gramps/gramps2/src/Marriage.py

#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000-2005  Donald N. Allingham
#
# This program is free software; you can redistribute it and/or modiy
# 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
#

# $Id$

#-------------------------------------------------------------------------
#
# Python modules
#
#-------------------------------------------------------------------------
import cPickle as pickle
from gettext import gettext as _
import sets

#-------------------------------------------------------------------------
#
# GTK/Gnome modules
#
#-------------------------------------------------------------------------
import gtk
import gtk.gdk
import gtk.glade
import gnome

#-------------------------------------------------------------------------
#
# gramps modules
#
#-------------------------------------------------------------------------

import const
import Utils
import AutoComp
import ListModel
import ListBox
import RelLib
import ImageSelect
import DateHandler
import Sources
import GrampsKeys
import NameDisplay
import Date
import DateEdit
import DateHandler
import Spell

from QuestionDialog import QuestionDialog, WarningDialog, SaveDialog
from DdTargets import DdTargets

#-------------------------------------------------------------------------
#
# Globals
#
#-------------------------------------------------------------------------
_temple_names = const.lds_temple_codes.keys()
_temple_names.sort()
_temple_names = [""] + _temple_names


#-------------------------------------------------------------------------
#
# Marriage class
#
#-------------------------------------------------------------------------
class Marriage:

    def __init__(self,parent,family,db):
        """Initializes the Marriage class, and displays the window"""
        family_handle = family.get_handle()
        # UGLY HACK to refresh faimly object from handle if that exists
        # done to ensure that the family object is not stale, as it could
        # have been changed by something external (merge, tool, etc).
        if family_handle:
            family = db.get_family_from_handle(family_handle)
        self.family = family
        self.parent = parent
        if self.parent.child_windows.has_key(family_handle):
            self.parent.child_windows[family_handle].present(None)
            return
        self.child_windows = {}
        self.db = db
        self.path = db.get_save_path()
        self.pmap = {}
        self.dp = DateHandler.parser

        if family:
            self.srcreflist = family.get_source_references()
        else:
            self.srcreflist = []

        for key in db.get_place_handles():
            p = db.get_place_from_handle(key).get_display_info()
            self.pmap[p[0]] = key

        self.top = gtk.glade.XML(const.marriageFile,"marriageEditor","gramps")
        self.window = self.get_widget("marriageEditor")

        Utils.set_titles(self.window, self.top.get_widget('title'),
                         _('Marriage/Relationship Editor'))
        
        self.icon_list = self.get_widget('iconlist')
        self.gallery = ImageSelect.Gallery(family, self.db.commit_family,
                                           self.path, self.icon_list, db, self)

        self.top.signal_autoconnect({
            "destroy_passed_object" : self.on_cancel_edit,
            "on_help_marriage_editor" : self.on_help_clicked,
            "on_up_clicked" : self.on_up_clicked,
            "on_down_clicked" : self.on_down_clicked,
            "on_addphoto_clicked" : self.gallery.on_add_media_clicked,
            "on_selectphoto_clicked" : self.gallery.on_select_media_clicked,
            "on_close_marriage_editor" : self.on_close_marriage_editor,
            "on_lds_src_clicked" : self.lds_src_clicked,
            "on_lds_note_clicked" : self.lds_note_clicked,
            "on_deletephoto_clicked" : self.gallery.on_delete_media_clicked,
            "on_edit_photo_clicked" : self.gallery.on_edit_media_clicked,
            "on_edit_properties_clicked": self.gallery.popup_change_description,
            "on_switch_page" : self.on_switch_page
            })


        mode = not self.db.readonly

        fid = family.get_father_handle()
        mid = family.get_mother_handle()

        father = self.db.get_person_from_handle(fid)
        mother = self.db.get_person_from_handle(mid)
        
        self.title = _("%s and %s") % (NameDisplay.displayer.display(father),
                                       NameDisplay.displayer.display(mother))

        Utils.set_title_label(self.top,self.title)
        
        self.event_ref_list = self.get_widget("marriageEventList")

        if gtk.gdk.screen_height() > 700:
            self.event_ref_list.set_size_request(500,250)
        else:
            self.event_ref_list.set_size_request(500,-1)

        # widgets
        self.complete = self.get_widget('complete')
        self.complete.set_sensitive(mode)
        self.type_field  = self.get_widget("marriage_type")
        self.type_field.set_sensitive(mode)
        self.notes_field = self.get_widget("marriageNotes")
        self.notes_field.set_editable(mode)
        self.spell = Spell.Spell(self.notes_field)
        self.gid = self.get_widget("gid")
        self.gid.set_editable(mode)
        self.attr_list = self.get_widget("attr_list")
        event_add_btn = self.get_widget("marriage_add")
        event_edit_btn = self.get_widget("marriage_edit")
        event_delete_btn = self.get_widget("marriage_del")
        event_sel_btn = self.get_widget("marriage_sel")
        attr_add_btn = self.get_widget("attr_add")
        attr_edit_btn = self.get_widget("attr_edit")
        attr_del_btn = self.get_widget("attr_del")
        self.lds_date = self.get_widget("lds_date")
        self.lds_date.set_editable(mode)
        self.lds_date_led = self.get_widget("lds_date_stat")
        self.lds_date_led.set_sensitive(mode)
        self.lds_temple = self.get_widget("lds_temple")
        self.lds_temple.set_sensitive(mode)
        self.lds_status = self.get_widget("lds_status")
        self.lds_status.set_sensitive(mode)
        self.lds_place = self.get_widget("lds_place")
        self.lds_place.set_sensitive(mode)
        self.slist = self.get_widget("slist")
        self.sources_label = self.get_widget("sourcesMarriage")
        self.gallery_label = self.get_widget("galleryMarriage")
        self.sources_label = self.get_widget("sourcesMarriage")
        self.events_label = self.get_widget("eventsMarriage")
        self.attr_label = self.get_widget("attrMarriage")
        self.notes_label = self.get_widget("notesMarriage")
        self.lds_label = self.get_widget("ldsMarriage")

        self.flowed = self.get_widget("mar_flowed")
        self.flowed.set_sensitive(mode)
        self.preform = self.get_widget("mar_preform")
        self.preform.set_sensitive(mode)

        self.alist = family.get_attribute_list()[:]
        self.lists_changed = 0

        self.get_widget('changed').set_text(family.get_change_display())

        # set initial data
        self.gallery.load_images()

        # event display
        self.event_box = ListBox.EventListBox(
            self, family, self.event_ref_list, self.events_label,
            [event_add_btn,event_edit_btn,event_delete_btn,event_sel_btn])
        self.event_box.redraw()

        self.type_selector = AutoComp.StandardCustomSelector( \
            Utils.family_relations,self.type_field,
            RelLib.Family.CUSTOM,RelLib.Name.MARRIED)

        frel = family.get_relationship()
        self.type_selector.set_values(frel)

        # attribute display
        self.attr_box = ListBox.AttrListBox(
            self, family, self.attr_list, self.attr_label,
            [attr_add_btn,attr_edit_btn,attr_del_btn])
        self.attr_box.redraw()

        self.gid.set_text(family.get_gramps_id())


        place_list = self.pmap.keys()
        place_list.sort()
        AutoComp.fill_combo(self.lds_place, place_list)

        lds_ord = self.family.get_lds_sealing()
        if lds_ord:
            place_handle = lds_ord.get_place_handle()
            if place_handle:
                place = self.db.get_place_from_handle( place_handle)
                if place:
                    self.lds_place.child.set_text( place.get_title())
            self.lds_date.set_text(DateHandler.get_date(lds_ord))
            self.seal_stat = lds_ord.get_status()
            self.lds_date_object = lds_ord.get_date_object()
        else:
            self.lds_place.child.set_text("")
            self.seal_stat = 0
            self.lds_date_object = Date.Date()

        self.lds_date_check = DateEdit.DateEdit(
            self.lds_date_object, self.lds_date,
            self.lds_date_led, self.window)

        if self.family.get_complete_flag():
            self.complete.set_active(1)

        self.lds_field(lds_ord,self.lds_temple)

        self.build_seal_menu()

        if lds_ord:
            Utils.bold_label(self.lds_label)
        else:
            Utils.unbold_label(self.lds_label)
        
        #self.event_list.drag_dest_set(gtk.DEST_DEFAULT_ALL,
        #                              [DdTargets.FAMILY_EVENT.target()],
        #                              gtk.gdk.ACTION_COPY)
        #self.event_list.drag_source_set(gtk.gdk.BUTTON1_MASK,
        #                                [DdTargets.FAMILY_EVENT.target()],
        #                                gtk.gdk.ACTION_COPY)
        #self.event_list.connect('drag_data_get',
        #                        self.ev_source_drag_data_get)
        #self.event_list.connect('drag_data_received',
        #                        self.ev_dest_drag_data_received)
        #self.event_list.connect('drag_begin', self.ev_drag_begin)

        #self.attr_list.drag_dest_set(gtk.DEST_DEFAULT_ALL,
        #                             [DdTargets.FAMILY_ATTRIBUTE.target()],
        #                             gtk.gdk.ACTION_COPY)
        #self.attr_list.drag_source_set(gtk.gdk.BUTTON1_MASK,
        #                               [DdTargets.FAMILY_ATTRIBUTE.target()],
        #                               gtk.gdk.ACTION_COPY)
        #self.attr_list.connect('drag_data_get',
        #                       self.at_source_drag_data_get)
        #self.attr_list.connect('drag_data_received',
        #                       self.at_dest_drag_data_received)
        #self.attr_list.connect('drag_begin', self.at_drag_begin)

        # set notes data
        self.notes_buffer = self.notes_field.get_buffer()
        if family.get_note():
            self.notes_buffer.set_text(family.get_note())
            Utils.bold_label(self.notes_label)
            if family.get_note_format() == 1:
                self.preform.set_active(1)
            else:
                self.flowed.set_active(1)

        self.sourcetab = Sources.SourceTab(
            self.srcreflist, self, self.top, self.window, self.slist,
            self.top.get_widget('add_src'), self.top.get_widget('edit_src'),
            self.top.get_widget('del_src'), self.db.readonly)

        self.add_itself_to_winsmenu()
        self.top.get_widget('ok').set_sensitive(not self.db.readonly)

        self.top.get_widget('marriage_del').set_sensitive(mode)
        self.top.get_widget('marriage_add').set_sensitive(mode)
        self.top.get_widget('attr_del').set_sensitive(mode)
        self.top.get_widget('attr_add').set_sensitive(mode)
        self.top.get_widget('media_del').set_sensitive(mode)
        self.top.get_widget('media_add').set_sensitive(mode)
        self.top.get_widget('media_sel').set_sensitive(mode)
        self.window.show()

    def lds_field(self,lds_ord,combo):

        cell = gtk.CellRendererText()
        combo.pack_start(cell,True)
        combo.add_attribute(cell,'text',0)
        store = gtk.ListStore(str)
        for value in _temple_names:
            node = store.append()
            store.set(node,0,unicode(value))
        combo.set_model(store)

        if lds_ord:
            temple_code = const.lds_temple_to_abrev.get(lds_ord.get_temple(),"")
            index = _temple_names.index(temple_code)
        else:
            index = 0
        combo.set_active(index)

    def close_child_windows(self):
        for child_window in self.child_windows.values():
            child_window.close(None)
        self.child_windows = {}

    def close(self):
        self.gallery.close()
        self.close_child_windows()
        self.remove_itself_from_winsmenu()
        self.window.destroy()

    def add_itself_to_winsmenu(self):
        self.parent.child_windows[self.family.get_handle()] = self
        win_menu_label = self.title
        if not win_menu_label.strip():
            win_menu_label = _("New Relationship")
        self.win_menu_item = gtk.MenuItem(win_menu_label)
        self.win_menu_item.set_submenu(gtk.Menu())
        self.win_menu_item.show()
        self.parent.winsmenu.append(self.win_menu_item)
        self.winsmenu = self.win_menu_item.get_submenu()
        self.menu_item = gtk.MenuItem(_('Marriage/Relationship Editor'))
        self.menu_item.connect("activate",self.present)
        self.menu_item.show()
        self.winsmenu.append(self.menu_item)

    def remove_itself_from_winsmenu(self):
        del self.parent.child_windows[self.family.get_handle()]
        self.menu_item.destroy()
        self.winsmenu.destroy()
        self.win_menu_item.destroy()

    def present(self,obj):
        self.window.present()

    def on_help_clicked(self,obj):
        """Display the relevant portion of GRAMPS manual"""
        gnome.help_display('gramps-manual','adv-rel')

    def ev_drag_begin(self, context, a):
        return

    def at_drag_begin(self, context, a):
        return

    def build_seal_menu(self):
        cell = gtk.CellRendererText()
        self.lds_status.pack_start(cell,True)
        self.lds_status.add_attribute(cell,'text',0)

        store = gtk.ListStore(str)
        for val in const.lds_ssealing:
            store.append(row=[val])
        self.lds_status.set_model(store)
        self.lds_status.connect('changed',self.set_lds_seal)
        self.lds_status.set_active(self.seal_stat)

    def set_lds_seal(self,obj):
        self.seal_stat = obj.get_active()

    def lds_src_clicked(self,obj):
        lds_ord = self.family.get_lds_sealing()
        if lds_ord == None:
            lds_ord = RelLib.LdsOrd()
            self.family.set_lds_sealing(lds_ord)
        Sources.SourceSelector(lds_ord.get_source_references(),self,self.window)

    def lds_note_clicked(self,obj):
        import NoteEdit
        lds_ord = self.family.get_lds_sealing()
        if lds_ord == None:
            lds_ord = RelLib.LdsOrd()
            self.family.set_lds_sealing(lds_ord)
        NoteEdit.NoteEditor(lds_ord,self,self.window,readonly=self.db.readonly)

    def on_up_clicked(self,obj):
        model,node = self.etree.get_selected()
        if not node:
            return
        
        row = self.etree.get_row(node)
        if row != 0:
            self.etree.select_row(row-1)

    def on_down_clicked(self,obj):
        model,node = self.etree.get_selected()
        if not node:
            return

        row = self.etree.get_row(node)
        self.etree.select_row(row+1)

    def on_attr_up_clicked(self,obj):
        model,node = self.atree.get_selected()
        if not node:
            return
        
        row = self.atree.get_row(node)
        if row != 0:
            self.atree.select_row(row-1)

    def on_attr_down_clicked(self,obj):
        model,node = self.atree.get_selected()
        if not node:
            return

        row = self.atree.get_row(node)
        self.atree.select_row(row+1)

    def ev_dest_drag_data_received(self,widget,context,x,y,selection_data,info,time):
        row = self.etree.get_row_at(x,y)
        if selection_data and selection_data.data:
            exec 'data = %s' % selection_data.data
            exec 'mytype = "%s"' % data[0]
            exec 'family = "%s"' % data[1]
            
            if mytype != DdTargets.FAMILY_EVENT.drag_type:
                return

            foo = pickle.loads(data[2]);
            
            if family == self.family.get_handle() and \
                   foo.get_handle() in [ref.ref for ref in self.ereflist]:
                self.move_element(self.ereflist,self.etree.get_selected_row(),
                                  row)
            else:
                for src in foo.get_source_references():
                    base_handle = src.get_base_handle()
                    newbase = self.db.get_source_from_handle(base_handle)
                    src.set_base_handle(newbase.get_handle())
                place = foo.get_place_handle()
                if place:
                    foo.set_place_handle(
                        self.db.get_place_from_handle(place.get_handle()).get_handle())
                eref = RelLib.EventRef()
                eref.set_ref = foo.get_handle()
                eref.set_role(RelLib.EventRef.PRIMARY,
                              Utils.event_roles(RelLib.EventRef.PRIMARY))

                self.ereflist.insert(row,)

            self.lists_changed = 1
            self.redraw_event_list()

    def ev_source_drag_data_get(self,widget, context, selection_data, info, time):
        ev = self.etree.get_selected_objects()
        
        bits_per = 8; # we're going to pass a string
        pickled = pickle.dumps(ev[0]);
        data = str((DdTargets.FAMILY_EVENT.drag_type,
                    self.family.get_handle(),pickled));
        selection_data.set(selection_data.target, bits_per, data)

    def at_dest_drag_data_received(self,widget,context,x,y,selection_data,info,time):
        row = self.atree.get_row_at(x,y)
        if selection_data and selection_data.data:
            exec 'data = %s' % selection_data.data
            exec 'mytype = "%s"' % data[0]
            exec 'family = "%s"' % data[1]
            
            if mytype != DdTargets.FAMILY_ATTRIBUTE.drag_type:
                return
            
            foo = pickle.loads(data[2]);
            
            if family == self.family.get_handle() and \
                   foo in self.alist:
                self.move_element(self.alist,self.atree.get_selected_row(),row)
            else:
                foo = pickle.loads(data[2]);
                for src in foo.get_source_references():
                    base_handle = src.get_base_handle()
                    newbase = self.db.get_source_from_handle(base_handle)
                    src.set_base_handle(newbase.get_handle())
                self.alist.insert(row,foo)

            self.lists_changed = 1
            self.redraw_attr_list()

    def at_source_drag_data_get(self,widget, context, selection_data, info, time):
        ev = self.atree.get_selected_objects()

        bits_per = 8; # we're going to pass a string
        pickled = pickle.dumps(ev[0]);
        data = str((DdTargets.FAMILY_ATTRIBUTE.drag_type,
                    self.family.get_handle(),pickled));
        selection_data.set(selection_data.target, bits_per, data)

    def update_lists(self):
        eref_list = [event_ref for (event_ref,event) in self.event_box.data]
        self.family.set_event_ref_list(eref_list)
        self.family.set_attribute_list(self.attr_box.data)

    def attr_edit_callback(self,attr):
        self.redraw_attr_list()
        self.atree.select_iter(self.amap[str(attr)])

    def redraw_attr_list(self):
        self.atree.clear()
        self.amap = {}
        for attr in self.alist:
            d = [const.display_fattr(attr.get_type()),attr.get_value()]
            node = self.atree.add(d,attr)
            self.amap[str(attr)] = node
        if self.alist:
            self.atree.select_row(0)
            Utils.bold_label(self.attr_label)
        else:
            Utils.unbold_label(self.attr_label)

    def redraw_event_list(self):
        self.etree.clear()
        self.emap = {}
        for event_ref in self.ereflist:
            if not event_ref:
                continue
            event = self.db.get_event_from_handle(event_ref.ref)
            place_handle = event.get_place_handle()
            
            if place_handle:
                place_name = self.db.get_place_from_handle(place_handle).get_title()
            else:
                place_name = ""
            node = self.etree.add([event.get_type()[1],
                                   event.get_quote_date(),place_name],event)
            self.emap[str(event)] = node
        if self.ereflist:
            self.etree.select_row(0)
            Utils.bold_label(self.events_label)
        else:
            Utils.unbold_label(self.events_label)

    def get_widget(self,name):
        return self.top.get_widget(name)

    def did_data_change(self):
        changed = 0
        if self.type_selector.get_values() != self.family.get_relationship():
            changed = 1

        if self.complete.get_active() != self.family.get_complete_flag():
            changed = 1

        text = unicode(self.notes_buffer.get_text(self.notes_buffer.get_start_iter(),
                                  self.notes_buffer.get_end_iter(),False))
        format = self.preform.get_active()

        if text != self.family.get_note():
            changed = 1
        if format != self.family.get_note_format():
            changed = 1
        
        if self.lists_changed:
            changed = 1

        idval = unicode(self.gid.get_text())
        if idval == "":
            idval = None
        if self.family.get_gramps_id() != idval:
            changed = 1

        date = unicode(self.lds_date.get_text())
        try:
            temple = _temple_names[self.lds_temple.get_active()]
        except:
            temple = ""

        place = self.get_place(0)
        
        lds_ord = self.family.get_lds_sealing()
        if not lds_ord:
            if date or temple or place or self.seal_stat:
                changed = 1
        else:
            d = self.dp.parse(date)
            if d.is_equal(lds_ord.get_date_object()) or \
               lds_ord.get_temple() != temple or \
               (place and lds_ord.get_place_handle() != place.get_handle()) or \
               lds_ord.get_status() != self.seal_stat:
                changed = 1

        return changed

    def cancel_callback(self):
        self.close()

    def on_cancel_edit(self,obj):
        if self.did_data_change() and not GrampsKeys.get_dont_ask():
            SaveDialog(_('Save Changes?'),
                       _('If you close without saving, the changes you '
                         'have made will be lost'),
                       self.cancel_callback,
                       self.save)
        else:
            self.close()

    def save(self):
        self.on_close_marriage_editor(None)

    def on_delete_event(self,obj,b):
        if self.did_data_change() and not GrampsKeys.get_dont_ask():
            SaveDialog(_('Save Changes?'),
                       _('If you close without saving, the changes you '
                         'have made will be lost'),
                       self.cancel_callback,
                       self.save)
            return True
        else:
            self.close()
            return False

    def on_close_marriage_editor(self,*obj):

        trans = self.db.transaction_begin()

        idval = unicode(self.gid.get_text())
        family = self.family
        if idval != family.get_gramps_id():
            if not self.db.get_family_from_gramps_id(idval):
                family.set_gramps_id(idval)
            else:
                WarningDialog(_("GRAMPS ID value was not changed."),
                              _('The GRAMPS ID that you chose for this '
                                'relationship is already being used.'))

        relation = self.type_selector.get_values()
        father = self.family.get_father_handle()
        mother = self.family.get_mother_handle()
        if father and mother:
            if relation != self.family.get_relationship():
                self.family.set_relationship(relation)

        text = unicode(self.notes_buffer.get_text(self.notes_buffer.get_start_iter(),
                                  self.notes_buffer.get_end_iter(),False))
        if text != self.family.get_note():
            self.family.set_note(text)

        format = self.preform.get_active()
        if format != self.family.get_note_format():
            self.family.set_note_format(format)

        if self.complete.get_active() != self.family.get_complete_flag():
            self.family.set_complete_flag(self.complete.get_active())

        date = unicode(self.lds_date.get_text())
        try:
            temple = _temple_names[self.lds_temple.get_active()]
        except:
            temple = ""
        place = self.get_place(1,trans)

        lds_ord = self.family.get_lds_sealing()
        if not lds_ord:
            if date or temple or place or self.seal_stat:
                lds_ord = RelLib.LdsOrd()
                DateHandler.set_date(lds_ord,date)
                temple_code = const.lds_temple_codes.get(temple,"")
                lds_ord.set_temple(temple_code)
                lds_ord.set_status(self.seal_stat)
                lds_ord.set_place_handle(place)
                self.family.set_lds_sealing(lds_ord)
        else:
            d = self.dp.parse(date)
            if d.is_equal(lds_ord.get_date_object()):
                lds_ord.set_date_object(d)
            temple_code = const.lds_temple_codes.get(temple,"")
            if lds_ord.get_temple() != temple_code:
                lds_ord.set_temple(temple_code)
            if lds_ord.get_status() != self.seal_stat:
                lds_ord.set_status(self.seal_stat)
            if place and lds_ord.get_place_handle() != place.get_handle():
                lds_ord.set_place_handle(place.get_handle())

        if self.lists_changed:
            self.family.set_source_reference_list(self.srcreflist)

        self.update_lists()

        for (event_ref,event) in self.event_box.get_changed_objects():
            self.db.commit_event(event,trans)

        self.db.commit_family(self.family,trans)
        self.db.transaction_commit(trans,_("Edit Marriage"))

        self.close()

    def event_edit_callback(self,data):
        """Birth and death events may not be in the map"""
        self.event_box.edit_callback(data)

    def on_add_clicked(self,*obj):
        import EventEdit
        EventEdit.EventRefEditor(None,None,self.family,self.db,
                                 self.event_box.edit_callback,self)

    def on_event_update_clicked(self,obj):
        import EventEdit
        model,node = self.etree.get_selected()
        if not node:
            return
        event = self.etree.get_object(node)
        name = Utils.family_name(self.family,self.db)
        EventEdit.EventRefEditor(
            self, name, Utils.family_events,event,
            None, 0, self.event_edit_callback, None, self.db.readonly)

    def on_delete_clicked(self,obj):
        if Utils.delete_selected(obj,self.ereflist):
            self.lists_changed = 1
            self.redraw_event_list()

    def on_select_row(self,obj):
        
        model,node = self.etree.get_selected()
        if not node:
            return
        event = self.etree.get_object(node)
    
        self.date_field.set_text(DateHandler.get_date(event))
        place_handle = event.get_place_handle()
        if place_handle:
            place_name = self.db.get_place_from_handle(place_handle).get_title()
        else:
            place_name = u""
        self.place_field.set_text(place_name)
        self.cause_field.set_text(event.get_cause())
        self.name_field.set_label(event.get_type()[1])
        if len(event.get_source_references()) > 0:
            psrc_ref = event.get_source_references()[0]
            psrc_id = psrc_ref.get_base_handle()
            psrc = self.db.get_source_from_handle(psrc_id)
            self.event_src_field.set_text(psrc.get_title())
            self.event_conf_field.set_text(const.confidence[psrc_ref.get_confidence_level()])
        else:
            self.event_src_field.set_text('')
            self.event_conf_field.set_text('')
        self.descr_field.set_text(event.get_description())

    def on_attr_list_select_row(self,obj):
        model,node = self.atree.get_selected()
        if not node:
            return
        attr = self.atree.get_object(node)

        self.attr_type.set_label(const.display_fattr(attr.get_type()))
        self.attr_value.set_text(attr.get_value())
        if len(attr.get_source_references()) > 0:
            psrc_ref = attr.get_source_references()[0]
            psrc_id = psrc_ref.get_base_handle()
            psrc = self.db.get_source_from_handle(psrc_id)
            self.attr_src_field.set_text(psrc.get_title())
            self.attr_conf_field.set_text(const.confidence[psrc_ref.get_confidence_level()])
        else:
            self.attr_src_field.set_text('')
            self.attr_conf_field.set_text('')

    def on_update_attr_clicked(self,obj):
        import AttrEdit
        model,node = self.atree.get_selected()
        if not node:
            return

        attr = self.atree.get_object(node)

        father_handle = self.family.get_father_handle()
        mother_handle = self.family.get_mother_handle()
        father = self.db.get_person_from_handle(father_handle)
        mother = self.db.get_person_from_handle(mother_handle)
        if father and mother:
            name = _("%s and %s") % (
                NameDisplay.displayer.display(father),
                NameDisplay.displayer.display(mother))
        elif father:
            name = NameDisplay.displayer.display(father)
        else:
            name = NameDisplay.displayer.display(mother)
        attr_list = list(sets.Set(const.familyAttributes + self.db.get_family_attribute_types()))
        AttrEdit.AttributeEditor(
            self, attr, name, attr_list, self.attr_edit_callback, self.window)

    def on_delete_attr_clicked(self,obj):
        if Utils.delete_selected(obj,self.alist):
            self.lists_changed = 1
            self.redraw_attr_list()

    def on_add_attr_clicked(self,obj):
        import AttrEdit
        father_handle = self.family.get_father_handle()
        mother_handle = self.family.get_mother_handle()
        father = self.db.get_person_from_handle(father_handle)
        mother = self.db.get_person_from_handle(mother_handle)
        if father and mother:
            name = _("%s and %s") % (
                NameDisplay.displayer.display(father),
                NameDisplay.displayer.display(mother))
        elif father:
            name = NameDisplay.displayer.display(father)
        else:
            name = NameDisplay.displayer.display(mother)
        attr_list = list(sets.Set(const.familyAttributes + self.db.get_family_attribute_types()))
        AttrEdit.AttributeEditor(
            self, None, name, attr_list, self.attr_edit_callback, self.window)

    def move_element(self,list,src,dest):
        if src == -1:
            return
        obj = list[src]
        list.remove(obj)
        list.insert(dest,obj)

    def on_switch_page(self,obj,a,page):
        if page == 0:
            self.event_box.redraw()
        elif page == 1:
            self.attr_box.redraw()
        text = unicode(self.notes_buffer.get_text(self.notes_buffer.get_start_iter(),
                                self.notes_buffer.get_end_iter(),False))
        if text:
            Utils.bold_label(self.notes_label)
        else:
            Utils.unbold_label(self.notes_label)

        date = unicode(self.lds_date.get_text())

        try:
            temple = _temple_names[self.lds_temple.get_active()]
        except:
            temple = ""
        
        if date or temple:
            Utils.bold_label(self.lds_label)
        else:
            Utils.unbold_label(self.lds_label)

    def get_place(self,makenew,trans=None):
        field = self.lds_place.child
        text = unicode(field.get_text()).strip()
        if text:
            if self.pmap.has_key(text):
                return self.db.get_place_from_handle(self.pmap[text])
            elif makenew:
                place = RelLib.Place()
                place.set_title(text)
                self.db.add_place(place,trans)
                self.pmap[text] = place.get_handle()
                return place
            else:
                return None
        else:
            return None