#include?“mainwindow.h“
#include?

int?main（int?argc?char?*argv[]）
{
????QApplication?a（argc?argv）;
????MainWindow?w;
????w.show（）;

????return?a.exec（）;
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-01-24?16:51??Demo\
?????文件?????????433??2017-11-18?17:28??Demo\Demo.pro
?????文件???????18383??2018-01-24?16:51??Demo\Demo.pro.user
?????文件?????????183??2017-10-24?16:00??Demo\main.cpp
?????文件????????1793??2017-12-13?11:41??Demo\mainwindow.cpp
?????文件?????????440??2017-12-11?14:39??Demo\mainwindow.h
?????文件????????2667??2017-11-18?16:27??Demo\mainwindow.ui
?????文件????????2158??2017-11-18?17:24??Demo\qpasswordlineedit.cpp
?????文件?????????893??2017-11-18?17:16??Demo\qpasswordlineedit.h