qt6-bb10/examples/widgets/widgets/validators/ledwidget.cpp

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include "ledwidget.h"
LEDWidget::LEDWidget(QWidget *parent)
: QLabel(parent), onPixmap(":/ledon.png"), offPixmap(":/ledoff.png")
{
setPixmap(offPixmap);
flashTimer.setInterval(200);
flashTimer.setSingleShot(true);
connect(&flashTimer, &QTimer::timeout, this, &LEDWidget::extinguish);
};
void LEDWidget::extinguish()
{
setPixmap(offPixmap);
}
void LEDWidget::flash()
{
setPixmap(onPixmap);
flashTimer.start();
}