if self.datamap == GenericChannel.datamap:
            self.datamap = copy.deepcopy(self.datamap)
        for i,row in enumerate(self.datamap):
            if row[2][0] == search:
                row[0] = title


    # Called on switching genre/category.
    # Either fetches new stream data, or displays list from cache.

    def load(self, category, force=False, y=None):

        # called to early
        if not category:
            print "load(None)"
            return
        self.current = category

        # get data from cache or download
        if force or not category in self.streams:
            log.PROC("load", "update_streams")
            self.status("Updating streams...")
            self.status(-0.1)
            if category == "empty":

  
            else:
                # parse error
                self.status("Category parsed empty.")
                self.streams[category] = self.nothing_found
                log.INFO("Oooops, parser returned nothing for category " + category)
                
        # Update treeview/model (if category is still selected)
        if self.current == category:
            uikit.do(lambda:[
                uikit.columns(self.gtk_list, self.datamap, self.prepare(self.streams[category])),
                y and self.gtk_list.scroll_to_point(0, y)  # scroll to previous position
            ])

        # set pointer

        self.status("")
        self.status(1.0)

        
    # store current streams data
    def save(self):
        conf.save("cache/" + self.module, self.streams, gz=1)

        uikit.tree(self.gtk_cat, self.categories, title="Category", icon=gtk.STOCK_OPEN);

        # if it's a short list of categories, there's probably subfolders
        if len(self.categories) < 20:
            self.gtk_cat.expand_all()
            
        # select any first element
        self.gtk_cat.get_selection().select_path("0") #set_cursor
        self.currentcat()

            
    # selected category
    def currentcat(self):
        (model, iter) = self.gtk_cat.get_selection().get_selected()
        if (type(iter) == gtk.TreeIter):
            self.current = model.get_value(iter, 0)
        return self.current

    
    # Insert/append new station rows - used by importing/drag'n'drop plugins
    def insert_rows(self, rows, y=None):
        streams = self.streams[self.current]
        tv = self.gtk_list
        
        # Inserting at correct row requires deducing index from dnd `y` position
        if y is not None:
            i_pos = (tv.get_path_at_pos(10, y) or [[len(streams) + 1]])[0][0]
            for row in rows:
                streams.insert(i_pos - 1, row)
                i_pos = i_pos + 1
        else:
            streams += rows

        # Now appending to the liststore directly would be even nicer
        y = int(tv.get_vadjustment().get_value())
        uikit.do(self.load, self.current, y=y)





    #--------------------------- actions ---------------------------------

    # Invoke action.play() for current station.