hello,
i want to know how to debug with Qt because i want to execute this code but it gives an error.
imageViewer.h
#ifndef IMAGEVIEWER_H
#define IMAGEVIEWER_H
#include<QtWidgets>
{
Q_OBJECT
public:
ImageViewer();
public slots:
void ouvrir();
private:
};
#endif // IMAGEVIEWER_H
#ifndef IMAGEVIEWER_H
#define IMAGEVIEWER_H
#include<QtWidgets>
class ImageViewer : public QMainWindow
{
Q_OBJECT
public:
ImageViewer();
public slots:
void ouvrir();
private:
QLabel *label;
QImage *image;
QVBoxLayout *layout;
};
#endif // IMAGEVIEWER_H
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imageViewer.cpp
#include "imageviewer.h"
{
label->move(100,100);
label->setFixedSize(500,500);
layout->addWidget(label);
this->setLayout(layout);
QMenu *fichier
= menuBar
()->addMenu
("Fichier");
QMenu *edition
= menuBar
()->addMenu
("Edition");
fichier->addAction(ouvrir);
connect(ouvrir,SIGNAL(triggered(bool)),this,SLOT(ouvrir()));
}
void ImageViewer::ouvrir()
{
image
= new QImage(nomFichier
);
}
#include "imageviewer.h"
ImageViewer::ImageViewer(): QMainWindow()
{
label = new QLabel(this);
label->move(100,100);
label->setFixedSize(500,500);
layout = new QVBoxLayout(this);
layout->addWidget(label);
this->setLayout(layout);
QMenu *fichier = menuBar()->addMenu("Fichier");
QMenu *edition = menuBar()->addMenu("Edition");
QAction *ouvrir = new QAction("Ouvrir",this);
fichier->addAction(ouvrir);
connect(ouvrir,SIGNAL(triggered(bool)),this,SLOT(ouvrir()));
}
void ImageViewer::ouvrir()
{
QString nomFichier = QFileDialog::getOpenFileName(this,"Open file", "C://");
image = new QImage(nomFichier);
label->setPixmap(QPixmap::fromImage(QImage(nomFichier)));
}
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and the error is
cannot open output file debug\app.exe: Permission denied
error: ld returned 1 exit status
Thank you.
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