image viewer

clabel.cpp

@@ -1,11 +1,13 @@
 #include "clabel.h"
 
 #include <QResizeEvent>
+#include <QKeyEvent>
 
 
 cLabel::cLabel(QWidget *parent, Qt::WindowFlags f) :
 	QLabel(parent, f)
 {
+	installEventFilter(this);
 }
 
 cLabel::cLabel(const QString &text, QWidget *parent, Qt::WindowFlags f) :
@@ -23,3 +25,26 @@ void cLabel::resizeEvent(QResizeEvent* e)
 	QLabel::resizeEvent(e);
 	setPixmap(QPixmap::fromImage(m_lpImage->scaled(width(), height(), Qt::AspectRatioMode::KeepAspectRatio, Qt::TransformationMode::SmoothTransformation)));
 }
+
+void cLabel::keyPressEvent(QKeyEvent* e)
+{
+	switch(e->key())
+	{
+	case Qt::Key_Left:
+		emit imagePrev();
+		break;
+	case Qt::Key_Right:
+		emit imageNext();
+		break;
+	case Qt::Key_Home:
+		emit imageFirst();
+		break;
+	case Qt::Key_End:
+		emit imageLast();
+		break;
+	default:
+		break;
+	}
+
+	QLabel::keyPressEvent(e);
+}