QT作业（第一天）

#include "mainwindow.h"

MainWindow::MainWindow(QWidget *parent)

    : QMainWindow(parent)

{

    this->resize(1000,800);

    this->setWindowTitle("homework");

    this->setWindowIcon(QIcon("./water.pgn"));

    this->setFixedSize(QSize(300,200));

    this->setWindowOpacity(1);

    QLabel *lab1=new QLabel("logon:",this);

    QLabel *lab2=new QLabel("passwd:",this);

    lab1->resize(50,30);

    lab2->resize(70,30);

    lab1->move(50,50);

    lab2->move(50,100);

    QLineEdit *ledit1=new QLineEdit(this);

    ledit1->resize(150,30);

    QLineEdit *ledit2=new QLineEdit(this);

    ledit2->setEchoMode(QLineEdit::Password);

    ledit2->resize(150,30);

    ledit1->move(125,50);

    ledit2->move(125,100);

    QPushButton *qpush1=new QPushButton(this);

    qpush1->setText("cancel");

    qpush1->resize(70,30);

    qpush1->move(70,150);

    QPushButton *qpush2=new QPushButton(this);

    qpush2->setText("ok");

    qpush2->resize(70,30);

    qpush2->move(170,150);

}

MainWindow::~MainWindow()

{

}