RecordControlApplication/Menu.cpp

#include "Menu.h"
#include "ui_Menu.h"

Menu::Menu(QWidget* parent)
    : QWidget(parent)
    , ui(new Ui::Menu)
{
    ui->setupUi(this);
    ui->btnChannelA->setChecked(true);

    // move to center
    QPoint globalPos = parent->mapToGlobal(QPoint(0, 0));
    int x = globalPos.x() + (parent->width() - this->width()) / 2;
    int y = globalPos.y() + (parent->height() - this->height()) / 2;
    this->move(x, y);
}

Menu::~Menu()
{
    delete ui;
}

QString Menu::getCurChannel()
{
    if (ui->btnChannelA->isChecked())
        return "HDMI-A";
    else
        return "HDMI-B";
}

void Menu::setCurChannel(QString channel)
{
    if (channel == "HDMI-A")
        ui->btnChannelA->setChecked(true);
    else
        ui->btnChannelB->setChecked(true);
}