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author | Lars Knoll <lars.knoll@nokia.com> | 2009-03-23 09:18:55 (GMT) |
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committer | Simon Hausmann <simon.hausmann@nokia.com> | 2009-03-23 09:18:55 (GMT) |
commit | e5fcad302d86d316390c6b0f62759a067313e8a9 (patch) | |
tree | c2afbf6f1066b6ce261f14341cf6d310e5595bc1 /src/gui/itemviews/qabstractitemdelegate.h | |
download | Qt-e5fcad302d86d316390c6b0f62759a067313e8a9.zip Qt-e5fcad302d86d316390c6b0f62759a067313e8a9.tar.gz Qt-e5fcad302d86d316390c6b0f62759a067313e8a9.tar.bz2 |
Long live Qt 4.5!
Diffstat (limited to 'src/gui/itemviews/qabstractitemdelegate.h')
-rw-r--r-- | src/gui/itemviews/qabstractitemdelegate.h | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/src/gui/itemviews/qabstractitemdelegate.h b/src/gui/itemviews/qabstractitemdelegate.h new file mode 100644 index 0000000..fe9aca7 --- /dev/null +++ b/src/gui/itemviews/qabstractitemdelegate.h @@ -0,0 +1,134 @@ +/**************************************************************************** +** +** Copyright (C) 2009 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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 are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QABSTRACTITEMDELEGATE_H +#define QABSTRACTITEMDELEGATE_H + +#include <QtCore/qobject.h> +#include <QtGui/qstyleoption.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Gui) + +#ifndef QT_NO_ITEMVIEWS + +class QPainter; +class QModelIndex; +class QAbstractItemModel; +class QAbstractItemView; +class QHelpEvent; + +class Q_GUI_EXPORT QAbstractItemDelegate : public QObject +{ + Q_OBJECT + +public: + + enum EndEditHint { + NoHint, + EditNextItem, + EditPreviousItem, + SubmitModelCache, + RevertModelCache + }; + + explicit QAbstractItemDelegate(QObject *parent = 0); + virtual ~QAbstractItemDelegate(); + + // painting + virtual void paint(QPainter *painter, + const QStyleOptionViewItem &option, + const QModelIndex &index) const = 0; + + virtual QSize sizeHint(const QStyleOptionViewItem &option, + const QModelIndex &index) const = 0; + + // editing + virtual QWidget *createEditor(QWidget *parent, + const QStyleOptionViewItem &option, + const QModelIndex &index) const; + + virtual void setEditorData(QWidget *editor, const QModelIndex &index) const; + + virtual void setModelData(QWidget *editor, + QAbstractItemModel *model, + const QModelIndex &index) const; + + virtual void updateEditorGeometry(QWidget *editor, + const QStyleOptionViewItem &option, + const QModelIndex &index) const; + + // for non-widget editors + virtual bool editorEvent(QEvent *event, + QAbstractItemModel *model, + const QStyleOptionViewItem &option, + const QModelIndex &index); + + static QString elidedText(const QFontMetrics &fontMetrics, int width, + Qt::TextElideMode mode, const QString &text); + +public Q_SLOTS: + bool helpEvent(QHelpEvent *event, + QAbstractItemView *view, + const QStyleOptionViewItem &option, + const QModelIndex &index); + +Q_SIGNALS: + void commitData(QWidget *editor); + void closeEditor(QWidget *editor, QAbstractItemDelegate::EndEditHint hint = NoHint); + void sizeHintChanged(const QModelIndex &); + +protected: + QAbstractItemDelegate(QObjectPrivate &, QObject *parent = 0); +private: + Q_DISABLE_COPY(QAbstractItemDelegate) +}; + +#endif // QT_NO_ITEMVIEWS + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QABSTRACTITEMDELEGATE_H |