class_2.cpp

#include "class_2.h"
#include "ui_class_2.h"

Class_2::Class_2(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::Class_2)
{
    ui->setupUi(this);
}

Class_2::~Class_2()
{
    delete ui;
}

void Class_2::on_lineEdit_textChanged(const QString &arg1)
{
    ui->label->setText(arg1);
    emit send_name(arg1);
}