col.pack_end(rend, expand=cell[3].get("expand",True))
                        # apply attributes
                        for attr,val in list(cell[3].items()):
                            col.add_attribute(rend, attr, val)
                        # next
                        datapos += 1

                        __print__(dbg.INFO, cell)
                    # add column to treeview
                    widget.append_column(col)
                # finalize widget
                widget.set_search_column(5)   #??
                widget.set_search_column(4)   #??
                widget.set_search_column(3)   #??
                widget.set_search_column(2)   #??

                if (not rowmap):
                    for desc in datamap:
                        for var in xrange(2, len(desc)):
                            vartypes.append(desc[var][1])  # content types
                            rowmap.append(desc[var][0])    # dict{} column keys in entries[] list
                # create gtk array storage
                ls = gtk.ListStore(*vartypes)   # could be a TreeStore, too
                __print__(dbg.UI, vartypes)
                __print__(dbg.DATA, rowmap)

                # prepare for missing values, and special variable types
                defaults = {
                    str: "",
                    unicode: "",
                    bool: False,
                    int: 0,
                    gtk.gdk.Pixbuf: empty_pixbuf
                }
                if gtk.gdk.Pixbuf in vartypes:
                    pix_entry = vartypes.index(gtk.gdk.Pixbuf) 
                
                # sort data into gtk liststore array
                for row in entries:

                    # defaults
                    row["deleted"] = 0
                    row["search_col"] = "#ffffff"
                    row["search_set"] = 0

                    # generate ordered list from dictionary, using rowmap association
                    row = [   row.get( skey , defaults[vartypes[i]] )   for i,skey   in enumerate(rowmap)   ]

                    # autotransform string -> gtk image object
                    if (pix_entry and type(row[pix_entry]) == str):
                        row[pix_entry] = (  gtk.gdk.pixbuf_new_from_file(row[pix_entry])  if  os.path.exists(row[pix_entry])  else  defaults[gtk.gdk.Pixbuf]  )

    Thread.stop = lambda self: None

# add library path
sys.path.insert(0, "/usr/share/streamtuner2")   # pre-defined directory for modules
sys.path.insert(0, ".")   # pre-defined directory for modules

# gtk modules
from mygtk import pygtk, gtk, gobject, ui_file, mygtk, ver as GTK_VER

# custom modules
from config import conf   # initializes itself, so all conf.vars are available right away
from config import __print__, dbg
import ahttp
import action  # needs workaround... (action.main=main)
from channels import *

# right click in streams/stations TreeView
def station_context_menu(treeview, event):
            # right-click ?
            if event.button >= 3:
                path = treeview.get_path_at_pos(int(event.x), int(event.y))[0]
                treeview.grab_focus()
                treeview.set_cursor(path, None, False)
                if GTK_VER == 2:
                    main.streamactions.popup(None, None, None, event.button, event.time)
                else:
                    main.streamactions.popup(None, None, None, None, event.button, event.time)
                return None
            # we need to pass on to normal left-button signal handler
            else:
                return False
# this works better as callback function than as class - because of False/Object result for event trigger




# encapsulates references to gtk objects AND properties in main window
class auxiliary_window(object):
        def __getattr__(self, name):
            if name in main.__dict__:
                return main.__dict__[name]
            elif name in StreamTunerTwo.__dict__:
                return StreamTunerTwo.__dict__[name]
            else:
                return main.get_widget(name)
""" allows to use self. and main. almost interchangably """