tests/manual/examples/widgets/widgets/validators/ledwidget.cpp


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

// 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();
}