达州seo_b2b电子商务网站调研报告1500字_优化百度涨_前端培训哪个机构靠谱

 

 

 success.h

#ifndef SUCCESS_H
#define SUCCESS_H#include <QWidget>namespace Ui {
class success;
}class success : public QWidget
{Q_OBJECTpublic:explicit success(QWidget *parent = nullptr);~success();
public slots:void my_login_slot();private slots:void on_pushButton_clicked();private:Ui::success *ui;
};#endif // SUCCESS_H

widget.h

#ifndef WIDGET_H
#define WIDGET_H#include <QWidget>QT_BEGIN_NAMESPACE
namespace Ui { class Widget; }
QT_END_NAMESPACEclass Widget : public QWidget
{Q_OBJECTpublic:Widget(QWidget *parent = nullptr);~Widget();public slots:void my_cancel_slot();void my_cl_slot();signals:void my_login_signal();void my_cl_signal();private slots:void on_pushButton_clicked();private:Ui::Widget *ui;
};
#endif // WIDGET_H

main.cpp

#include "widget.h"
#include "success.h"
#include <QApplication>int main(int argc, char *argv[])
{QApplication a(argc, argv);Widget w;w.show();success login;QObject::connect(&w,&Widget::my_login_signal,&login,&success::my_login_slot);return a.exec();
}

success.cpp

#include "success.h"
#include "ui_success.h"success::success(QWidget *parent) :QWidget(parent),ui(new Ui::success)
{ui->setupUi(this);this->setWindowFlag(Qt::FramelessWindowHint);this->setAttribute(Qt::WA_TranslucentBackground);
}success::~success()
{delete ui;
}void success::my_login_slot()
{this->show();
}void success::on_pushButton_clicked()
{this->close();
}

widget.cpp

#include "widget.h"
#include "ui_widget.h"Widget::Widget(QWidget *parent): QWidget(parent), ui(new Ui::Widget)
{ui->setupUi(this);this->setWindowFlag(Qt::FramelessWindowHint);this->setAttribute(Qt::WA_TranslucentBackground);connect(ui->btn2,SIGNAL(clicked()),this,SLOT(my_cancel_slot()));
}Widget::~Widget()
{delete ui;
}void Widget::my_cancel_slot()
{this->close();
}void Widget::my_cl_slot()
{QLabel *lab=new QLabel("登陆失败",this);
}void Widget::on_pushButton_clicked()
{if(ui->lineEdit->text()=="admin"&&ui->lineEdit_2->text()=="123456"){emit my_login_signal();this->close();}else{ui->lineEdit->setText("");ui->lineEdit_2->setText("");}
}