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mainwindow.cpp
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mainwindow.cpp
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#include "mainwindow.h"
#include "ui_mainwindow.h"
#include <QPropertyAnimation>
MainWindow::MainWindow(QWidget *parent) :
QWidget(parent),
ui(new Ui::MainWindow)
{
// Remove titlebar and boarder
setWindowFlags(Qt::Window | Qt::FramelessWindowHint);
ui->setupUi(this);
// Start the animation of the scan bar
QPropertyAnimation *animation = new QPropertyAnimation(ui->frame_6, "geometry");
animation->setDuration(4000);
animation->setStartValue(QRect(4, 1, 192, 4));
animation->setEndValue(QRect(4, 192, 192, 4));
animation->setLoopCount(-1);
animation->start();
// Init the gst and prepare for sink
sink = new ScannerQWidgetSink(ui->widget,
QString("v4l2src device=/dev/video1"));
// start the decoder thread
decThread = new DecoderThread(this);
// attache the sink and label UI widget to thread
decThread->AttachWidgetSink(sink, ui->scanresult);
//connect(decThread, &DecoderThread::resultReady, this, &handleResults);
connect(decThread, &DecoderThread::finished, decThread, &QObject::deleteLater);
decThread->start();
}
MainWindow::~MainWindow()
{
// stop and exit the rendering
sink->StopRender();
sink->ExitRender();
// wait for decoder thread exit
decThread->wait();
delete sink;
delete ui;
}
void MainWindow::showEvent(QShowEvent *event)
{
QWidget::showEvent(event);
sink->StartRender();
}
void MainWindow::hideEvent(QHideEvent *event)
{
sink->StopRender();
QWidget::hideEvent(event);
}
void MainWindow::on_pushButton_clicked()
{
this->close();
}