OSGQTWindow.cpp

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/*---------------------------------------------------------------------------*\
 *                                OpenSG                                     *
 *                                                                           *
 *                                                                           *
 *             Copyright (C) 2000-2002 by the OpenSG Forum                   *
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 *                            www.opensg.org                                 *
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 *   contact: dirk@opensg.org, gerrit.voss@vossg.org, jbehr@zgdv.de          *
 *                                                                           *
\*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*\
 *                                License                                    *
 *                                                                           *
 * This library is free software; you can redistribute it and/or modify it   *
 * under the terms of the GNU Library General Public License as published    *
 * by the Free Software Foundation, version 2.                               *
 *                                                                           *
 * This library is distributed in the hope that it will be useful, but       *
 * WITHOUT ANY WARRANTY; without even the implied warranty of                *
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU         *
 * Library General Public License for more details.                          *
 *                                                                           *
 * You should have received a copy of the GNU Library General Public         *
 * License along with this library; if not, write to the Free Software       *
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.                 *
 *                                                                           *
\*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*\
 *                                Changes                                    *
 *                                                                           *
 *                                                                           *
 *                                                                           *
 *                                                                           *
 *                                                                           *
 *                                                                           *
\*---------------------------------------------------------------------------*/

//---------------------------------------------------------------------------
//  Includes
//---------------------------------------------------------------------------

#include <stdlib.h>
#include <stdio.h>

#include <OSGConfig.h>

#define OSG_COMPILEWINDOWQTINST

#include "OSGQTWindow.h"


OSG_USING_NAMESPACE

/*----------------------- constructors & destructors ----------------------*/


QTWindow::QTWindow(void) :
    Inherited()
{
}


QTWindow::QTWindow(const QTWindow &source) :
    Inherited(source)
{
}


QTWindow::~QTWindow(void)
{
}

/*----------------------------- class specific ----------------------------*/


bool qtVersionCheckWrapper(void)
{
    if(strcmp(qVersion(), QT_VERSION_STR))
    {
        FWARNING(("WindowQTLib was compiled against QT version %s, but "
                  "the application is using %s!", QT_VERSION_STR, qVersion()));
        FWARNING(("This might result in problems. It usually doesn't, but be"
                  " warned."));
    }
    return true;
}

static StaticInitFuncWrapper qtVersionCheck(qtVersionCheckWrapper);


void QTWindow::initMethod (void)
{
}


void QTWindow::changed(BitVector whichField, UInt32 origin)
{
    Inherited::changed(whichField, origin);
}


void QTWindow::dump(      UInt32    ,
                         const BitVector ) const
{
    SLOG << "Dump QTWindow NI" << std::endl;
}


/*-------------------------- your_category---------------------------------*/


void QTWindow::init( void )
{
#ifdef WIN32
    if(getGlWidget() != NULL)
    {
        setHwnd(getGlWidget()->winId());

        Inherited::init();
    }
#else
    XVisualInfo *vi;

    setDisplay(XOpenDisplay(NULL));
    setWindow(((QWidget*)getGlWidget())->winId());

    // get the existing glWidget's visual-id and a visual for the new context
    XVisualInfo visInfo;
    memset(&visInfo, 0, sizeof(XVisualInfo));
    visInfo.visualid = XVisualIDFromVisual(
                       ((Visual*)getGlWidget()->context()->device()->x11Visual()));
    int nvis;
    vi = XGetVisualInfo( getDisplay(), VisualIDMask, &visInfo, &nvis );

    // is the visual GL-capable ?
    int useGL;
    glXGetConfig( getDisplay(),
                  vi,
                  GLX_USE_GL,
                  &useGL );
    if (!useGL)
    {
        SFATAL << "Visual is not OpenGL-capable!" << endLog;
    }

    // create the new context
    setContext(glXCreateContext(getDisplay(), vi, None, GL_TRUE));
#endif

    activate();
    setupGL();
}


#include <OSGMFieldTypeDef.inl>
#include <OSGSFieldTypeDef.inl>

OSG_BEGIN_NAMESPACE

// doxygen can't find this
#ifndef OSG_DO_DOC

DataType FieldDataTraits<OSGQGLWidgetP>::_type("OSGQGLWidgetP", NULL);

#endif

OSG_DLLEXPORT_SFIELD_DEF1(OSGQGLWidgetP, OSG_WINDOWQTLIB_DLLTMPLMAPPING);
OSG_DLLEXPORT_MFIELD_DEF1(OSGQGLWidgetP, OSG_WINDOWQTLIB_DLLTMPLMAPPING);

OSG_END_NAMESPACE

/*-------------------------------------------------------------------------*/
/*                              cvs id's                                   */

#ifdef __sgi
#pragma set woff 1174
#endif

#ifdef OSG_LINUX_ICC
#pragma warning( disable : 177 )
#endif

namespace
{
    static char cvsid_cpp[] = "@(#)$Id: $";
    static char cvsid_hpp[] = OSGQTWINDOW_HEADER_CVSID;
    static char cvsid_inl[] = OSGQTWINDOW_INLINE_CVSID;

    static Char8 cvsid_fields_hpp[] = OSGQTWINDOWFIELDS_HEADER_CVSID;
    static Char8 cvsid_datafields_hpp[] = OSGQTWINDOWDATAFIELDS_HEADER_CVSID;
}

---