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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtWidgets module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 http://www.qt.io/terms-conditions. For further
** information use the contact form at http://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 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#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 = 0);
~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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