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
#include "widget.h"
#include "ui_widget.h"
Widget::Widget(QWidget *parent)
: QWidget(parent)
, ui(new Ui::Widget)
{
ui->setupUi(this);
this->setWindowTitle("QQ");
//ui->logoLabel->setPixmap(QPixmap(":/ICon/qq.gif"));
QMovie *mv = new QMovie(":/ICon/qq.gif");
ui->logoLabel->setMovie(mv);
mv->start();
ui->logoLabel->setScaledContents(true);
ui->usernameLabl->setPixmap(QPixmap(":/ICon/qq2.png"));
ui->usernameLabl->resize(40,40);
ui->usernameLabl->setScaledContents(true);
ui->passwdLabl->setPixmap(QPixmap(":/ICon/qq3.png"));
ui->passwdLabl->resize(40,40);
ui->passwdLabl->setScaledContents(true);
ui->usernameEdit->setPlaceholderText("QQ账号/手机号");
ui->passwdEdit->setEchoMode(QLineEdit::Password);
ui->loginBtn->setIcon(QIcon(":/ICon/qq2.png"));
ui->guanbiBtn->setIcon(QIcon(":/ICon/qq3.png"));
//1
connect(ui->guanbiBtn,SIGNAL(clicked()),this,SLOT(close()));
speecher = new QTextToSpeech(this);
connect(ui->speakBtn,&QPushButton::clicked,this,&Widget::btn4_slot);
connect(this,&Widget::my_signal,[&](){
ui->biggerBtn->resize(ui->biggerBtn->width()+5,ui->biggerBtn->height()+5);
});
}
Widget::~Widget()
{
delete ui;
}
void Widget::btn4_slot()
{
static int flag =0;
if(flag%3 == 0)
{
speecher->say("我没k");
}
else if(flag%3 == 1)
{
speecher->say("山驴波一");
}
else if(flag%3 == 2)
{
speecher->say("桀桀桀");
}
flag++;
}
void Widget::on_biggerBtn_clicked()
{
emit my_signal();
}
void Widget::on_loginBtn_clicked()
{
if(ui->usernameEdit->text() == "admin" && ui->passwdEdit->text() == "123456")
{
qDebug("%s","登录成功");
this->close();
}
else
{
qDebug("%s","登录失败");
ui->passwdEdit->setText("");
}
}