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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "autotestplugin.h"
#include "testresultdelegate.h"
#include "testresultmodel.h"
#include "testsettings.h"
#include <utils/qtcassert.h>
#include <QAbstractItemView>
#include <QPainter>
#include <QTextLayout>
#include <QWindow>
namespace Autotest {
namespace Internal {
constexpr int outputLimit = 100000;
TestResultDelegate::TestResultDelegate(QObject *parent)
: QStyledItemDelegate(parent)
{
}
void TestResultDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
{
QStyleOptionViewItem opt = option;
initStyleOption(&opt, index);
QFontMetrics fm(opt.font);
QBrush background;
QColor foreground;
const bool selected = opt.state & QStyle::State_Selected;
if (selected) {
background = opt.palette.highlight().color();
foreground = opt.palette.highlightedText().color();
} else {
background = opt.palette.window().color();
foreground = opt.palette.text().color();
}
auto resultFilterModel = qobject_cast<const TestResultFilterModel *>(index.model());
if (!resultFilterModel)
return;
painter->save();
painter->fillRect(opt.rect, background);
painter->setPen(foreground);
LayoutPositions positions(opt, resultFilterModel);
const TestResult *testResult = resultFilterModel->testResult(index);
QTC_ASSERT(testResult, painter->restore();return);
const QWidget *widget = dynamic_cast<const QWidget*>(painter->device());
QWindow *window = widget ? widget->window()->windowHandle() : nullptr;
QIcon icon = index.data(Qt::DecorationRole).value<QIcon>();
if (!icon.isNull())
painter->drawPixmap(positions.left(), positions.top(),
icon.pixmap(window, QSize(positions.iconSize(), positions.iconSize())));
TestResultItem *item = resultFilterModel->itemForIndex(index);
QTC_ASSERT(item, painter->restore(); return);
const QString typeStr = item->resultString();
if (selected) {
painter->drawText(positions.typeAreaLeft(), positions.top() + fm.ascent(), typeStr);
} else {
QPen tmp = painter->pen();
if (testResult->result() == ResultType::TestStart)
painter->setPen(opt.palette.mid().color());
else
painter->setPen(TestResult::colorForType(testResult->result()));
painter->drawText(positions.typeAreaLeft(), positions.top() + fm.ascent(), typeStr);
painter->setPen(tmp);
}
QString output = testResult->outputString(selected);
if (selected) {
output.replace('\n', QChar::LineSeparator);
if (AutotestPlugin::settings()->limitResultOutput && output.length() > outputLimit)
output = output.left(outputLimit).append("...");
recalculateTextLayout(index, output, painter->font(), positions.textAreaWidth());
m_lastCalculatedLayout.draw(painter, QPoint(positions.textAreaLeft(), positions.top()));
} else {
painter->setClipRect(positions.textArea());
// cut output before generating elided text as this takes quite long for exhaustive output
painter->drawText(positions.textAreaLeft(), positions.top() + fm.ascent(),
fm.elidedText(output.left(2000), Qt::ElideRight, positions.textAreaWidth()));
}
QString file = testResult->fileName();
const int pos = file.lastIndexOf('/');
if (pos != -1)
file = file.mid(pos + 1);
painter->setClipRect(positions.fileArea());
painter->drawText(positions.fileAreaLeft(), positions.top() + fm.ascent(), file);
if (testResult->line()) {
QString line = QString::number(testResult->line());
painter->setClipRect(positions.lineArea());
painter->drawText(positions.lineAreaLeft(), positions.top() + fm.ascent(), line);
}
painter->setClipping(false);
painter->setPen(opt.palette.mid().color());
const QRectF adjustedRect(QRectF(opt.rect).adjusted(0.5, 0.5, -0.5, -0.5));
painter->drawLine(adjustedRect.bottomLeft(), adjustedRect.bottomRight());
painter->restore();
}
QSize TestResultDelegate::sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const
{
QStyleOptionViewItem opt = option;
// make sure opt.rect is initialized correctly - otherwise we might get a width of 0
opt.initFrom(opt.widget);
const QAbstractItemView *view = qobject_cast<const QAbstractItemView *>(opt.widget);
const bool selected = view->selectionModel()->currentIndex() == index;
QFontMetrics fm(opt.font);
int fontHeight = fm.height();
TestResultFilterModel *resultFilterModel = static_cast<TestResultFilterModel *>(view->model());
LayoutPositions positions(opt, resultFilterModel);
QSize s;
s.setWidth(opt.rect.width());
if (selected) {
const TestResult *testResult = resultFilterModel->testResult(index);
QTC_ASSERT(testResult, return QSize());
QString output = testResult->outputString(selected);
output.replace('\n', QChar::LineSeparator);
if (AutotestPlugin::settings()->limitResultOutput && output.length() > outputLimit)
output = output.left(outputLimit).append("...");
recalculateTextLayout(index, output, opt.font, positions.textAreaWidth());
s.setHeight(m_lastCalculatedHeight + 3);
} else {
s.setHeight(fontHeight + 3);
}
if (s.height() < positions.minimumHeight())
s.setHeight(positions.minimumHeight());
return s;
}
void TestResultDelegate::currentChanged(const QModelIndex ¤t, const QModelIndex &previous)
{
emit sizeHintChanged(current);
emit sizeHintChanged(previous);
}
void TestResultDelegate::clearCache()
{
m_lastProcessedIndex = QModelIndex();
m_lastProcessedFont = QFont();
}
void TestResultDelegate::recalculateTextLayout(const QModelIndex &index, const QString &output,
const QFont &font, int width) const
{
if (m_lastProcessedIndex == index && m_lastProcessedFont == font)
return;
const QFontMetrics fm(font);
const int leading = fm.leading();
const int fontHeight = fm.height();
m_lastProcessedIndex = index;
m_lastProcessedFont = font;
m_lastCalculatedHeight = 0;
m_lastCalculatedLayout.clearLayout();
m_lastCalculatedLayout.setText(output);
m_lastCalculatedLayout.setFont(font);
QTextOption txtOption;
txtOption.setWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
m_lastCalculatedLayout.setTextOption(txtOption);
m_lastCalculatedLayout.beginLayout();
while (true) {
QTextLine line = m_lastCalculatedLayout.createLine();
if (!line.isValid())
break;
line.setLineWidth(width);
m_lastCalculatedHeight += leading;
line.setPosition(QPoint(0, m_lastCalculatedHeight));
m_lastCalculatedHeight += fontHeight;
}
m_lastCalculatedLayout.endLayout();
}
} // namespace Internal
} // namespace Autotest
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