/**************************************************************************** ** ** 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 QCOLUMNVIEW_P_H #define QCOLUMNVIEW_P_H // // W A R N I N G // ------------- // // This file is not part of the Qt API. It exists for the convenience // of other Qt classes. This header file may change from version to // version without notice, or even be removed. // // We mean it. // #include "qcolumnview.h" #ifndef QT_NO_QCOlUMNVIEW #include #include #include #include #include #include #include #include #include QT_BEGIN_NAMESPACE class QColumnViewPreviewColumn : public QAbstractItemView { public: QColumnViewPreviewColumn(QWidget *parent) : QAbstractItemView(parent), previewWidget(0) { } void setPreviewWidget(QWidget *widget) { previewWidget = widget; setMinimumWidth(previewWidget->minimumWidth()); } void resizeEvent(QResizeEvent * event){ if (!previewWidget) return; previewWidget->resize( qMax(previewWidget->minimumWidth(), event->size().width()), previewWidget->height()); QSize p = viewport()->size(); QSize v = previewWidget->size(); horizontalScrollBar()->setRange(0, v.width() - p.width()); horizontalScrollBar()->setPageStep(p.width()); verticalScrollBar()->setRange(0, v.height() - p.height()); verticalScrollBar()->setPageStep(p.height()); QAbstractScrollArea::resizeEvent(event); } QRect visualRect(const QModelIndex &) const { return QRect(); } void scrollTo(const QModelIndex &, ScrollHint) { } QModelIndex indexAt(const QPoint &) const { return QModelIndex(); } QModelIndex moveCursor(CursorAction, Qt::KeyboardModifiers) { return QModelIndex(); } int horizontalOffset () const { return 0; } int verticalOffset () const { return 0; } QRegion visualRegionForSelection(const QItemSelection &) const { return QRegion(); } bool isIndexHidden(const QModelIndex &) const { return false; } void setSelection(const QRect &, QItemSelectionModel::SelectionFlags) { } private: QWidget *previewWidget; }; class Q_AUTOTEST_EXPORT QColumnViewPrivate : public QAbstractItemViewPrivate { Q_DECLARE_PUBLIC(QColumnView) public: QColumnViewPrivate(); ~QColumnViewPrivate(); void initialize(); QAbstractItemView *createColumn(const QModelIndex &index, bool show); void updateScrollbars(); void closeColumns(const QModelIndex &parent = QModelIndex(), bool build = false); void doLayout(); void setPreviewWidget(QWidget *widget); void _q_gripMoved(int offset); void _q_changeCurrentColumn(); void _q_clicked(const QModelIndex &index); QList columns; QVector columnSizes; // used during init and corner moving bool showResizeGrips; int offset; QTimeLine currentAnimation; QWidget *previewWidget; QAbstractItemView *previewColumn; }; /*! * This is a delegate that will paint the triangle */ class QColumnViewDelegate : public QItemDelegate { public: explicit QColumnViewDelegate(QObject *parent = 0) : QItemDelegate(parent) {}; ~QColumnViewDelegate() {}; void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const; }; #endif // QT_NO_QCOLUMNVIEW QT_END_NAMESPACE #endif //QCOLUMNVIEW_P_H