qlabel.h
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上传日期:2022-06-22
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- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the QtGui module of the Qt Toolkit.
- **
- ** Commercial Usage
- ** Licensees holding valid Qt Commercial licenses may use this file in
- ** accordance with the Qt Commercial License Agreement provided with the
- ** Software or, alternatively, in accordance with the terms contained in
- ** a written agreement between you and Nokia.
- **
- **
- ** GNU General Public License Usage
- ** Alternatively, 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. Please review the following information
- ** to ensure GNU General Public Licensing requirements will be met:
- ** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
- ** http://www.gnu.org/copyleft/gpl.html. In addition, as a special
- ** exception, Nokia gives you certain additional rights. These rights
- ** are described in the Nokia Qt GPL Exception version 1.3, included in
- ** the file GPL_EXCEPTION.txt in this package.
- **
- ** Qt for Windows(R) Licensees
- ** As a special exception, Nokia, as the sole copyright holder for Qt
- ** Designer, grants users of the Qt/Eclipse Integration plug-in the
- ** right for the Qt/Eclipse Integration to link to functionality
- ** provided by Qt Designer and its related libraries.
- **
- ** If you are unsure which license is appropriate for your use, please
- ** contact the sales department at qt-sales@nokia.com.
- **
- ****************************************************************************/
- #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