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# ntqvalidator.h

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

    /****************************************************************************
    ** $Id: qt/ntqvalidator.h   3.3.8   edited Jan 11 14:39 $
    **
    ** Definition of validator classes
    **
    ** Created : 970610
    **
    ** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
    **
    ** This file is part of the widgets module of the TQt GUI Toolkit.
    **
    ** This file may be used under the terms of the GNU General Public
    ** License versions 2.0 or 3.0 as published by the Free Software
    ** Foundation and appearing in the file LICENSE.GPL included in the
    ** packaging of this file. Alternatively you may (at your option) use any
    ** later version of the GNU General Public License if such license has
    ** been publicly approved by Trolltech ASA (or its successors, if any)
    ** and the KDE Free TQt Foundation.
    **
    ** Please review the following information to ensure GNU General
    ** Public Licensing requirements will be met:
    ** http://trolltech.com/products/qt/licenses/licensing/opensource/.
    ** If you are unsure which license is appropriate for your use, please
    ** review the following information:
    ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
    ** or contact the sales department at sales@trolltech.com.
    **
    ** This file may be used under the terms of the Q Public License as
    ** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
    ** included in the packaging of this file.  Licensees holding valid TQt
    ** Commercial licenses may use this file in accordance with the TQt
    ** Commercial License Agreement provided with the Software.
    **
    ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
    ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
    ** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
    ** herein.
    **
    **********************************************************************/

    #ifndef TQVALIDATOR_H
    #define TQVALIDATOR_H

    #ifndef QT_H
    #include "ntqobject.h"
    #include "ntqstring.h" // char*->TQString conversion
    #include "ntqregexp.h" // TQString->TQRegExp conversion
    #endif // QT_H

    #ifndef TQT_NO_VALIDATOR

    class TQ_EXPORT TQValidator : public TQObject
    {
        TQ_OBJECT
    public:
        TQValidator( TQObject * parent, const char *name = 0 );
        ~TQValidator();

        enum State { Invalid, Intermediate, Valid=Intermediate, Acceptable };

        virtual State validate( TQString &, int & ) const = 0;
        virtual void fixup( TQString & ) const;

    private:
    #if defined(TQ_DISABLE_COPY)
        TQValidator( const TQValidator & );
        TQValidator& operator=( const TQValidator & );
    #endif
    };

    class TQ_EXPORT TQIntValidator : public TQValidator
    {
        TQ_OBJECT
        TQ_PROPERTY( int bottom READ bottom WRITE setBottom )
        TQ_PROPERTY( int top READ top WRITE setTop )

    public:
        TQIntValidator( TQObject * parent, const char *name = 0 );
        TQIntValidator( int bottom, int top,
    		   TQObject * parent, const char *name = 0 );
        ~TQIntValidator();

        TQValidator::State validate( TQString &, int & ) const;

        void setBottom( int );
        void setTop( int );
        virtual void setRange( int bottom, int top );

        int bottom() const { return b; }
        int top() const { return t; }

    private:
    #if defined(TQ_DISABLE_COPY)
        TQIntValidator( const TQIntValidator & );
        TQIntValidator& operator=( const TQIntValidator & );
    #endif

        int b, t;
    };

    #ifndef TQT_NO_REGEXP

    class TQ_EXPORT TQDoubleValidator : public TQValidator
    {
        TQ_OBJECT
        TQ_PROPERTY( double bottom READ bottom WRITE setBottom )
        TQ_PROPERTY( double top READ top WRITE setTop )
        TQ_PROPERTY( int decimals READ decimals WRITE setDecimals )

    public:
        TQDoubleValidator( TQObject * parent, const char *name = 0 );
        TQDoubleValidator( double bottom, double top, int decimals,
    		      TQObject * parent, const char *name = 0 );
        ~TQDoubleValidator();

        TQValidator::State validate( TQString &, int & ) const;

        virtual void setRange( double bottom, double top, int decimals = 0 );
        void setBottom( double );
        void setTop( double );
        void setDecimals( int );

        double bottom() const { return b; }
        double top() const { return t; }
        int decimals() const { return d; }

    private:
    #if defined(TQ_DISABLE_COPY)
        TQDoubleValidator( const TQDoubleValidator & );
        TQDoubleValidator& operator=( const TQDoubleValidator & );
    #endif

        double b, t;
        int d;
    };

    class TQ_EXPORT TQRegExpValidator : public TQValidator
    {
        TQ_OBJECT
        // TQ_PROPERTY( TQRegExp regExp READ regExp WRITE setRegExp )

    public:
        TQRegExpValidator( TQObject *parent, const char *name = 0 );
        TQRegExpValidator( const TQRegExp& rx, TQObject *parent,
    		      const char *name = 0 );
        ~TQRegExpValidator();

        virtual TQValidator::State validate( TQString& input, int& pos ) const;

        void setRegExp( const TQRegExp& rx );
        const TQRegExp& regExp() const { return r; }

    private:
    #if defined(TQ_DISABLE_COPY)
        TQRegExpValidator( const TQRegExpValidator& );
        TQRegExpValidator& operator=( const TQRegExpValidator& );
    #endif

        TQRegExp r;
    };
    #endif // TQT_NO_REGEXP

    #endif // TQT_NO_VALIDATOR

    #endif // TQVALIDATOR_H