airgapped signing with UR

src/qrcode/scanner/QrCodeScanDialog.cpp

@@ -13,92 +13,21 @@
 
 #include "Utils.h"
 
-QrCodeScanDialog::QrCodeScanDialog(QWidget *parent)
+QrCodeScanDialog::QrCodeScanDialog(QWidget *parent, bool scan_ur)
         : QDialog(parent)
         , ui(new Ui::QrCodeScanDialog)
-        , m_sink(new QVideoSink(this))
 {
     ui->setupUi(this);
     this->setWindowTitle("Scan QR code");
-
-    QPixmap pixmap = QPixmap(":/assets/images/warning.png");
-    ui->icon_warning->setPixmap(pixmap.scaledToWidth(32, Qt::SmoothTransformation));
-
-    const QList<QCameraDevice> cameras = QMediaDevices::videoInputs();
-    for (const auto &camera : cameras) {
-        ui->combo_camera->addItem(camera.description());
-    }
     
-    connect(ui->combo_camera, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &QrCodeScanDialog::onCameraSwitched);
-
-    connect(ui->viewfinder->videoSink(), &QVideoSink::videoFrameChanged, this, &QrCodeScanDialog::handleFrameCaptured);
-
-    this->onCameraSwitched(0);
-
-    m_thread = new QrScanThread(this);
-    m_thread->start();
-
-    connect(m_thread, &QrScanThread::decoded, this, &QrCodeScanDialog::onDecoded);
+    ui->widget_scanner->startCapture(scan_ur);
 }
 
-void QrCodeScanDialog::handleFrameCaptured(const QVideoFrame &frame) {
-    QImage img = this->videoFrameToImage(frame);
-    m_thread->addImage(img);
-}
-
-QImage QrCodeScanDialog::videoFrameToImage(const QVideoFrame &videoFrame)
-{
-    auto handleType = videoFrame.handleType();
-
-    if (handleType == QVideoFrame::NoHandle) {
-
-        QImage image = videoFrame.toImage();
-
-        if (image.isNull()) {
-            return {};
-        }
-
-        if (image.format() != QImage::Format_ARGB32) {
-            image = image.convertToFormat(QImage::Format_ARGB32);
-        }
-        
-        return image.copy();
-    }
-    
-    return {};
-}
-
-
-void QrCodeScanDialog::onCameraSwitched(int index) {
-    const QList<QCameraDevice> cameras = QMediaDevices::videoInputs();
-
-    if (index >= cameras.size()) {
-        return;
-    }
-
-    m_camera.reset(new QCamera(cameras.at(index)));
-    m_captureSession.setCamera(m_camera.data());
-    m_captureSession.setVideoOutput(ui->viewfinder);
-
-    connect(m_camera.data(), &QCamera::activeChanged, [this](bool active){
-        ui->frame_unavailable->setVisible(!active);
-    });
-
-    m_camera->start();
-}
-
-void QrCodeScanDialog::onDecoded(const QString &data) {
-    decodedString = data;
-    this->accept();
+QString QrCodeScanDialog::decodedString() {
+    return ui->widget_scanner->decodedString;
 }
 
 QrCodeScanDialog::~QrCodeScanDialog()
 {
-    m_thread->stop();
-    m_thread->quit();
-    if (!m_thread->wait(5000))
-    {
-        m_thread->terminate();
-        m_thread->wait();
-    }
+
 }