[Solved] QObject::connect: Incompatible sender/receiver arguments
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Hello i have write this:
@void Widget::leggo_output(QProcess &p){
QApplication::processEvents();
QString mess = p.readAllStandardOutput();
ui->plainTextEdit->setPlainText(mess);
QApplication::processEvents();}
void Widget::leggo_errore(QProcess &p){
QApplication::processEvents();
QString mess_err = p.readAllStandardError();
ui->plainTextEdit->setPlainText(mess_err);
QApplication::processEvents();
}void Widget::masterizzo(){
QProcess *p = new QProcess;
connect(p,SIGNAL(readyReadStandardOutput()),this,SLOT(leggo_output(QProcess&)));
connect(p,SIGNAL(readyReadStandardError()),this,SLOT(leggo_errore(QProcess&)));
p->start("xbox");
}@I get this error:
QObject::connect: Incompatible sender/receiver arguments
QProcess::readyReadStandardOutput() --> Widget::leggo_output(QProcess&)
QObject::connect: Incompatible sender/receiver arguments
QProcess::readyReadStandardError() --> Widget::leggo_errore(QProcess&)
what is wrong?Thanks
Luca
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Hello again i have soved
h file
@#ifndef WIDGET_H
#define WIDGET_H#include <QWidget>
#include <QProcess>namespace Ui {
class Widget;
}class Widget : public QWidget
{
Q_OBJECTpublic:
explicit Widget(QWidget *parent = 0);
~Widget();
QProcess *p ;private:
Ui::Widget *ui;public slots:
void masterizzo();
void leggo_output();
void leggo_errore();};
#endif // WIDGET_H@
cpp file
@#include "widget.h"
#include "ui_widget.h"
#include <QProcess>Widget::Widget(QWidget *parent) :
QWidget(parent),
ui(new Ui::Widget)
{
ui->setupUi(this);
p = new QProcess;
connect(p,SIGNAL(readyReadStandardOutput()),this,SLOT(leggo_output()));
connect(p,SIGNAL(readyReadStandardError()),this,SLOT(leggo_errore()));
connect(ui->pushButton,SIGNAL(clicked()),this,SLOT(masterizzo()));
}Widget::~Widget()
{
delete ui;
}void Widget::leggo_output(){
QApplication::processEvents();
QByteArray mess = p->readAllStandardOutput();
ui->plainTextEdit->setPlainText(mess);
QApplication::processEvents();}
void Widget::leggo_errore(){
QApplication::processEvents();
QByteArray mess_err = p->readAllStandardError();
ui->plainTextEdit->setPlainText(mess_err);
QApplication::processEvents();
}void Widget::masterizzo(){
p->start("xbox");}@
Luca