bf8edf8036
* Added icons to the controller. * Keep the car within the scene. * Removed the ui file because 4 buttons can be maintained in code easier. Change-Id: I10af821beb442939e1e7fbdd3ffbde67a272bb2f Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io> (cherry picked from commit 29a4323974a1877faf389637be40688e3bc1790d)
59 lines
2.1 KiB
C++
59 lines
2.1 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#include "controller.h"
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#include <QGridLayout>
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#include <QHBoxLayout>
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using org::example::Examples::CarInterface;
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Controller::Controller(QWidget *parent) : QWidget(parent)
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{
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car = new CarInterface("org.example.CarExample", "/Car", QDBusConnection::sessionBus(), this);
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accelerate = new QPushButton(QIcon(":up.svg"), "", this);
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accelerate->setFixedSize(80, 64);
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accelerate->setIconSize(QSize(44, 44));
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decelerate = new QPushButton(QIcon(":down.svg"), "", this);
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decelerate->setFixedSize(80, 64);
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decelerate->setIconSize(QSize(44, 44));
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left = new QPushButton(QIcon(":left.svg"), "", this);
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left->setFixedSize(64, 80);
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left->setIconSize(QSize(44, 44));
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right = new QPushButton(QIcon(":right.svg"), "", this);
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right->setFixedSize(64, 80);
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right->setIconSize(QSize(44, 44));
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status = new QLabel(this);
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statusSymbol = new QLabel(this);
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statusSymbol->setFixedHeight(24);
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QGridLayout *layout = new QGridLayout(this);
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layout->addWidget(accelerate, 1, 1);
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layout->addWidget(left, 2, 0);
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layout->addWidget(right, 2, 2);
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layout->addWidget(decelerate, 3, 1);
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QHBoxLayout *statusLayout = new QHBoxLayout();
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statusLayout->addWidget(status);
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statusLayout->addWidget(statusSymbol);
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layout->addLayout(statusLayout, 0, 1, 1, 2, Qt::AlignTop | Qt::AlignRight);
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connect(accelerate, &QPushButton::clicked, car, &CarInterface::accelerate);
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connect(decelerate, &QPushButton::clicked, car, &CarInterface::decelerate);
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connect(left, &QPushButton::clicked, car, &CarInterface::turnLeft);
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connect(right, &QPushButton::clicked, car, &CarInterface::turnRight);
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startTimer(1000);
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}
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void Controller::timerEvent(QTimerEvent *event)
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{
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Q_UNUSED(event);
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static QPixmap connectedIcon = QPixmap::fromImage(QImage(":connected.svg"));
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static QPixmap connectingIcon = QPixmap::fromImage(QImage(":connecting.svg"));
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status->setText(car->isValid() ? tr("connected") : tr("searching..."));
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statusSymbol->setPixmap(car->isValid() ? connectedIcon : connectingIcon);
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}
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