Refactoring. Don't use old slot style in QTimer::singleShot.

--HG--
branch : develop

src/app/tape/main.cpp

@@ -54,7 +54,11 @@ int main(int argc, char *argv[])
     MApplication app(argc, argv);
     app.InitOptions();
 
+#if QT_VERSION >= QT_VERSION_CHECK(5, 4, 0)
+    QTimer::singleShot(0, &app, &MApplication::ProcessCMD);
+#else
     QTimer::singleShot(0, &app, SLOT(ProcessCMD()));
+#endif
 
     return app.exec();
 }

src/app/valentina/main.cpp

@@ -90,7 +90,11 @@ int main(int argc, char *argv[])
         msec = 15; // set delay for correct the first fitbest zoom
     }
 
+#if QT_VERSION >= QT_VERSION_CHECK(5, 4, 0)
+    QTimer::singleShot(msec, &w, &MainWindow::ProcessCMD);
+#else
     QTimer::singleShot(msec, &w, SLOT(ProcessCMD()));
+#endif
 
     return app.exec();
 }

src/libs/qmuparser/qmuparsertest.h

@@ -62,7 +62,7 @@ public:
 
     explicit QmuParserTester(QObject *parent = nullptr);
 
-private slots:
+public slots:
     void Run();
 
 private:

src/libs/vwidgets/vwidgetpopup.cpp

@@ -135,6 +135,10 @@ void VWidgetPopup::Show(QPoint coord)
 
     if (lifeTime > 0)
     {
+#if QT_VERSION >= QT_VERSION_CHECK(5, 4, 0)
+        QTimer::singleShot(lifeTime, this, &QWidget::close);
+#else
         QTimer::singleShot(lifeTime, this, SLOT(close()));
+#endif
     }
 }

src/test/ParserTest/main.cpp

@@ -60,6 +60,10 @@ int main(int argc, char *argv[])
     QCoreApplication a(argc, argv);
     qInstallMessageHandler(testMessageOutput);
     qmu::Test::QmuParserTester pt;
+#if QT_VERSION >= QT_VERSION_CHECK(5, 4, 0)
+    QTimer::singleShot(0, &pt, &qmu::Test::QmuParserTester::Run);
+#else
     QTimer::singleShot(0, &pt, SLOT(Run()));
+#endif
     return a.exec();
 }