qt6windows7/tests/manual/qlayout/hbwidget.cpp

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2023-10-30 06:33:08 +08:00
// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "hbwidget.h"
#include <QHBoxLayout>
#include <QPushButton>
#include <QComboBox>
#include <QDateTimeEdit>
#include <QLineEdit>
#include <QSpinBox>
#include <QLabel>
#include <QCheckBox>
HbWidget::HbWidget(QWidget *parent) :
QWidget(parent)
{
QHBoxLayout *hb = new QHBoxLayout(this);
hb->setObjectName("HbWidget");
QComboBox *combo = new QComboBox(this);
combo->addItem("123");
QComboBox *combo2 = new QComboBox();
combo2->setEditable(true);
combo2->addItem("123");
hb->addWidget(new QLabel("123"));
hb->addWidget(new QLineEdit("123"));
hb->addWidget(combo);
hb->addWidget(combo2);
hb->addWidget(new QCheckBox("123"));
hb->addWidget(new QDateTimeEdit());
hb->addWidget(new QPushButton("123"));
hb->addWidget(new QSpinBox());
qDebug("There should be four warnings, but no crash or freeze:");
hb->addWidget(this); ///< This command should print a warning, but should not add "this"
hb->addWidget(nullptr); ///< This command should print a warning, but should not add "NULL"
hb->addLayout(hb); ///< This command should print a warning, but should not add "hb"
hb->addLayout(nullptr); ///< This command should print a warning, but should not add "NULL"
qDebug("Neither crashed nor frozen");
}