#include?“l(fā)ogindialog.h“
#include?
#include?
#include?
#include?
#include?
#include?
#include?

LoginDialog::LoginDialog（QWidget?*parent）
????:?QDialog（parent）
{
????setWindowtitle（“Login“）;
????setWindowFlags（windowFlags（）?&?~Qt::WindowContextHelpButtonHint）;

????m_pUsernameLabel?=?new?QLabel（“Username:“）;
????m_pUsetnameLineEdit?=?new?QLineEdit（）;
????m_pPasswordLabel?=?new?QLabel（“Password:“）;
????m_pPasswordLineEdit?=?new?QLineEdit（）;
????m_pPasswordLineEdit->setEchoMode（QLineEdit::Password）;
????m_pLoginBtn?=?new?QPushButton（“Login“）;
????connect（m_pLoginBtn?SIGNAL（clicked（））?this?SLOT（accept（）））;
????m_pCancelBtn?=?new?QPushButton（“Cancel“）;
????connect（m_pCancelBtn?SIGNAL（clicked（））?this?SLOT（reject（）））;

????QGridLayout?*gridLyt?=?new?QGridLayout（）;
????gridLyt->addWidget（m_pUsernameLabel?0?0?1?1）;
????gridLyt->addWidget（m_pUsetnameLineEdit?0?1?1?3）;
????gridLyt->addWidget（m_pPasswordLabel?1?0?1?1）;
????gridLyt->addWidget（m_pPasswordLineEdit?1?1?1?3）;

????QHBoxLayout?*hLyt?=?new?QHBoxLayout（）;
????hLyt->addWidget（m_pLoginBtn）;
????hLyt->addSpacing（60）;
????hLyt->addWidget（m_pCancelBtn）;

????QVBoxLayout?*mainLyt?=?new?QVBoxLayout（）;
????mainLyt->setMargin（40）;
????mainLyt->addLayout（gridLyt）;
????mainLyt->addStretch（40）;
????mainLyt->addLayout（hLyt）;
????setLayout（mainLyt）;

????resize（300?200）;
}

LoginDialog::~LoginDialog（）
{

}

void?LoginDialog::accept（）
{
????if（m_pUsetnameLineEdit->text（）.trimmed（）?==?“admin“
????????????&&?m_pPasswordLineEdit->text（）.trimmed（）?==?“admin“）
????{
????????QDialog::accept（）;
????}
????else
????{
????????QMessageBox::critical（this?“Error“?“The?user?name?or?password?you?entered?is?incorrect.“）;
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-01-04?22:29??LoginDialog\
?????文件????????1847??2019-01-04?22:29??LoginDialog\logindialog.cpp
?????文件?????????536??2019-01-04?22:21??LoginDialog\logindialog.h
?????文件?????????357??2019-01-04?22:04??LoginDialog\LoginDialog.pro
?????文件?????????185??2019-01-04?22:04??LoginDialog\main.cpp