Qt day2

思维导图：

作业：

#include "widget.h"
#include "ui_widget.h"

Widget::Widget(QWidget *parent)
    : QWidget(parent)
    , ui(new Ui::Widget)
{
    ui->setupUi(this);
   QMovie *mov=new QMovie("E:\\1.QQ\\1774024653\\FileRecv\\pictrue\\qq.gif");
   ui->logol->setMovie(mov);
   mov->start();
   ui->logol->setScaledContents(1);

   ui->username_button->setPixmap(QPixmap(":/pictrue/login.png"));
   ui->username_button->setScaledContents(1);
   ui->passward_button->setPixmap(QPixmap(":/pictrue/passwd.jpg"));
   ui->passward_button->setScaledContents(1);

   ui->username_edit->setPlaceholderText("请输入用户名/注册");
   ui->username_edit->setEchoMode(QLineEdit::Normal);
   ui->passwardedit->setPlaceholderText("密码");
   ui->passwardedit->setEchoMode(QLineEdit::Password);

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


}
void Widget::my_slot(){
    QString username=ui->username_edit->text();
    QString password=ui->passwardedit->text();
    if(username=="admin"&& password=="123456"){
//        qDebug()<<"登录成功";
       QMessageBox::information(this,"登录状态","登录成功");
        this->close();
    }else {
//            qDebug()<<"密码错误";
            QMessageBox::warning(this,"status","登录失败");
            ui->passwardedit->clear();


        }

    }


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


void Widget::on_cancel_button_clicked()
{
    this->close();
}