Avoid changing project name and recent files when writing file

CURA-12138

UM/Qt/Bindings/OutputDeviceManagerProxy.py

@@ -89,10 +89,11 @@ def requestWriteToDevice(self, device_id: str, file_name: str, kwargs: Mapping[s
         limit_mimetypes = kwargs.get("limit_mimetypes", None)
         file_type = kwargs.get("file_type", "mesh")
         preferred_mimetypes = kwargs.get("preferred_mimetypes", None)
+        silent_save = kwargs.get("silent_save", False)
         # On Windows, calling requestWrite() on LocalFileOutputDevice crashes when called from a signal
         # handler attached to a QML MenuItem. So instead, defer the call to the next run of the event
         # loop, since that does work.
-        Application.getInstance().callLater(self._writeToDevice, [Application.getInstance().getController().getScene().getRoot()], device_id, file_name, limit_mimetypes, file_type, preferred_mimetypes = preferred_mimetypes)
+        Application.getInstance().callLater(self._writeToDevice, [Application.getInstance().getController().getScene().getRoot()], device_id, file_name, limit_mimetypes, file_type, preferred_mimetypes = preferred_mimetypes, silent_save = silent_save)
 
     @pyqtSlot(str, str, "QVariantMap")
     def requestWriteSelectionToDevice(self, device_id: str, file_name: str, kwargs: Mapping[str, str]) -> None:

plugins/LocalFileOutputDevice/LocalFileOutputDevice.py

@@ -136,16 +136,19 @@ def requestWrite(self, nodes, file_name = None, limit_mimetypes = None, file_han
             result = QMessageBox.question(None, catalog.i18nc("@title:window", "File Already Exists"), catalog.i18nc("@label Don't translate the XML tag <filename>!", "The file <filename>{0}</filename> already exists. Are you sure you want to overwrite it?").format(file_name))
             if result == QMessageBox.StandardButton.No:
                 raise OutputDeviceError.UserCanceledError()
-        self._performWrite(file_name, selected_type, file_handler, nodes)
 
-    def _performWrite(self, file_name, selected_type, file_handler, nodes):
+        silent_save = kwargs.get("silent_save", False)
+        self._performWrite(file_name, selected_type, file_handler, nodes, silent_save)
+
+    def _performWrite(self, file_name, selected_type, file_handler, nodes, silent_save):
         """Writes the specified nodes to a file. This is split from requestWrite to allow interception
         in other plugins. See Ultimaker/Cura#10917.
 
         :param file_name: File path to write to.
         :param selected_type: Selected file type to write.
         :param file_handler: File handler for writing to the file.
         :param nodes: A collection of scene nodes that should be written to the
+        :param silent_save: When true, ignore all side effects (set project name, add recent file, ...)
         file.
         """
 
@@ -155,7 +158,7 @@ def _performWrite(self, file_name, selected_type, file_handler, nodes):
         else:
             file_writer = Application.getInstance().getMeshFileHandler().getWriter(selected_type["id"])
 
-        if isinstance(file_writer, WorkspaceWriter):
+        if isinstance(file_writer, WorkspaceWriter) and not silent_save:
             self.setLastOutputName(file_name)
         self.writeStarted.emit(self)
 
@@ -173,7 +176,8 @@ def _performWrite(self, file_name, selected_type, file_handler, nodes):
 
             job = WriteFileJob(file_writer, stream, nodes, mode)
             job.setFileName(file_name)
-            job.setAddToRecentFiles(True)  # The file will be added into the "recent files" list upon success
+            if not silent_save:
+                job.setAddToRecentFiles(True)  # The file will be added into the "recent files" list upon success
             job.progress.connect(self._onJobProgress)
             job.finished.connect(self._onWriteJobFinished)