Backup.

main.cpp

@@ -41,7 +41,7 @@
 
 #include <bcmainwindow.h>
 #include <bcdataitem.h>
-#include <bcvdatamanager.h>
+#include <bcdatamanager.h>
 
 #include <variant>
 #include <string>
@@ -78,7 +78,7 @@ struct CpuLoad     : public moo{ int percentage; };
 struct Status      : public moo{ std::string message; };
 
 // Die Variant als universeller Datencontainer
-using SensorReading = std::variant<Temperature, CpuLoad, Status>;
+using SensorReadingPtr = std::variant<Temperature*, CpuLoad*, Status*>;
 
 
 
@@ -89,25 +89,28 @@ struct UIUpdateVisitor
   QLabel* statusLabel;
 
   // Überladene operator() für jeden Typ in der Variant
-  void operator()(const Temperature& t) const
+  double operator()(Temperature* t) const
   {
-    tempLabel->setText(QString("Temp: %1°C").arg(t.celsius, 0, 'f', 1));
-    tempLabel->setStyleSheet(t.celsius > 40 ? "color: red;" : "color: black;");
+    //tempLabel->setText(QString("Temp: %1°C").arg(t.celsius, 0, 'f', 1));
+    //tempLabel->setStyleSheet(t.celsius > 40 ? "color: red;" : "color: black;");
+    return -1;
   }
 
-  void operator()(const CpuLoad& c) const
+  double operator()(CpuLoad* c) const
   {
-    cpuBar->setValue(c.percentage);
-    qDebug() << c.moo_str;
+    cpuBar->setValue(c->percentage);
+    qDebug() << c->moo_str;
+    return -42.0;
   }
 
-  void operator()(const Status& s) const
+  double operator()(const Status* s) const
   {
-    statusLabel->setText(QString::fromStdString(s.message));
+    //statusLabel->setText(QString::fromStdString(s.message));
+    return -1;
   }
 };
 
-void onNewDataReceived(const SensorReading& data)
+void onNewDataReceived(const SensorReadingPtr& data)
 {
   QLabel* labelTemp = nullptr;
   QProgressBar* progressCpu = nullptr;
@@ -117,14 +120,39 @@ void onNewDataReceived(const SensorReading& data)
   UIUpdateVisitor visitor { labelTemp, progressCpu, labelStatus };
 
   // Die Magie: std::visit wählt zur Kompilierzeit die richtige Methode
-  std::visit(visitor, data);
+  double result = std::visit(visitor, data);
+  Q_UNUSED(result)
+
+
+  Temperature myTemp{};
+  SensorReadingPtr xxx{&myTemp};
+  double result2 = std::visit(visitor, SensorReadingPtr{&myTemp} );
 }
-// 2. Datei öffnen und lesen
+
+struct mookoo
+{
+  QString a="firz";
+  int b=2;
+  double c=1.0;
+  QString hidden{"Fatz!"};
+};
+
+struct mookoo2 : public mookoo
+{
+  int another;
+};
+
 int main(int argc, char *argv[])
 {
   QApplication app(argc, argv);
   setApplicationStyleSheet( ":/bionxcontrol.qss"_L1 );
 
+  mookoo myMookoo{"",1,1.0};
+  mookoo myMooko2{"",1};
+ mookoo2 myMooko3{{"superfitze",1},8};
+
+  qDebug() << " --- haha: " << myMooko3.a << ": " << myMooko3.hidden;
+
   BCMainWindow w;
   w.show();