do not replace plot with frame

actor.py

@@ -56,17 +56,19 @@ class Actor:
 
     def __init__(self, pvname, cache_size=100):
         self.pvname = pvname
-        self.src, plt, self.cache, self._update = decide_src_plt_cache_update(pvname)
-        self.plt = Frame(plt)
+        self.src, plt, cache, self._update = decide_src_plt_cache_update(pvname)
+        self.cache = cache
+        self.plt = plt
+        self.frm = frm = Frame(plt)
 
-        self.plt.cfg_ti_cache_size.value = str(self.cache.size)
-        self.plt.cfg_ti_cache_size.on_change("value", self.do_update_cache_size)
+        self.frm.cfg_ti_cache_size.value = str(cache.size)
+        self.frm.cfg_ti_cache_size.on_change("value", self.do_update_cache_size)
 
 
     def do_update_cache_size(self, attr, old, new):
         print(f"CB Update cache size: attribute \"{attr}\" changed from \"{old}\" to \"{new}\"")
         self.cache.set_size(int(new))
-        self.plt.cfg_ti_cache_size.value = str(self.cache.size)
+        self.frm.cfg_ti_cache_size.value = str(self.cache.size)
 
 
     def update(self):

director.py

@@ -64,9 +64,9 @@ class Director:
     def add_actor(self, a, container):
         print("Add:", a)
         print("Connect close button")
-        a.plt.on_click_close(lambda: self.remove_actor(a, container))
+        a.frm.on_click_close(lambda: self.remove_actor(a, container))
         print("Add plot")
-        container.append(a.plt)
+        container.append(a.frm)
         print("Add update")
         self.updates.append(a.update)
 
@@ -76,7 +76,7 @@ class Director:
         print("Remove update")
         self.updates.remove(a.update)
         print("Remove plot")
-        container.remove(a.plt)
+        container.remove(a.frm)
 
 
 

frame.py

@@ -12,7 +12,7 @@ class Frame(Column):
 
     def __init__(self, plt):
         self.plt = plt
-        self.set = plt.set # make frame act like contained plot
+#        self.set = plt.set # make frame act like contained plot
 
         name = plt.name
         inner_fig = plt.layout