Merge pull request #38 from zhuzichu520/dev1.2.4

update

example/AppInfo.cpp

@@ -0,0 +1,7 @@
+#include "AppInfo.h"
+
+AppInfo::AppInfo(QObject *parent)
+    : QObject{parent}
+{
+    version("1.2.4");
+}

example/AppInfo.h

@@ -0,0 +1,15 @@
+#ifndef APPINFO_H
+#define APPINFO_H
+
+#include <QObject>
+#include "stdafx.h"
+
+class AppInfo : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY_AUTO(QString,version)
+public:
+    explicit AppInfo(QObject *parent = nullptr);
+};
+
+#endif // APPINFO_H