renderer = gtk.CellRendererText()
column = gtk.TreeViewColumn('Blocks', renderer, text=NAME_INDEX)
self.treeview.append_column(column)
+ #setup the search
+ self.treeview.set_enable_search(True)
+ self.treeview.set_search_equal_func(self._handle_search)
#try to enable the tooltips (available in pygtk 2.12 and above)
try: self.treeview.set_tooltip_column(DOC_INDEX)
except: pass
############################################################
## Event Handlers
############################################################
+ def _handle_search(self, model, column, key, iter):
+ #determine which blocks match the search key
+ blocks = self.get_flow_graph().get_parent().get_blocks()
+ matching_blocks = filter(lambda b: key in b.get_key() or key in b.get_name().lower(), blocks)
+ #remove the old search category
+ try: self.treestore.remove(self._categories.pop((self._search_category, )))
+ except (KeyError, AttributeError): pass #nothing to remove
+ #create a search category
+ if not matching_blocks: return
+ self._search_category = 'Search: %s'%key
+ for block in matching_blocks: self.add_block(self._search_category, block)
+ #expand the search category
+ path = self.treestore.get_path(self._categories[(self._search_category, )])
+ self.treeview.collapse_all()
+ self.treeview.expand_row(path, open_all=False)
+
def _handle_drag_get_data(self, widget, drag_context, selection_data, info, time):
"""
Handle a drag and drop by setting the key to the selection object.