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  • 大小: 327KB
    文件類型: .rar
    金幣: 2
    下載: 1 次
    發布日期: 2021-06-10
  • 語言: 其他
  • 標簽: qt??c++??

資源簡介

用qt寫的學生成績管理系統 非常適合初學者學習

資源截圖

代碼片段和文件信息

#include?“code.h“

Code::Code(QWidget?*parent)?:
????QDialog(parent)
{
????setUpSignInWidget();
????getSignInInfo();
????readStuInfo();

????account?=?new?QLabel(“帳號??“?this);
????password?=?new?QLabel(“密碼??“?this);
????accountInput?=?new?QLineEdit(this);
????passwordInput?=?new?QLineEdit(this);
????enterButton?=?new?QPushButton(“登陸“?this);
????forgotButton?=?new?QPushButton(“忘記密碼“?this);
????signInButton?=?new?QPushButton(“注冊“?this);
????teacherButton?=?new?QRadioButton(“教師“?this);
????studentButton?=?new?QRadioButton(“學生“?this);
????group?=?new?QButtonGroup(this);

????QVBoxLayout?*mainLayout?=?new?QVBoxLayout(this);
????QHBoxLayout?*accLayout?=?new?QHBoxLayout(this);
????QHBoxLayout?*pasLayout?=?new?QHBoxLayout(this);
????QHBoxLayout?*radLayout?=?new?QHBoxLayout(this);
????QHBoxLayout?*butLayout?=?new?QHBoxLayout(this);

????passwordInput->setEchoMode(QLineEdit::Password);
????group->addButton(teacherButton);
????group->addButton(studentButton);
????teacherButton->setChecked(true);

????accLayout->addWidget(account);
????accLayout->addWidget(accountInput);

????pasLayout->addWidget(password);
????pasLayout->addWidget(passwordInput);

????radLayout->addSpacing(50);
????radLayout->addWidget(teacherButton);
????radLayout->addWidget(studentButton);


????butLayout->addWidget(enterButton);
????butLayout->addWidget(forgotButton);
????butLayout->addWidget(signInButton);

????mainLayout->addLayout(accLayout);
????mainLayout->addLayout(pasLayout);
????mainLayout->addLayout(radLayout);
????mainLayout->addLayout(butLayout);

????setLayout(mainLayout);

????connect(enterButton?SIGNAL(clicked())?this?SLOT(enterSlot()));
????connect(forgotButton?SIGNAL(clicked())?this?SLOT(forgot()));
????connect(signInButton?SIGNAL(clicked())?this?SLOT(signInSlot()));
????connect(teacherButton?SIGNAL(toggled(bool))?this?SLOT(teacherMode()));
????connect(studentButton?SIGNAL(toggled(bool))?this?SLOT(studentMode()));

????setFixedSize(250?170);
}

void?Code::readStuInfo()
{
????using?namespace?std;
????fstream?file(“students“?ios_base::in);
????if?(!file.is_open())
????{
????????file.open(“students“?ios_base::out);
????????file.close();
????}
????else
????{
????????Stu?temp;
????????file.seekg(0?ios_base::beg);
????????while(file.read((char?*)&temp?sizeof(Stu)))
????????????studentsList.append(temp);
????????file.close();
????}
}

void?Code::forgot()
{
????signInAccount.setText(“原帳號“);
????signInPassword.setText(“新密碼“);
????signInWidget->exec();
}

void?Code::teacherMode()
{
????if?(!teacherButton->isChecked())
????????return;

????forgotButton->setEnabled(true);
????signInButton->setEnabled(true);
????passwordInput->setEnabled(true);
????account->setText(“帳號??“);
}

void?Code::studentMode()
{
????if?(!studentButton->isChecked())
????????return;

????forgotButton->setEnabled(false);
????signInButton->setEnabled(false);
????passwordInput->setEna

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????10916??2014-07-14?14:09??StuScoreManager\code.cpp

?????文件???????1196??2014-07-14?04:56??StuScoreManager\code.h

?????文件????????346??2014-07-14?21:01??StuScoreManager\define.h

?????文件????????843??2014-07-14?09:30??StuScoreManager\head.h

?????文件??????17938??2014-07-12?20:17??StuScoreManager\image\background.png

?????文件?????102716??2014-07-13?16:52??StuScoreManager\image\edit.png

?????文件?????101877??2014-07-13?19:39??StuScoreManager\image\new.png

?????文件?????101924??2014-07-13?22:27??StuScoreManager\image\saveAndExit.png

?????文件????????579??2016-01-26?13:08??StuScoreManager\main.cpp

?????文件??????34657??2014-07-14?21:01??StuScoreManager\mainwindow.cpp

?????文件???????2720??2014-07-14?20:50??StuScoreManager\mainwindow.h

?????文件????????556??2014-07-12?20:23??StuScoreManager\mainwindow.ui

?????文件????????227??2014-07-13?22:13??StuScoreManager\resource.qrc

?????文件????????441??2014-07-14?09:30??StuScoreManager\struct.h

?????文件????????500??2014-07-14?09:41??StuScoreManager\StuScoreManager.pro

?????文件??????12471??2016-02-02?14:06??StuScoreManager\StuScoreManager.pro.user

?????文件??????18245??2014-07-14?14:00??StuScoreManager\StuScoreManager.pro.user.e2478fd

?????文件??????18247??2014-07-14?12:11??StuScoreManager\StuScoreManager.pro.user.f0aebe8

?????目錄??????????0??2016-02-04?09:44??StuScoreManager\image

?????目錄??????????0??2016-02-04?09:45??StuScoreManager

-----------?---------??----------?-----??----

???????????????426399????????????????????20


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