/****************************************************************************

**

** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

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** Contact: Nokia Corporation (qt-info@nokia.com)

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** This file is part of the QtGui module of the Qt Toolkit.

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** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, this file may be used under the terms of the GNU Lesser

** General Public License version 2.1 as published by the Free Software

** Foundation and appearing in the file LICENSE.LGPL included in the

** packaging of this file.  Please review the following information to

** ensure the GNU Lesser General Public License version 2.1 requirements

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**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

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** If you have questions regarding the use of this file, please contact

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** $QT_END_LICENSE$

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****************************************************************************/

#ifndef QLABEL_H

#define QLABEL_H

#include <QtGui/qframe.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

class QLabelPrivate;

class Q_GUI_EXPORT QLabel : public QFrame

{

    Q_OBJECT

    Q_PROPERTY(QString text READ text WRITE setText)

    Q_PROPERTY(Qt::TextFormat textFormat READ textFormat WRITE setTextFormat)

    Q_PROPERTY(QPixmap pixmap READ pixmap WRITE setPixmap)

    Q_PROPERTY(bool scaledContents READ hasScaledContents WRITE setScaledContents)

    Q_PROPERTY(Qt::Alignment alignment READ alignment WRITE setAlignment)

    Q_PROPERTY(bool wordWrap READ wordWrap WRITE setWordWrap)

    Q_PROPERTY(int margin READ margin WRITE setMargin)

    Q_PROPERTY(int indent READ indent WRITE setIndent)

    Q_PROPERTY(bool openExternalLinks READ openExternalLinks WRITE setOpenExternalLinks)

    Q_PROPERTY(Qt::TextInteractionFlags textInteractionFlags READ textInteractionFlags WRITE setTextInteractionFlags)

public:

    explicit QLabel(QWidget *parent=0, Qt::WindowFlags f=0);

    explicit QLabel(const QString &text, QWidget *parent=0, Qt::WindowFlags f=0);

    ~QLabel();

    QString text() const;

    const QPixmap *pixmap() const;

#ifndef QT_NO_PICTURE

    const QPicture *picture() const;

#endif

#ifndef QT_NO_MOVIE

    QMovie *movie() const;

#endif

    Qt::TextFormat textFormat() const;

    void setTextFormat(Qt::TextFormat);

    Qt::Alignment alignment() const;

    void setAlignment(Qt::Alignment);

    void setWordWrap(bool on);

    bool wordWrap() const;

    int indent() const;

    void setIndent(int);

    int margin() const;

    void setMargin(int);

    bool hasScaledContents() const;

    void setScaledContents(bool);

    QSize sizeHint() const;

    QSize minimumSizeHint() const;

#ifndef QT_NO_SHORTCUT

    void setBuddy(QWidget *);

    QWidget *buddy() const;

#endif

    int heightForWidth(int) const;

    bool openExternalLinks() const;

    void setOpenExternalLinks(bool open);

    void setTextInteractionFlags(Qt::TextInteractionFlags flags);

    Qt::TextInteractionFlags textInteractionFlags() const;

public Q_SLOTS:

    void setText(const QString &);

    void setPixmap(const QPixmap &);

#ifndef QT_NO_PICTURE

    void setPicture(const QPicture &);

#endif

#ifndef QT_NO_MOVIE

    void setMovie(QMovie *movie);

#endif

    void setNum(int);

    void setNum(double);

    void clear();

Q_SIGNALS:

    void linkActivated(const QString& link);

    void linkHovered(const QString& link);

protected:

    bool event(QEvent *e);

    void keyPressEvent(QKeyEvent *ev);

    void paintEvent(QPaintEvent *);

    void changeEvent(QEvent *);

    void mousePressEvent(QMouseEvent *ev);

    void mouseMoveEvent(QMouseEvent *ev);

    void mouseReleaseEvent(QMouseEvent *ev);

    void contextMenuEvent(QContextMenuEvent *ev);

    void focusInEvent(QFocusEvent *ev);

    void focusOutEvent(QFocusEvent *ev);

    bool focusNextPrevChild(bool next);

#ifdef QT3_SUPPORT

public:

    QT3_SUPPORT_CONSTRUCTOR QLabel(QWidget *parent, const char* name, Qt::WindowFlags f=0);

    QT3_SUPPORT_CONSTRUCTOR QLabel(const QString &text, QWidget *parent, const char* name,

           Qt::WindowFlags f=0);

    QT3_SUPPORT_CONSTRUCTOR QLabel(QWidget *buddy, const QString &,

           QWidget *parent=0, const char* name=0, Qt::WindowFlags f=0);

    QT3_SUPPORT void setAlignment(int alignment);

    // don't mark the next function with QT3_SUPPORT

    inline void setAlignment(Qt::AlignmentFlag flag) { setAlignment((Qt::Alignment)flag); }

#endif

private:

    Q_DISABLE_COPY(QLabel)

    Q_DECLARE_PRIVATE(QLabel)

#ifndef QT_NO_MOVIE

    Q_PRIVATE_SLOT(d_func(), void _q_movieUpdated(const QRect&))

    Q_PRIVATE_SLOT(d_func(), void _q_movieResized(const QSize&))

#endif

    Q_PRIVATE_SLOT(d_func(), void _q_linkHovered(const QString &))

    friend class QTipLabel;

    friend class QMessageBoxPrivate;

    friend class QBalloonTip;

};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QLABEL_H