gramps/src/DisplayState.py
Benny Malengier 7f973965e7 2007-11-06 Benny Malengier <benny.malengier@gramps-project.org>
* src/plugins/all_relations.py: refractor, use class
	* src/Relationship.py: further improvements
	* src/plugins/rel_pl.py: rename procedure to avoid conflict
	* src/plugins/rel_it.py: start of changes
	* src/DisplayState.py: use the new method get_one_relation



svn: r9308
2007-11-06 10:44:17 +00:00

429 lines
13 KiB
Python

#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000-2007 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
#
# $Id$
#-------------------------------------------------------------------------
#
# Standard python modules
#
#-------------------------------------------------------------------------
from cStringIO import StringIO
from gettext import gettext as _
#-------------------------------------------------------------------------
#
# set up logging
#
#-------------------------------------------------------------------------
import logging
_LOG = logging.getLogger(".DisplayState")
#-------------------------------------------------------------------------
#
# GNOME python modules
#
#-------------------------------------------------------------------------
import gobject
import gtk
#-------------------------------------------------------------------------
#
# GRAMPS modules
#
#-------------------------------------------------------------------------
import gen.db
import Config
from BasicUtils import name_displayer
import const
import ManagedWindow
from PluginUtils import _PluginMgr
DISABLED = -1
#-------------------------------------------------------------------------
#
# History manager
#
#-------------------------------------------------------------------------
class History(gen.utils.GrampsDBCallback):
""" History manages the objects of a certain type that have been viewed,
with ability to go back, or forward.
When accessing an object, it should be pushed on the History.
"""
__signals__ = {
'changed' : (list, ),
'menu-changed' : (list, ),
}
def __init__(self):
gen.utils.GrampsDBCallback.__init__(self)
self.clear()
def clear(self):
"""
Cleares the history, resetting the values back to their defaults
"""
self.history = []
self.mhistory = []
self.index = -1
self.lock = False
def remove(self, handle, old_id=None):
"""
Removes a handle from the history list
"""
if old_id:
del_id = old_id
else:
del_id = handle
history_count = self.history.count(del_id)
for c in range(history_count):
self.history.remove(del_id)
self.index -= 1
mhc = self.mhistory.count(del_id)
for c in range(mhc):
self.mhistory.remove(del_id)
self.emit('changed', (self.history, ))
self.emit('menu-changed', (self.mhistory, ))
def push(self, handle):
"""
Pushes the handle on the history stack
"""
self.prune()
if len(self.history) == 0 or handle != self.history[-1]:
self.history.append(handle)
if handle in self.mhistory:
self.mhistory.remove(handle)
self.mhistory.append(handle)
self.index += 1
self.emit('menu-changed', (self.mhistory, ))
self.emit('changed', (self.history, ))
def forward(self, step=1):
"""
Moves forward in the history list
"""
self.index += step
handle = self.history[self.index]
if handle not in self.mhistory:
self.mhistory.append(handle)
self.emit('menu-changed', (self.mhistory, ))
return str(self.history[self.index])
def back(self, step=1):
"""
Moves backward in the history list
"""
self.index -= step
try:
handle = self.history[self.index]
if handle not in self.mhistory:
self.mhistory.append(handle)
self.emit('menu-changed', (self.mhistory, ))
return str(self.history[self.index])
except IndexError:
return u""
def present(self):
'''
return the person handle that is now active in the history
'''
try :
if self.history :
return self.history[self.index]
else:
return u""
except IndexError:
return u""
def at_end(self):
"""
returns True if we are at the end of the history list
"""
return self.index+1 == len(self.history)
def at_front(self):
"""
returns True if we are at the front of the history list
"""
return self.index <= 0
def prune(self):
"""
Truncates the history list at the current object.
"""
if not self.at_end():
self.history = self.history[0:self.index+1]
#-------------------------------------------------------------------------
#
# Recent Docs Menu
#
#-------------------------------------------------------------------------
_RCT_TOP = '<ui><menubar name="MenuBar"><menu action="FileMenu"><menu action="OpenRecent">'
_RCT_BTM = '</menu></menu></menubar></ui>'
import RecentFiles
import os
class RecentDocsMenu:
def __init__(self, uistate, state, fileopen):
self.action_group = gtk.ActionGroup('RecentFiles')
self.active = DISABLED
self.uistate = uistate
self.uimanager = uistate.uimanager
self.fileopen = fileopen
self.state = state
def load(self, item):
filename = item.get_path()
self.fileopen(filename)
def build(self):
buf = StringIO()
buf.write(_RCT_TOP)
gramps_rf = RecentFiles.RecentFiles()
count = 0
if self.active != DISABLED:
self.uimanager.remove_ui(self.active)
self.uimanager.remove_action_group(self.action_group)
self.action_group = gtk.ActionGroup('RecentFiles')
self.active = DISABLED
actions = []
rfiles = gramps_rf.gramps_recent_files
rfiles.sort(by_time)
new_menu = gtk.Menu()
for item in rfiles:
try:
title = item.get_name().replace('_', '__')
filename = os.path.basename(item.get_path())
action_id = "RecentMenu%d" % count
buf.write('<menuitem action="%s"/>' % action_id)
actions.append((action_id, None, title, None, None,
make_callback(item, self.load)))
mitem = gtk.MenuItem(title)
mitem.connect('activate', make_callback(item, self.load))
mitem.show()
new_menu.append(mitem)
except RuntimeError:
pass # ignore no longer existing files
count += 1
buf.write(_RCT_BTM)
self.action_group.add_actions(actions)
self.uimanager.insert_action_group(self.action_group, 1)
self.active = self.uimanager.add_ui_from_string(buf.getvalue())
self.uimanager.ensure_update()
buf.close()
new_menu.show()
self.uistate.set_open_recent_menu(new_menu)
def make_callback(val, func):
return lambda x: func(val)
def by_time(first, second):
return cmp(second.get_time(), first.get_time())
from GrampsLogger import RotateHandler
class WarnHandler(RotateHandler):
def __init__(self, capacity, button):
RotateHandler.__init__(self, capacity)
self.setLevel(logging.WARN)
self.button = button
button.on_clicked(self.display)
self.timer = None
def emit(self, record):
if self.timer:
gobject.source_remove(self.timer)
gobject.timeout_add(180*1000, self._clear)
RotateHandler.emit(self, record)
self.button.show()
def _clear(self):
self.button.hide()
self.set_capacity(self._capacity)
self.timer = None
return False
def display(self, obj):
obj.hide()
xml = gtk.glade.XML(const.GLADE_FILE, 'scrollmsg')
top = xml.get_widget('scrollmsg')
msg = xml.get_widget('msg')
buf = msg.get_buffer()
for i in self.get_formatted_log():
buf.insert_at_cursor(i + '\n')
self.set_capacity(self._capacity)
top.run()
top.destroy()
class DisplayState(gen.utils.GrampsDBCallback):
__signals__ = {
'filters-changed' : (str, ),
'filter-name-changed' : (str, unicode, unicode),
'nameformat-changed' : None,
'plugins-reloaded' : (list, list),
}
def __init__(self, window, status, progress, warnbtn, uimanager,
progress_monitor):
self.busy = False
self.uimanager = uimanager
self.progress_monitor = progress_monitor
self.window = window
gen.utils.GrampsDBCallback.__init__(self)
self.status = status
self.status_id = status.get_context_id('GRAMPS')
self.progress = progress
self.phistory = History()
self.gwm = ManagedWindow.GrampsWindowManager(uimanager)
self.widget = None
self.warnbtn = warnbtn
self.last_bar = self.status.insert(min_width=15, ralign=True)
self.set_relationship_class()
formatter = logging.Formatter('%(levelname)s %(name)s: %(message)s')
self.rhandler = WarnHandler(capacity=400, button=warnbtn)
self.rhandler.setFormatter(formatter)
self.rhandler.setLevel(logging.WARNING)
self.log = logging.getLogger()
self.log.addHandler(self.rhandler)
# This call has been moved one level up,
# but this connection is still made!
# self.dbstate.connect('database-changed', self.db_changed)
def set_sensitive(self, state):
self.window.set_sensitive(state)
def db_changed(self, db):
db.connect('long-op-start', self.progress_monitor.add_op)
def set_relationship_class(self):
"""method that rebinds the relationship to the current rel calc
Should be called after load or reload of plugins
"""
self.relationship = _PluginMgr.relationship_class()
def display_relationship(self, dbstate):
default_person = dbstate.db.get_default_person()
active = dbstate.get_active_person()
if default_person == None or active == None:
return u''
name = self.relationship.get_one_relationship(
dbstate.db, default_person, active)
if name:
return name
else:
return u""
def clear_history(self, handle=None):
'''Clear the history. If handle is given, then the history is
immediately initialized with a first entry
(you'd eg want active person you view there as History contains the
present object too!)
'''
self.phistory.clear()
if handle :
self.phistory.push(handle)
def set_busy_cursor(self, value):
if value == self.busy:
return
else:
self.busy = value
if value:
self.window.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.WATCH))
else:
self.window.window.set_cursor(None)
while gtk.events_pending():
gtk.main_iteration()
def set_open_widget(self, widget):
self.widget = widget
def set_open_recent_menu(self, menu):
self.widget.set_menu(menu)
def push_message(self, dbstate, text):
self.status_text(text)
gobject.timeout_add(5000, self.modify_statusbar, dbstate)
def show_filter_results(self, dbstate, matched, total):
text = "%d/%d" % (matched, total)
self.status.pop(1, self.last_bar)
self.status.push(1, text, self.last_bar)
def clear_filter_results(self):
self.status.pop(1, self.last_bar)
self.status.push(1, '', self.last_bar)
def modify_statusbar(self, dbstate, active=None):
self.status.pop(self.status_id)
if dbstate.active == None:
self.status.push(self.status_id, "")
else:
person = dbstate.get_active_person()
if person:
pname = name_displayer.display(person)
name = "[%s] %s" % (person.get_gramps_id(), pname)
if Config.get(Config.STATUSBAR) > 1:
if person.handle != dbstate.db.get_default_handle():
msg = self.display_relationship(dbstate)
if msg:
name = "%s (%s)" % (name, msg.strip())
else:
name = _("No active person")
self.status.push(self.status_id, name)
while gtk.events_pending():
gtk.main_iteration()
def pulse_progressbar(self, value):
self.progress.set_fraction(min(value/100.0, 1.0))
self.progress.set_text("%d%%" % value)
while gtk.events_pending():
gtk.main_iteration()
def status_text(self, text):
self.status.pop(self.status_id)
self.status.push(self.status_id, text)
while gtk.events_pending():
gtk.main_iteration()