tree changes

qad/utils/qpicalculator/main.cpp

@@ -0,0 +1,13 @@
+#include <QApplication>
+#include "mainwindow.h"
+
+
+int main(int argc, char *argv[]) {
+	QApplication a(argc, argv);
+#if QT_VERSION >= 0x050000
+	a.setAttribute(Qt::AA_UseHighDpiPixmaps, true);
+#endif
+	MainWindow w;
+	w.show();
+	return a.exec();
+}