1.登录需要判断账号与密码是否想等,相等才可跳转新页面,匹配失败输入框提示”账号密码不匹配”。
#include "widget.h"
#include "ui_widget.h"
#include <QPushButton>
#include <QString>
#include <QDebug>
#include "login.h"
#include "zhuce.h"
Widget::Widget(QWidget *parent) :
QWidget(parent),
ui(new Ui::Widget)
{
ui->setupUi(this);
this->setWindowTitle("千峰");
// connect(btn,QPushButton::clicked,this,QWidget::login);
connect(ui->btn1,SIGNAL(clicked(bool)),this,SLOT(logins()));
connect(ui->btn2,SIGNAL(clicked(bool)),this,SLOT(registers()));
connect(ui->lab1,SIGNAL(textChanged(QString)),this,SLOT(mesg()));
connect(ui->lab2,SIGNAL(textChanged(QString)),this,SLOT(mesg()));
}
Widget::~Widget()
{
delete ui;
}
void Widget::logins()
{
QString user = ui->lab1->text();
QString pass = ui->lab2->text();
if(user == "admin" && pass == "027027")
{
qDebug() << "登录成功" << endl;
login* log = new login;
log->show();
this->close();
}
else
{
ui->lab1->setText("账号密码不匹配");
qDebug() << endl << "账号密码不匹配" << endl;
}
}
void Widget::mesg(){
qDebug() << "你好" << endl;
}
void Widget::registers()
{
zhuce* reg = new zhuce;
reg->show();
this->close();
}
#ifndef WIDGET_H
#define WIDGET_H
#include "login.h"
#include <QWidget>
namespace Ui {
class Widget;
}
class Widget : public QWidget
{
Q_OBJECT
public:
explicit Widget(QWidget *parent = 0);
~Widget();
private:
Ui::Widget *ui;
public slots:
void logins();
void mesg();
void registers();
};
#endif // WIDGET_H
#include "login.h"
#include "ui_login.h"
#include <QLabel>
#include <QIcon>
login::login(QWidget *parent) :
QWidget(parent),
ui(new Ui::login)
{
ui->setupUi(this);
QLabel *label = new QLabel(this);
}
login::~login()
{
delete ui;
}
#ifndef LOGIN_H
#define LOGIN_H
#include <QWidget>
namespace Ui {
class login;
}
class login : public QWidget
{
Q_OBJECT
public:
explicit login(QWidget *parent = 0);
~login();
private:
Ui::login *ui;
};
#endif // LOGIN_H
#include "zhuce.h"
#include "ui_zhuce.h"
#include <QLabel>
#include <QIcon>
zhuce::zhuce(QWidget *parent) :
QWidget(parent),
ui(new Ui::zhuce)
{
ui->setupUi(this);
QLabel *label = new QLabel(this);
}
zhuce::~zhuce()
{
delete ui;
}
#ifndef ZHUCE_H
#define ZHUCE_H
#include <QWidget>
namespace Ui {
class zhuce;
}
class zhuce : public QWidget
{
Q_OBJECT
public:
explicit zhuce(QWidget *parent = 0);
~zhuce();
private:
Ui::zhuce *ui;
};
#endif // ZHUCE_H
1.main.cpp文件不用动
2.zhuce.ui文件和login.ui文件是注册与登录所对应要跳转的新页面
原文地址:https://blog.csdn.net/aisheisadas/article/details/134676072
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