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- /****************************************************************************
- **
- ** Copyright (C) 2016 The Qt Company Ltd.
- ** Contact: https://www.qt.io/licensing/
- **
- ** This file is part of the QtWidgets module of the Qt Toolkit.
- **
- ** $QT_BEGIN_LICENSE:LGPL$
- ** Commercial License Usage
- ** Licensees holding valid commercial Qt licenses may use this file in
- ** accordance with the commercial license agreement provided with the
- ** Software or, alternatively, in accordance with the terms contained in
- ** a written agreement between you and The Qt Company. For licensing terms
- ** and conditions see https://www.qt.io/terms-conditions. For further
- ** information use the contact form at https://www.qt.io/contact-us.
- **
- ** GNU Lesser General Public License Usage
- ** Alternatively, this file may be used under the terms of the GNU Lesser
- ** General Public License version 3 as published by the Free Software
- ** Foundation and appearing in the file LICENSE.LGPL3 included in the
- ** packaging of this file. Please review the following information to
- ** ensure the GNU Lesser General Public License version 3 requirements
- ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
- **
- ** GNU General Public License Usage
- ** Alternatively, this file may be used under the terms of the GNU
- ** General Public License version 2.0 or (at your option) the GNU General
- ** Public license version 3 or any later version approved by the KDE Free
- ** Qt Foundation. The licenses are as published by the Free Software
- ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
- ** included in the packaging of this file. Please review the following
- ** information to ensure the GNU General Public License requirements will
- ** be met: https://www.gnu.org/licenses/gpl-2.0.html and
- ** https://www.gnu.org/licenses/gpl-3.0.html.
- **
- ** $QT_END_LICENSE$
- **
- ****************************************************************************/
- #ifndef QITEMDELEGATE_H
- #define QITEMDELEGATE_H
- #include <QtWidgets/qabstractitemdelegate.h>
- #include <QtCore/qstring.h>
- #include <QtGui/qpixmap.h>
- #include <QtCore/qvariant.h>
- QT_BEGIN_NAMESPACE
- #ifndef QT_NO_ITEMVIEWS
- class QItemDelegatePrivate;
- class QItemEditorFactory;
- class Q_WIDGETS_EXPORT QItemDelegate : public QAbstractItemDelegate
- {
- Q_OBJECT
- Q_PROPERTY(bool clipping READ hasClipping WRITE setClipping)
- public:
- explicit QItemDelegate(QObject *parent = Q_NULLPTR);
- ~QItemDelegate();
- bool hasClipping() const;
- void setClipping(bool clip);
- // painting
- void paint(QPainter *painter,
- const QStyleOptionViewItem &option,
- const QModelIndex &index) const Q_DECL_OVERRIDE;
- QSize sizeHint(const QStyleOptionViewItem &option,
- const QModelIndex &index) const Q_DECL_OVERRIDE;
- // editing
- QWidget *createEditor(QWidget *parent,
- const QStyleOptionViewItem &option,
- const QModelIndex &index) const Q_DECL_OVERRIDE;
- void setEditorData(QWidget *editor, const QModelIndex &index) const Q_DECL_OVERRIDE;
- void setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const Q_DECL_OVERRIDE;
- void updateEditorGeometry(QWidget *editor,
- const QStyleOptionViewItem &option,
- const QModelIndex &index) const Q_DECL_OVERRIDE;
- // editor factory
- QItemEditorFactory *itemEditorFactory() const;
- void setItemEditorFactory(QItemEditorFactory *factory);
- protected:
- virtual void drawDisplay(QPainter *painter, const QStyleOptionViewItem &option,
- const QRect &rect, const QString &text) const;
- virtual void drawDecoration(QPainter *painter, const QStyleOptionViewItem &option,
- const QRect &rect, const QPixmap &pixmap) const;
- virtual void drawFocus(QPainter *painter, const QStyleOptionViewItem &option,
- const QRect &rect) const;
- virtual void drawCheck(QPainter *painter, const QStyleOptionViewItem &option,
- const QRect &rect, Qt::CheckState state) const;
- void drawBackground(QPainter *painter, const QStyleOptionViewItem &option,
- const QModelIndex &index) const;
- void doLayout(const QStyleOptionViewItem &option,
- QRect *checkRect, QRect *iconRect, QRect *textRect, bool hint) const;
- QRect rect(const QStyleOptionViewItem &option, const QModelIndex &index, int role) const;
- bool eventFilter(QObject *object, QEvent *event) Q_DECL_OVERRIDE;
- bool editorEvent(QEvent *event, QAbstractItemModel *model,
- const QStyleOptionViewItem &option, const QModelIndex &index) Q_DECL_OVERRIDE;
- QStyleOptionViewItem setOptions(const QModelIndex &index,
- const QStyleOptionViewItem &option) const;
- QPixmap decoration(const QStyleOptionViewItem &option, const QVariant &variant) const;
- QPixmap *selected(const QPixmap &pixmap, const QPalette &palette, bool enabled) const;
- QRect doCheck(const QStyleOptionViewItem &option, const QRect &bounding,
- const QVariant &variant) const;
- QRect textRectangle(QPainter *painter, const QRect &rect,
- const QFont &font, const QString &text) const;
- private:
- Q_DECLARE_PRIVATE(QItemDelegate)
- Q_DISABLE_COPY(QItemDelegate)
- };
- #endif // QT_NO_ITEMVIEWS
- QT_END_NAMESPACE
- #endif // QITEMDELEGATE_H
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