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# qstyleditemdelegate.h

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    00001 /****************************************************************************
    00002 **
    00003 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    00004 ** All rights reserved.
    00005 ** Contact: Nokia Corporation (qt-info@nokia.com)
    00006 **
    00007 ** This file is part of the QtGui module of the Qt Toolkit.
    00008 **
    00009 ** $QT_BEGIN_LICENSE:LGPL$
    00010 ** Commercial Usage
    00011 ** Licensees holding valid Qt Commercial licenses may use this file in
    00012 ** accordance with the Qt Commercial License Agreement provided with the
    00013 ** Software or, alternatively, in accordance with the terms contained in
    00014 ** a written agreement between you and Nokia.
    00015 **
    00016 ** GNU Lesser General Public License Usage
    00017 ** Alternatively, this file may be used under the terms of the GNU Lesser
    00018 ** General Public License version 2.1 as published by the Free Software
    00019 ** Foundation and appearing in the file LICENSE.LGPL included in the
    00020 ** packaging of this file.  Please review the following information to
    00021 ** ensure the GNU Lesser General Public License version 2.1 requirements
    00022 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    00023 **
    00024 ** In addition, as a special exception, Nokia gives you certain additional
    00025 ** rights.  These rights are described in the Nokia Qt LGPL Exception
    00026 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this module.
    00027 **
    00028 ** GNU General Public License Usage
    00029 ** Alternatively, this file may be used under the terms of the GNU
    00030 ** General Public License version 3.0 as published by the Free Software
    00031 ** Foundation and appearing in the file LICENSE.GPL included in the
    00032 ** packaging of this file.  Please review the following information to
    00033 ** ensure the GNU General Public License version 3.0 requirements will be
    00034 ** met: http://www.gnu.org/copyleft/gpl.html.
    00035 **
    00036 ** If you have questions regarding the use of this file, please contact
    00037 ** Nokia at qt-info@nokia.com.
    00038 ** $QT_END_LICENSE$
    00039 **
    00040 ****************************************************************************/
    00041
    00042 #ifndef QSTYLEDITEMDELEGATE_H
    00043 #define QSTYLEDITEMDELEGATE_H
    00044
    00045 #include <QtGui/qabstractitemdelegate.h>
    00046 #include <QtCore/qstring.h>
    00047 #include <QtGui/qpixmap.h>
    00048 #include <QtCore/qvariant.h>
    00049
    00050 QT_BEGIN_HEADER
    00051
    00052 QT_BEGIN_NAMESPACE
    00053
    00054 QT_MODULE(Gui)
    00055
    00056 #ifndef QT_NO_ITEMVIEWS
    00057
    00058 class QStyledItemDelegatePrivate;
    00059 class QItemEditorFactory;
    00060
    00061 class Q_GUI_EXPORT QStyledItemDelegate : public QAbstractItemDelegate
    00062 {
    00063     Q_OBJECT
    00064
    00065 public:
    00066     explicit QStyledItemDelegate(QObject *parent = 0);
    00067     ~QStyledItemDelegate();
    00068
    00069     // painting
    00070     void paint(QPainter *painter,
    00071                const QStyleOptionViewItem &option, const QModelIndex &index) const;
    00072     QSize sizeHint(const QStyleOptionViewItem &option,
    00073                    const QModelIndex &index) const;
    00074
    00075     // editing
    00076     QWidget *createEditor(QWidget *parent,
    00077                           const QStyleOptionViewItem &option,
    00078                           const QModelIndex &index) const;
    00079
    00080     void setEditorData(QWidget *editor, const QModelIndex &index) const;
    00081     void setModelData(QWidget *editor,
    00082                       QAbstractItemModel *model,
    00083                       const QModelIndex &index) const;
    00084
    00085     void updateEditorGeometry(QWidget *editor,
    00086                               const QStyleOptionViewItem &option,
    00087                               const QModelIndex &index) const;
    00088
    00089     // editor factory
    00090     QItemEditorFactory *itemEditorFactory() const;
    00091     void setItemEditorFactory(QItemEditorFactory *factory);
    00092
    00093     virtual QString displayText(const QVariant &value, const QLocale &locale) const;
    00094
    00095 protected:
    00096     virtual void initStyleOption(QStyleOptionViewItem *option,
    00097                                 const QModelIndex &index) const;
    00098
    00099     bool eventFilter(QObject *object, QEvent *event);
    00100     bool editorEvent(QEvent *event, QAbstractItemModel *model,
    00101                      const QStyleOptionViewItem &option, const QModelIndex &index);
    00102
    00103 private:
    00104     Q_DECLARE_PRIVATE(QStyledItemDelegate)
    00105     Q_DISABLE_COPY(QStyledItemDelegate)
    00106
    00107     Q_PRIVATE_SLOT(d_func(), void _q_commitDataAndCloseEditor(QWidget*))
    00108 };
    00109
    00110 #endif // QT_NO_ITEMVIEWS
    00111
    00112 QT_END_NAMESPACE
    00113
    00114 QT_END_HEADER
    00115
    00116 #endif // QSTYLEDITEMDELEGATE_H