使用手动连接#xff0c;将登录框中的取消按钮使用qt4版本的连接到自定义的槽函数中#xff0c;在自定义的槽函数中调用关闭函数

将登录按钮使用qt5版本的连接到自定义的槽函数中#xff0c;在槽函数中判断ui界面上输入的账号是否…代码练习

使用手动连接将登录框中的取消按钮使用qt4版本的连接到自定义的槽函数中在自定义的槽函数中调用关闭函数

将登录按钮使用qt5版本的连接到自定义的槽函数中在槽函数中判断ui界面上输入的账号是否为admin密码是否为123456,如果账号密码匹配成功则输出“登录成功”并关闭该界面如果匹配失败则输出登录失败并将密码框中的内容清空

提醒窗口

{ui-setupUi(this);this-setWindowFlag(Qt::FramelessWindowHint);this-setAttribute(Qt::WA_TranslucentBackground);connect(ui-pushButton,QPushButton::clicked,this,infor::push_close);

}infor::~infor()

called;ui-label_2-setText(登陆成功);this-show();

}void

called;ui-label_2-setText(账号或密码错误);this-show();

}void

ui_loging.hLoging::Loging(QWidget

*parent)

{ui-setupUi(this);this-setWindowFlag(Qt::FramelessWindowHint);this-setAttribute(Qt::WA_TranslucentBackground);ui-lineEdit-setPlaceholderText(支持QQ号/邮箱/手机号登录);ui-lineEdit_2-setPlaceholderText(请输入密码);ui-lineEdit_2-setEchoMode(QLineEdit::Password);connect(ui-pushButton,QPushButton::clicked,this,Loging::LogBtn_in);

}Loging::~Loging()

called;if(QString(ui-lineEdit-text())admin){if(QString(ui-lineEdit_2-text())123456){this-close();emit

Loged1();}else{emit

Loged2();ui-lineEdit_2-clear();//清空密码框内容}}else{emit

Loged2();ui-lineEdit_2-clear();//清空密码框内容}

}void

PushbuttonClicked();private:Ui::Widget

*ui;QTextToSpeech

ui_widget.hWidget::Widget(QWidget

*parent):

{ui-setupUi(this);this-setWindowFlag(Qt::FramelessWindowHint);this-setAttribute(Qt::WA_TranslucentBackground);connect(ui-pushButton_2,SIGNAL(clicked()),this,SLOT(on_pushButton_2_clicked()));connect(ui-pushButton,QPushButton::clicked,this,Widget::PushbuttonClicked);

}Widget::~Widget()

Widget::on_pushButton_2_clicked()

{this-close();

{speaker-say(ui-pushButton-text());this-close();emit

Log_in();

t;QObject::connect(w,Widget::Log_in,l,Loging::Log_rec);QObject::connect(l,Loging::Loged1,t,infor::Loged_rec1);QObject::connect(l,Loging::Loged2,t,infor::Loged_rec2);return

a.exec();