Russian Qt Forum

C++ (Qt)
QObject *parent;
     ...
     QString program = "./path/to/Qt/examples/widgets/analogclock";
     QStringList arguments;
     arguments << "-style" << "motif";
 
     QProcess *myProcess = new QProcess(parent);
     myProcess->start(program, arguments);
 

C++ (Qt)
#ifndef USBCONTROLLER_H
#define USBCONTROLLER_H
#include <QDialog>
#include "ui_usbController.h"
 
class usbController : public QDialog, public Ui::usbController
{
    Q_OBJECT
public:
    usbController(QWidget *parent = 0);
private slots:
    void on_lineEdit_1_textChanged();
};
#endif // USBCONTROLLER_H
 

C++ (Qt)
#include <QtGui>
#include "usbcontroller.h"
 
usbController::usbController(QWidget *parent) : QDialog(parent)
{
    setupUi(this);
   buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false);
 
    connect(buttonBox, SIGNAL(accepted()), this, SLOT(accept()));
    connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
 
}
void usbController::on_lineEdit_1_textChanged()
{
buttonBox->button(QDialogButtonBox::Ok)->setEnabled(lineEdit_1->hasAcceptableInput());
}
 

C++ (Qt)
#include <QApplication>
#include <usbcontroller.h>
 
int main(int argc, char *argv[])
{
    QApplication app(argc, argv);
    usbController *dialog = new usbController;
    dialog->show();
    return app.exec();
}
 

C++ (Qt)
void usbController::on_lineEdit_1_textChanged()
{
    buttonBox->button(QDialogButtonBox::Ok)->setEnabled(!(lineEdit_1->text().isEmpty()) && !(lineEdit_2->text().isEmpty()) );
}

C++ (Qt)
void usbController::on_lineEdit_1_textChanged()
{
    buttonBox->button(QDialogButtonBox::Ok)->setEnabled(!(lineEdit_1->text().isEmpty()) && !(lineEdit_2->text().isEmpty()) );
}

C++ (Qt)
void usbController::on_lineEdit_1_textChanged()
{
    buttonBox->button(QDialogButtonBox::Ok)->setEnabled(!(lineEdit_1->text().isEmpty()));
}

C++ (Qt)
 
void usbController::textChanged()
{
    buttonBox->button(QDialogButtonBox::Ok)->setEnabled(!(lineEdit_1->text().isEmpty()) && !(lineEdit_2->text().isEmpty()) );
}

C++ (Qt)
#include <QtGui>
 
#include "usbcontroller.h"
 
 
usbController::usbController(QWidget *parent) : QDialog(parent)
{
    setupUi(this);
   buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false);
 
    connect(buttonBox, SIGNAL(accepted()), this, SLOT(accept()));
    connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
 
    connect(lineEdit_1, SIGNAL(textChanged(QString)), this, SLOT(Changedtext()));
    connect(lineEdit_2, SIGNAL(textChanged(QString)), this, SLOT(Changedtext()));
}
 
 
 
void usbController::Changedtext()
{
 
    bool Ok = true;
    {
        Ok &= !lineEdit_1->text().isEmpty();
        Ok &= !lineEdit_2->text().isEmpty();
        if (Ok){
           // emit enableNext();
            buttonBox->button(QDialogButtonBox::Ok)->setEnabled(true);
        }
    }
}

C++ (Qt)
void usbController::buttonBox_ok()
{
    QObject *parent;
    QString program = "./sbin/usbController";
    QStringList arguments;
    arguments <<lineEdit_1->text()<<" "<<lineEdit_2->text()<<" "<< "system_u:object_r:removable_t:"<<lineEdit_3->text()<<" "<<lineEdit_4->text()<<" "
             <<lineEdit_5->text()<<" "<<lineEdit_6->text();
    QProcess *myProcess = new QProcess(parent);
    myProcess->start(program, arguments);
}

C++ (Qt)
QObject *parent;
...
QProcess *myProcess = new QProcess(parent);
 

C++ (Qt)
QString program = "/sbin/usbController";
QStringList arguments;
arguments <<lineEdit_1->text()<<lineEdit_2->text()<<"system_u:object_r:removable_t:"<<lineEdit_3->text()<<lineEdit_4->text()<<lineEdit_5->text()<<lineEdit_6->text();
QProcess *myProcess = new QProcess();
myProcess->start(program, arguments);
 

C++ (Qt)
void usbController::buttonBox_ok()
{
    QString program = "/sbin/usbController";
    QStringList arguments;
    arguments <<"add"<<" "<<lineEdit_1->text()<<lineEdit_2->text()<<"system_u:object_r:removable_t:"<<lineEdit_3->text()<<lineEdit_4->text()<<lineEdit_5->text()<<lineEdit_6->text();
    p_usbController->start(program, arguments);
 
    connect(p_usbController, SIGNAL(readyReadStandardOutput()), SLOT(slotDataOnStdout()));
    connect(p_usbController, SIGNAL(readyReadStandardError()), SLOT(slotDataOnStdout()));
}
 
void usbController::slotDataOnStdout()
{
    textEdit->append(p_usbController->readAllStandardOutput());
    textEdit_2->append(p_usbController->readAllStandardError());
}

C++ (Qt)
QString program = "/bin/ls";
    QStringList arguments;
    arguments <<"/";
    p_usbController->start(program, arguments);
    connect(p_usbController, SIGNAL(readyReadStandardOutput()), SLOT(slotDataOnStdout()));
    connect(p_usbController, SIGNAL(readyReadStandardError()), SLOT(slotDataOnStdout()));

C++ (Qt)
class usbController : public QDialog, public Ui::usbController
{
    Q_OBJECT
public:
    usbController(QWidget *parent = 0);
    QProcess* p_usbController;
public slots:
    void Changedtext();
    void buttonBox_ok();
    void slotDataOnStdout();
 
};

C++ (Qt)
p_usbController = new QProcess();
    QString program = "/sbin/usbController";
    QStringList arguments;
    arguments <<"add"<<" "<<lineEdit_1->text()<<lineEdit_2->text()<<"system_u:object_r:removable_t:"<<lineEdit_3->text()<<lineEdit_4->text()<<lineEdit_5->text()<<lineEdit_6->text();
    p_usbController->start(program, arguments);

C++ (Qt)
arguments <<"add"<<" "<<lineEdit_1->text()<<lineEdit_2->text()<<"system_u:object_r:removable_t:"<<lineEdit_3->text()<<lineEdit_4->text()<<lineEdit_5->text()<<lineEdit_6->text();
    p_usbController->start(program, arguments);

Bash
usbController add " " flash 123 system_u:object_r:removable_t: s0 user user 0077

C++ (Qt)
"system_u:object_r:removable_t:"<<lineEdit_3->text()

C++ (Qt)
QString param("system_u:object_r:removable_t:");
param.append(lineEdit_3->text());
...
arguments << ... << lineEdit_2->text() << param << lineEdit_4->text() <<...;
 

C++ (Qt)
void usbController::buttonBox_ok()
{
    p_usbController = new QProcess();
    QString program = "/sbin/usbController";
    QStringList arguments;
    QString se_context("system_u:object_r:removable_t:");
    se_context.append(lineEdit_3->text());
    arguments <<"add"<<lineEdit_1->text()<<lineEdit_2->text()<<se_context<<lineEdit_4->text()<<lineEdit_5->text()<<lineEdit_6->text();
    p_usbController->start(program, arguments);
 
}
 

C++ (Qt)
     p_get_usb = new QProcess();
    QString get_usb = "/sbin/usb_storages.sh";
    p_get_usb->start(get_usb);
    textEdit->append(p_get_usb->readAllStandardOutput());
 

C++ (Qt)
void usbController::s_addComboBox()
{
    p_get_usb = new QProcess();
    QString get_usb = "/sbin/usb_storages.sh";
    connect(p_get_usb, SIGNAL(readyReadStandardOutput()), SLOT(slotDataOnStdout()));
    connect(p_get_usb, SIGNAL(readyReadStandardError()), SLOT(slotDataOnStdout()));
 
 
}
 
void usbController::slotDataOnStdout()
{
    textEdit->append(p_get_usb->readAllStandardOutput());
    textEdit->append(p_get_usb->readAllStandardError());
 
}

C++ (Qt)
 p_get_usb = new QProcess();
    QString get_usb = "/sbin/usb_storages.sh";
    p_get_usb->start(get_usb);
    sleep(5);
    textEdit->append(p_get_usb->readAllStandardOutput());

C++ (Qt)
void usbController::s_addComboBox()
{
    comboBox->clear();
    p_get_usb = new QProcess();
    QString get_usb = "/sbin/usb_storages.sh";
    p_get_usb->start(get_usb);
    p_get_usb->waitForFinished(300);
    comboBox->addItem(p_get_usb->readAllStandardOutput());
}

C++ (Qt)
comboBox->clear();
    p_get_usb = new QProcess();
    QString get_usb = "/sbin/usb_storages.sh";
    p_get_usb->start(get_usb);
    p_get_usb->waitForFinished(300);
    QStringList *list = new QStringList();
 
    QString item = p_get_usb->readAllStandardOutput();
    *list = item.split(QRegExp("\n"));
    for (int i = 0; i < list->size(); ++i)
    {
    QString b = list->at(i).toLocal8Bit().constData();
    qDebug()<<b;
    comboBox->addItem(b);
    }