summaryrefslogtreecommitdiffstats
path: root/tests/benchmarks/gui/graphicsview/functional/GraphicsViewBenchmark/widgets/recycledlistitem.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'tests/benchmarks/gui/graphicsview/functional/GraphicsViewBenchmark/widgets/recycledlistitem.cpp')
-rw-r--r--tests/benchmarks/gui/graphicsview/functional/GraphicsViewBenchmark/widgets/recycledlistitem.cpp147
1 files changed, 147 insertions, 0 deletions
diff --git a/tests/benchmarks/gui/graphicsview/functional/GraphicsViewBenchmark/widgets/recycledlistitem.cpp b/tests/benchmarks/gui/graphicsview/functional/GraphicsViewBenchmark/widgets/recycledlistitem.cpp
new file mode 100644
index 0000000000..9645c89370
--- /dev/null
+++ b/tests/benchmarks/gui/graphicsview/functional/GraphicsViewBenchmark/widgets/recycledlistitem.cpp
@@ -0,0 +1,147 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QGraphicsGridLayout>
+#include <QDebug>
+
+#include "recycledlistitem.h"
+#include "listmodel.h"
+
+static const int MinItemHeight = 70;
+static const int MinItemWidth = 276;
+
+RecycledListItem::RecycledListItem(QGraphicsWidget *parent)
+ : AbstractViewItem(parent),
+ m_item(new ListItem(this)),
+ m_item2(0),
+ m_model(0),
+ m_layout(new QGraphicsGridLayout())
+{
+ m_item->setMinimumWidth(MinItemWidth);
+ setContentsMargins(0,0,0,0);
+ setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+ m_layout->addItem(m_item, 0, 0);
+ setLayout(m_layout);
+ m_layout->setContentsMargins(0,0,0,0);
+ m_layout->setSpacing(0);
+ m_layout->setHorizontalSpacing(0.0);
+ m_layout->setVerticalSpacing(0.0);
+}
+
+RecycledListItem::~RecycledListItem()
+{
+}
+
+void RecycledListItem::setModel(QAbstractItemModel *model)
+{
+ m_model = model;
+}
+
+/*virtual*/
+AbstractViewItem *RecycledListItem::newItemInstance()
+{
+ RecycledListItem* item = new RecycledListItem();
+ return item;
+}
+
+QSizeF RecycledListItem::effectiveSizeHint(Qt::SizeHint which, const QSizeF &constraint) const
+{
+ QSizeF s = m_item->effectiveSizeHint(which,constraint);
+ if (m_item2)
+ s.setWidth(s.width()*2);
+ if (s.height()<MinItemHeight)
+ s.setHeight(MinItemHeight);
+ return s;
+}
+
+QVariant RecycledListItem::data(int role) const
+{
+ if (m_item && role == Qt::DisplayRole)
+ return m_item->data();
+
+ return QVariant();
+}
+
+void RecycledListItem::setData(const QVariant &value, int role)
+{
+ if (m_item && role == Qt::DisplayRole) {
+ m_item->setData(value);
+ if (m_item2) {
+ m_item2->setData(value);
+ }
+ }
+}
+
+/*virtual*/
+void RecycledListItem::resizeEvent(QGraphicsSceneResizeEvent *event)
+{
+ AbstractViewItem::resizeEvent(event);
+}
+
+void RecycledListItem::updateItemContents()
+{
+ AbstractViewItem::updateItemContents();
+ if (m_model && m_index.isValid())
+ setData(m_model->data(m_index,Qt::DisplayRole), Qt::DisplayRole);
+}
+
+void RecycledListItem::setTwoColumns(const bool enabled)
+{
+ if (m_item2 && enabled)
+ return;
+
+ if (enabled) {
+ m_item2 = new ListItem();
+ m_item2->setMinimumWidth(MinItemWidth);
+ m_layout->addItem(m_item2, 0, 1);
+ updateItemContents();
+ }
+ else {
+ if (m_layout->count() > 1) {
+ m_layout->removeAt(1);
+ }
+ delete m_item2;
+ m_item2 = 0;
+ }
+
+ if (!m_layout->isActivated())
+ m_layout->activate();
+}