2024.4.8作业

#include "mainwindow.h"

#include "ui_mainwindow.h"

MainWindow::MainWindow(QWidget *parent)

    : QMainWindow(parent)

    , ui(new Ui::MainWindow)

{

    ui->setupUi(this);

    ui->logoLab->setPixmap(QPixmap(":/C:/Users/l1693/Desktop/pictures/1.png"));

    ui->logoLab->setScaledContents(true);

    connect(ui->btn2,SIGNAL(clicked()),this,SLOT(my_slot()));

    connect(ui->btn1,SIGNAL(clicked()),this,SLOT(my_slot1()));

}

MainWindow::~MainWindow()

{

    delete ui;

}

void MainWindow::my_slot()

{

    close();

}

void MainWindow::my_slot1()

{

    if(ui->userNameEdit->text() == "admin" && ui->passwdEdit->text() == "123456")

    {

        QLabel *lab1 = new QLabel("登陆成功",this);

        lab1->resize(200,100);

        lab1->move(0,0);

        close();

    }

    else

    {

        ui->passwdEdit->text() = "";

        QLabel *lab1 = new QLabel("登录失败",this);

        lab1->resize(200,100);

        lab1->move(0,0);

    }

}