diff options
author | Gabriel de Dietrich <gabriel.dietrich-de@nokia.com> | 2012-08-17 13:23:19 +0200 |
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committer | Qt by Nokia <qt-info@nokia.com> | 2012-08-20 12:20:55 +0200 |
commit | 806dda08d685bc5f9ed71dfe8b61f21848d48066 (patch) | |
tree | a63533a1c4a335ae17adc105abb0ae4e62e2f26e /examples/widgets/itemviews/stardelegate/stardelegate.cpp | |
parent | 9f942014e31842b512c3198de035d041c59f54a9 (diff) |
Moving .qdoc files under examples/widgets/doc
Updated those .qdoc files to refer to the new relative examples
emplacement. Images and snippets to be moved later.
Also grouped all widgets related examples under widgets.
Change-Id: Ib29696e2d8948524537f53e8dda88f9ee26a597f
Reviewed-by: J-P Nurmi <j-p.nurmi@nokia.com>
Diffstat (limited to 'examples/widgets/itemviews/stardelegate/stardelegate.cpp')
-rw-r--r-- | examples/widgets/itemviews/stardelegate/stardelegate.cpp | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/examples/widgets/itemviews/stardelegate/stardelegate.cpp b/examples/widgets/itemviews/stardelegate/stardelegate.cpp new file mode 100644 index 0000000000..3032c20088 --- /dev/null +++ b/examples/widgets/itemviews/stardelegate/stardelegate.cpp @@ -0,0 +1,129 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtWidgets> + +#include "stardelegate.h" +#include "stareditor.h" +#include "starrating.h" + +//! [0] +void StarDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, + const QModelIndex &index) const +{ + if (index.data().canConvert<StarRating>()) { + StarRating starRating = qvariant_cast<StarRating>(index.data()); + + if (option.state & QStyle::State_Selected) + painter->fillRect(option.rect, option.palette.highlight()); + + starRating.paint(painter, option.rect, option.palette, + StarRating::ReadOnly); + } else { + QStyledItemDelegate::paint(painter, option, index); + } +//! [0] +} + +//! [1] +QSize StarDelegate::sizeHint(const QStyleOptionViewItem &option, + const QModelIndex &index) const +{ + if (index.data().canConvert<StarRating>()) { + StarRating starRating = qvariant_cast<StarRating>(index.data()); + return starRating.sizeHint(); + } else { + return QStyledItemDelegate::sizeHint(option, index); + } +} +//! [1] + +//! [2] +QWidget *StarDelegate::createEditor(QWidget *parent, + const QStyleOptionViewItem &option, + const QModelIndex &index) const + +{ + if (index.data().canConvert<StarRating>()) { + StarEditor *editor = new StarEditor(parent); + connect(editor, SIGNAL(editingFinished()), + this, SLOT(commitAndCloseEditor())); + return editor; + } else { + return QStyledItemDelegate::createEditor(parent, option, index); + } +} +//! [2] + +//! [3] +void StarDelegate::setEditorData(QWidget *editor, + const QModelIndex &index) const +{ + if (index.data().canConvert<StarRating>()) { + StarRating starRating = qvariant_cast<StarRating>(index.data()); + StarEditor *starEditor = qobject_cast<StarEditor *>(editor); + starEditor->setStarRating(starRating); + } else { + QStyledItemDelegate::setEditorData(editor, index); + } +} +//! [3] + +//! [4] +void StarDelegate::setModelData(QWidget *editor, QAbstractItemModel *model, + const QModelIndex &index) const +{ + if (index.data().canConvert<StarRating>()) { + StarEditor *starEditor = qobject_cast<StarEditor *>(editor); + model->setData(index, QVariant::fromValue(starEditor->starRating())); + } else { + QStyledItemDelegate::setModelData(editor, model, index); + } +} +//! [4] + +//! [5] +void StarDelegate::commitAndCloseEditor() +{ + StarEditor *editor = qobject_cast<StarEditor *>(sender()); + emit commitData(editor); + emit closeEditor(editor); +} +//! [5] |