Functionality properties (canPause, canPreHeatBed, etc) are now in the Controller.

It's actually up to the controller to say something about this, so this location makes more sense

CL-541

cura/PrinterOutput/PrinterOutputController.py

@@ -9,7 +9,10 @@ if MYPY:
 
 class PrinterOutputController:
     def __init__(self):
-        pass
+        self.can_pause = True
+        self.can_abort = True
+        self.can_pre_heat_bed = True
+        self.can_control_manually = True
 
     def setTargetHotendTemperature(self, printer: "PrinterOutputModel", extruder: "ExtruderOuputModel", temperature: int):
         # TODO: implement

cura/PrinterOutput/PrinterOutputModel.py

@@ -35,12 +35,6 @@ class PrinterOutputModel(QObject):
 
         self._printer_state = "unknown"
 
-        # Features of the printer;
-        self._can_pause = True
-        self._can_abort = True
-        self._can_pre_heat_bed = True
-        self._can_control_manually = True
-
     @pyqtProperty(str, notify=keyChanged)
     def key(self):
         return self._key
@@ -175,19 +169,27 @@ class PrinterOutputModel(QObject):
     # Does the printer support pre-heating the bed at all
     @pyqtProperty(bool, constant=True)
     def canPreHeatBed(self):
-        return self._can_pre_heat_bed
+        if self._controller:
+            return self._controller.can_pre_heat_bed
+        return False
 
     # Does the printer support pause at all
     @pyqtProperty(bool, constant=True)
     def canPause(self):
-        return self._can_pause
+        if self._controller:
+            return self.can_pause
+        return False
 
     # Does the printer support abort at all
     @pyqtProperty(bool, constant=True)
     def canAbort(self):
-        return self._can_abort
+        if self._controller:
+            return self.can_abort
+        return False
 
     # Does the printer support manual control at all
     @pyqtProperty(bool, constant=True)
     def canControlManually(self):
-        return self._can_control_manually
+        if self._controller:
+            return self.can_control_manually
+        return False

resources/qml/PrinterOutput/HeatedBedBox.qml

@@ -229,6 +229,10 @@ Item
             property var endTime: new Date() //Set initial endTime to be the current date, so that the endTime has initially already passed and the timer text becomes invisible if you were to update.
             function update()
             {
+                if(printerModel != null && !printerModel.canPreHeatBed)
+                {
+                    return // Nothing to do, printer cant preheat at all!
+                }
                 preheatCountdown.text = ""
                 if (printerModel != null)
                 {