/**************************************************************************** ** ** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved. ** ** This file is part of the QtGui module of the Qt Toolkit. ** ** This file may be used under the terms of the GNU General Public ** License version 2.0 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.trolltech.com/products/qt/opensource.html ** ** If you are unsure which license is appropriate for your use, please ** review the following information: ** http://www.trolltech.com/products/qt/licensing.html or contact the ** sales department at sales@trolltech.com. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/ #ifndef QTREEWIDGET_P_H #define QTREEWIDGET_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 <QtCore/qpair.h> #include <QtGui/qtreewidget.h> #ifndef QT_NO_TREEWIDGET class QTreeWidgetItem; class QTreeWidgetItemIterator; class QTreeModelPrivate; class QTreeModel : public QAbstractItemModel { Q_OBJECT friend class QTreeWidget; friend class QTreeWidgetPrivate; friend class QTreeWidgetItem; friend class QTreeWidgetItemIterator; friend class QTreeWidgetItemIteratorPrivate; public: QTreeModel(int columns = 0, QTreeWidget *parent = 0); ~QTreeModel(); inline QTreeWidget *view() const { return qobject_cast<QTreeWidget*>(QObject::parent()); } void clear(); void setColumnCount(int columns); QTreeWidgetItem *item(const QModelIndex &index) const; void itemChanged(QTreeWidgetItem *item); QModelIndex index(const QTreeWidgetItem *item, int column) const; QModelIndex index(int row, int column, const QModelIndex &parent) const; QModelIndex parent(const QModelIndex &child) const; int rowCount(const QModelIndex &parent) const; int columnCount(const QModelIndex &parent = QModelIndex()) const; bool hasChildren(const QModelIndex &parent) 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; QVariant headerData(int section, Qt::Orientation orientation, int role) const; bool setHeaderData(int section, Qt::Orientation orientation, const QVariant &value, int role); 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, const QModelIndex &parent); static bool itemLessThan(const QPair<QTreeWidgetItem*,int> &left, const QPair<QTreeWidgetItem*,int> &right); static bool itemGreaterThan(const QPair<QTreeWidgetItem*,int> &left, const QPair<QTreeWidgetItem*,int> &right); static QList<QTreeWidgetItem*>::iterator sortedInsertionIterator( const QList<QTreeWidgetItem*>::iterator &begin, const QList<QTreeWidgetItem*>::iterator &end, Qt::SortOrder order, QTreeWidgetItem *item); bool insertRows(int row, int count, const QModelIndex &); bool insertColumns(int column, int count, const QModelIndex &); bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()); // dnd QStringList mimeTypes() const; QMimeData *mimeData(const QModelIndexList &indexes) const; bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent); Qt::DropActions supportedDropActions() const; QMimeData *internalMimeData() const; protected: QTreeModel(QTreeModelPrivate &, QTreeWidget *parent = 0); void emitDataChanged(QTreeWidgetItem *item, int column); void beginInsertItems(QTreeWidgetItem *parent, int row, int count); void endInsertItems(); void beginRemoveItems(QTreeWidgetItem *parent, int row, int count); void endRemoveItems(); void sortItems(QList<QTreeWidgetItem*> *items, int column, Qt::SortOrder order); private: QTreeWidgetItem *rootItem; QTreeWidgetItem *headerItem; mutable QModelIndexList cachedIndexes; QList<QTreeWidgetItemIterator*> iterators; mutable bool sortPending; bool executePendingSort() const; Q_DECLARE_PRIVATE(QTreeModel) }; #include "private/qabstractitemmodel_p.h" class QTreeModelPrivate : public QAbstractItemModelPrivate { Q_DECLARE_PUBLIC(QTreeModel) }; #endif // QT_NO_TREEWIDGET #endif // QTREEWIDGET_P_H