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# qmultilineedit.h

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

    /**********************************************************************
    ** $Id:  qt/qmultilineedit.h   3.0.0   edited Sep 21 17:17 $
    **
    ** Definition of QMultiLineEdit widget class
    **
    ** Created : 961005
    **
    ** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
    **
    ** This file is part of the widgets 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 QMULTILINEEDIT_H
    #define QMULTILINEEDIT_H

    #ifndef QT_H
    #include "qtextedit.h"
    #endif // QT_H

    #ifndef QT_NO_MULTILINEEDIT

    class QMultiLineEditCommand;
    class QValidator;
    class QMultiLineEditData;

    class Q_EXPORT QMultiLineEdit : public QTextEdit
    {
        Q_OBJECT
        Q_PROPERTY( int numLines READ numLines )
        Q_PROPERTY( bool atBeginning READ atBeginning )
        Q_PROPERTY( bool atEnd READ atEnd )
        Q_PROPERTY( Alignment alignment READ alignment WRITE setAlignment )
        Q_PROPERTY( bool edited READ edited WRITE setEdited DESIGNABLE false )

    public:
        QMultiLineEdit( QWidget* parent=0, const char* name=0 );
        ~QMultiLineEdit();

        QString textLine( int line ) const;
        int numLines() const;

        virtual void insertLine( const QString &s, int line = -1 );
        virtual void insertAt( const QString &s, int line, int col, bool mark = FALSE );
        virtual void removeLine( int line );

        virtual void setCursorPosition( int line, int col, bool mark = FALSE );
        bool atBeginning() const;
        bool atEnd() const;

        void setAlignment( int flags );
        int alignment() const;

        void setEdited( bool );
        bool edited() const;

        bool hasMarkedText() const;
        QString markedText() const;

        void cursorWordForward( bool mark );
        void cursorWordBackward( bool mark );

        // noops
        bool autoUpdate() const { return TRUE; }
        virtual void setAutoUpdate( bool ) {}

        int totalWidth() const { return contentsWidth(); }
        int totalHeight() const { return contentsHeight(); }

        int maxLines() const { return QWIDGETSIZE_MAX; }
        void setMaxLines( int ) {}

    public slots:
        void deselect() { selectAll( FALSE ); }

    protected:
        QPoint	cursorPoint() const;

    protected:
        virtual void insertAndMark( const QString&, bool mark );
        virtual void newLine();
        virtual void killLine();
        virtual void pageUp( bool mark=FALSE );
        virtual void pageDown( bool mark=FALSE );
        virtual void cursorLeft( bool mark=FALSE, bool wrap = TRUE );
        virtual void cursorRight( bool mark=FALSE, bool wrap = TRUE );
        virtual void cursorUp( bool mark=FALSE );
        virtual void cursorDown( bool mark=FALSE );
        virtual void backspace();
        virtual void home( bool mark=FALSE );
        virtual void end( bool mark=FALSE );

        bool getMarkedRegion( int *line1, int *col1,
    			  int *line2, int *col2 ) const;
        int lineLength( int row ) const;

    private:
        QMultiLineEditData *d;

    private:	// Disabled copy constructor and operator=
    #if defined(Q_DISABLE_COPY)
        QMultiLineEdit( const QMultiLineEdit & );
        QMultiLineEdit &operator=( const QMultiLineEdit & );
    #endif
    };

    #endif // QT_NO_MULTILINEEDIT

    #endif // QMULTILINED_H