Qt_GUI_BG_3_3 - 8BitsCoding/RobotMentor GitHub Wiki

#include "QtGuiApplication6.h"

#include <qslider.h>
#include <qprogressbar.h>

QtGuiApplication6::QtGuiApplication6(QWidget *parent)
	: QWidget(parent)
{
	ui.setupUi(this);

	
	// STring notation
	connect(ui.horizontalSlider, SIGNAL(valueChanged(int)),
		ui.progressBar, SLOT(setValue(int)));
	

	
	// Functor Notation : Normal Slots
	connect(ui.horizontalSlider, &QSlider::valueChanged,
		ui.progressBar, &QProgressBar::setValue);
	

	// Functor Notation : Lambdas
	connect(ui.horizontalSlider, &QSlider::valueChanged,
		[=]() {
		ui.progressBar->setValue(ui.horizontalSlider->value());
	});
}