创建数据存储路径

datacpp/dataManager.cpp

@@ -490,6 +490,18 @@ bool DataManager::saveData()
 {
     QJsonObject dataObj;
     write(dataObj);
+    //判断该路径是否存在，若不存在则创建
+    QString path = QDir::homePath()+"/Documents/RedInterstitialData/ElemsConf";
+    std::cout<<qPrintable(path)<<std::endl;
+    QDir *dir = new QDir;
+    if(!dir->exists(path)){
+        bool ismkdir = dir->mkpath(path);
+        if(!ismkdir){
+            qDebug() << "create path fail" <<Qt::endl;
+            return false;
+        }
+    }
+    delete  dir;
     QFile file(QDir::homePath() + "/Documents/RedInterstitialData/ElemsConf/data.json");
     if(!file.open(QIODevice::WriteOnly)){
         qDebug()<<"file open failed!";