QTday3

#include "widget.h"
#include "ui_widget.h"Widget::Widget(QWidget *parent): QWidget(parent), ui(new Ui::Widget)
{ui->setupUi(this);//设置窗口this->setWindowTitle("GTA5");this->setWindowIcon(QIcon(":/pictrue/gta.jfif"));this->setWindowFlags(Qt::FramelessWindowHint);//设置标签//整个背景ui->lab1->setPixmap(QPixmap(":/pictrue/gta_login.jpg"));ui->lab1->setScaledContents(true);//R星logoui->lab2->setPixmap(QPixmap(":/pictrue/rxing.png"));ui->lab2->setScaledContents(true);ui->lab2->setStyleSheet("border-radius:10px");ui->lab3->setPixmap(QPixmap(":/pictrue/denglu.webp"));ui->lab4->setPixmap(QPixmap(":/pictrue/passwd.jpg"));ui->lab3->setScaledContents(true);ui->lab4->setScaledContents(true);//设置行编辑器ui->edit1->setPlaceholderText("账号/邮箱");ui->edit2->setPlaceholderText("密码");ui->edit2->setEchoMode(QLineEdit::Password);//QT4手动关闭槽函数// connect(ui->btn2,SIGNAL(clicked()),this,SLOT(close()));//QT5手动关闭槽函数connect(ui->btn1,&QPushButton::clicked,this,&Widget::btn1_slot);}Widget::~Widget()
{delete ui;
}void Widget::btn1_slot()
{if(ui->edit1->text()=="123"&&ui->edit2->text()=="123456"){QMessageBox msg(QMessageBox::Information,"提示","登录成功",QMessageBox::Yes,this);int ret= msg.exec();if(ret==QMessageBox::Yes){this->close();//关闭emit this->my_jump();//跳转}}else{QMessageBox msg(QMessageBox::Warning,"警告","账号和密码不匹配，是否重新登录",QMessageBox::Yes|QMessageBox::No,this);int ret=msg.exec();if(ret==QMessageBox::Yes){ui->edit2->clear();//清空密码框}else{this->close();//关闭界面}}}void Widget::on_btn2_clicked()
{int ret=QMessageBox::question(this,"问题","您确定要退出登录吗？",QMessageBox::Yes|QMessageBox::No);if(ret==QMessageBox::Yes){this->close();//关闭界面}}