gramps/src/Filter.py
Don Allingham 1e89380047 Removed unneeded pygtk calls
svn: r1210
2002-11-27 05:56:23 +00:00

143 lines
4.0 KiB
Python

#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000 Donald N. Allingham
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
#-------------------------------------------------------------------------
#
# Standard python modules
#
#-------------------------------------------------------------------------
import re
import os
import sys
import gtk
from intl import gettext as _
#-------------------------------------------------------------------------
#
# Base filter class
#
#-------------------------------------------------------------------------
class Filter:
def __init__(self,text):
self.text = text
self.invert = 0
def get_text(self):
return self.text
def get_invert(self):
return self.invert
def set_invert(self,invert):
self.invert = invert
def compare(self,person):
val = self.match(person)
if self.invert:
return not val
else:
return val
def get_name(self):
return str(self.__class__)
def match(self,person):
return 1
#-------------------------------------------------------------------------
#
#
#
#-------------------------------------------------------------------------
_filter_list = [(Filter, _("All people"), 0, _("Qualifier"))]
_filter2class = {}
_filter2descr = {}
def register_filter(class_name, description=None, qualifier=0, label=None):
name = str(class_name)
if label == None:
label = _("Qualifier")
if description == None:
description = _("No description")
_filter2class[name] = class_name
_filter2descr[name] = description
_filter_list.append((class_name,description,qualifier,label))
def get_filter_description(name):
if _filter2descr.has_key(name):
return _filter2descr[name]
else:
return ""
def make_filter_from_name(name,qualifier,invert):
a = _filter2class[name](qualifier)
a.set_invert(invert)
return a
#-------------------------------------------------------------------------
#
# load_filters - loads all filters in the specfied directory. Assumes
# that the filters will register themselves
#
#-------------------------------------------------------------------------
def load_filters(dir):
pymod = re.compile(r"^(.*)\.py$")
if not os.path.isdir(dir):
return
sys.path.append(dir)
for file in os.listdir(dir):
name = os.path.split(file)
match = pymod.match(name[1])
if match:
plugin = match.groups()[0]
try:
__import__(plugin)
except:
print _("Failed to load the module: %s") % plugin
import traceback
traceback.print_exc()
#-------------------------------------------------------------------------
#
#
#
#-------------------------------------------------------------------------
def build_filter_menu(callback,fw):
myMenu = gtk.Menu()
for filter in _filter_list:
menuitem = gtk.MenuItem(filter[1])
myMenu.append(menuitem)
menuitem.set_data("filter",fw)
menuitem.set_data("name",filter[1])
menuitem.set_data("function",filter[0])
menuitem.set_data("qual",filter[2])
menuitem.set_data("label",filter[3])
menuitem.connect("activate",callback)
menuitem.show()
return myMenu