void AudioTest::initializeWindow() { QScopedPointer<QWidget> window(new QWidget); QScopedPointer<QVBoxLayout> layout(new QVBoxLayout); m_deviceBox = new QComboBox(this); foreach (const QAudioDeviceInfo &deviceInfo, QAudioDeviceInfo::availableDevices(QAudio::AudioOutput)) m_deviceBox->addItem(deviceInfo.deviceName(), QVariant::fromValue(deviceInfo)); connect(m_deviceBox,SIGNAL(activated(int)),SLOT(deviceChanged(int))); layout->addWidget(m_deviceBox); m_modeButton = new QPushButton(this); m_modeButton->setText(PushModeLabel); connect(m_modeButton, SIGNAL(clicked()), SLOT(toggleMode())); layout->addWidget(m_modeButton); m_suspendResumeButton = new QPushButton(this); m_suspendResumeButton->setText(SuspendLabel); connect(m_suspendResumeButton, SIGNAL(clicked()), SLOT(toggleSuspendResume())); layout->addWidget(m_suspendResumeButton); window->setLayout(layout.data()); layout.take(); // ownership transferred setCentralWidget(window.data()); QWidget *const windowPtr = window.take(); // ownership transferred windowPtr->show(); }
void AudioTest::initializeWindow() { QScopedPointer<QWidget> window(new QWidget); QScopedPointer<QVBoxLayout> layout(new QVBoxLayout); m_deviceBox = new QComboBox(this); const QAudioDeviceInfo &defaultDeviceInfo = QAudioDeviceInfo::defaultOutputDevice(); m_deviceBox->addItem(defaultDeviceInfo.deviceName(), qVariantFromValue(defaultDeviceInfo)); foreach (const QAudioDeviceInfo &deviceInfo, QAudioDeviceInfo::availableDevices(QAudio::AudioOutput)) { if (deviceInfo != defaultDeviceInfo) m_deviceBox->addItem(deviceInfo.deviceName(), qVariantFromValue(deviceInfo)); } connect(m_deviceBox,SIGNAL(activated(int)),SLOT(deviceChanged(int))); layout->addWidget(m_deviceBox); m_modeButton = new QPushButton(this); m_modeButton->setText(tr(PUSH_MODE_LABEL)); connect(m_modeButton, SIGNAL(clicked()), SLOT(toggleMode())); layout->addWidget(m_modeButton); m_suspendResumeButton = new QPushButton(this); m_suspendResumeButton->setText(tr(SUSPEND_LABEL)); connect(m_suspendResumeButton, SIGNAL(clicked()), SLOT(toggleSuspendResume())); layout->addWidget(m_suspendResumeButton); QHBoxLayout *volumeBox = new QHBoxLayout; m_volumeLabel = new QLabel; m_volumeLabel->setText(tr(VOLUME_LABEL)); m_volumeSlider = new QSlider(Qt::Horizontal); m_volumeSlider->setMinimum(0); m_volumeSlider->setMaximum(100); m_volumeSlider->setSingleStep(10); connect(m_volumeSlider, SIGNAL(valueChanged(int)), this, SLOT(volumeChanged(int))); volumeBox->addWidget(m_volumeLabel); volumeBox->addWidget(m_volumeSlider); layout->addLayout(volumeBox); window->setLayout(layout.data()); layout.take(); // ownership transferred setCentralWidget(window.data()); QWidget *const windowPtr = window.take(); // ownership transferred windowPtr->show(); }