代码练习

做一个UI登录页面

源文件

#include "widget.h"
#include "ui_widget.h"

Widget::Widget(QWidget *parent)
    : QWidget(parent)
    , ui(new Ui::Widget)
{
    ui->setupUi(this);
    this->setWindowTitle("洛克启动！");
    this->setWindowIcon(QIcon(":/new/prefix1/picture/roco.jpg"));
    QMovie *mv = new QMovie(":/new/prefix1/picture/snow.gif");
    ui->showLab->setMovie(mv);
    mv->start();
    ui->headLab->setPixmap(QPixmap(":/new/prefix1/picture/roco.jpg"));
    ui->headLab->setScaledContents(true);

    ui->userEdit->setPlaceholderText("支持QQ号/邮箱/手机号登录");
    ui->paswdEdit->setPlaceholderText("请输入密码");
    ui->paswdEdit->setEchoMode(QLineEdit::Password);

    ui->logBtn->setStyleSheet("background-color:rgb(31,200,253);border-radius:10px;color:white");



}

Widget::~Widget()
{
    delete ui;
}

头文件

#ifndef WIDGET_H
#define WIDGET_H

#include <QWidget>
#include <QMovie>

QT_BEGIN_NAMESPACE
namespace Ui { class Widget; }
QT_END_NAMESPACE

class Widget : public QWidget
{
    Q_OBJECT

public:
    Widget(QWidget *parent = nullptr);
    ~Widget();

signals:
    void my_signal();

public slots:
    void my_slot();


private:
    Ui::Widget *ui;
};
#endif // WIDGET_H

效果演示

思维导图