QTOPIA_PLUGIN_DLL
#    endif
#    define QTOPIA_PLUGIN_EXPORT  __declspec(dllexport)
#    define QTOPIA_PLUGIN_TEMPLATE_EXTERN
#    define QTOPIA_PLUGIN_TEMPLATEDLL
#    undef  QTOPIA_PLUGIN_DISABLE_COPY /* avoid unresolved externals */
#  elif defined(QTOPIA_PLUGIN_DLL) || defined (QT_DLL)         /* use a Qt DLL library */
#    define QTOPIA_PLUGIN_EXPORT  __declspec(dllimport)
#    define QTOPIA_PLUGIN_TEMPLATE_EXTERN /*extern*/
#    define QTOPIA_PLUGIN_TEMPLATEDLL
#    undef  QTOPIA_PLUGIN_DISABLE_COPY /* avoid unresolved externals */
#  else
#    define QTOPIA_PLUGIN_EXPORT	
#  endif
#else
#    define QTOPIA_PLUGIN_EXPORT
#endif

struct QTOPIA_PLUGIN_EXPORT QUnknownInterface
{
    virtual QRESULT queryInterface( const QUuid&, QUnknownInterface** ) = 0;
    virtual ulong   addRef() = 0;
    virtual ulong   release() = 0;
};

#ifdef QTOPIA_FAKE_COMPONENT
#include <qdict.h>
extern QDict<QUnknownInterface> *fakeFiles;
#endif

// {D16111D4-E1E7-4C47-8599-24483DAE2E07}
#ifndef IID_QLibrary
#define IID_QLibrary QUuid( 0xd16111d4, 0xe1e7, 0x4c47, 0x85, 0x99, 0x24, 0x48, 0x3d, 0xae, 0x2e, 0x07)
#endif
 
struct QTOPIA_PLUGIN_EXPORT QLibraryInterface : public QUnknownInterface
{
    virtual bool    init() = 0;
    virtual void    cleanup() = 0;
    virtual bool    canUnload() const = 0;
};

#ifndef QTOPIA_FAKE_COMPONENT
#define Q_CREATE_INSTANCE( IMPLEMENTATION )         \
	IMPLEMENTATION *i = new IMPLEMENTATION; \
	QUnknownInterface* iface = 0;                   \
	i->queryInterface( IID_QUnknown, &iface );      \
	return iface;
#else
#define Q_CREATE_INSTANCE( IMPLEMENTATION ) \
	if (!fakeFiles) \
	    fakeFiles = new QDict<QUnknownInterface> (); \
	fakeFiles->insert(MYMAGICALPATH,new IMPLEMENTATION); \
	return 1;
#endif

#ifndef QTOPIA_FAKE_COMPONENT
#ifndef Q_OS_WIN32 
#define Q_EXPORT_INTERFACE() \
	extern "C" QUnknownInterface* ucm_instantiate()
#else
#define Q_EXPORT_INTERFACE() \
	extern "C" QTOPIA_PLUGIN_EXPORT QUnknownInterface* ucm_instantiate()
#endif
#else
#define Q_EXPORT_INTERFACE() \
    extern QDict<QUnknownInterface> *fakeFiles; \
    static int exportInterface(); \
    static int foo = exportInterface(); \
    int exportInterface()
#endif


#define Q_REFCOUNT  ulong addRef() {return ref++;}ulong release() {if(!--ref){delete this;return 0;}return ref;}

#else // QT_NO_COMPONENT

struct Q_EXPORT QUnknownInterface
{
};

#endif // QT_NO_COMPONENT

#endif // QCOM_H

#endif // qt >= 3.0