Index: channels/__init__.py
==================================================================
--- channels/__init__.py
+++ channels/__init__.py
@@ -68,10 +68,13 @@
 
     # gui + data
     streams = {}      # Station list dict, associates each genre to a list of stream rows
     gtk_list = None   # Gtk widget for station treeview
     gtk_cat = None    # Gtk widget for category columns
+    _ls = None        # ListStore for station treeview
+    _rowmap = None    # Preserve streams-datamap
+    _pix_entry = None # ListStore entry that contains favicon
 
     # mapping of stream{} data into gtk treeview/treestore representation
     datamap = [
        # coltitle   width	[ datasrc key, type, renderer, attrs ]	[cellrenderer2], ...
        ["",		20,	["state",	str,  "pixbuf",	{}],	],
@@ -154,22 +157,19 @@
 
         # update column names
         for field,title in list(self.titles.items()):
             self.update_datamap(field, title=title)
         
-        # prepare stream list
-        if (not self.rowmap):
-            for row in self.datamap:
-                for x in range(2, len(row)):
-                    self.rowmap.append(row[x][0])
-
         # Initialize stations TreeView
-        uikit.columns(self.gtk_list, self.datamap, [])
+        self.columns([])
         
         # add to main menu
         uikit.add_menu([parent.channelmenuitems], self.meta["title"], lambda w: parent.channel_switch_by_name(self.module) or 1)
 
+    # Just wraps uikit.columns() to retain liststore, rowmap and pix_entry
+    def columns(self, entries=None, pix_entry=False, typecast=0):
+        self._ls, self._rowmap, self._pix_entry = uikit.columns(self.gtk_list, self.datamap, entries)
 
     # Statusbar stub (defers to parent/main window, if in GUI mode)
     def status(self, *args, **kw):
         if self.parent: self.parent.status(*args, **kw)
         else: log.INFO("status():", *v)
@@ -322,11 +322,11 @@
                 log.INFO("Oooops, parser returned nothing for category " + category)
                 
         # Update treeview/model (if category is still selected)
         if self.current == category:
             log.UI("load() → uikit.columns({}.streams[{}])".format(self.module, category), [inspect.stack()[x][3] for x in range(1,5)])
-            uikit.do(uikit.columns, self.gtk_list, self.datamap, self.prepare(self.streams[category]))
+            uikit.do(self.columns, self.prepare(self.streams[category]))
             if y:
                 uikit.do(self.gtk_list.scroll_to_point, 0, y + 1)   # scroll to previous position, +1 px, because
                 # somehow Gtk.TreeView else stumbles over itself when scrolling to the same position the 2nd time
 
         # unset statusbar
@@ -341,11 +341,11 @@
     # called occasionally while retrieving and parsing
     def update_streams_partially_done(self, entries):
         if gtk_ver == 3 and not conf.nothreads:
             pass
         else:  # kills Gtk3 too easily
-            uikit.do(uikit.columns, self.gtk_list, self.datamap, entries)
+            uikit.do(self.columns, entries)
 
         
     # finds differences in new/old streamlist, marks deleted with flag
     def deleted_streams(self, new, old):
         diff = []