Merge 3.2 into master

cura/CuraApplication.py

@@ -116,6 +116,8 @@ class CuraApplication(QtApplication):
     # changes of the settings.
     SettingVersion = 4
 
+    Created = False
+
     class ResourceTypes:
         QmlFiles = Resources.UserType + 1
         Firmware = Resources.UserType + 2
@@ -136,7 +138,6 @@ class CuraApplication(QtApplication):
     stacksValidationFinished = pyqtSignal()  # Emitted whenever a validation is finished
 
     def __init__(self, **kwargs):
-
         # this list of dir names will be used by UM to detect an old cura directory
         for dir_name in ["extruders", "machine_instances", "materials", "plugins", "quality", "user", "variants"]:
             Resources.addExpectedDirNameInData(dir_name)
@@ -227,6 +228,10 @@ class CuraApplication(QtApplication):
                          tray_icon_name = "cura-icon-32.png",
                          **kwargs)
 
+        # FOR TESTING ONLY
+        if kwargs["parsed_command_line"].get("trigger_early_crash", False):
+            assert not "This crash is triggered by the trigger_early_crash command line argument."
+
         self.default_theme = "cura-light"
 
         self.setWindowIcon(QIcon(Resources.getPath(Resources.Images, "cura-icon.png")))
@@ -260,7 +265,7 @@ class CuraApplication(QtApplication):
         self._center_after_select = False
         self._camera_animation = None
         self._cura_actions = None
-        self._started = False
+        self.started = False
 
         self._message_box_callback = None
         self._message_box_callback_arguments = []
@@ -375,6 +380,8 @@ class CuraApplication(QtApplication):
 
         self.getCuraSceneController().setActiveBuildPlate(0)  # Initialize
 
+        CuraApplication.Created = True
+
     @pyqtSlot(str, result = str)
     def getVisibilitySettingPreset(self, settings_preset_name) -> str:
         result = self._loadPresetSettingVisibilityGroup(settings_preset_name)
@@ -461,7 +468,6 @@ class CuraApplication(QtApplication):
 
         return result
 
-
     def _onEngineCreated(self):
         self._engine.addImageProvider("camera", CameraImageProvider.CameraImageProvider())
 
@@ -556,7 +562,7 @@ class CuraApplication(QtApplication):
     #
     #   Note that the AutoSave plugin also calls this method.
     def saveSettings(self):
-        if not self._started: # Do not do saving during application start
+        if not self.started: # Do not do saving during application start
             return
 
         ContainerRegistry.getInstance().saveDirtyContainers()
@@ -734,7 +740,7 @@ class CuraApplication(QtApplication):
         for file_name in self._open_file_queue:  # Open all the files that were queued up while plug-ins were loading.
             self._openFile(file_name)
 
-        self._started = True
+        self.started = True
         self.exec_()
 
     ##  Run Cura without GUI elements and interaction (server mode).