qtreeview.h
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上传日期:2022-06-22
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- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the QtGui module of the Qt Toolkit.
- **
- ** Commercial Usage
- ** Licensees holding valid Qt Commercial licenses may use this file in
- ** accordance with the Qt Commercial License Agreement provided with the
- ** Software or, alternatively, in accordance with the terms contained in
- ** a written agreement between you and Nokia.
- **
- **
- ** GNU General Public License Usage
- ** Alternatively, this file may be used under the terms of the GNU
- ** General Public License versions 2.0 or 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 GNU General Public Licensing requirements will be met:
- ** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
- ** http://www.gnu.org/copyleft/gpl.html. In addition, as a special
- ** exception, Nokia gives you certain additional rights. These rights
- ** are described in the Nokia Qt GPL Exception version 1.3, included in
- ** the file GPL_EXCEPTION.txt in this package.
- **
- ** Qt for Windows(R) Licensees
- ** As a special exception, Nokia, as the sole copyright holder for Qt
- ** Designer, grants users of the Qt/Eclipse Integration plug-in the
- ** right for the Qt/Eclipse Integration to link to functionality
- ** provided by Qt Designer and its related libraries.
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- ****************************************************************************/
- #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);
- Q_SIGNALS:
- void expanded(const QModelIndex &index);
- void collapsed(const QModelIndex &index);
- public Q_SLOTS:
- void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);
- 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 selectAll();
- 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;
- int visualIndex(const QModelIndex &index) const;
- Q_DECLARE_PRIVATE(QTreeView)
- Q_DISABLE_COPY(QTreeView)
- Q_PRIVATE_SLOT(d_func(), void _q_endAnimatedOperation())
- Q_PRIVATE_SLOT(d_func(), void _q_currentChanged(const QModelIndex&, const QModelIndex &))
- Q_PRIVATE_SLOT(d_func(), void _q_columnsAboutToBeRemoved(const QModelIndex &, int, int))
- Q_PRIVATE_SLOT(d_func(), void _q_columnsRemoved(const QModelIndex &, int, int))
- Q_PRIVATE_SLOT(d_func(), void _q_modelAboutToBeReset())
- };
- #endif // QT_NO_TREEVIEW
- QT_END_NAMESPACE
- QT_END_HEADER
- #endif // QTREEVIEW_H