Plug memory leak

Better setting document in editor to None instead of instantiating a QTextDocument without parent.
spine-tools · Oct 16, 2024 · 787d521 · 787d521
1 parent a2a11c2
commit 787d521
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/spinetoolbox/widgets/code_text_edit.py b/spinetoolbox/widgets/code_text_edit.py
@@ -65,10 +65,11 @@ def setPlainText(self, text):
         self.setDocument(doc)
 
     def setDocument(self, doc):
-        doc.setDocumentLayout(QPlainTextDocumentLayout(doc))
+        if doc is not None:
+            doc.setDocumentLayout(QPlainTextDocumentLayout(doc))
+            doc.setDefaultFont(self.font())
         super().setDocument(doc)
         self._highlighter.setDocument(doc)
-        doc.setDefaultFont(self.font())
         self.setTabStopDistance(QFontMetrics(self.font()).horizontalAdvance(4 * " "))
 
     def line_number_area_width(self):