Fixed some bugs

BEdit/src/bedit/gui/controllers/document.py

@@ -23,6 +23,7 @@ from bedit.gui.controllers.commands import (
     MoveInterfacePortCommand,
     PasteSelectionCommand,
     RenameConnectionCommand,
+    RenameDocumentCommand,
     RenameInterfacePortCommand,
     ReplaceSourceCommand,
     RotateComponentsCommand,
@@ -50,6 +51,7 @@ from bedit.gui.preferences import application_settings
 class DocumentController(QObject):
     documentReset = Signal()
     documentOpenedChanged = Signal(bool)
+    documentNameChanged = Signal(str)
     activeGraphChanged = Signal()
     componentAdded = Signal(str)
     componentRemoved = Signal(str)
@@ -228,10 +230,19 @@ class DocumentController(QObject):
                 {component_id: component},
                 connections,
                 [],
-                [],
             )
         )
 
+    def rename_document(self, name: str) -> None:
+        if self.document is None:
+            return
+        name = name.strip()
+        if not name:
+            raise ValueError("The document name cannot be empty")
+        old = str(self.document.metadata.get("name") or "Current Document")
+        if name != old:
+            self.undo_stack.push(RenameDocumentCommand(self, old, name))
+
     def add_component_copy(self, source: Component, position: QPointF) -> str:
         if self.active_component is None or self.active_component.implementation_kind != "graph":
             raise ValueError("Open a graph component before placing components")
@@ -1374,6 +1385,12 @@ class DocumentController(QObject):
             connection.name = name
             self.documentReset.emit()
 
+    def _rename_document(self, name: str) -> None:
+        if self.document is None:
+            return
+        self.document.metadata["name"] = name
+        self.documentNameChanged.emit(name)
+
     def _replace_source(self, component_id: str, source: dict) -> None:
         if self.document is None:
             return