C++ QFile::remove方法代码示例

Parser::~Parser()
{
  QFile dotFile;
  if (dotFile.exists(m_dotFile)) dotFile.remove(m_dotFile);
  if (dotFile.exists(m_dotFile+".plain")) dotFile.remove(m_dotFile+".plain");
  dotFile.close();
}

void
aBackup::cleanupTmpFiles(const QString& tmpDirName, QStringList *files)
{
	QFile file;
	QDir dir;
	file.setName(QDir::convertSeparators(tmpDirName+"/content.xml"));
	aLog::print(aLog::Debug, tr("aBackup delete file %1").arg(file.name()));
	file.remove();
	file.setName(QDir::convertSeparators(tmpDirName+"/busines-schema.cfg"));
	aLog::print(aLog::Debug, tr("aBackup delete file %1").arg(file.name()));
	file.remove();
	file.setName(QDir::convertSeparators(tmpDirName+"/META-INF/manifest.xml"));
	aLog::print(aLog::Debug, tr("aBackup delete file %1").arg(file.name()));
	file.remove();
	for(uint i=0; i<files->count(); i++)
	{
			file.setName(QDir::convertSeparators(tmpDirName + "/templates/"+ (*files)[i]));
			aLog::print(aLog::Debug, tr("aBackup delete file %1").arg(file.name()));
			file.remove();
	}
	aLog::print(aLog::Debug, tr("aBackup delete directory %1").arg(tmpDirName + "/META-INF"));
	dir.rmdir(QDir::convertSeparators(tmpDirName + "/META-INF"));
	aLog::print(aLog::Debug, tr("aBackup delete directory %1").arg(tmpDirName + "/templates"));
	dir.rmdir(QDir::convertSeparators(tmpDirName + "/templates"));
	aLog::print(aLog::Debug, tr("aBackup delete directory %1").arg(tmpDirName));
	dir.rmdir(QDir::convertSeparators(tmpDirName));
	aLog::print(aLog::Info, tr("aBackup cleanup temporary files"));

}

Parser::~Parser()
{
  QFile fileHandler;
  if (fileHandler.exists(m_dotFile+".plain")) fileHandler.remove(m_dotFile+".plain");
  if (fileHandler.exists(m_dotFile) && m_lastErrorMsg.isEmpty()) fileHandler.remove(m_dotFile);
  fileHandler.close();
}

void Aleatorio::DeleteIndex(){

    QFile file; //borramos los ficheros
    file.setFileName(Path + "/index.dat");
    file.remove();
    file.setFileName(Path + "/radit.txt");
    file.remove();
    file.close();

 }

void MysqLoader::writeSettings()
{
	QFile autostartFile;

	LanguageTools language;

	QSettings mysqloader_conf(QSettings::NativeFormat,
							  QSettings::UserScope, APP_NAME);
	mysqloader_conf.beginGroup("MySQLoader");
	mysqloader_conf.setValue("Autostart",
							 autostartCheckBox->isChecked());
	mysqloader_conf.setValue("Desktop_Icon",
							 desktopIconCheckBox->isChecked());
	mysqloader_conf.setValue("Set_Language",
							 languageGroup->isChecked());
	mysqloader_conf.setValue("languageNiceName",
							 languageCombo->currentText());
	mysqloader_conf.setValue("languageFileName",
							 fileToNiceName->value(
								 languageCombo->currentText()));
	mysqloader_conf.setValue("Meldung",
							 showMeldungCheckBox->isChecked());
	mysqloader_conf.setValue("Meldung_App",
							 meldungAppCheckBox->isChecked());
	mysqloader_conf.setValue("Zeige_Fenster",
							 showDialogCheckBox->isChecked());
	mysqloader_conf.endGroup();

	mysqloader_conf.beginGroup("MySQL_Paths");
	mysqloader_conf.setValue("MySQL_PID_FILE",
							 pidFileEdit->text());
	mysqloader_conf.setValue("MySQL_Server",
                             mysqlEdit->text());
	mysqloader_conf.endGroup();



	if (autostartCheckBox->isChecked() == true) {
		autostartFile.copy("/usr/share/applications/mysqloader.desktop",
						   QDir::homePath() +
						   "/.config/autostart/mysqloader.desktop");
	} else {
		autostartFile.remove(QDir::homePath() +
							 "/.config/autostart/mysqloader.desktop");
	}

	if (desktopIconCheckBox->isChecked() == true) {
		autostartFile.copy("/usr/share/applications/mysqloader.desktop",
						   QDir::homePath() +
						   "/Desktop/mysqloader.desktop");
	} else {
		autostartFile.remove(QDir::homePath() +
							 "/Desktop/mysqloader.desktop");
	}
}

/*
 * 	LoadData class constuctor
 * 	Inputs: parent, QString fileInput
 * 	Constructor takes in a route number as fileInput, such as fileInput = 10
 *	and looks for a file with name route10.xml. If it's not found, it lets caller
 *	know to create it, and if it is found it loads up specified station and time info.
 */
LoadData::LoadData(QObject* parent, QString fileInput) {
	buses.clear();
	stations.clear();
	failFlag = false; //Fail flag set to true if file is not found
	QString fileName = "route" + fileInput + ".xml";
	//Open file in specified folder with inputted file name
	QString appFolder(QDir::currentPath());
	QString fileExtension = appFolder + "/app/native/assets/schedule/"
			+ fileName;
	QFile *file = new QFile(fileExtension);

	if (!file->open(QIODevice::ReadOnly | QIODevice::Text)) {
		//qDebug() << "Failed to open " + fileName;
		//Now download file...
		failFlag = true;
		return;
	}
	qDebug() << "Start load data: " + fileName;
	QDomDocument doc("route"); //Get the root node, route
	QString bl = "h";
	QString *errorMsg = &bl;
	//If the xml file is corrupted & doesn't have root node "route", then redownload file.
	if (!doc.setContent(file, true, errorMsg)) {
		////qDebug() << "I failed to open " + fileName;
		file->close();
		//Delete file, redownload
		file->remove();
		failFlag = true;
		return;
	}
	file->close();
	root = doc.documentElement(); //Setup root node

}

QString CDTpAvatarUpdate::writeAvatarFile(QFile &avatarFile)
{
    if (not mCacheDir.exists() && not QDir::root().mkpath(mCacheDir.absolutePath())) {
        warning() << "Could not create large avatar cache dir:" << mCacheDir.path();
        return QString();
    }

    QTemporaryFile tempFile(mCacheDir.absoluteFilePath(QLatin1String("pinkpony")));
    const QByteArray data = mNetworkReply->readAll();

    if (tempFile.open() && data.count() == tempFile.write(data)) {
        tempFile.close();

        if (avatarFile.exists()) {
            avatarFile.remove();
        }

        if (tempFile.rename(avatarFile.fileName())) {
            tempFile.setAutoRemove(false);
            return avatarFile.fileName();
        }
    }

    return QString();
}

void janelaPrincipal::copiarAquivos(QFile &origem, QFile &destino)
{

    qint64 nCopySize = origem.size();
    ui->progressBarGeral->setMaximum(nCopySize);
    if(!(origem.open(QFile::ReadOnly) && destino.open(QFile::ReadWrite))){
        return;
    }


  qDebug() << QString::number(nCopySize)+" o tamanho do arquivo";
  //dialog->show();

     for (qint64 i = 0; i < nCopySize; i += 1024*1024) {
         if(iscopy){
         destino.write(origem.read(i)); // write a byte
         destino.seek(i);  // move to next byte to read
         origem.seek(i); // move to next byte to write
         ui->progressBarGeral->setValue(i);
    }else {
             destino.remove();
             break;
         }

         // ui->progressBarGeral->;
     }
     ui->progressBarGeral->setVisible(false);
     ui->progressBarGeral->setValue(0);
      modeldir->refresh();
}

void DialogVarConfig::guardar()
{
    QStringList retorno;
    retorno<<ui->txt1->text();
    retorno<<ui->txt2->currentText();
    retorno<<ui->txt3->text();
    retorno<<ui->txt4->text();
    retorno<<ui->txt5->text();
    retorno<<ui->txt6->text();
    retorno<<ui->txt7->text();
    retorno<<ui->txt8->text();
    retorno<<ui->txt9->text();
    retorno<<ui->txt10->text();
    if(estado == 2){
        datos.append(retorno.join(":::"));
    } else if(estado == 1){
        datos.removeAt(index);
        datos.append(retorno.join(":::"));
    }
    QFile f;
    f.setFileName("scriptsconfig");
    f.remove();
    f.open(QIODevice::WriteOnly);
    f.write(datos.join("\n").toLatin1());
    f.waitForBytesWritten(0);
    f.close();
}

bool TextHelper::writeBatteryPar(QString batteryPar)
{
    QFile *dtsFile = new QFile(Global::srcPath + "/" + Global::dtsPath);
    QFile *tempFile = new QFile(QDir::currentPath() + "/tmp/temp.txt");
    QTextStream dtsTS(dtsFile);
    QTextStream tempTS(tempFile);
    if(!dtsFile->open(QIODevice::ReadOnly))
    {
        qDebug() << Global::srcPath + "/" + Global::dtsPath << " open fail";
        return false;
    }
    if(!tempFile->open(QIODevice::WriteOnly))
    {
        qDebug() << QDir::currentPath() + "/tmp/temp.txt" << " open fail";
        dtsFile->close();
        return false;
    }
    QString strLine;
    while (!dtsTS.atEnd())
    {
        strLine = dtsTS.readLine();
        if(strLine.contains("battery {"))
        {
            tempTS << strLine << "\n";
            strLine = dtsTS.readLine();
            tempTS << strLine << "\n";
            tempTS << "      ocv_table = <";
            QStringList strList = batteryPar.trimmed().split(" ");
            for(int i = 1; i < 21; i++)
            {
                tempTS << strList[i -1] << " ";
                if(i%7 == 0)
                {
                    tempTS << "\n\t\t\t";
                }
            }
            tempTS << strList[20];
            tempTS << ">;\n";
            dtsTS.readLine();
            dtsTS.readLine();
            dtsTS.readLine();
            continue;
        }
        tempTS << strLine << "\n";
    }
    dtsFile->close();
    tempFile->flush();
    tempFile->close();
    if(!dtsFile->remove())
    {
        qDebug() << "dtsFile remove fail";
        return false;
    }
    if(!tempFile->copy(Global::srcPath + "/" + Global::dtsPath))
    {
        qDebug() << "copy fail" << Global::srcPath + "/" + Global::dtsPath;
        return false;
    }
    return true;
}

void DialogConfigBooks::on_toolButtonOPenGroup_clicked()
{
    QFileDialog dlg;
QString homeDir=QDir::homePath () ;
    QString fn = dlg.getOpenFileName(0, tr("Open xml Files..."),
                                              homeDir   , trUtf8("ملف قائمة الكتب (group.xml );;xml (group.xml)"));
   qDebug()<<fn;
    if(!dlg.AcceptOpen)
     //   return;

    if (!fn.isEmpty())
    {

        QString groupPath=QDir::homePath()+"/.kirtasse/data/group.xml";
        QString groupPathNew=QDir::homePath()+"/.kirtasse/data/group.xml.old";
        QFile file;
        if(file.exists(groupPathNew))
            file.remove(groupPathNew);

        if(file.rename(groupPath,groupPathNew)) {
            if(file.copy(fn,groupPath)){
                Messages->treeChargeGroupe( ui->treeWidgetBooks,0,true);
                     ui->lineEditGroup->setText(fn);
                     ui->toolButtonGroupUpdat->setEnabled(true);
            }
        }
        if(ui->treeWidgetBooks->topLevelItemCount()<1)
           on_toolButtonGroupUpdat_clicked();
    }
}

void QtDcmPreferences::writeSettings()
{
    //Remove settings file
    QFile ini ( d->iniFile.fileName() );
    ini.remove();
    //Instantiate a QSettings object with the ini file.
    QSettings prefs ( d->iniFile.fileName(), QSettings::IniFormat );
    //Write local settings from the private attributes
    prefs.beginGroup ( "LocalSettings" );
    prefs.setValue ( "AETitle", d->aetitle );
    prefs.setValue ( "Port", d->port );
    prefs.setValue ( "Hostname", d->hostname );
    prefs.endGroup();

    prefs.beginGroup ( "Converter" );
    prefs.setValue ( "Dcm2nii", d->dcm2niiPath );
    prefs.setValue ( "UseDcm2nii", d->useDcm2nii );
    prefs.endGroup();

    //Do the job for each server
    prefs.beginGroup ( "Servers" );
    for ( int i = 0; i < d->servers.size(); i++ )
    {
        prefs.beginGroup ( "Server" + QString::number ( i + 1 ) );
        prefs.setValue ( "AETitle", d->servers.at ( i )->getAetitle() );
        prefs.setValue ( "Hostname", d->servers.at ( i )->getServer() );
        prefs.setValue ( "Port", d->servers.at ( i )->getPort() );
        prefs.setValue ( "Name", d->servers.at ( i )->getName() );
        prefs.endGroup();
    }

    prefs.endGroup();

    emit preferencesUpdated();
}

bool DataManager::deleteFile(int index)
{
    QFile* file = m_fileVec.at(index);
    if( file && file->remove() )
        return true;
    return false;
}

/*
 * Move the images to the images folder.
 */
bool relocateImages(void)
{
	bool status = 1;
	QStringList filters;
	filters << "*.png";

	fileDir[ROOT]->setNameFilters(filters);
	QDirIterator iterator(*fileDir[ROOT]);
	QFile *file;
	QString *name;

	while(iterator.hasNext() && status)
	{
		file = new QFile(iterator.next());
		name = new QString(file->fileName());
		name->remove(0, 
		     name->lastIndexOf(QString(fileDir[ROOT]->separator()))+1);
		status = file->copy(fileDir[IMAGES]->absolutePath() +
			fileDir[IMAGES]->separator() + *name);
		file->remove();
		delete file;
		delete name;
	}

	return status;
}

void FaceTrackNoIR::saveAs()
{
    looping++;
	QSettings settings("opentrack");
	QString oldFile = settings.value ( "SettingsFile", QCoreApplication::applicationDirPath() + "/settings/default.ini" ).toString();

	QString fileName = QFileDialog::getSaveFileName(this, tr("Save file"),
													oldFile,
                                                    tr("Settings file (*.ini);;All Files (*)"));
	if (!fileName.isEmpty()) {

		QFileInfo newFileInfo ( fileName );
		if ((newFileInfo.exists()) && (oldFile != fileName)) {
			QFile newFileFile ( fileName );
			newFileFile.remove();
		}

		QFileInfo oldFileInfo ( oldFile );
		if (oldFileInfo.exists()) {
			QFile oldFileFile ( oldFile );
			oldFileFile.copy( fileName );
		}

		settings.setValue ("SettingsFile", fileName);
        save();
    }

    looping--;
    fill_profile_cbx();
}