fix resource management issues

Author: buganini

PUI/PySide6/base.py

@@ -272,7 +272,7 @@ def __init__(self, widget, *args):
         self.ui = widget
 
     def destroy(self, direct):
-        pass
+        PUINode.destroy(self, direct)
 
 class PuiInQt(QtPUIView):
     def __init__(self, ui):

PUI/PySide6/combobox.py

@@ -51,7 +51,6 @@ def postSync(self):
         self.ui.currentIndexChanged.connect(self.on_currentIndexChanged)
         self.ui.currentTextChanged.connect(self.on_currentTextChanged)
 
-
     def on_currentIndexChanged(self, idx):
         if self.retired_by:
             return

PUI/PySide6/modal.py

@@ -36,6 +36,7 @@ def destroy(self, direct):
 
     def update(self, prev=None):
         if prev and prev.ui:
+            self.layout = prev.layout
             self.ui = prev.ui
             self.curr_size = prev.curr_size
             self.curr_maximize = prev.curr_maximize