--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gui/itemviews/qtreewidget.h Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,432 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 QTREEWIDGET_H
+#define QTREEWIDGET_H
+
+#include <QtGui/qtreeview.h>
+#include <QtGui/qtreewidgetitemiterator.h>
+#include <QtCore/qvariant.h>
+#include <QtCore/qvector.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+#ifndef QT_NO_TREEWIDGET
+
+class QTreeWidget;
+class QTreeModel;
+class QWidgetItemData;
+class QTreeWidgetItemPrivate;
+
+class Q_GUI_EXPORT QTreeWidgetItem
+{
+ friend class QTreeModel;
+ friend class QTreeWidget;
+ friend class QTreeWidgetPrivate;
+ friend class QTreeWidgetItemIterator;
+ friend class QTreeWidgetItemPrivate;
+public:
+ enum ItemType { Type = 0, UserType = 1000 };
+ explicit QTreeWidgetItem(int type = Type);
+ QTreeWidgetItem(const QStringList &strings, int type = Type);
+ explicit QTreeWidgetItem(QTreeWidget *view, int type = Type);
+ QTreeWidgetItem(QTreeWidget *view, const QStringList &strings, int type = Type);
+ QTreeWidgetItem(QTreeWidget *view, QTreeWidgetItem *after, int type = Type);
+ explicit QTreeWidgetItem(QTreeWidgetItem *parent, int type = Type);
+ QTreeWidgetItem(QTreeWidgetItem *parent, const QStringList &strings, int type = Type);
+ QTreeWidgetItem(QTreeWidgetItem *parent, QTreeWidgetItem *after, int type = Type);
+ QTreeWidgetItem(const QTreeWidgetItem &other);
+ virtual ~QTreeWidgetItem();
+
+ virtual QTreeWidgetItem *clone() const;
+
+ inline QTreeWidget *treeWidget() const { return view; }
+
+ inline void setSelected(bool select);
+ inline bool isSelected() const;
+
+ inline void setHidden(bool hide);
+ inline bool isHidden() const;
+
+ inline void setExpanded(bool expand);
+ inline bool isExpanded() const;
+
+ inline void setFirstColumnSpanned(bool span);
+ inline bool isFirstColumnSpanned() const;
+
+ inline void setDisabled(bool disabled);
+ inline bool isDisabled() const;
+
+ enum ChildIndicatorPolicy { ShowIndicator, DontShowIndicator, DontShowIndicatorWhenChildless };
+ void setChildIndicatorPolicy(QTreeWidgetItem::ChildIndicatorPolicy policy);
+ QTreeWidgetItem::ChildIndicatorPolicy childIndicatorPolicy() const;
+
+ Qt::ItemFlags flags() const;
+ void setFlags(Qt::ItemFlags flags);
+
+ inline QString text(int column) const
+ { return data(column, Qt::DisplayRole).toString(); }
+ inline void setText(int column, const QString &text);
+
+ inline QIcon icon(int column) const
+ { return qvariant_cast<QIcon>(data(column, Qt::DecorationRole)); }
+ inline void setIcon(int column, const QIcon &icon);
+
+ inline QString statusTip(int column) const
+ { return data(column, Qt::StatusTipRole).toString(); }
+ inline void setStatusTip(int column, const QString &statusTip);
+
+#ifndef QT_NO_TOOLTIP
+ inline QString toolTip(int column) const
+ { return data(column, Qt::ToolTipRole).toString(); }
+ inline void setToolTip(int column, const QString &toolTip);
+#endif
+
+#ifndef QT_NO_WHATSTHIS
+ inline QString whatsThis(int column) const
+ { return data(column, Qt::WhatsThisRole).toString(); }
+ inline void setWhatsThis(int column, const QString &whatsThis);
+#endif
+
+ inline QFont font(int column) const
+ { return qvariant_cast<QFont>(data(column, Qt::FontRole)); }
+ inline void setFont(int column, const QFont &font);
+
+ inline int textAlignment(int column) const
+ { return data(column, Qt::TextAlignmentRole).toInt(); }
+ inline void setTextAlignment(int column, int alignment)
+ { setData(column, Qt::TextAlignmentRole, alignment); }
+
+ inline QColor backgroundColor(int column) const
+ { return qvariant_cast<QColor>(data(column, Qt::BackgroundColorRole)); }
+ inline void setBackgroundColor(int column, const QColor &color)
+ { setData(column, Qt::BackgroundColorRole, color); }
+
+ inline QBrush background(int column) const
+ { return qvariant_cast<QBrush>(data(column, Qt::BackgroundRole)); }
+ inline void setBackground(int column, const QBrush &brush)
+ { setData(column, Qt::BackgroundRole, brush); }
+
+ inline QColor textColor(int column) const
+ { return qvariant_cast<QColor>(data(column, Qt::TextColorRole)); }
+ inline void setTextColor(int column, const QColor &color)
+ { setData(column, Qt::TextColorRole, color); }
+
+ inline QBrush foreground(int column) const
+ { return qvariant_cast<QBrush>(data(column, Qt::ForegroundRole)); }
+ inline void setForeground(int column, const QBrush &brush)
+ { setData(column, Qt::ForegroundRole, brush); }
+
+ inline Qt::CheckState checkState(int column) const
+ { return static_cast<Qt::CheckState>(data(column, Qt::CheckStateRole).toInt()); }
+ inline void setCheckState(int column, Qt::CheckState state)
+ { setData(column, Qt::CheckStateRole, state); }
+
+ inline QSize sizeHint(int column) const
+ { return qvariant_cast<QSize>(data(column, Qt::SizeHintRole)); }
+ inline void setSizeHint(int column, const QSize &size)
+ { setData(column, Qt::SizeHintRole, size); }
+
+ virtual QVariant data(int column, int role) const;
+ virtual void setData(int column, int role, const QVariant &value);
+
+ virtual bool operator<(const QTreeWidgetItem &other) const;
+
+#ifndef QT_NO_DATASTREAM
+ virtual void read(QDataStream &in);
+ virtual void write(QDataStream &out) const;
+#endif
+ QTreeWidgetItem &operator=(const QTreeWidgetItem &other);
+
+ inline QTreeWidgetItem *parent() const { return par; }
+ inline QTreeWidgetItem *child(int index) const {
+ if (index < 0 || index >= children.size())
+ return 0;
+ executePendingSort();
+ return children.at(index);
+ }
+ inline int childCount() const { return children.count(); }
+ inline int columnCount() const { return values.count(); }
+ inline int indexOfChild(QTreeWidgetItem *child) const;
+
+ void addChild(QTreeWidgetItem *child);
+ void insertChild(int index, QTreeWidgetItem *child);
+ void removeChild(QTreeWidgetItem *child);
+ QTreeWidgetItem *takeChild(int index);
+
+ void addChildren(const QList<QTreeWidgetItem*> &children);
+ void insertChildren(int index, const QList<QTreeWidgetItem*> &children);
+ QList<QTreeWidgetItem*> takeChildren();
+
+ inline int type() const { return rtti; }
+ inline void sortChildren(int column, Qt::SortOrder order)
+ { sortChildren(column, order, false); }
+
+protected:
+ void emitDataChanged();
+
+private:
+ void sortChildren(int column, Qt::SortOrder order, bool climb);
+ QVariant childrenCheckState(int column) const;
+ void itemChanged();
+ void executePendingSort() const;
+
+ int rtti;
+ // One item has a vector of column entries. Each column has a vector of (role, value) pairs.
+ QVector< QVector<QWidgetItemData> > values;
+ QTreeWidget *view;
+ QTreeWidgetItemPrivate *d;
+ QTreeWidgetItem *par;
+ QList<QTreeWidgetItem*> children;
+ Qt::ItemFlags itemFlags;
+};
+
+inline void QTreeWidgetItem::setText(int column, const QString &atext)
+{ setData(column, Qt::DisplayRole, atext); }
+
+inline void QTreeWidgetItem::setIcon(int column, const QIcon &aicon)
+{ setData(column, Qt::DecorationRole, aicon); }
+
+#ifndef QT_NO_STATUSTIP
+inline void QTreeWidgetItem::setStatusTip(int column, const QString &astatusTip)
+{ setData(column, Qt::StatusTipRole, astatusTip); }
+#endif
+
+#ifndef QT_NO_TOOLTIP
+inline void QTreeWidgetItem::setToolTip(int column, const QString &atoolTip)
+{ setData(column, Qt::ToolTipRole, atoolTip); }
+#endif
+
+#ifndef QT_NO_WHATSTHIS
+inline void QTreeWidgetItem::setWhatsThis(int column, const QString &awhatsThis)
+{ setData(column, Qt::WhatsThisRole, awhatsThis); }
+#endif
+
+inline void QTreeWidgetItem::setFont(int column, const QFont &afont)
+{ setData(column, Qt::FontRole, afont); }
+
+inline int QTreeWidgetItem::indexOfChild(QTreeWidgetItem *achild) const
+{ executePendingSort(); return children.indexOf(achild); }
+
+#ifndef QT_NO_DATASTREAM
+Q_GUI_EXPORT QDataStream &operator<<(QDataStream &out, const QTreeWidgetItem &item);
+Q_GUI_EXPORT QDataStream &operator>>(QDataStream &in, QTreeWidgetItem &item);
+#endif
+
+class QTreeWidgetPrivate;
+
+class Q_GUI_EXPORT QTreeWidget : public QTreeView
+{
+ Q_OBJECT
+ Q_PROPERTY(int columnCount READ columnCount WRITE setColumnCount)
+ Q_PROPERTY(int topLevelItemCount READ topLevelItemCount)
+
+ friend class QTreeModel;
+ friend class QTreeWidgetItem;
+public:
+ explicit QTreeWidget(QWidget *parent = 0);
+ ~QTreeWidget();
+
+ int columnCount() const;
+ void setColumnCount(int columns);
+
+ QTreeWidgetItem *invisibleRootItem() const;
+ QTreeWidgetItem *topLevelItem(int index) const;
+ int topLevelItemCount() const;
+ void insertTopLevelItem(int index, QTreeWidgetItem *item);
+ void addTopLevelItem(QTreeWidgetItem *item);
+ QTreeWidgetItem *takeTopLevelItem(int index);
+ int indexOfTopLevelItem(QTreeWidgetItem *item); // ### Qt 5: remove me
+ int indexOfTopLevelItem(QTreeWidgetItem *item) const;
+
+ void insertTopLevelItems(int index, const QList<QTreeWidgetItem*> &items);
+ void addTopLevelItems(const QList<QTreeWidgetItem*> &items);
+
+ QTreeWidgetItem *headerItem() const;
+ void setHeaderItem(QTreeWidgetItem *item);
+ void setHeaderLabels(const QStringList &labels);
+ inline void setHeaderLabel(const QString &label);
+
+ QTreeWidgetItem *currentItem() const;
+ int currentColumn() const;
+ void setCurrentItem(QTreeWidgetItem *item);
+ void setCurrentItem(QTreeWidgetItem *item, int column);
+ void setCurrentItem(QTreeWidgetItem *item, int column, QItemSelectionModel::SelectionFlags command);
+
+ QTreeWidgetItem *itemAt(const QPoint &p) const;
+ inline QTreeWidgetItem *itemAt(int x, int y) const;
+ QRect visualItemRect(const QTreeWidgetItem *item) const;
+
+ int sortColumn() const;
+ void sortItems(int column, Qt::SortOrder order);
+ void setSortingEnabled(bool enable);
+ bool isSortingEnabled() const;
+
+ void editItem(QTreeWidgetItem *item, int column = 0);
+ void openPersistentEditor(QTreeWidgetItem *item, int column = 0);
+ void closePersistentEditor(QTreeWidgetItem *item, int column = 0);
+
+ QWidget *itemWidget(QTreeWidgetItem *item, int column) const;
+ void setItemWidget(QTreeWidgetItem *item, int column, QWidget *widget);
+ inline void removeItemWidget(QTreeWidgetItem *item, int column);
+
+ bool isItemSelected(const QTreeWidgetItem *item) const;
+ void setItemSelected(const QTreeWidgetItem *item, bool select);
+ QList<QTreeWidgetItem*> selectedItems() const;
+ QList<QTreeWidgetItem*> findItems(const QString &text, Qt::MatchFlags flags,
+ int column = 0) const;
+
+ bool isItemHidden(const QTreeWidgetItem *item) const;
+ void setItemHidden(const QTreeWidgetItem *item, bool hide);
+
+ bool isItemExpanded(const QTreeWidgetItem *item) const;
+ void setItemExpanded(const QTreeWidgetItem *item, bool expand);
+
+ bool isFirstItemColumnSpanned(const QTreeWidgetItem *item) const;
+ void setFirstItemColumnSpanned(const QTreeWidgetItem *item, bool span);
+
+ QTreeWidgetItem *itemAbove(const QTreeWidgetItem *item) const;
+ QTreeWidgetItem *itemBelow(const QTreeWidgetItem *item) const;
+
+ void setSelectionModel(QItemSelectionModel *selectionModel);
+
+public Q_SLOTS:
+ void scrollToItem(const QTreeWidgetItem *item,
+ QAbstractItemView::ScrollHint hint = EnsureVisible);
+ void expandItem(const QTreeWidgetItem *item);
+ void collapseItem(const QTreeWidgetItem *item);
+ void clear();
+
+Q_SIGNALS:
+ void itemPressed(QTreeWidgetItem *item, int column);
+ void itemClicked(QTreeWidgetItem *item, int column);
+ void itemDoubleClicked(QTreeWidgetItem *item, int column);
+ void itemActivated(QTreeWidgetItem *item, int column);
+ void itemEntered(QTreeWidgetItem *item, int column);
+ void itemChanged(QTreeWidgetItem *item, int column);
+ void itemExpanded(QTreeWidgetItem *item);
+ void itemCollapsed(QTreeWidgetItem *item);
+ void currentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous);
+ void itemSelectionChanged();
+
+protected:
+ bool event(QEvent *e);
+ virtual QStringList mimeTypes() const;
+ virtual QMimeData *mimeData(const QList<QTreeWidgetItem*> items) const;
+ virtual bool dropMimeData(QTreeWidgetItem *parent, int index,
+ const QMimeData *data, Qt::DropAction action);
+ virtual Qt::DropActions supportedDropActions() const;
+ QList<QTreeWidgetItem*> items(const QMimeData *data) const;
+
+ QModelIndex indexFromItem(QTreeWidgetItem *item, int column = 0) const;
+ QTreeWidgetItem *itemFromIndex(const QModelIndex &index) const;
+ void dropEvent(QDropEvent *event);
+
+private:
+ void setModel(QAbstractItemModel *model);
+
+ Q_DECLARE_PRIVATE(QTreeWidget)
+ Q_DISABLE_COPY(QTreeWidget)
+
+ Q_PRIVATE_SLOT(d_func(), void _q_emitItemPressed(const QModelIndex &index))
+ Q_PRIVATE_SLOT(d_func(), void _q_emitItemClicked(const QModelIndex &index))
+ Q_PRIVATE_SLOT(d_func(), void _q_emitItemDoubleClicked(const QModelIndex &index))
+ Q_PRIVATE_SLOT(d_func(), void _q_emitItemActivated(const QModelIndex &index))
+ Q_PRIVATE_SLOT(d_func(), void _q_emitItemEntered(const QModelIndex &index))
+ Q_PRIVATE_SLOT(d_func(), void _q_emitItemChanged(const QModelIndex &index))
+ Q_PRIVATE_SLOT(d_func(), void _q_emitItemExpanded(const QModelIndex &index))
+ Q_PRIVATE_SLOT(d_func(), void _q_emitItemCollapsed(const QModelIndex &index))
+ Q_PRIVATE_SLOT(d_func(), void _q_emitCurrentItemChanged(const QModelIndex &previous, const QModelIndex ¤t))
+ Q_PRIVATE_SLOT(d_func(), void _q_sort())
+ Q_PRIVATE_SLOT(d_func(), void _q_dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight))
+ Q_PRIVATE_SLOT(d_func(), void _q_selectionChanged(const QItemSelection &selected, const QItemSelection &deselected))
+};
+
+inline void QTreeWidget::removeItemWidget(QTreeWidgetItem *item, int column)
+{ setItemWidget(item, column, 0); }
+
+inline QTreeWidgetItem *QTreeWidget::itemAt(int ax, int ay) const
+{ return itemAt(QPoint(ax, ay)); }
+
+inline void QTreeWidget::setHeaderLabel(const QString &alabel)
+{ setHeaderLabels(QStringList(alabel)); }
+
+inline void QTreeWidgetItem::setSelected(bool aselect)
+{ if (view) view->setItemSelected(this, aselect); }
+
+inline bool QTreeWidgetItem::isSelected() const
+{ return (view ? view->isItemSelected(this) : false); }
+
+inline void QTreeWidgetItem::setHidden(bool ahide)
+{ if (view) view->setItemHidden(this, ahide); }
+
+inline bool QTreeWidgetItem::isHidden() const
+{ return (view ? view->isItemHidden(this) : false); }
+
+inline void QTreeWidgetItem::setExpanded(bool aexpand)
+{ if (view) view->setItemExpanded(this, aexpand); }
+
+inline bool QTreeWidgetItem::isExpanded() const
+{ return (view ? view->isItemExpanded(this) : false); }
+
+inline void QTreeWidgetItem::setFirstColumnSpanned(bool aspan)
+{ if (view) view->setFirstItemColumnSpanned(this, aspan); }
+
+inline bool QTreeWidgetItem::isFirstColumnSpanned() const
+{ return (view ? view->isFirstItemColumnSpanned(this) : false); }
+
+inline void QTreeWidgetItem::setDisabled(bool disabled)
+{ setFlags(disabled ? (flags() & ~Qt::ItemIsEnabled) : flags() | Qt::ItemIsEnabled); }
+
+inline bool QTreeWidgetItem::isDisabled() const
+{ return !(flags() & Qt::ItemIsEnabled); }
+
+#endif // QT_NO_TREEWIDGET
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QTREEWIDGET_H