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//========== processtree.h
class ProcessTree : public QThread
{
        Q_OBJECT
public:
        void setTree(QTreeWidget *i);
protected:
        QTreeWidget *tree;
        void run();
private:
        bool checkPing(const QString *str);
};
//======== processtree.cpp
void ProcessTree::run()
{
        QTreeWidgetItemIterator iterator(tree, QTreeWidgetItemIterator::All);
        MyShell *test = new MyShell;
        test->start(*iterator);
}
 
void ProcessTree::setTree(QTreeWidget *item, MyShell *p)
{
        tree = item;
}

//=========== H
class MyShell : public QProcess {
Q_OBJECT
signals:
        void pFinished(bool result);
public:
        MyShell(QWidget *pwgt = 0);
        void start(QTreeWidgetItem *i);
public slots:
        void slotDataOnStdout();
private slots:
        void finalize(bool result);
private:
        QProcess *m_process;
        QTreeWidgetItem *item;
};
//============= CPP
MyShell::MyShell(QWidget *pwgt) : QProcess(pwgt)
{
        item = 0;
        m_process = new QProcess(this);
        connect(m_process, SIGNAL(readyReadStandardOutput()), this, SLOT(slotDataOnStdout()));
        connect(this, SIGNAL(pFinished(bool)), SLOT(finalize(bool)));
}
 
void MyShell::start(QTreeWidgetItem *i)
{
        item = i;
        item->setText(1, "Started");
        m_process->start("cmd /C ping "+item->text(0));
}
 
void MyShell::slotDataOnStdout()
{
                item->setText(1, "inSTD"); //Это просто проверка, получен ли сигнал
                QString *output = new QString(m_process->readAllStandardOutput());
                if(output->indexOf("TTL") < 0) emit finished(false);
                else emit pFinished(true);
/*Здесь ещё раньше ставил m_process->kill(), т.к. пингуется ли айпи можно понять по первой строчке вывда, а ждать, если не пингуется, пока выведет все "Превышен ..." не хочется. Расчитывал убивать процесс, а потом, в цикле в потоке, запускать его снова. Не знаю уж, нормально это или быдлокод, с потоками и процессами первый раз столкнулся. Посоветуете, может, что-нибудь? */
}
 
void MyShell::finalize(bool result)
{
        if(result) item->setText(0, "OWNED!!!"); //Опять проверка
        else item->setText(0, "FAIL :(");
}

QObject: Cannot create children for a parent that is in a different thread.
(Parent is QProcess(0xa7bd18), parent's thread is QThread(0x3e9270), current thread is ProcessTree(0x12fec8)
QObject: Cannot create children for a parent that is in a different thread.
(Parent is QProcess(0xa7bd18), parent's thread is QThread(0x3e9270), current thread is ProcessTree(0x12fec8)

m_process->start("cmd /C ping "+item->text(0));

void ProcessTree::run()
{
	/* -//-//-//-
	*/
	QTreeWidgetItemIterator iterator(tree, QTreeWidgetItemIterator::All);	
	process->start(*iterator);
           // А вот тут, после выполнения 1 функции start, поток умирает, если не вызвать к примеру QThread::run();
}

	MyShell *test = new MyShell;
	QTreeWidgetItemIterator iterator(tree, QTreeWidgetItemIterator::All);	
	test->start(*iterator);

process->start(*iterator);

sleep(2);

void ProcessTree::run()
{
	MyShell *test = new MyShell; // <- Это разве не динамически создаётся?
	QTreeWidgetItemIterator iterator(tree, QTreeWidgetItemIterator::All);	
	test->start(*iterator);
        /* Ну а здесь проверка на завершился ли процесс будет, а сейчас хоть бы для одного элемента заставить работать его. */
}

void ProcessTree::run()
{
	MyShell *test = new MyShell; // <- Это разве не динамически создаётся?
	QTreeWidgetItemIterator iterator(tree, QTreeWidgetItemIterator::All);	
	test->start(*iterator);
        /* Ну а здесь проверка на завершился ли процесс будет, а сейчас хоть бы для одного элемента заставить работать его. */
            QThread::run();
}

while(true)
{}

void ProcessTree::run()
{
	MyShell *test = new MyShell;
	//QTreeWidgetItemIterator iterator(tree, QTreeWidgetItemIterator::All);
	(*iterator)->setText(1, "YO!"); //проверка
	sleep(3);
	test->start(*iterator); //не успевает процесс выполниться, только на половину
	run(); //Вот так поток циклится
}

delete test;

#include "processtree.h"
#include <QTreeWidget>
#include <QTreeWidgetItemIterator>
#include <QProcess>

void ProcessTree::run()
{
	iterator = new QTreeWidgetItemIterator(tree, QTreeWidgetItemIterator::All);
	process = new QProcess;
	connect(process, SIGNAL(readyReadStandardOutput()), this, SLOT(takeOutput()));
	connect(this, SIGNAL(pingResult(bool)), this, SLOT(finalize(bool)));
	connect(this, SIGNAL(requestNext()), this, SLOT(processNext()));
	process->start("cmd /C ping "+(**iterator)->text(0));
	exec();
}

void ProcessTree::setTree(QTreeWidget *item)
{
	tree = item;
}

void ProcessTree::takeOutput()
{
	QString *output = new QString(process->readAllStandardOutput());
	process->kill();
	if(output->indexOf("TTL") > 0) emit pingResult(true);
	else emit pingResult(false);
	delete output;
}

void ProcessTree::finalize(bool result)
{
	/* Заморочки с базой и.т.п. будут здесь */
	if(result) (**iterator)->setText(1, "OK!");
	else (**iterator)->setText(1, "FAIL :(");
	emit requestNext();
}

void ProcessTree::processNext()
{
	if(**iterator){
	++(*iterator);
	process->start("cmd /C ping "+(**iterator)->text(0));
	} else exit(0);
}

delete mProcess;

(**iterator)->setText(0, "o.o");

#ifndef TEST_H
#define TEST_H
#include <QTreeWidgetItemIterator>

class QTreeWidget;
class ProcessTree;

class TreeIterator : public QTreeWidgetItemIterator
{
	Q_OBJECT
public:
	TreeIterator(ProcessTree *proc, QTreeWidget *tree);
signals:
	void signalFinished();
	void signalError();
	void signalNext();
public slots:
    void slotReply(int reply, QString txt );
private:
	ProcessTree *process;
	QTreeWidget *tree;
};

#endif

1>c:\qtsdk\myprojects\myapplication\myapplication\generatedfiles\debug\../../test.h(11) : error C2143: syntax error : missing ';' before 'public'
1>c:\qtsdk\myprojects\myapplication\myapplication\generatedfiles\debug\../../test.h(11) : error C4430: missing type specifier - int assumed. Note: C++ does not support default-int
1>c:\qtsdk\myprojects\myapplication\myapplication\generatedfiles\debug\../../test.h(14) : error C2062: type 'void' unexpected
1>c:\qtsdk\myprojects\myapplication\myapplication\generatedfiles\debug\../../test.h(14) : error C2238: unexpected token(s) preceding ';'
1>c:\qtsdk\myprojects\myapplication\myapplication\generatedfiles\debug\../../test.h(17) : error C2146: syntax error : missing ':' before identifier 'slots'
1>c:\qtsdk\myprojects\myapplication\myapplication\generatedfiles\debug\../../test.h(18) : error C2062: type 'void' unexpected
1>c:\qtsdk\myprojects\myapplication\myapplication\generatedfiles\debug\../../test.h(18) : error C2238: unexpected token(s) preceding ';'
1>.\GeneratedFiles\Debug\moc_test.cpp(12) : fatal error C1189: #error :  "The header file 'test.h' doesn't include <QObject>."

1>.\GeneratedFiles\Debug\moc_test.cpp(51) : error C2039: 'staticMetaObject' : is not a member of 'QTreeWidgetItemIterator'
1>        c:\qt\4.6.3\include\qtgui\../../src/gui/itemviews/qtreewidgetitemiterator.h(62) : see declaration of 'QTreeWidgetItemIterator'
1>.\GeneratedFiles\Debug\moc_test.cpp(61) : error C2227: left of '->metaObject' must point to class/struct/union/generic type
1>.\GeneratedFiles\Debug\moc_test.cpp(61) : error C2227: left of '->metaObject' must point to class/struct/union/generic type
1>.\GeneratedFiles\Debug\moc_test.cpp(69) : error C2039: 'qt_metacast' : is not a member of 'QTreeWidgetItemIterator'
1>        c:\qt\4.6.3\include\qtgui\../../src/gui/itemviews/qtreewidgetitemiterator.h(62) : see declaration of 'QTreeWidgetItemIterator'
1>.\GeneratedFiles\Debug\moc_test.cpp(74) : error C2039: 'qt_metacall' : is not a member of 'QTreeWidgetItemIterator'
1>        c:\qt\4.6.3\include\qtgui\../../src/gui/itemviews/qtreewidgetitemiterator.h(62) : see declaration of 'QTreeWidgetItemIterator'
1>.\GeneratedFiles\Debug\moc_test.cpp(93) : error C2665: 'QMetaObject::activate' : none of the 4 overloads could convert all the argument types
1>        c:\qt\4.6.3\include\qtcore\../../src/corelib/kernel/qobjectdefs.h(346): could be 'void QMetaObject::activate(QObject *,int,int,void **)'
1>        c:\qt\4.6.3\include\qtcore\../../src/corelib/kernel/qobjectdefs.h(347): or       'void QMetaObject::activate(QObject *,const QMetaObject *,int,void **)'
1>        while trying to match the argument list '(TreeIterator *const , const QMetaObject *, int, int)'
1>.\GeneratedFiles\Debug\moc_test.cpp(99) : error C2665: 'QMetaObject::activate' : none of the 4 overloads could convert all the argument types
1>        c:\qt\4.6.3\include\qtcore\../../src/corelib/kernel/qobjectdefs.h(346): could be 'void QMetaObject::activate(QObject *,int,int,void **)'
1>        c:\qt\4.6.3\include\qtcore\../../src/corelib/kernel/qobjectdefs.h(347): or       'void QMetaObject::activate(QObject *,const QMetaObject *,int,void **)'
1>        while trying to match the argument list '(TreeIterator *const , const QMetaObject *, int, int)'
1>.\GeneratedFiles\Debug\moc_test.cpp(105) : error C2665: 'QMetaObject::activate' : none of the 4 overloads could convert all the argument types
1>        c:\qt\4.6.3\include\qtcore\../../src/corelib/kernel/qobjectdefs.h(346): could be 'void QMetaObject::activate(QObject *,int,int,void **)'
1>        c:\qt\4.6.3\include\qtcore\../../src/corelib/kernel/qobjectdefs.h(347): or       'void QMetaObject::activate(QObject *,const QMetaObject *,int,void **)'
1>        while trying to match the argument list '(TreeIterator *const , const QMetaObject *, int, int)'

#include "pingstring.h"
#include <QProcess>
PingString::PingString()
{
	mProcess = 0;
}

void PingString::takeOutput()
{
	QString *output = new QString(mProcess->readAllStandardOutput());
        mProcess->kill();
        //delete mProcess;
	bool result = false;
	if(output->contains("TTL")) result = true;
	delete output;
	emit pingResult(result);
}

void PingString::pingAdress(const QString &text)
{
	mProcess = new QProcess;
	connect(mProcess, SIGNAL(readyReadStandardOutput()), this, SLOT(takeOutput()));
	mProcess->start("cmd /C ping "+(text));
}

#include "iplistiterator.h"
#include <QTreeWidget>
#include <QTreeWidgetItemIterator>

IplistIterator::IplistIterator(QTreeWidget *pTree, QObject *parent) : QObject(parent)
{
	tree = pTree;
	iterator = new QTreeWidgetItemIterator(tree, QTreeWidgetItemIterator::All);
}

void IplistIterator::finalize(bool result)
{
	/* Заморочки с базой и.т.п. будут здесь */
	if(result) (**iterator)->setText(1, "OK!");
	else (**iterator)->setText(1, "FAIL :(");
	++(*iterator);
	if(!(**iterator)) { delete iterator; iterator = new QTreeWidgetItemIterator(tree, QTreeWidgetItemIterator::All); }
	emit nextPlease((**iterator)->text(0));
}

void IplistIterator::start()
{
	emit nextPlease((**iterator)->text(0));
}

#include "pingthread.h"
#include "iplistiterator.h"
#include "pingstring.h"
#include <QThread>
#include <QTreeWidget>

PingThread::PingThread(QTreeWidget *pTree)
{
	tree = pTree;
}

void PingThread::run()
{
	PingString *pingString = new PingString;
	IplistIterator *iplistIterator = new IplistIterator(tree);
	
	connect(pingString, SIGNAL(pingResult(bool)), iplistIterator, SLOT(finalize(bool)));
	connect(iplistIterator, SIGNAL(nextPlease(const QString &)), pingString, SLOT(pingAdress(const QString &)));
	
	iplistIterator->start();
	exec();
}

IplistIterator *iplistIterator = new IplistIterator(tree, this);

IplistIterator::IplistIterator(QTreeWidget *pTree, QObject *parent) : QObject(parent)
{
	tree = pTree;
	iterator = new QTreeWidgetItemIterator(tree, QTreeWidgetItemIterator::All);
}

void IplistIterator::finalize(bool result)
{
	/* Заморочки с базой и.т.п. будут здесь */
	if(result) (**iterator)->setIcon(0, QPixmap("./Resources/OK.jpg"));
	else (**iterator)->setIcon(0, QPixmap("./Resources/notOK.jpg"));
	++(*iterator);
	if(!(**iterator)) { delete iterator; iterator = new QTreeWidgetItemIterator(tree, QTreeWidgetItemIterator::All); }
	parent()->sleep(3);
	emit nextPlease((**iterator)->text(0));
}

(qobject_cast<PingThread *>(parent()))->sleep(3);

#include <QThread>
#include <QTreeWidget>

PingThread::PingThread(QTreeWidget *pTree)
{
	tree = pTree;
}

void PingThread::run()
{
	PingString *pingString = new PingString;
	IplistIterator *iplistIterator = new IplistIterator(tree);
	
	connect(pingString, SIGNAL(pingResult(bool)), iplistIterator, SLOT(finalize(bool)));
	connect(iplistIterator, SIGNAL(nextPlease(const QString &)), this, SLOT(checkRequest(const QString &)));
	connect(this, SIGNAL(processNext(const QString &)), pingString, SLOT(pingAdress(const QString &)));
	
	iplistIterator->start();
	exec();
}

void PingThread::checkRequest(const QString &text)
{
	sleep(3);
	emit processNext(text);
}

connect(iplistIterator, SIGNAL(nextPlease(const QString &)), this, SLOT(checkRequest(const QString &)), Qt::DirectConnection);

// ========== h
class ipSetWindow : public QDialog
{
	Q_OBJECT

public:
	ipSetWindow(bool gateway = false, QWidget *parent = 0);
	~ipSetWindow();
public slots:
	void modifyItem(QTreeWidgetItem *item, int column = 0);
private slots:
	void sendIP();
	void sendName();
	void closeDialog();
private:
	bool validate(QString &text); //Удаляет лишние нули и проверяет правильность айпишника (1-255.0-255.0-255.0-255), возвращает true, если всё ОК
	QString *adress;
	QTreeWidgetItem *pItem;
	Ui::ipSetWindow ui;
};
//========== cpp
ipSetWindow::ipSetWindow(bool gateway, QWidget *parent)
	: QDialog(parent)
{
	ui.setupUi(this);
	pItem = 0;
	adress = new QString;
	ui.ipEdit->setInputMask("000.000.000.000;_");
	ui.nameEdit->hide();
	ui.okButton->hide();
	
	connect(ui.nextButton, SIGNAL(clicked()), this, SLOT(sendIP()));
	connect(ui.closeButton, SIGNAL(clicked()), this, SLOT(closeDialog()));
	connect(ui.okButton,SIGNAL(clicked()), this, SLOT(sendName()));

	setFixedSize(sizeHint());
}

ipSetWindow::~ipSetWindow()
{
	delete adress;
}

void ipSetWindow::closeDialog()
{
	ui.ipEdit->clear();
	ui.nameEdit->clear();
	pItem = 0;
	close();
}

void ipSetWindow::modifyItem(QTreeWidgetItem *item, int column)
{
	ui.ipEdit->setText(item->text(0));
	ui.nameEdit->setText(item->text(1));
	pItem = item;
	show();
}