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Diffstat (limited to 'src/widgets/itemviews/qlistwidget_p.h')
| -rw-r--r-- | src/widgets/itemviews/qlistwidget_p.h | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/src/widgets/itemviews/qlistwidget_p.h b/src/widgets/itemviews/qlistwidget_p.h new file mode 100644 index 0000000000..b180b8d51d --- /dev/null +++ b/src/widgets/itemviews/qlistwidget_p.h @@ -0,0 +1,175 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** 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. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QLISTWIDGET_P_H +#define QLISTWIDGET_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. This header file may change +// from version to version without notice, or even be removed. +// +// We mean it. +// + +#include <QtCore/qabstractitemmodel.h> +#include <QtWidgets/qabstractitemview.h> +#include <QtWidgets/qlistwidget.h> +#include <qitemdelegate.h> +#include <private/qlistview_p.h> +#include <private/qwidgetitemdata_p.h> + +#ifndef QT_NO_LISTWIDGET + +QT_BEGIN_NAMESPACE + +class QListModelLessThan +{ +public: + inline bool operator()(QListWidgetItem *i1, QListWidgetItem *i2) const + { return *i1 < *i2; } +}; + +class QListModelGreaterThan +{ +public: + inline bool operator()(QListWidgetItem *i1, QListWidgetItem *i2) const + { return *i2 < *i1; } +}; + +class Q_AUTOTEST_EXPORT QListModel : public QAbstractListModel +{ + Q_OBJECT +public: + QListModel(QListWidget *parent); + ~QListModel(); + + void clear(); + QListWidgetItem *at(int row) const; + void insert(int row, QListWidgetItem *item); + void insert(int row, const QStringList &items); + void remove(QListWidgetItem *item); + QListWidgetItem *take(int row); + void move(int srcRow, int dstRow); + + int rowCount(const QModelIndex &parent = QModelIndex()) const; + + QModelIndex index(QListWidgetItem *item) const; + QModelIndex index(int row, int column = 0, const QModelIndex &parent = QModelIndex()) const; + + QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; + bool setData(const QModelIndex &index, const QVariant &value, int role); + + QMap<int, QVariant> itemData(const QModelIndex &index) const; + + bool insertRows(int row, int count = 1, const QModelIndex &parent = QModelIndex()); + bool removeRows(int row, int count = 1, const QModelIndex &parent = QModelIndex()); + + Qt::ItemFlags flags(const QModelIndex &index) const; + + void sort(int column, Qt::SortOrder order); + void ensureSorted(int column, Qt::SortOrder order, int start, int end); + static bool itemLessThan(const QPair<QListWidgetItem*,int> &left, + const QPair<QListWidgetItem*,int> &right); + static bool itemGreaterThan(const QPair<QListWidgetItem*,int> &left, + const QPair<QListWidgetItem*,int> &right); + static QList<QListWidgetItem*>::iterator sortedInsertionIterator( + const QList<QListWidgetItem*>::iterator &begin, + const QList<QListWidgetItem*>::iterator &end, + Qt::SortOrder order, QListWidgetItem *item); + + void itemChanged(QListWidgetItem *item); + + // dnd + QStringList mimeTypes() const; + QMimeData *mimeData(const QModelIndexList &indexes) const; +#ifndef QT_NO_DRAGANDDROP + bool dropMimeData(const QMimeData *data, Qt::DropAction action, + int row, int column, const QModelIndex &parent); + Qt::DropActions supportedDropActions() const; +#endif + + QMimeData *internalMimeData() const; +private: + QList<QListWidgetItem*> items; + + // A cache must be mutable if get-functions should have const modifiers + mutable QModelIndexList cachedIndexes; +}; + + + +class QListWidgetPrivate : public QListViewPrivate +{ + Q_DECLARE_PUBLIC(QListWidget) +public: + QListWidgetPrivate() : QListViewPrivate(), sortOrder(Qt::AscendingOrder), sortingEnabled(false) {} + inline QListModel *listModel() const { return qobject_cast<QListModel*>(model); } + void setup(); + void _q_emitItemPressed(const QModelIndex &index); + void _q_emitItemClicked(const QModelIndex &index); + void _q_emitItemDoubleClicked(const QModelIndex &index); + void _q_emitItemActivated(const QModelIndex &index); + void _q_emitItemEntered(const QModelIndex &index); + void _q_emitItemChanged(const QModelIndex &index); + void _q_emitCurrentItemChanged(const QModelIndex ¤t, const QModelIndex &previous); + void _q_sort(); + void _q_dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight); + Qt::SortOrder sortOrder; + bool sortingEnabled; +}; + +class QListWidgetItemPrivate +{ +public: + QListWidgetItemPrivate(QListWidgetItem *item) : q(item), theid(-1) {} + QListWidgetItem *q; + QVector<QWidgetItemData> values; + int theid; +}; + +QT_END_NAMESPACE + +#endif // QT_NO_LISTWIDGET + +#endif // QLISTWIDGET_P_H |