#include <QDebug>
#include <QThread>
#include <QString>
#include <QtConcurrentRun>
#include <QFuture>
#include <QApplication>

class foo
{
public:
    foo(QString str)
    {
        QtConcurrent::run(this, &foo::msg, str);
    }
private:
    void msg(QString name)
    {
        qDebug() << "Hello" << name << "from" << QThread::currentThread();
    }
};

int main(int argc, char **argv)
{
    QApplication app(argc, argv);

    foo("Hello World!");
    foo("Hello C++!");
    foo("Hello Qt!");

    app.exec();
}

    foo(QString str)
    {
        QFuture <void> threadFunc = QtConcurrent::run(this, &foo::msg, str);
        threadFunc.waitForFinished();
        threadFunc.cancel();
    }

void Note::loadDataNote()
{
    QSettings settingsINI(pathIni, QSettings::IniFormat);

    settingsINI.setIniCodec(QTextCodec::codecForName("windows-1251"));

    dataNote.globalPosX       = settingsINI.value("GlobalPosX", 100).toInt();
    dataNote.globalPosY       = settingsINI.value("GlobalPosY", 100).toInt();
    dataNote.width            = settingsINI.value("Width", 200).toInt();
    dataNote.height           = settingsINI.value("Height", 200).toInt();
    dataNote.title            = settingsINI.value("Title", "").toString();
    dataNote.lock             = settingsINI.value("Lock", false).toBool();
    dataNote.text             = settingsINI.value("Text", "").toString();
    dataNote.visible          = settingsINI.value("Visible", true).toBool();
    dataNote.opacityNote      = settingsINI.value("Opacity", 100).toFloat() / 100;
    dataNote.colorNote        = con.getColorFromHexColorForStyleSheet(color);
    dataNote.attribute        = settingsINI.value("Attribute", "Default").toString();
    dataNote.dateOfCreating   = settingsINI.value("DateOfCreating", date).toString();
    dataNote.dateLastChange   = settingsINI.value("DateLastChange", date).toString();
    dataNote.countTextSymbols = settingsINI.value("CountTextSymbols", 0).toInt();
    dataNote.countTextLines   = settingsINI.value("CountTextLines", 1).toInt();
    dataNote.password         = settingsINI.value("Password/Password", "").toString();
    dataNote.protectionActive = settingsINI.value("Password/protectionActive", false).toBool();
}

void Note::saveDataNote()
{
    QSettings settingsINI(pathIni, QSettings::IniFormat);

    settingsINI.setIniCodec(QTextCodec::codecForName("windows-1251"));

    settingsINI.setValue("GlobalPosX",        dataNote.globalPosX);
    settingsINI.setValue("GlobalPosY",        dataNote.globalPosY);
    settingsINI.setValue("Width",             dataNote.width);
    settingsINI.setValue("Height",            dataNote.height);
    settingsINI.setValue("Title",             dataNote.title);
    settingsINI.setValue("Lock",              dataNote.lock);
    settingsINI.setValue("Text",              dataNote.text);
    settingsINI.setValue("Visible",           dataNote.visible);
    settingsINI.setValue("Opacity",           int(dataNote.opacityNote * 100));
    settingsINI.setValue("Color",             color);
    settingsINI.setValue("Attribute",         dataNote.attribute);
    settingsINI.setValue("DateOfCreating",    dataNote.dateOfCreating);
    settingsINI.setValue("DateLastChange",    dataNote.dateLastChange);
    settingsINI.setValue("CountTextSymbols",  dataNote.countTextSymbols);
    settingsINI.setValue("CountTextLines",    dataNote.countTextLines);
    settingsINI.setValue("Password/Password", dataNote.password);
    settingsINI.setValue("Password/protectionActive", dataNote.protectionActive);

    settingsINI.sync();
}

        threadFunc.waitForFinished();
        threadFunc.cancel();

 QFuture <void> threadFunc = QtConcurrent::run(this, &foo::msg, str);
 threadFunc.waitForFinished();
 threadFunc.cancel();

 QFuture <void> threadFunc = QtConcurrent::run(this, &foo::msg, str);
 threadFunc.waitForFinished();
 threadFunc.cancel();

#include <QDebug>
#include <QThread>
#include <QString>
#include <QtConcurrentRun>
#include <QFuture>
#include <QApplication>
#include <QtGui>

class SleeperThread : public QThread
{
public:
    static void msleep(unsigned long msecs)
    {
        QThread::msleep(msecs);
    }
};

class foo
{
public:
    foo(QString str)
    {
        QFuture <void> threadFunc = QtConcurrent::run(this, &foo::msg, str);
        threadFunc.waitForFinished();
        threadFunc.cancel();
    }
private:
    void msg(QString name)
    {
        qDebug() << "Hello" << name << "from" << QThread::currentThread();
    }
};

void main(int argc, char **argv)
{
    QApplication app(argc, argv);

    foo("Hello World!");
    foo("Hello C++!");
    foo("Hello Qt!");

    SleeperThread::msleep(3000);

    foo("1");
    foo("2");

    app.exec();
}