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240 lines
8.4 KiB
240 lines
8.4 KiB
14 years ago
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QTREEVIEW_H
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#define QTREEVIEW_H
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#include <QtGui/qabstractitemview.h>
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Gui)
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#ifndef QT_NO_TREEVIEW
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class QTreeViewPrivate;
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class QHeaderView;
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class Q_GUI_EXPORT QTreeView : public QAbstractItemView
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{
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Q_OBJECT
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Q_PROPERTY(int autoExpandDelay READ autoExpandDelay WRITE setAutoExpandDelay)
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Q_PROPERTY(int indentation READ indentation WRITE setIndentation)
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Q_PROPERTY(bool rootIsDecorated READ rootIsDecorated WRITE setRootIsDecorated)
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Q_PROPERTY(bool uniformRowHeights READ uniformRowHeights WRITE setUniformRowHeights)
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Q_PROPERTY(bool itemsExpandable READ itemsExpandable WRITE setItemsExpandable)
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Q_PROPERTY(bool sortingEnabled READ isSortingEnabled WRITE setSortingEnabled)
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Q_PROPERTY(bool animated READ isAnimated WRITE setAnimated)
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Q_PROPERTY(bool allColumnsShowFocus READ allColumnsShowFocus WRITE setAllColumnsShowFocus)
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Q_PROPERTY(bool wordWrap READ wordWrap WRITE setWordWrap)
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Q_PROPERTY(bool headerHidden READ isHeaderHidden WRITE setHeaderHidden)
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Q_PROPERTY(bool expandsOnDoubleClick READ expandsOnDoubleClick WRITE setExpandsOnDoubleClick)
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public:
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explicit QTreeView(QWidget *parent = 0);
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~QTreeView();
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void setModel(QAbstractItemModel *model);
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void setRootIndex(const QModelIndex &index);
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void setSelectionModel(QItemSelectionModel *selectionModel);
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QHeaderView *header() const;
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void setHeader(QHeaderView *header);
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int autoExpandDelay() const;
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void setAutoExpandDelay(int delay);
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int indentation() const;
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void setIndentation(int i);
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bool rootIsDecorated() const;
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void setRootIsDecorated(bool show);
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bool uniformRowHeights() const;
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void setUniformRowHeights(bool uniform);
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bool itemsExpandable() const;
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void setItemsExpandable(bool enable);
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bool expandsOnDoubleClick() const;
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void setExpandsOnDoubleClick(bool enable);
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int columnViewportPosition(int column) const;
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int columnWidth(int column) const;
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void setColumnWidth(int column, int width);
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int columnAt(int x) const;
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bool isColumnHidden(int column) const;
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void setColumnHidden(int column, bool hide);
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bool isHeaderHidden() const;
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void setHeaderHidden(bool hide);
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bool isRowHidden(int row, const QModelIndex &parent) const;
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void setRowHidden(int row, const QModelIndex &parent, bool hide);
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bool isFirstColumnSpanned(int row, const QModelIndex &parent) const;
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void setFirstColumnSpanned(int row, const QModelIndex &parent, bool span);
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bool isExpanded(const QModelIndex &index) const;
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void setExpanded(const QModelIndex &index, bool expand);
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void setSortingEnabled(bool enable);
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bool isSortingEnabled() const;
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void setAnimated(bool enable);
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bool isAnimated() const;
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void setAllColumnsShowFocus(bool enable);
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bool allColumnsShowFocus() const;
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void setWordWrap(bool on);
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bool wordWrap() const;
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void keyboardSearch(const QString &search);
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QRect visualRect(const QModelIndex &index) const;
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void scrollTo(const QModelIndex &index, ScrollHint hint = EnsureVisible);
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QModelIndex indexAt(const QPoint &p) const;
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QModelIndex indexAbove(const QModelIndex &index) const;
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QModelIndex indexBelow(const QModelIndex &index) const;
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void doItemsLayout();
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void reset();
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void sortByColumn(int column, Qt::SortOrder order);
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void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);
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void selectAll();
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Q_SIGNALS:
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void expanded(const QModelIndex &index);
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void collapsed(const QModelIndex &index);
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public Q_SLOTS:
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void hideColumn(int column);
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void showColumn(int column);
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void expand(const QModelIndex &index);
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void collapse(const QModelIndex &index);
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void resizeColumnToContents(int column);
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void sortByColumn(int column);
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void expandAll();
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void collapseAll();
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void expandToDepth(int depth);
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protected Q_SLOTS:
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void columnResized(int column, int oldSize, int newSize);
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void columnCountChanged(int oldCount, int newCount);
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void columnMoved();
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void reexpand();
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void rowsRemoved(const QModelIndex &parent, int first, int last);
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protected:
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QTreeView(QTreeViewPrivate &dd, QWidget *parent = 0);
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void scrollContentsBy(int dx, int dy);
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void rowsInserted(const QModelIndex &parent, int start, int end);
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void rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end);
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QModelIndex moveCursor(CursorAction cursorAction, Qt::KeyboardModifiers modifiers);
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int horizontalOffset() const;
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int verticalOffset() const;
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void setSelection(const QRect &rect, QItemSelectionModel::SelectionFlags command);
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QRegion visualRegionForSelection(const QItemSelection &selection) const;
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QModelIndexList selectedIndexes() const;
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void timerEvent(QTimerEvent *event);
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void paintEvent(QPaintEvent *event);
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void drawTree(QPainter *painter, const QRegion ®ion) const;
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virtual void drawRow(QPainter *painter,
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const QStyleOptionViewItem &options,
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const QModelIndex &index) const;
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virtual void drawBranches(QPainter *painter,
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const QRect &rect,
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const QModelIndex &index) const;
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void mousePressEvent(QMouseEvent *event);
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void mouseReleaseEvent(QMouseEvent *event);
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void mouseDoubleClickEvent(QMouseEvent *event);
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void mouseMoveEvent(QMouseEvent *event);
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void keyPressEvent(QKeyEvent *event);
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#ifndef QT_NO_DRAGANDDROP
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void dragMoveEvent(QDragMoveEvent *event);
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#endif
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bool viewportEvent(QEvent *event);
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void updateGeometries();
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int sizeHintForColumn(int column) const;
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int indexRowSizeHint(const QModelIndex &index) const;
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int rowHeight(const QModelIndex &index) const;
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void horizontalScrollbarAction(int action);
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bool isIndexHidden(const QModelIndex &index) const;
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void selectionChanged(const QItemSelection &selected,
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const QItemSelection &deselected);
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void currentChanged(const QModelIndex ¤t, const QModelIndex &previous);
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private:
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friend class QAccessibleItemView;
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int visualIndex(const QModelIndex &index) const;
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Q_DECLARE_PRIVATE(QTreeView)
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Q_DISABLE_COPY(QTreeView)
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#ifndef QT_NO_ANIMATION
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Q_PRIVATE_SLOT(d_func(), void _q_endAnimatedOperation())
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#endif //QT_NO_ANIMATION
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Q_PRIVATE_SLOT(d_func(), void _q_modelAboutToBeReset())
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Q_PRIVATE_SLOT(d_func(), void _q_sortIndicatorChanged(int column, Qt::SortOrder order))
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};
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#endif // QT_NO_TREEVIEW
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QTREEVIEW_H
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