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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtGui 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 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 the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QTREEVIEW_H
#define QTREEVIEW_H
#include <QtGui/qabstractitemview.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Gui)
#ifndef QT_NO_TREEVIEW
class QTreeViewPrivate;
class QHeaderView;
class Q_GUI_EXPORT QTreeView : public QAbstractItemView
{
Q_OBJECT
Q_PROPERTY(int autoExpandDelay READ autoExpandDelay WRITE setAutoExpandDelay)
Q_PROPERTY(int indentation READ indentation WRITE setIndentation)
Q_PROPERTY(bool rootIsDecorated READ rootIsDecorated WRITE setRootIsDecorated)
Q_PROPERTY(bool uniformRowHeights READ uniformRowHeights WRITE setUniformRowHeights)
Q_PROPERTY(bool itemsExpandable READ itemsExpandable WRITE setItemsExpandable)
Q_PROPERTY(bool sortingEnabled READ isSortingEnabled WRITE setSortingEnabled)
Q_PROPERTY(bool animated READ isAnimated WRITE setAnimated)
Q_PROPERTY(bool allColumnsShowFocus READ allColumnsShowFocus WRITE setAllColumnsShowFocus)
Q_PROPERTY(bool wordWrap READ wordWrap WRITE setWordWrap)
Q_PROPERTY(bool headerHidden READ isHeaderHidden WRITE setHeaderHidden)
Q_PROPERTY(bool expandsOnDoubleClick READ expandsOnDoubleClick WRITE setExpandsOnDoubleClick)
public:
explicit QTreeView(QWidget *parent = 0);
~QTreeView();
void setModel(QAbstractItemModel *model);
void setRootIndex(const QModelIndex &index);
void setSelectionModel(QItemSelectionModel *selectionModel);
QHeaderView *header() const;
void setHeader(QHeaderView *header);
int autoExpandDelay() const;
void setAutoExpandDelay(int delay);
int indentation() const;
void setIndentation(int i);
bool rootIsDecorated() const;
void setRootIsDecorated(bool show);
bool uniformRowHeights() const;
void setUniformRowHeights(bool uniform);
bool itemsExpandable() const;
void setItemsExpandable(bool enable);
bool expandsOnDoubleClick() const;
void setExpandsOnDoubleClick(bool enable);
int columnViewportPosition(int column) const;
int columnWidth(int column) const;
void setColumnWidth(int column, int width);
int columnAt(int x) const;
bool isColumnHidden(int column) const;
void setColumnHidden(int column, bool hide);
bool isHeaderHidden() const;
void setHeaderHidden(bool hide);
bool isRowHidden(int row, const QModelIndex &parent) const;
void setRowHidden(int row, const QModelIndex &parent, bool hide);
bool isFirstColumnSpanned(int row, const QModelIndex &parent) const;
void setFirstColumnSpanned(int row, const QModelIndex &parent, bool span);
bool isExpanded(const QModelIndex &index) const;
void setExpanded(const QModelIndex &index, bool expand);
void setSortingEnabled(bool enable);
bool isSortingEnabled() const;
void setAnimated(bool enable);
bool isAnimated() const;
void setAllColumnsShowFocus(bool enable);
bool allColumnsShowFocus() const;
void setWordWrap(bool on);
bool wordWrap() const;
void keyboardSearch(const QString &search);
QRect visualRect(const QModelIndex &index) const;
void scrollTo(const QModelIndex &index, ScrollHint hint = EnsureVisible);
QModelIndex indexAt(const QPoint &p) const;
QModelIndex indexAbove(const QModelIndex &index) const;
QModelIndex indexBelow(const QModelIndex &index) const;
void doItemsLayout();
void reset();
void sortByColumn(int column, Qt::SortOrder order);
void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);
void selectAll();
Q_SIGNALS:
void expanded(const QModelIndex &index);
void collapsed(const QModelIndex &index);
public Q_SLOTS:
void hideColumn(int column);
void showColumn(int column);
void expand(const QModelIndex &index);
void collapse(const QModelIndex &index);
void resizeColumnToContents(int column);
void sortByColumn(int column);
void expandAll();
void collapseAll();
void expandToDepth(int depth);
protected Q_SLOTS:
void columnResized(int column, int oldSize, int newSize);
void columnCountChanged(int oldCount, int newCount);
void columnMoved();
void reexpand();
void rowsRemoved(const QModelIndex &parent, int first, int last);
protected:
QTreeView(QTreeViewPrivate &dd, QWidget *parent = 0);
void scrollContentsBy(int dx, int dy);
void rowsInserted(const QModelIndex &parent, int start, int end);
void rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end);
QModelIndex moveCursor(CursorAction cursorAction, Qt::KeyboardModifiers modifiers);
int horizontalOffset() const;
int verticalOffset() const;
void setSelection(const QRect &rect, QItemSelectionModel::SelectionFlags command);
QRegion visualRegionForSelection(const QItemSelection &selection) const;
QModelIndexList selectedIndexes() const;
void timerEvent(QTimerEvent *event);
void paintEvent(QPaintEvent *event);
void drawTree(QPainter *painter, const QRegion ®ion) const;
virtual void drawRow(QPainter *painter,
const QStyleOptionViewItem &options,
const QModelIndex &index) const;
virtual void drawBranches(QPainter *painter,
const QRect &rect,
const QModelIndex &index) const;
void mousePressEvent(QMouseEvent *event);
void mouseReleaseEvent(QMouseEvent *event);
void mouseDoubleClickEvent(QMouseEvent *event);
void mouseMoveEvent(QMouseEvent *event);
void keyPressEvent(QKeyEvent *event);
#ifndef QT_NO_DRAGANDDROP
void dragMoveEvent(QDragMoveEvent *event);
#endif
bool viewportEvent(QEvent *event);
void updateGeometries();
int sizeHintForColumn(int column) const;
int indexRowSizeHint(const QModelIndex &index) const;
int rowHeight(const QModelIndex &index) const;
void horizontalScrollbarAction(int action);
bool isIndexHidden(const QModelIndex &index) const;
void selectionChanged(const QItemSelection &selected,
const QItemSelection &deselected);
void currentChanged(const QModelIndex ¤t, const QModelIndex &previous);
private:
friend class QAccessibleItemView;
friend class QAccessibleTable2;
friend class QAccessibleTree;
friend class QAccessibleTable2Cell;
int visualIndex(const QModelIndex &index) const;
Q_DECLARE_PRIVATE(QTreeView)
Q_DISABLE_COPY(QTreeView)
#ifndef QT_NO_ANIMATION
Q_PRIVATE_SLOT(d_func(), void _q_endAnimatedOperation())
#endif //QT_NO_ANIMATION
Q_PRIVATE_SLOT(d_func(), void _q_modelAboutToBeReset())
Q_PRIVATE_SLOT(d_func(), void _q_sortIndicatorChanged(int column, Qt::SortOrder order))
};
#endif // QT_NO_TREEVIEW
QT_END_NAMESPACE
QT_END_HEADER
#endif // QTREEVIEW_H
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