[Update] main windowのみ処理の実装完了

vrct_gui/vrct_gui.py

@@ -47,6 +47,10 @@ class VRCT_GUI(CTk):
         self.YOUR_LANGUAGE = "Japanese\n(Japan)"
         self.TARGET_LANGUAGE = "English\n(United States)"
 
+        self.CALLBACK_TOGGLE_TRANSLATION = None
+        self.CALLBACK_TOGGLE_TRANSCRIPTION_SEND = None
+        self.CALLBACK_TOGGLE_TRANSCRIPTION_RECEIVE = None
+        self.CALLBACK_TOGGLE_FOREGROUND = None
         self.CALLBACK_SELECTED_TAB_NO_1 = None
         self.CALLBACK_SELECTED_TAB_NO_2 = None
         self.CALLBACK_SELECTED_TAB_NO_3 = None