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# qwindowdefs.h

This is the verbatim text of the qwindowdefs.h include file. It is provided only for illustration; the copyright remains with Trolltech.

    /****************************************************************************
    ** $Id: qt/src/kernel/qwindowdefs.h   2.3.1   edited 2001-02-17 $
    **
    ** Definition of general window system dependent functions, types and
    ** constants
    **
    ** Created : 931029
    **
    ** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
    **
    ** This file is part of the kernel module of the Qt GUI Toolkit.
    **
    ** This file may be distributed under the terms of the Q Public License
    ** as defined by Trolltech AS of Norway and appearing in the file
    ** LICENSE.QPL included in the packaging of this file.
    **
    ** 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.
    **
    ** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
    ** licenses may use this file in accordance with the Qt Commercial License
    ** Agreement provided with the Software.
    **
    ** 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 sales@trolltech.com for
    **   information about Qt Commercial License Agreements.
    ** See http://www.trolltech.com/qpl/ for QPL licensing information.
    ** See http://www.trolltech.com/gpl/ for GPL licensing information.
    **
    ** Contact info@trolltech.com if any conditions of this licensing are
    ** not clear to you.
    **
    **********************************************************************/

    #ifndef QWINDOWDEFS_H
    #define QWINDOWDEFS_H

    #ifndef QT_H
    #include "qobjectdefs.h"
    #include "qstring.h"
    #include "qnamespace.h"
    #endif // QT_H

    #include <limits.h>

    // Class forward definitions

    class QPaintDevice;
    class QPaintDeviceMetrics;
    class QWidget;
    class QWidgetMapper;
    class QDialog;
    class QColor;
    class QColorGroup;
    class QPalette;
    class QCursor;
    class QPoint;
    class QSize;
    class QRect;
    class QPointArray;
    class QPainter;
    class QRegion;
    class QFont;
    class QFontMetrics;
    class QFontInfo;
    class QPen;
    class QBrush;
    class QWMatrix;
    class QPixmap;
    class QBitmap;
    class QMovie;
    class QImage;
    class QImageIO;
    class QPicture;
    class QPrinter;
    class QAccel;
    class QTimer;
    class QTime;
    class QClipboard;

    // Widget list (defined in qwidgetlist.h)

    class QWidgetList;
    class QWidgetListIt;

    // Window system dependent definitions

    #if defined(_WS_MAC_)

    typedef void * HANDLE;
    typedef int WId;
    typedef void * MSG;

    #endif

    #if defined(_WS_WIN_)
    #include "qwindowdefs_win.h"
    #endif // _WS_WIN_

    #if defined(_WS_X11_)

    #if QT_VERSION > 290
    #error "define WId and friends to ulong always"
    #endif

    #if defined(UINT_MAX) && defined(ULONG_MAX) && (ULONG_MAX > UINT_MAX)
    typedef unsigned long  WId;
    typedef unsigned long  HANDLE;
    #else
    typedef unsigned int  WId;
    typedef unsigned int  HANDLE;
    #endif

    typedef struct _XDisplay Display;
    typedef union  _XEvent XEvent;
    typedef struct _XGC *GC;
    typedef struct _XRegion *Region;

    Q_EXPORT Display *qt_xdisplay();
    Q_EXPORT int     qt_xscreen();
    Q_EXPORT WId     qt_xrootwin();
    Q_EXPORT GC      qt_xget_readonly_gc( bool monochrome=FALSE );
    Q_EXPORT GC      qt_xget_temp_gc( bool monochrome=FALSE );

    #endif // _WS_X11_

    #if defined(_WS_QWS_)

    struct QWSEvent;
    typedef unsigned int WId;
    typedef void* HANDLE;
    class QGfx;

    #endif // _WS_QWS_

    class QApplication;

    #if defined(NEEDS_QMAIN)
    #define main qMain
    #endif

    // Global platform-independent types and functions

    typedef Q_INT32 QCOORD;                         // coordinate type
    const QCOORD QCOORD_MAX =  2147483647;
    const QCOORD QCOORD_MIN = -QCOORD_MAX - 1;

    typedef unsigned int QRgb;                      // RGB triplet

    Q_EXPORT char *qAppName();                      // get application name

    // Misc functions

    typedef void (*Q_CleanUpFunction)();
    Q_EXPORT void qAddPostRoutine( Q_CleanUpFunction );
    Q_EXPORT void qRemovePostRoutine( Q_CleanUpFunction );

    // ### remove 3.0
    Q_EXPORT void *qt_find_obj_child( QObject *, const char *, const char * );
    #define Q_CHILD(parent,type,name) \
            ((type*)qt_find_obj_child(parent,#type,name))

    #endif // QWINDOWDEFS_H