e510b6e466
Fixed the include statements added QT+=widgets in examples/network to get them to compile. Will need something better than doing it manually.
130 lines
4.6 KiB
C++
130 lines
4.6 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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** the names of its contributors may be used to endorse or promote
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** products derived from this software without specific prior written
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** permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtWidgets>
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#include "stardelegate.h"
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#include "stareditor.h"
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#include "starrating.h"
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//! [0]
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void StarDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option,
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const QModelIndex &index) const
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{
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if (index.data().canConvert<StarRating>()) {
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StarRating starRating = qvariant_cast<StarRating>(index.data());
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if (option.state & QStyle::State_Selected)
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painter->fillRect(option.rect, option.palette.highlight());
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starRating.paint(painter, option.rect, option.palette,
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StarRating::ReadOnly);
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} else {
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QStyledItemDelegate::paint(painter, option, index);
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}
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//! [0]
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}
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//! [1]
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QSize StarDelegate::sizeHint(const QStyleOptionViewItem &option,
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const QModelIndex &index) const
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{
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if (index.data().canConvert<StarRating>()) {
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StarRating starRating = qvariant_cast<StarRating>(index.data());
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return starRating.sizeHint();
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} else {
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return QStyledItemDelegate::sizeHint(option, index);
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}
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}
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//! [1]
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//! [2]
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QWidget *StarDelegate::createEditor(QWidget *parent,
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const QStyleOptionViewItem &option,
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const QModelIndex &index) const
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{
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if (index.data().canConvert<StarRating>()) {
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StarEditor *editor = new StarEditor(parent);
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connect(editor, SIGNAL(editingFinished()),
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this, SLOT(commitAndCloseEditor()));
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return editor;
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} else {
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return QStyledItemDelegate::createEditor(parent, option, index);
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}
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}
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//! [2]
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//! [3]
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void StarDelegate::setEditorData(QWidget *editor,
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const QModelIndex &index) const
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{
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if (index.data().canConvert<StarRating>()) {
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StarRating starRating = qvariant_cast<StarRating>(index.data());
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StarEditor *starEditor = qobject_cast<StarEditor *>(editor);
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starEditor->setStarRating(starRating);
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} else {
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QStyledItemDelegate::setEditorData(editor, index);
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}
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}
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//! [3]
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//! [4]
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void StarDelegate::setModelData(QWidget *editor, QAbstractItemModel *model,
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const QModelIndex &index) const
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{
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if (index.data().canConvert<StarRating>()) {
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StarEditor *starEditor = qobject_cast<StarEditor *>(editor);
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model->setData(index, QVariant::fromValue(starEditor->starRating()));
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} else {
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QStyledItemDelegate::setModelData(editor, model, index);
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}
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}
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//! [4]
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//! [5]
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void StarDelegate::commitAndCloseEditor()
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{
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StarEditor *editor = qobject_cast<StarEditor *>(sender());
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emit commitData(editor);
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emit closeEditor(editor);
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}
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//! [5]
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