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+/****************************************************************************
+**
+** Copyright (C) 2010 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 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.
+**
+** 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QABSTRACTITEMVIEW_H
+#define QABSTRACTITEMVIEW_H
+
+#include <QtGui/qabstractscrollarea.h>
+#include <QtCore/qabstractitemmodel.h>
+#include <QtGui/qitemselectionmodel.h>
+#include <QtGui/qabstractitemdelegate.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+#ifndef QT_NO_ITEMVIEWS
+
+class QMenu;
+class QDrag;
+class QEvent;
+class QAbstractItemViewPrivate;
+
+class Q_GUI_EXPORT QAbstractItemView : public QAbstractScrollArea
+{
+ Q_OBJECT
+ Q_ENUMS(SelectionMode SelectionBehavior ScrollHint ScrollMode DragDropMode)
+ Q_FLAGS(EditTriggers)
+ Q_PROPERTY(bool autoScroll READ hasAutoScroll WRITE setAutoScroll)
+ Q_PROPERTY(int autoScrollMargin READ autoScrollMargin WRITE setAutoScrollMargin)
+ Q_PROPERTY(EditTriggers editTriggers READ editTriggers WRITE setEditTriggers)
+ Q_PROPERTY(bool tabKeyNavigation READ tabKeyNavigation WRITE setTabKeyNavigation)
+#ifndef QT_NO_DRAGANDDROP
+ Q_PROPERTY(bool showDropIndicator READ showDropIndicator WRITE setDropIndicatorShown)
+ Q_PROPERTY(bool dragEnabled READ dragEnabled WRITE setDragEnabled)
+ Q_PROPERTY(bool dragDropOverwriteMode READ dragDropOverwriteMode WRITE setDragDropOverwriteMode)
+ Q_PROPERTY(DragDropMode dragDropMode READ dragDropMode WRITE setDragDropMode)
+ Q_PROPERTY(Qt::DropAction defaultDropAction READ defaultDropAction WRITE setDefaultDropAction)
+#endif
+ Q_PROPERTY(bool alternatingRowColors READ alternatingRowColors WRITE setAlternatingRowColors)
+ Q_PROPERTY(SelectionMode selectionMode READ selectionMode WRITE setSelectionMode)
+ Q_PROPERTY(SelectionBehavior selectionBehavior READ selectionBehavior WRITE setSelectionBehavior)
+ Q_PROPERTY(QSize iconSize READ iconSize WRITE setIconSize)
+ Q_PROPERTY(Qt::TextElideMode textElideMode READ textElideMode WRITE setTextElideMode)
+ Q_PROPERTY(ScrollMode verticalScrollMode READ verticalScrollMode WRITE setVerticalScrollMode)
+ Q_PROPERTY(ScrollMode horizontalScrollMode READ horizontalScrollMode WRITE setHorizontalScrollMode)
+
+public:
+ enum SelectionMode {
+ NoSelection,
+ SingleSelection,
+ MultiSelection,
+ ExtendedSelection,
+ ContiguousSelection
+ };
+
+ enum SelectionBehavior {
+ SelectItems,
+ SelectRows,
+ SelectColumns
+ };
+
+ enum ScrollHint {
+ EnsureVisible,
+ PositionAtTop,
+ PositionAtBottom,
+ PositionAtCenter
+ };
+
+ enum EditTrigger {
+ NoEditTriggers = 0,
+ CurrentChanged = 1,
+ DoubleClicked = 2,
+ SelectedClicked = 4,
+ EditKeyPressed = 8,
+ AnyKeyPressed = 16,
+ AllEditTriggers = 31
+ };
+
+ Q_DECLARE_FLAGS(EditTriggers, EditTrigger)
+
+ enum ScrollMode {
+ ScrollPerItem,
+ ScrollPerPixel
+ };
+
+ explicit QAbstractItemView(QWidget *parent = 0);
+ ~QAbstractItemView();
+
+ virtual void setModel(QAbstractItemModel *model);
+ QAbstractItemModel *model() const;
+
+ virtual void setSelectionModel(QItemSelectionModel *selectionModel);
+ QItemSelectionModel *selectionModel() const;
+
+ void setItemDelegate(QAbstractItemDelegate *delegate);
+ QAbstractItemDelegate *itemDelegate() const;
+
+ void setSelectionMode(QAbstractItemView::SelectionMode mode);
+ QAbstractItemView::SelectionMode selectionMode() const;
+
+ void setSelectionBehavior(QAbstractItemView::SelectionBehavior behavior);
+ QAbstractItemView::SelectionBehavior selectionBehavior() const;
+
+ QModelIndex currentIndex() const;
+ QModelIndex rootIndex() const;
+
+ void setEditTriggers(EditTriggers triggers);
+ EditTriggers editTriggers() const;
+
+ void setVerticalScrollMode(ScrollMode mode);
+ ScrollMode verticalScrollMode() const;
+
+ void setHorizontalScrollMode(ScrollMode mode);
+ ScrollMode horizontalScrollMode() const;
+
+ void setAutoScroll(bool enable);
+ bool hasAutoScroll() const;
+
+ void setAutoScrollMargin(int margin);
+ int autoScrollMargin() const;
+
+ void setTabKeyNavigation(bool enable);
+ bool tabKeyNavigation() const;
+
+#ifndef QT_NO_DRAGANDDROP
+ void setDropIndicatorShown(bool enable);
+ bool showDropIndicator() const;
+
+ void setDragEnabled(bool enable);
+ bool dragEnabled() const;
+
+ void setDragDropOverwriteMode(bool overwrite);
+ bool dragDropOverwriteMode() const;
+
+ enum DragDropMode {
+ NoDragDrop,
+ DragOnly,
+ DropOnly,
+ DragDrop,
+ InternalMove
+ };
+
+ void setDragDropMode(DragDropMode behavior);
+ DragDropMode dragDropMode() const;
+
+ void setDefaultDropAction(Qt::DropAction dropAction);
+ Qt::DropAction defaultDropAction() const;
+#endif
+
+ void setAlternatingRowColors(bool enable);
+ bool alternatingRowColors() const;
+
+ void setIconSize(const QSize &size);
+ QSize iconSize() const;
+
+ void setTextElideMode(Qt::TextElideMode mode);
+ Qt::TextElideMode textElideMode() const;
+
+ virtual void keyboardSearch(const QString &search);
+
+ virtual QRect visualRect(const QModelIndex &index) const = 0;
+ virtual void scrollTo(const QModelIndex &index, ScrollHint hint = EnsureVisible) = 0;
+ virtual QModelIndex indexAt(const QPoint &point) const = 0;
+
+ QSize sizeHintForIndex(const QModelIndex &index) const;
+ virtual int sizeHintForRow(int row) const;
+ virtual int sizeHintForColumn(int column) const;
+
+ void openPersistentEditor(const QModelIndex &index);
+ void closePersistentEditor(const QModelIndex &index);
+
+ void setIndexWidget(const QModelIndex &index, QWidget *widget);
+ QWidget *indexWidget(const QModelIndex &index) const;
+
+ void setItemDelegateForRow(int row, QAbstractItemDelegate *delegate);
+ QAbstractItemDelegate *itemDelegateForRow(int row) const;
+
+ void setItemDelegateForColumn(int column, QAbstractItemDelegate *delegate);
+ QAbstractItemDelegate *itemDelegateForColumn(int column) const;
+
+ QAbstractItemDelegate *itemDelegate(const QModelIndex &index) const;
+
+ virtual QVariant inputMethodQuery(Qt::InputMethodQuery query) const;
+
+#ifdef Q_NO_USING_KEYWORD
+ inline void update() { QAbstractScrollArea::update(); }
+#else
+ using QAbstractScrollArea::update;
+#endif
+
+public Q_SLOTS:
+ virtual void reset();
+ virtual void setRootIndex(const QModelIndex &index);
+ virtual void doItemsLayout();
+ virtual void selectAll();
+ void edit(const QModelIndex &index);
+ void clearSelection();
+ void setCurrentIndex(const QModelIndex &index);
+ void scrollToTop();
+ void scrollToBottom();
+ void update(const QModelIndex &index);
+
+protected Q_SLOTS:
+ virtual void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight);
+ virtual void rowsInserted(const QModelIndex &parent, int start, int end);
+ virtual void rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end);
+ virtual void selectionChanged(const QItemSelection &selected, const QItemSelection &deselected);
+ virtual void currentChanged(const QModelIndex &current, const QModelIndex &previous);
+ virtual void updateEditorData();
+ virtual void updateEditorGeometries();
+ virtual void updateGeometries();
+ virtual void verticalScrollbarAction(int action);
+ virtual void horizontalScrollbarAction(int action);
+ virtual void verticalScrollbarValueChanged(int value);
+ virtual void horizontalScrollbarValueChanged(int value);
+ virtual void closeEditor(QWidget *editor, QAbstractItemDelegate::EndEditHint hint);
+ virtual void commitData(QWidget *editor);
+ virtual void editorDestroyed(QObject *editor);
+
+Q_SIGNALS:
+ void pressed(const QModelIndex &index);
+ void clicked(const QModelIndex &index);
+ void doubleClicked(const QModelIndex &index);
+
+ void activated(const QModelIndex &index);
+ void entered(const QModelIndex &index);
+ void viewportEntered();
+
+protected:
+ QAbstractItemView(QAbstractItemViewPrivate &, QWidget *parent = 0);
+
+ void setHorizontalStepsPerItem(int steps);
+ int horizontalStepsPerItem() const;
+ void setVerticalStepsPerItem(int steps);
+ int verticalStepsPerItem() const;
+
+ enum CursorAction { MoveUp, MoveDown, MoveLeft, MoveRight,
+ MoveHome, MoveEnd, MovePageUp, MovePageDown,
+ MoveNext, MovePrevious };
+ virtual QModelIndex moveCursor(CursorAction cursorAction,
+ Qt::KeyboardModifiers modifiers) = 0;
+
+ virtual int horizontalOffset() const = 0;
+ virtual int verticalOffset() const = 0;
+
+ virtual bool isIndexHidden(const QModelIndex &index) const = 0;
+
+ virtual void setSelection(const QRect &rect, QItemSelectionModel::SelectionFlags command) = 0;
+ virtual QRegion visualRegionForSelection(const QItemSelection &selection) const = 0;
+ virtual QModelIndexList selectedIndexes() const;
+
+ virtual bool edit(const QModelIndex &index, EditTrigger trigger, QEvent *event);
+
+ virtual QItemSelectionModel::SelectionFlags selectionCommand(const QModelIndex &index,
+ const QEvent *event = 0) const;
+
+#ifndef QT_NO_DRAGANDDROP
+ virtual void startDrag(Qt::DropActions supportedActions);
+#endif
+
+ virtual QStyleOptionViewItem viewOptions() const;
+
+ enum State {
+ NoState,
+ DraggingState,
+ DragSelectingState,
+ EditingState,
+ ExpandingState,
+ CollapsingState,
+ AnimatingState
+ };
+
+ State state() const;
+ void setState(State state);
+
+ void scheduleDelayedItemsLayout();
+ void executeDelayedItemsLayout();
+
+ void setDirtyRegion(const QRegion &region);
+ void scrollDirtyRegion(int dx, int dy);
+ QPoint dirtyRegionOffset() const;
+
+ void startAutoScroll();
+ void stopAutoScroll();
+ void doAutoScroll();
+
+ bool focusNextPrevChild(bool next);
+ bool event(QEvent *event);
+ bool viewportEvent(QEvent *event);
+ void mousePressEvent(QMouseEvent *event);
+ void mouseMoveEvent(QMouseEvent *event);
+ void mouseReleaseEvent(QMouseEvent *event);
+ void mouseDoubleClickEvent(QMouseEvent *event);
+#ifndef QT_NO_DRAGANDDROP
+ void dragEnterEvent(QDragEnterEvent *event);
+ void dragMoveEvent(QDragMoveEvent *event);
+ void dragLeaveEvent(QDragLeaveEvent *event);
+ void dropEvent(QDropEvent *event);
+#endif
+ void focusInEvent(QFocusEvent *event);
+ void focusOutEvent(QFocusEvent *event);
+ void keyPressEvent(QKeyEvent *event);
+ void resizeEvent(QResizeEvent *event);
+ void timerEvent(QTimerEvent *event);
+ void inputMethodEvent(QInputMethodEvent *event);
+
+#ifndef QT_NO_DRAGANDDROP
+ enum DropIndicatorPosition { OnItem, AboveItem, BelowItem, OnViewport };
+ DropIndicatorPosition dropIndicatorPosition() const;
+#endif
+
+private:
+ Q_DECLARE_PRIVATE(QAbstractItemView)
+ Q_DISABLE_COPY(QAbstractItemView)
+ 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_columnsInserted(const QModelIndex&, int, int))
+ Q_PRIVATE_SLOT(d_func(), void _q_rowsRemoved(const QModelIndex&, int, int))
+ Q_PRIVATE_SLOT(d_func(), void _q_modelDestroyed())
+ Q_PRIVATE_SLOT(d_func(), void _q_layoutChanged())
+ Q_PRIVATE_SLOT(d_func(), void _q_headerDataChanged())
+
+ friend class QTreeViewPrivate; // needed to compile with MSVC
+ friend class QAccessibleItemRow;
+ friend class QListModeViewBase;
+ friend class QListViewPrivate; // needed to compile for Symbian emulator
+};
+
+Q_DECLARE_OPERATORS_FOR_FLAGS(QAbstractItemView::EditTriggers)
+
+#endif // QT_NO_ITEMVIEWS
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QABSTRACTITEMVIEW_H