qt_demoe/key/keytool/frmmain.cpp

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#include "frmmain.h"
#include "ui_frmmain.h"
#include "qmessagebox.h"
#include "qfile.h"
#include "qprocess.h"
#include "qdebug.h"
frmMain::frmMain(QWidget *parent) : QWidget(parent), ui(new Ui::frmMain)
{
ui->setupUi(this);
this->initForm();
qDebug() << this->getCpuName() << this->getCpuId() << this->getDiskNum();
}
frmMain::~frmMain()
{
delete ui;
}
void frmMain::initForm()
{
QStringList min;
min << "1" << "5" << "10" << "20" << "30";
for (int i = 1; i <= 24; i++) {
min << QString::number(i * 60);
}
ui->cboxMin->addItems(min);
ui->cboxMin->setCurrentIndex(1);
ui->dateEdit->setDate(QDate::currentDate());
for (int i = 5; i <= 150; i = i + 5) {
ui->cboxCount->addItem(QString("%1").arg(i));
}
}
QString frmMain::getWMIC(const QString &cmd)
{
//获取cpu名称wmic cpu get Name
//获取cpu核心数wmic cpu get NumberOfCores
//获取cpu线程数wmic cpu get NumberOfLogicalProcessors
//查询cpu序列号wmic cpu get processorid
//查询主板序列号wmic baseboard get serialnumber
//查询BIOS序列号wmic bios get serialnumber
//查看硬盘wmic diskdrive get serialnumber
QProcess p;
p.start(cmd);
p.waitForFinished();
QString result = QString::fromLocal8Bit(p.readAllStandardOutput());
QStringList list = cmd.split(" ");
result = result.remove(list.last(), Qt::CaseInsensitive);
result = result.replace("\r", "");
result = result.replace("\n", "");
result = result.simplified();
return result;
}
QString frmMain::getCpuName()
{
return getWMIC("wmic cpu get name");
}
QString frmMain::getCpuId()
{
return getWMIC("wmic cpu get processorid");
}
QString frmMain::getDiskNum()
{
return getWMIC("wmic diskdrive where index=0 get serialnumber");
}
QString frmMain::getXorEncryptDecrypt(const QString &data, char key)
{
//采用异或加密,也可以自行更改算法
QByteArray buffer = data.toLatin1();
int size = buffer.size();
for (int i = 0; i < size; i++) {
buffer[i] = buffer.at(i) ^ key;
}
return QLatin1String(buffer);
}
void frmMain::on_btnOk_clicked()
{
bool useDate = ui->ckDate->isChecked();
bool useRun = ui->ckRun->isChecked();
bool useCount = ui->ckCount->isChecked();
if (!useDate && !useRun && !useCount) {
if (QMessageBox::question(this, "询问", "确定要生成没有任何限制的密钥吗?") != QMessageBox::Yes) {
return;
}
}
QString strDate = ui->dateEdit->date().toString("yyyy-MM-dd");
QString strRun = ui->cboxMin->currentText();
QString strCount = ui->cboxCount->currentText();
QString key = QString("%1|%2|%3|%4|%5|%6").arg(useDate).arg(strDate).arg(useRun).arg(strRun).arg(useCount).arg(strCount);
QFile file(QApplication::applicationDirPath() + "/key.db");
file.open(QFile::WriteOnly | QIODevice::Text);
file.write(getXorEncryptDecrypt(key, 110).toLatin1());
file.close();
QMessageBox::information(this, "提示", "生成密钥成功,将 key.db 文件拷贝到对应目录即可!");
}
void frmMain::on_btnClose_clicked()
{
this->close();
}