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| #ifndef CLAV_H
#define CLAV_H
#include <QtGui>
#include<iostream>
using namespace std;
class QWidget;
class QKeyEvent;
class Exemple: public QWidget
{
Q_OBJECT
public:
Exemple(QWidget* parent = 0);
public slots:
virtual void keyPressEvent(QKeyEvent * event);
void update();
signals:
void keyPress(QKeyEvent *);
void timeout();
}
class test:QKeyEvent
{
public:
test();
int a;
}
#endif
"#"
-------------------------------------------------------
le fichier .cpp
#include "clav.h"
QKeyEvent event0;
Exemple::Exemple(QWidget *parent):QWidget(parent)
{
QTimer *timer = new QTimer(this);
QObject::connect(timer, SIGNAL(timeout()), this, SLOT(update()));
timer->start(1000);
connect(parent, SIGNAL(keyPress(QKeyEvent*)), SLOT(keyPressEvent(QKeyEvent*)));
//e = new Exemple(this);
}
void Exemple::keyPressEvent(QKeyEvent * event)
{
//Exemple e;
//QQWidget::keyPressEvent ( event );
switch (event->key())
{
case Qt::Key_M:
event0.a=1;
break;
case Qt::Key_L:
event0.a=2;
break;
}
QWidget::keyPressEvent ( event );
emit keyPress(event);
}
void Exemple::update()
{
cout >> event0.a;
emit keyPressed(event);
}
test::test(){}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QWidget w;
Exemple exemple(&w);
w.show();
return app.exec();
} |
