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  • 大小: 0M
    文件類型: .rar
    金幣: 2
    下載: 0 次
    發布日期: 2021-05-23
  • 語言: 其他
  • 標簽: 其他??

資源簡介

EncryptQtDemo.rar

資源截圖

代碼片段和文件信息

#include?“encryptqtdemo.h“
#include?
#include?
#include?“cstring“

EncryptQtDemo::EncryptQtDemo(QWidget?*parent?Qt::WFlags?flags)
:?QMainWindow(parent?flags)
{
m_ui.setupUi(this);
//connect(m_ui->encryptBtn?SIGNAL(clicked())?this?SLOT(DocEncrypt()));
//connect(m_ui->decryptBtn?SIGNAL(clicked())?this?SLOT(DocDecrypt()));
}

EncryptQtDemo::~EncryptQtDemo()
{

}

void?EncryptQtDemo::DocEncrypt()
{
QString?filename(QString(“D:\\1.pdf“));
QString?fileEncrypt((QString(“D:\\temp.pdf“)));
QFile?original(filename);
if(!original.open(QIODevice::ReadOnly))
return;
QByteArray?ba?=?original.readAll().tobase64();
original.close();
while?(!original.remove()){}

QFile?dest(fileEncrypt);
if(!dest.open(QIODevice::WriteOnly))
return;
dest.write(ba);
dest.close();
dest.rename(fileEncrypt?filename);
}
void?EncryptQtDemo::DocDecrypt()
{
QString?fileEncrypt?=?(QString(“D:\\1.pdf“));
QString?fileDecrypt?=?(QString(“D:\\temp.pdf“));
QFile?file(fileEncrypt);
if(!file.open(QIODevice::ReadWrite))
return;
? QFile?defile(fileDecrypt);
? QByteArray?ba?=?QByteArray::frombase64(file.readAll());
file.close();
while?(file.remove()){}
if(defile.open(QIODevice::WriteOnly))
defile.write(ba);
defile.close();
defile.rename(fileDecrypt?fileEncrypt);
}

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

?????文件???????1330??2018-11-23?11:16??encryptqtdemo.cpp

?????文件????????397??2018-11-23?10:21??encryptqtdemo.h

?????文件?????????73??2018-11-23?09:40??encryptqtdemo.qrc

?????文件???????1065??2018-11-23?10:20??encryptqtdemo.ui

?????文件??????10758??2018-11-23?09:40??EncryptQtDemo.vcxproj

?????文件???????2723??2018-11-23?09:40??EncryptQtDemo.vcxproj.filters

?????文件????????581??2018-11-23?09:44??EncryptQtDemo.vcxproj.user

?????文件????????217??2018-11-23?10:19??main.cpp

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

????????????????17144????????????????????8


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