Added canAbort & canPause feature to PrinterOutputDevice

cura/PrinterOutputDevice.py

@@ -71,6 +71,8 @@ class PrinterOutputDevice(QObject, OutputDevice):
         self._control_item = None
 
         self._qml_context = None
+        self._can_pause = True
+        self._can_abort = True
 
     def requestWrite(self, nodes, file_name = None, filter_by_machine = False, file_handler = None):
         raise NotImplementedError("requestWrite needs to be implemented")
@@ -126,6 +128,16 @@ class PrinterOutputDevice(QObject, OutputDevice):
     # Signal to be emitted when some drastic change occurs in the remaining time (not when the time just passes on normally).
     preheatBedRemainingTimeChanged = pyqtSignal()
 
+    # Does the printer support pause at all
+    @pyqtProperty(bool,  constant=True)
+    def canPause(self):
+        return self._can_pause
+
+    # Does the printer support abort at all
+    @pyqtProperty(bool, constant=True)
+    def canAbort(self):
+        return self._can_abort
+
     @pyqtProperty(QObject, constant=True)
     def monitorItem(self):
         # Note that we specifically only check if the monitor component is created.

resources/qml/MonitorButton.qml

@@ -220,7 +220,7 @@ Item
             property bool userClicked: false
             property string lastJobState: ""
 
-            visible: printerConnected
+            visible: printerConnected && Cura.MachineManager.printerOutputDevices[0].canPause
             enabled: (!userClicked) && printerConnected && Cura.MachineManager.printerOutputDevices[0].acceptsCommands &&
                      (["paused", "printing"].indexOf(Cura.MachineManager.printerOutputDevices[0].jobState) >= 0)
 
@@ -261,7 +261,7 @@ Item
         {
             id: abortButton
 
-            visible: printerConnected
+            visible: printerConnected && Cura.MachineManager.printerOutputDevices[0].canAbort
             enabled: printerConnected && Cura.MachineManager.printerOutputDevices[0].acceptsCommands &&
                      (["paused", "printing", "pre_print"].indexOf(Cura.MachineManager.printerOutputDevices[0].jobState) >= 0)