545 lines
18 KiB
Python
545 lines
18 KiB
Python
#
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# Gramps - a GTK+/GNOME based genealogy program
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#
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# Copyright (C) 2000-2007 Donald N. Allingham
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# Copyright (C) 2008 Brian G. Matherly
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# Copyright (C) 2010 Nick Hall
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# $Id$
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#-------------------------------------------------------------------------
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#
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# Standard python modules
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#
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#-------------------------------------------------------------------------
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from cStringIO import StringIO
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from gen.ggettext import gettext as _
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import os
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#-------------------------------------------------------------------------
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#
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# set up logging
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#
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#-------------------------------------------------------------------------
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import logging
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_LOG = logging.getLogger(".DisplayState")
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#-------------------------------------------------------------------------
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#
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# GNOME python modules
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#
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#-------------------------------------------------------------------------
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import gtk
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import gobject
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#-------------------------------------------------------------------------
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#
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# GRAMPS modules
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#
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#-------------------------------------------------------------------------
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import gen.utils
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from gui.utils import process_pending_events
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from gui.views.navigationview import NavigationView
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import config
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from gen.display.name import displayer as name_displayer
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import ManagedWindow
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import Relationship
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from glade import Glade
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from Utils import navigation_label
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DISABLED = -1
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#-------------------------------------------------------------------------
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#
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# History manager
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#
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#-------------------------------------------------------------------------
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class History(gen.utils.Callback):
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""" History manages the objects of a certain type that have been viewed,
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with ability to go back, or forward.
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When accessing an object, it should be pushed on the History.
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"""
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__signals__ = {
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'active-changed' : (str, ),
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'mru-changed' : (list, )
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}
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def __init__(self, dbstate, nav_type):
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gen.utils.Callback.__init__(self)
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self.clear()
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dbstate.connect('database-changed', self.connect_signals)
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self.signal_map = {}
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self.signal_map[nav_type.lower() + '-delete'] = self.handles_removed
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self.signal_map[nav_type.lower() + '-rebuild'] = self.history_changed
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def connect_signals(self, dbstate):
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"""
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Connects database signals when the database has changed.
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"""
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for sig in self.signal_map:
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dbstate.connect(sig, self.signal_map[sig])
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def clear(self):
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"""
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Clears the history, resetting the values back to their defaults
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"""
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self.history = []
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self.mru = []
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self.index = -1
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self.lock = False
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def remove(self, handle, old_id=None):
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"""
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Remove a handle from the history list
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"""
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if old_id:
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del_id = old_id
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else:
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del_id = handle
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history_count = self.history.count(del_id)
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for c in range(history_count):
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self.history.remove(del_id)
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self.index -= 1
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mhc = self.mru.count(del_id)
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for c in range(mhc):
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self.mru.remove(del_id)
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self.emit('mru-changed', (self.mru, ))
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if self.history:
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self.emit('active-changed', (self.history[self.index],))
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def push(self, handle):
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"""
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Pushes the handle on the history stack
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"""
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self.prune()
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if len(self.history) == 0 or handle != self.history[-1]:
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self.history.append(str(handle))
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if handle in self.mru:
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self.mru.remove(handle)
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self.mru.append(handle)
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self.emit('mru-changed', (self.mru, ))
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self.index += 1
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if self.history:
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self.emit('active-changed', (self.history[self.index],))
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def forward(self, step=1):
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"""
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Moves forward in the history list
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"""
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self.index += step
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handle = self.history[self.index]
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if handle in self.mru:
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self.mru.remove(handle)
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self.mru.append(handle)
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self.emit('mru-changed', (self.mru, ))
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if self.history:
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self.emit('active-changed', (self.history[self.index],))
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return str(self.history[self.index])
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def back(self, step=1):
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"""
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Moves backward in the history list
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"""
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self.index -= step
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try:
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handle = self.history[self.index]
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if handle in self.mru:
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self.mru.remove(handle)
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self.mru.append(handle)
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self.emit('mru-changed', (self.mru, ))
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if self.history:
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self.emit('active-changed', (self.history[self.index],))
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return str(self.history[self.index])
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except IndexError:
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return u""
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def present(self):
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"""
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return the person handle that is now active in the history
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"""
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try :
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if self.history :
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return self.history[self.index]
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else:
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return u""
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except IndexError:
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return u""
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def at_end(self):
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"""
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returns True if we are at the end of the history list
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"""
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return self.index+1 == len(self.history)
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def at_front(self):
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"""
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returns True if we are at the front of the history list
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"""
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return self.index <= 0
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def prune(self):
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"""
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Truncates the history list at the current object.
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"""
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if not self.at_end():
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self.history = self.history[0:self.index+1]
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def handles_removed(self, handle_list):
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"""
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Called in response to an object-delete signal.
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Removes a list of handles from the history.
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"""
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for handle in handle_list:
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self.remove(handle)
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def history_changed(self):
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"""
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Called in response to an object-rebuild signal.
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Objects in the history list may have been deleted.
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"""
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self.clear()
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self.emit('mru-changed', (self.mru, ))
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#-------------------------------------------------------------------------
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#
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# Recent Docs Menu
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#
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#-------------------------------------------------------------------------
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_RCT_TOP = '<ui><menubar name="MenuBar"><menu action="FileMenu"><menu action="OpenRecent">'
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_RCT_BTM = '</menu></menu></menubar></ui>'
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import RecentFiles
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import os
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class RecentDocsMenu(object):
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def __init__(self, uistate, state, fileopen):
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self.action_group = gtk.ActionGroup('RecentFiles')
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self.active = DISABLED
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self.uistate = uistate
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self.uimanager = uistate.uimanager
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self.fileopen = fileopen
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self.state = state
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def load(self, item):
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filename = item.get_path()
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self.fileopen(filename)
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def build(self):
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buf = StringIO()
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buf.write(_RCT_TOP)
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gramps_rf = RecentFiles.RecentFiles()
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count = 0
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if self.active != DISABLED:
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self.uimanager.remove_ui(self.active)
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self.uimanager.remove_action_group(self.action_group)
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self.action_group = gtk.ActionGroup('RecentFiles')
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self.active = DISABLED
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actions = []
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rfiles = gramps_rf.gramps_recent_files
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rfiles.sort(by_time)
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new_menu = gtk.Menu()
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for item in rfiles:
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try:
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title = item.get_name().replace('_', '__')
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filename = os.path.basename(item.get_path())
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action_id = "RecentMenu%d" % count
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buf.write('<menuitem action="%s"/>' % action_id)
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actions.append((action_id, None, title, None, None,
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make_callback(item, self.load)))
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mitem = gtk.MenuItem(title)
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mitem.connect('activate', make_callback(item, self.load))
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mitem.show()
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new_menu.append(mitem)
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except RuntimeError:
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pass # ignore no longer existing files
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count += 1
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buf.write(_RCT_BTM)
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self.action_group.add_actions(actions)
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self.uimanager.insert_action_group(self.action_group, 1)
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self.active = self.uimanager.add_ui_from_string(buf.getvalue())
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self.uimanager.ensure_update()
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buf.close()
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if len(rfiles) > 0:
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new_menu.show()
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self.uistate.set_open_recent_menu(new_menu)
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def make_callback(val, func):
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return lambda x: func(val)
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def by_time(first, second):
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return cmp(second.get_time(), first.get_time())
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from GrampsLogger import RotateHandler
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class WarnHandler(RotateHandler):
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def __init__(self, capacity, button):
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RotateHandler.__init__(self, capacity)
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self.setLevel(logging.WARN)
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self.button = button
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button.on_clicked(self.display)
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self.timer = None
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def emit(self, record):
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if self.timer:
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gobject.source_remove(self.timer)
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gobject.timeout_add(180*1000, self._clear)
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RotateHandler.emit(self, record)
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self.button.show()
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def _clear(self):
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self.button.hide()
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self.set_capacity(self._capacity)
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self.timer = None
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return False
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def display(self, obj):
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obj.hide()
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self.glade = Glade()
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top = self.glade.toplevel
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msg = self.glade.get_object('msg')
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buf = msg.get_buffer()
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for i in self.get_formatted_log():
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buf.insert_at_cursor(i + '\n')
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self.set_capacity(self._capacity)
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top.run()
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top.destroy()
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class DisplayState(gen.utils.Callback):
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__signals__ = {
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'filters-changed' : (str, ),
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'filter-name-changed' : (str, unicode, unicode),
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'nameformat-changed' : None,
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}
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#nav_type to message
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NAV2MES = {
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'Person': _("No active person"),
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'Family': _("No active family"),
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'Event': _("No active event"),
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'Place': _("No active place"),
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'Source': _("No active source"),
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'Repository': _("No active repository"),
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'Media': _("No active media"),
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'Note': _("No active note"),
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}
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def __init__(self, window, status, progress, warnbtn, uimanager,
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progress_monitor, viewmanager=None):
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self.busy = False
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self.viewmanager = viewmanager
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self.uimanager = uimanager
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self.progress_monitor = progress_monitor
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self.window = window
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gen.utils.Callback.__init__(self)
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self.status = status
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self.status_id = status.get_context_id('GRAMPS')
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self.progress = progress
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self.history_lookup = {}
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self.gwm = ManagedWindow.GrampsWindowManager(uimanager)
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self.widget = None
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self.disprel_old = ''
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self.disprel_defpers = None
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self.disprel_active = None
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self.warnbtn = warnbtn
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self.last_bar = self.status.insert(min_width=35, ralign=True)
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self.set_relationship_class()
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formatter = logging.Formatter('%(levelname)s %(name)s: %(message)s')
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self.rhandler = WarnHandler(capacity=400, button=warnbtn)
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self.rhandler.setFormatter(formatter)
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self.rhandler.setLevel(logging.WARNING)
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self.log = logging.getLogger()
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self.log.addHandler(self.rhandler)
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# This call has been moved one level up,
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# but this connection is still made!
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# self.dbstate.connect('database-changed', self.db_changed)
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def clear_history(self):
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"""
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Clear all history objects.
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"""
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for history in self.history_lookup.values():
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history.clear()
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def get_history(self, nav_type, nav_group=0):
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"""
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Return the history object for the given navigation type and group.
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"""
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return self.history_lookup.get((nav_type, nav_group))
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def register(self, dbstate, nav_type, nav_group):
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"""
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Create a history and navigation object for the specified
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navigation type and group, if they don't exist.
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"""
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if (nav_type, nav_group) not in self.history_lookup:
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history = History(dbstate, nav_type)
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self.history_lookup[(nav_type, nav_group)] = history
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def get_active(self, nav_type, nav_group=0):
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"""
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Return the handle for the active obejct specified by the given
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navigation type and group.
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"""
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history = self.get_history(nav_type, nav_group)
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return history.present() if history else None
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def set_active(self, handle, nav_type, nav_group=0):
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"""
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Set the active object for the specified navigation type and group to
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the given handle.
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"""
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history = self.get_history(nav_type, nav_group)
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history.push(handle)
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def set_sensitive(self, state):
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self.window.set_sensitive(state)
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def db_changed(self, db):
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db.connect('long-op-start', self.progress_monitor.add_op)
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self.clear_history()
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def set_relationship_class(self):
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"""method that rebinds the relationship to the current rel calc
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Should be called after load or reload of plugins
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"""
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self.relationship = Relationship.get_relationship_calculator(reinit=True)
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def set_gendepth(self, value):
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""" Set the generations we search back for showing relationships
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on GRAMPS interface. Value must be integer > 0
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This method will be used by the preference editor when user changes
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the generations.
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"""
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self.relationship.set_depth(value)
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def display_relationship(self, dbstate, active_handle):
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""" Construct the relationship in order to show it in the statusbar
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This can be a time intensive calculation, so we only want to do
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it if persons are different than before.
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Eg: select a person, then double click, will result in calling
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three times to construct build the statusbar. We only want
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to obtain relationship once!
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This means the relationship part of statusbar only changes on
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change of row.
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"""
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self.relationship.connect_db_signals(dbstate)
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default_person = dbstate.db.get_default_person()
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if default_person is None or active_handle is None:
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return u''
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if default_person.handle == self.disprel_defpers and \
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active_handle == self.disprel_active :
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return self.disprel_old
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active = dbstate.db.get_person_from_handle(active_handle)
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name = self.relationship.get_one_relationship(
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dbstate.db, default_person, active)
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#store present call data
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self.disprel_old = name
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self.disprel_defpers = default_person.handle
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self.disprel_active = active_handle
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if name:
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return name
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else:
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return u""
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def set_busy_cursor(self, value):
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if value == self.busy:
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return
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else:
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self.busy = value
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if value:
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self.window.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.WATCH))
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else:
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self.window.window.set_cursor(None)
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process_pending_events()
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def set_open_widget(self, widget):
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self.widget = widget
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def set_open_recent_menu(self, menu):
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self.widget.set_menu(menu)
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def push_message(self, dbstate, text):
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self.status_text(text)
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gobject.timeout_add(5000, self.modify_statusbar, dbstate)
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def show_filter_results(self, dbstate, matched, total):
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#nav_type = self.viewmanager.active_page.navigation_type()
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#text = ((_("%(nav_type)s View") % {"nav_type": _(nav_type)}) +
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text = (self.viewmanager.active_page.title +
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(": %d/%d" % (matched, total)))
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self.status.pop(1, self.last_bar)
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self.status.push(1, text, self.last_bar)
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def clear_filter_results(self):
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self.status.pop(1, self.last_bar)
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self.status.push(1, '', self.last_bar)
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def modify_statusbar(self, dbstate, active=None):
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view = self.viewmanager.active_page
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if not isinstance(view, NavigationView):
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return
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nav_type = view.navigation_type()
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active_handle = self.get_active(nav_type, view.navigation_group())
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self.status.pop(self.status_id)
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name, obj = navigation_label(dbstate.db, nav_type, active_handle)
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# Append relationship to default person if funtionality is enabled.
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if nav_type == 'Person' and active_handle \
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and config.get('interface.statusbar') > 1:
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if active_handle != dbstate.db.get_default_handle():
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msg = self.display_relationship(dbstate, active_handle)
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if msg:
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name = '%s (%s)' % (name, msg.strip())
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if not name:
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name = self.NAV2MES[nav_type]
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self.status.push(self.status_id, name)
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process_pending_events()
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def pulse_progressbar(self, value):
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self.progress.set_fraction(min(value/100.0, 1.0))
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self.progress.set_text("%d%%" % value)
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process_pending_events()
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def status_text(self, text):
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self.status.pop(self.status_id)
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|
self.status.push(self.status_id, text)
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|
process_pending_events()
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