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8377: Slow scrolling in Gramps 4.X, on all platforms.

Browse Source 
Additions:

1. cache database access for column values
2. cache do_get_path lookups
3. sped up load access on treeviews with no filters
4. use cache in do_get_path from siblings
5. new LRU size of 1k (was 250)
This commit is contained in:
Doug Blank 2015-08-19 22:15:14 -04:00
parent 3ed5e74657
commit 2dae5c3a08
14 changed files with 679 additions and 399 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
gramps/gen/config.py
View File

@ -269,6 +269,7 @@ register('interface.url-width', 600)
register('interface.view', True)
register('interface.width', 775)
register('interface.surname-box-height', 150)
register('interface.treemodel-cache-size', 1000)
register('paths.recent-export-dir', '')
register('paths.recent-file', '')

101
gramps/gui/views/treemodels/basemodel.py Normal file
View File

@ -0,0 +1,101 @@
#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000-2006 Donald N. Allingham
# Copyright (C) 2009 Benny Malengier
# Copyright (C) 2010 Nick Hall
#
# 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
#-------------------------------------------------------------------------
#
# GRAMPS modules
#
#-------------------------------------------------------------------------
from .lru import LRU
from gramps.gen.config import config
class BaseModel(object):
# LRU cache size
_CACHE_SIZE = config.get('interface.treemodel-cache-size')
def __init__(self):
self.lru_data = LRU(BaseModel._CACHE_SIZE)
self.lru_path = LRU(BaseModel._CACHE_SIZE)
def destroy(self):
"""
Destroy the items in memory.
"""
self.lru_data = None
self.lru_path = None
def clear_cache(self, handle=None):
"""
Clear the LRU cache. Always clear lru_path, because paths may have
changed.
"""
if handle:
if handle in self.lru_data:
del self.lru_data[handle]
else:
self.lru_data.clear()
# Invalidates all paths
self.lru_path.clear()
def get_cached_value(self, handle, col):
"""
Get the value of a "col". col may be a number (position in a model)
or a name (special value used by view).
"""
if handle in self.lru_data and col in self.lru_data[handle]:
#print("hit", handle, col)
return (True, self.lru_data[handle][col])
#print("MISS", handle, col)
return (False, None)
def set_cached_value(self, handle, col, data):
"""
Set the data associated with handle + col.
"""
if not self._in_build:
if self.lru_data.count > 0:
if handle not in self.lru_data:
self.lru_data[handle] = {}
self.lru_data[handle][col] = data
## Cached Path's for TreeView:
def get_cached_path(self, handle):
"""
Saves the Gtk iter path.
"""
if handle in self.lru_path:
return (True, self.lru_path[handle])
return (False, None)
def set_cached_path(self, handle, path):
"""
Set the Gtk iter path value.
"""
if not self._in_build:
self.lru_path[handle] = path
def clear_path_cache(self):
"""
Clear path cache for all.
"""
self.lru_path.clear()

154
gramps/gui/views/treemodels/citationbasemodel.py
View File

@ -135,15 +135,18 @@ class CitationBaseModel(object):
"""
Return the tag color.
"""
tag_color = "#000000000000"
tag_priority = None
for handle in data[COLUMN_TAGS]:
tag = self.db.get_tag_from_handle(handle)
if tag:
tag_handle = data[0]
cached, tag_color = self.get_cached_value(tag_handle, "TAG_COLOR")
if not cached:
tag_color = "#000000000000"
tag_priority = None
for handle in data[COLUMN_TAGS]:
tag = self.db.get_tag_from_handle(handle)
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
self.set_cached_value(tag_handle, "TAG_COLOR", tag_color)
return tag_color
def citation_change(self, data):
@ -157,72 +160,104 @@ class CitationBaseModel(object):
def citation_src_title(self, data):
source_handle = data[COLUMN_SOURCE]
try:
source = self.db.get_source_from_handle(source_handle)
return str(source.get_title())
except:
return ''
cached, value = self.get_cached_value(source_handle, "SRC_TITLE")
if not cached:
try:
source = self.db.get_source_from_handle(source_handle)
value = str(source.get_title())
except:
value = ''
self.set_cached_value(source_handle, "SRC_TITLE", value)
return value
def citation_src_id(self, data):
source_handle = data[COLUMN_SOURCE]
try:
source = self.db.get_source_from_handle(source_handle)
return str(source.gramps_id)
except:
return ''
cached, value = self.get_cached_value(source_handle, "SRC_ID")
if not cached:
try:
source = self.db.get_source_from_handle(source_handle)
value = str(source.gramps_id)
except:
value = ''
self.set_cached_value(source_handle, "SRC_ID", value)
return value
def citation_src_auth(self, data):
source_handle = data[COLUMN_SOURCE]
try:
source = self.db.get_source_from_handle(source_handle)
return str(source.get_author())
except:
return ''
cached, value = self.get_cached_value(source_handle, "SRC_AUTH")
if not cached:
try:
source = self.db.get_source_from_handle(source_handle)
value = str(source.get_author())
except:
value = ''
self.set_cached_value(source_handle, "SRC_AUTH", value)
return value
def citation_src_abbr(self, data):
source_handle = data[COLUMN_SOURCE]
try:
source = self.db.get_source_from_handle(source_handle)
return str(source.get_abbreviation())
except:
return ''
cached, value = self.get_cached_value(source_handle, "SRC_ABBR")
if not cached:
try:
source = self.db.get_source_from_handle(source_handle)
value = str(source.get_abbreviation())
except:
value = ''
self.set_cached_value(source_handle, "SRC_ABBR", value)
return value
def citation_src_pinfo(self, data):
source_handle = data[COLUMN_SOURCE]
try:
source = self.db.get_source_from_handle(source_handle)
return str(source.get_publication_info())
except:
return ''
cached, value = self.get_cached_value(source_handle, "SRC_PINFO")
if not cached:
try:
source = self.db.get_source_from_handle(source_handle)
value = str(source.get_publication_info())
except:
value = ''
self.set_cached_value(source_handle, "SRC_PINFO", value)
return value
def citation_src_private(self, data):
source_handle = data[COLUMN_SOURCE]
try:
source = self.db.get_source_from_handle(source_handle)
if source.get_privacy():
return 'gramps-lock'
else:
# There is a problem returning None here.
return ''
except:
return ''
cached, value = self.get_cached_value(source_handle, "SRC_PRIVATE")
if not cached:
try:
source = self.db.get_source_from_handle(source_handle)
if source.get_privacy():
value = 'gramps-lock'
else:
# There is a problem returning None here.
value = ''
except:
value = ''
self.set_cached_value(source_handle, "SRC_PRIVATE", value)
return value
def citation_src_tags(self, data):
source_handle = data[COLUMN_SOURCE]
try:
source = self.db.get_source_from_handle(source_handle)
tag_list = list(map(self.get_tag_name, source.get_tag_list()))
return ', '.join(sorted(tag_list, key=glocale.sort_key))
except:
return ''
cached, value = self.get_cached_value(source_handle, "SRC_TAGS")
if not cached:
try:
source = self.db.get_source_from_handle(source_handle)
tag_list = list(map(self.get_tag_name, source.get_tag_list()))
value = ', '.join(sorted(tag_list, key=glocale.sort_key))
except:
value = ''
self.set_cached_value(source_handle, "SRC_TAGS", value)
return value
def citation_src_chan(self, data):
source_handle = data[COLUMN_SOURCE]
try:
source = self.db.get_source_from_handle(source_handle)
return format_time(source.change)
except:
return ''
cached, value = self.get_cached_value(source_handle, "SRC_CHAN")
if not cached:
try:
source = self.db.get_source_from_handle(source_handle)
value = format_time(source.change)
except:
value = ''
self.set_cached_value(source_handle, "SRC_CHAN", value)
return value
# Fields access when 'data' is a Source
@ -259,15 +294,18 @@ class CitationBaseModel(object):
"""
Return the tag color.
"""
tag_color = "#000000000000"
tag_priority = None
for handle in data[COLUMN2_TAGS]:
tag = self.db.get_tag_from_handle(handle)
if tag:
tag_handle = data[0]
cached, tag_color = self.get_cached_value(tag_handle, "TAG_COLOR")
if not cached:
tag_color = "#000000000000"
tag_priority = None
for handle in data[COLUMN2_TAGS]:
tag = self.db.get_tag_from_handle(handle)
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
self.set_cached_value(tag_handle, "TAG_COLOR", tag_color)
return tag_color
def source_src_chan(self, data):
@ -284,4 +322,8 @@ class CitationBaseModel(object):
"""
Return the tag name from the given tag handle.
"""
return self.db.get_tag_from_handle(tag_handle).get_name()
cached, value = self.get_cached_value(tag_handle, "TAG_NAME")
if not cached:
value = self.db.get_tag_from_handle(tag_handle).get_name()
self.set_cached_value(tag_handle, "TAG_NAME", value)
return value

41
gramps/gui/views/treemodels/eventmodel.py
View File

@ -49,7 +49,7 @@ from gramps.gen.const import GRAMPS_LOCALE as glocale
#-------------------------------------------------------------------------
#
# COLUMN constants
# Positions in raw data structure
#
#-------------------------------------------------------------------------
COLUMN_HANDLE = 0
@ -75,7 +75,7 @@ class EventModel(FlatBaseModel):
skip=set(), sort_map=None):
self.gen_cursor = db.get_event_cursor
self.map = db.get_raw_event_data
self.fmap = [
self.column_description,
self.column_id,
@ -127,13 +127,22 @@ class EventModel(FlatBaseModel):
return data[COLUMN_DESCRIPTION]
def column_participant(self,data):
return get_participant_from_event(self.db, data[COLUMN_HANDLE])
handle = data[0]
cached, value = self.get_cached_value(handle, "PARTICIPANT")
if not cached:
value = get_participant_from_event(self.db, data[COLUMN_HANDLE])
self.set_cached_value(handle, "PARTICIPANT", value)
return value
def column_place(self,data):
if data[COLUMN_PLACE]:
event = Event()
event.unserialize(data)
return place_displayer.display_event(self.db, event)
cached, value = self.get_cached_value(data[0], "PLACE")
if not cached:
event = Event()
event.unserialize(data)
value = place_displayer.display_event(self.db, event)
self.set_cached_value(data[0], "PLACE", value)
return value
else:
return ''
@ -185,21 +194,29 @@ class EventModel(FlatBaseModel):
"""
Return the tag name from the given tag handle.
"""
return self.db.get_tag_from_handle(tag_handle).get_name()
# TAG_NAME isn't a column, but we cache it
cached, value = self.get_cached_value(tag_handle, "TAG_NAME")
if not cached:
value = self.db.get_tag_from_handle(tag_handle).get_name()
self.set_cached_value(tag_handle, "TAG_NAME", value)
return value
def column_tag_color(self, data):
"""
Return the tag color.
"""
tag_color = "#000000000000"
tag_priority = None
for handle in data[COLUMN_TAGS]:
tag = self.db.get_tag_from_handle(handle)
if tag:
tag_handle = data[0]
cached, tag_color = self.get_cached_value(tag_handle, "TAG_COLOR")
if not cached:
tag_color = "#000000000000"
tag_priority = None
for handle in data[COLUMN_TAGS]:
tag = self.db.get_tag_from_handle(handle)
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
self.set_cached_value(tag_handle, "TAG_COLOR", tag_color)
return tag_color
def column_tags(self, data):

128
gramps/gui/views/treemodels/familymodel.py
View File

@ -106,56 +106,86 @@ class FamilyModel(FlatBaseModel):
return len(self.fmap)+1
def column_father(self, data):
if data[2]:
person = self.db.get_person_from_handle(data[2])
return name_displayer.display_name(person.primary_name)
else:
return ""
handle = data[0]
cached, value = self.get_cached_value(handle, "FATHER")
if not cached:
if data[2]:
person = self.db.get_person_from_handle(data[2])
value = name_displayer.display_name(person.primary_name)
else:
value = ""
self.set_cached_value(handle, "FATHER", value)
return value
def sort_father(self, data):
if data[2]:
person = self.db.get_person_from_handle(data[2])
return name_displayer.sorted_name(person.primary_name)
else:
return ""
handle = data[0]
cached, value = self.get_cached_value(handle, "SORT_FATHER")
if not cached:
if data[2]:
person = self.db.get_person_from_handle(data[2])
value = name_displayer.sorted_name(person.primary_name)
else:
value = ""
self.set_cached_value(handle, "SORT_FATHER", value)
return value
def column_mother(self, data):
if data[3]:
person = self.db.get_person_from_handle(data[3])
return name_displayer.display_name(person.primary_name)
else:
return ""
handle = data[0]
cached, value = self.get_cached_value(handle, "MOTHER")
if not cached:
if data[3]:
person = self.db.get_person_from_handle(data[3])
value = name_displayer.display_name(person.primary_name)
else:
value = ""
self.set_cached_value(handle, "MOTHER", value)
return value
def sort_mother(self, data):
if data[3]:
person = self.db.get_person_from_handle(data[3])
return name_displayer.sorted_name(person.primary_name)
else:
return ""
handle = data[0]
cached, value = self.get_cached_value(handle, "SORT_MOTHER")
if not cached:
if data[3]:
person = self.db.get_person_from_handle(data[3])
value = name_displayer.sorted_name(person.primary_name)
else:
value = ""
self.set_cached_value(handle, "SORT_MOTHER", value)
return value
def column_type(self, data):
return str(FamilyRelType(data[5]))
def column_marriage(self, data):
family = self.db.get_family_from_handle(data[0])
event = get_marriage_or_fallback(self.db, family, "<i>%s</i>")
if event:
if event.date.format:
return event.date.format % displayer.display(event.date)
elif not get_date_valid(event):
return invalid_date_format % displayer.display(event.date)
handle = data[0]
cached, value = self.get_cached_value(handle, "MARRIAGE")
if not cached:
family = self.db.get_family_from_handle(data[0])
event = get_marriage_or_fallback(self.db, family, "<i>%s</i>")
if event:
if event.date.format:
value = event.date.format % displayer.display(event.date)
elif not get_date_valid(event):
value = invalid_date_format % displayer.display(event.date)
else:
value = "%s" % displayer.display(event.date)
else:
return "%s" % displayer.display(event.date)
else:
return ''
value = ''
self.set_cached_value(handle, "MARRIAGE", value)
return value
def sort_marriage(self, data):
family = self.db.get_family_from_handle(data[0])
event = get_marriage_or_fallback(self.db, family)
if event:
return "%09d" % event.date.get_sort_value()
else:
return ''
handle = data[0]
cached, value = self.get_cached_value(handle, "SORT_MARRIAGE")
if not cached:
family = self.db.get_family_from_handle(data[0])
event = get_marriage_or_fallback(self.db, family)
if event:
value = "%09d" % event.date.get_sort_value()
else:
value = ''
self.set_cached_value(handle, "SORT_MARRIAGE", value)
return value
def column_id(self, data):
return str(data[1])
@ -177,20 +207,28 @@ class FamilyModel(FlatBaseModel):
"""
Return the tag name from the given tag handle.
"""
return self.db.get_tag_from_handle(tag_handle).get_name()
cached, value = self.get_cached_value(tag_handle, "TAG_NAME")
if not cached:
value = self.db.get_tag_from_handle(tag_handle).get_name()
self.set_cached_value(tag_handle, "TAG_NAME", value)
return value
def column_tag_color(self, data):
"""
Return the tag color.
"""
tag_color = "#000000000000"
tag_priority = None
for handle in data[13]:
tag = self.db.get_tag_from_handle(handle)
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
tag_handle = data[0]
cached, tag_color = self.get_cached_value(tag_handle, "TAG_COLOR")
if not cached:
tag_color = "#000000000000"
tag_priority = None
for handle in data[13]:
tag = self.db.get_tag_from_handle(handle)
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
self.set_cached_value(tag_handle, "TAG_COLOR", tag_color)
return tag_color
def column_tags(self, data):

21
gramps/gui/views/treemodels/flatbasemodel.py
View File

@ -73,6 +73,7 @@ from gi.repository import Gtk
from gramps.gen.filters import SearchFilter, ExactSearchFilter
from gramps.gen.constfunc import conv_to_unicode, handle2internal
from gramps.gen.const import GRAMPS_LOCALE as glocale
from .basemodel import BaseModel
#-------------------------------------------------------------------------
#
@ -442,7 +443,7 @@ class FlatNodeMap(object):
# FlatBaseModel
#
#-------------------------------------------------------------------------
class FlatBaseModel(GObject.GObject, Gtk.TreeModel):
class FlatBaseModel(GObject.GObject, Gtk.TreeModel, BaseModel):
"""
The base class for all flat treeview models.
It keeps a FlatNodeMap, and obtains data from database as needed
@ -454,7 +455,8 @@ class FlatBaseModel(GObject.GObject, Gtk.TreeModel):
search=None, skip=set(),
sort_map=None):
cput = time.clock()
super(FlatBaseModel, self).__init__()
GObject.GObject.__init__(self)
BaseModel.__init__(self)
#inheriting classes must set self.map to obtain the data
self.prev_handle = None
self.prev_data = None
@ -491,6 +493,7 @@ class FlatBaseModel(GObject.GObject, Gtk.TreeModel):
"""
Unset all elements that prevent garbage collection
"""
BaseModel.destroy(self)
self.db = None
self.sort_func = None
if self.node_map:
@ -556,15 +559,6 @@ class FlatBaseModel(GObject.GObject, Gtk.TreeModel):
"""
return None
def clear_cache(self, handle=None):
"""
If you use a cache, overwrite here so it is cleared when this
method is called (on rebuild)
:param handle: if None, clear entire cache, otherwise clear the handle
entry if present
"""
pass
def sort_keys(self):
"""
Return the (sort_key, handle) list of all data that can maximally
@ -775,7 +769,10 @@ class FlatBaseModel(GObject.GObject, Gtk.TreeModel):
We need this to search in the column in the GUI
"""
if handle != self.prev_handle:
data = self.map(handle)
cached, data = self.get_cached_value(handle, col)
if not cached:
data = self.map(handle)
self.set_cached_value(handle, col, data)
if data is None:
#object is no longer present
return ''

7
gramps/gui/views/treemodels/lru.py
View File

@ -39,7 +39,10 @@ class LRU(object):
Implementation of a length-limited O(1) LRU cache
"""
def __init__(self, count):
self.count = max(count, 2)
"""
Set count to 0 or 1 to disable.
"""
self.count = count
self.data = {}
self.first = None
self.last = None
@ -60,6 +63,8 @@ class LRU(object):
"""
Set the item in the LRU, removing an old entry if needed
"""
if self.count <= 1: # Disabled
return
if obj in self.data:
del self[obj]
nobj = Node(self.last, (obj, val))

26
gramps/gui/views/treemodels/mediamodel.py
View File

@ -174,20 +174,28 @@ class MediaModel(FlatBaseModel):
"""
Return the tag name from the given tag handle.
"""
return self.db.get_tag_from_handle(tag_handle).get_name()
cached, value = self.get_cached_value(tag_handle, "TAG_NAME")
if not cached:
value = self.db.get_tag_from_handle(tag_handle).get_name()
self.set_cached_value(tag_handle, "TAG_NAME", value)
return value
def column_tag_color(self, data):
"""
Return the tag color.
"""
tag_color = "#000000000000"
tag_priority = None
for handle in data[11]:
tag = self.db.get_tag_from_handle(handle)
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
tag_handle = data[0]
cached, tag_color = self.get_cached_value(tag_handle, "TAG_COLOR")
if not cached:
tag_color = "#000000000000"
tag_priority = None
for handle in data[11]:
tag = self.db.get_tag_from_handle(handle)
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
self.set_cached_value(tag_handle, "TAG_COLOR", tag_color)
return tag_color
def column_tags(self, data):

31
gramps/gui/views/treemodels/notemodel.py
View File

@ -137,22 +137,31 @@ class NoteModel(FlatBaseModel):
"""
Return the tag name from the given tag handle.
"""
return self.db.get_tag_from_handle(tag_handle).get_name()
cached, value = self.get_cached_value(tag_handle, "TAG_NAME")
if not cached:
value = self.db.get_tag_from_handle(tag_handle).get_name()
self.set_cached_value(tag_handle, "TAG_NAME", value)
return value
def column_tag_color(self, data):
"""
Return the tag color.
"""
tag_color = "#000000000000"
tag_priority = None
for handle in data[Note.POS_TAGS]:
tag = self.db.get_tag_from_handle(handle)
if tag:
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
return tag_color
tag_handle = data[0]
cached, value = self.get_cached_value(tag_handle, "TAG_COLOR")
if not cached:
tag_color = "#000000000000"
tag_priority = None
for handle in data[Note.POS_TAGS]:
tag = self.db.get_tag_from_handle(handle)
if tag:
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
value = tag_color
self.set_cached_value(tag_handle, "TAG_COLOR", value)
return value
def column_tags(self, data):
"""

339
gramps/gui/views/treemodels/peoplemodel.py
View File

@ -38,6 +38,7 @@ from html import escape
#
#-------------------------------------------------------------------------
from gi.repository import Gtk
from gi.repository import GObject
#-------------------------------------------------------------------------
#
@ -59,15 +60,15 @@ from gramps.gen.lib import (Name, EventRef, EventType, EventRoleType,
from gramps.gen.display.name import displayer as name_displayer
from gramps.gen.display.place import displayer as place_displayer
from gramps.gen.datehandler import format_time, get_date, get_date_valid
from .lru import LRU
from .flatbasemodel import FlatBaseModel
from .treebasemodel import TreeBaseModel
from .basemodel import BaseModel
from gramps.gen.config import config
from gramps.gen.const import GRAMPS_LOCALE as glocale
#-------------------------------------------------------------------------
#
# COLUMN constants
# COLUMN constants; positions in raw data structure
#
#-------------------------------------------------------------------------
COLUMN_ID = 1
@ -90,19 +91,17 @@ invalid_date_format = config.get('preferences.invalid-date-format')
# PeopleBaseModel
#
#-------------------------------------------------------------------------
class PeopleBaseModel(object):
class PeopleBaseModel(BaseModel):
"""
Basic Model interface to handle the PersonViews
"""
_GENDER = [ _('female'), _('male'), _('unknown') ]
# LRU cache size
_CACHE_SIZE = 250
def __init__(self, db):
"""
Initialize the model building the initial data
"""
BaseModel.__init__(self)
self.db = db
self.gen_cursor = db.get_person_cursor
self.map = db.get_raw_person_data
@ -144,24 +143,16 @@ class PeopleBaseModel(object):
self.column_tag_color,
]
#columns are accessed on every mouse over, so it is worthwhile to
#cache columns visible in one screen to avoid expensive database
#lookup of derived values
self.lru_name = LRU(PeopleBaseModel._CACHE_SIZE)
self.lru_spouse = LRU(PeopleBaseModel._CACHE_SIZE)
self.lru_bdate = LRU(PeopleBaseModel._CACHE_SIZE)
self.lru_ddate = LRU(PeopleBaseModel._CACHE_SIZE)
def destroy(self):
"""
Unset all elements that can prevent garbage collection
"""
BaseModel.destroy(self)
self.db = None
self.gen_cursor = None
self.map = None
self.fmap = None
self.smap = None
self.clear_local_cache()
def color_column(self):
"""
@ -169,63 +160,38 @@ class PeopleBaseModel(object):
"""
return 15
def clear_local_cache(self, handle=None):
""" Clear the LRU cache """
if handle:
try:
del self.lru_name[handle]
except KeyError:
pass
try:
del self.lru_spouse[handle]
except KeyError:
pass
try:
del self.lru_bdate[handle]
except KeyError:
pass
try:
del self.lru_ddate[handle]
except KeyError:
pass
else:
self.lru_name.clear()
self.lru_spouse.clear()
self.lru_bdate.clear()
self.lru_ddate.clear()
def on_get_n_columns(self):
""" Return the number of columns in the model """
return len(self.fmap)+1
def sort_name(self, data):
name = name_displayer.raw_sorted_name(data[COLUMN_NAME])
# internally we work with utf-8
if not isinstance(name, str):
name = name.decode('utf-8')
handle = data[0]
cached, name = self.get_cached_value(handle, "SORT_NAME")
if not cached:
name = name_displayer.raw_sorted_name(data[COLUMN_NAME])
# internally we work with utf-8
if not isinstance(name, str):
name = name.decode('utf-8')
self.set_cached_value(handle, "SORT_NAME", name)
return name
def column_name(self, data):
handle = data[0]
if handle in self.lru_name:
name = self.lru_name[handle]
else:
cached, name = self.get_cached_value(handle, "NAME")
if not cached:
name = name_displayer.raw_display_name(data[COLUMN_NAME])
# internally we work with utf-8 for python 2.7
if not isinstance(name, str):
name = name.encode('utf-8')
if not self._in_build:
self.lru_name[handle] = name
self.set_cached_value(handle, "NAME", name)
return name
def column_spouse(self, data):
handle = data[0]
if handle in self.lru_spouse:
value = self.lru_spouse[handle]
else:
cached, value = self.get_cached_value(handle, "SPOUSE")
if not cached:
value = self._get_spouse_data(data)
if not self._in_build:
self.lru_spouse[handle] = value
self.set_cached_value(handle, "SPOUSE", value)
return value
def column_private(self, data):
@ -265,17 +231,19 @@ class PeopleBaseModel(object):
def column_birth_day(self, data):
handle = data[0]
if handle in self.lru_bdate:
value = self.lru_bdate[handle]
else:
cached, value = self.get_cached_value(handle, "BIRTH_DAY")
if not cached:
value = self._get_birth_data(data, False)
if not self._in_build:
self.lru_bdate[handle] = value
self.set_cached_value(handle, "BIRTH_DAY", value)
return value
def sort_birth_day(self, data):
handle = data[0]
return self._get_birth_data(data, True)
cached, value = self.get_cached_value(handle, "SORT_BIRTH_DAY")
if not cached:
value = self._get_birth_data(data, True)
self.set_cached_value(handle, "SORT_BIRTH_DAY", value)
return value
def _get_birth_data(self, data, sort_mode):
index = data[COLUMN_BIRTH]
@ -320,17 +288,19 @@ class PeopleBaseModel(object):
def column_death_day(self, data):
handle = data[0]
if handle in self.lru_ddate:
value = self.lru_ddate[handle]
else:
cached, value = self.get_cached_value(handle, "DEATH_DAY")
if not cached:
value = self._get_death_data(data, False)
if not self._in_build:
self.lru_ddate[handle] = value
self.set_cached_value(handle, "DEATH_DAY", value)
return value
def sort_death_day(self, data):
handle = data[0]
return self._get_death_data(data, True)
cached, value = self.get_cached_value(handle, "SORT_DEATH_DAY")
if not cached:
value = self._get_death_data(data, True)
self.set_cached_value(handle, "SORT_DEATH_DAY", value)
return value
def _get_death_data(self, data, sort_mode):
index = data[COLUMN_DEATH]
@ -375,61 +345,86 @@ class PeopleBaseModel(object):
return ""
def column_birth_place(self, data):
index = data[COLUMN_BIRTH]
if index != -1:
try:
local = data[COLUMN_EVENT][index]
br = EventRef()
br.unserialize(local)
event = self.db.get_event_from_handle(br.ref)
if event:
place_title = place_displayer.display_event(self.db, event)
if place_title:
return escape(place_title)
except:
return ''
handle = data[0]
cached, value = self.get_cached_value(handle, "BIRTH_PLACE")
if cached:
return value
else:
index = data[COLUMN_BIRTH]
if index != -1:
try:
local = data[COLUMN_EVENT][index]
br = EventRef()
br.unserialize(local)
event = self.db.get_event_from_handle(br.ref)
if event:
place_title = place_displayer.display_event(self.db, event)
if place_title:
value = escape(place_title)
self.set_cached_value(handle, "BIRTH_PLACE", value)
return value
except:
value = ''
self.set_cached_value(handle, "BIRTH_PLACE", value)
return value
for event_ref in data[COLUMN_EVENT]:
er = EventRef()
er.unserialize(event_ref)
event = self.db.get_event_from_handle(er.ref)
etype = event.get_type()
if (etype in [EventType.BAPTISM, EventType.CHRISTEN] and
er.get_role() == EventRoleType.PRIMARY):
place_title = place_displayer.display_event(self.db, event)
if place_title:
return "<i>%s</i>" % escape(place_title)
return ""
for event_ref in data[COLUMN_EVENT]:
er = EventRef()
er.unserialize(event_ref)
event = self.db.get_event_from_handle(er.ref)
etype = event.get_type()
if (etype in [EventType.BAPTISM, EventType.CHRISTEN] and
er.get_role() == EventRoleType.PRIMARY):
place_title = place_displayer.display_event(self.db, event)
if place_title:
value = "<i>%s</i>" % escape(place_title)
self.set_cached_value(handle, "BIRTH_PLACE", value)
return value
value = ""
self.set_cached_value(handle, "BIRTH_PLACE", value)
return value
def column_death_place(self, data):
index = data[COLUMN_DEATH]
if index != -1:
try:
local = data[COLUMN_EVENT][index]
dr = EventRef()
dr.unserialize(local)
event = self.db.get_event_from_handle(dr.ref)
if event:
place_title = place_displayer.display_event(self.db, event)
if place_title:
return escape(place_title)
except:
return ''
for event_ref in data[COLUMN_EVENT]:
er = EventRef()
er.unserialize(event_ref)
event = self.db.get_event_from_handle(er.ref)
etype = event.get_type()
if (etype in [EventType.BURIAL, EventType.CREMATION,
EventType.CAUSE_DEATH]
and er.get_role() == EventRoleType.PRIMARY):
handle = data[0]
cached, value = self.get_cached_value(handle, "DEATH_PLACE")
if cached:
return value
else:
index = data[COLUMN_DEATH]
if index != -1:
try:
local = data[COLUMN_EVENT][index]
dr = EventRef()
dr.unserialize(local)
event = self.db.get_event_from_handle(dr.ref)
if event:
place_title = place_displayer.display_event(self.db, event)
if place_title:
value = escape(place_title)
self.set_cached_value(handle, "DEATH_PLACE", value)
return value
except:
value = ''
self.set_cached_value(handle, "DEATH_PLACE", value)
return value
place_title = place_displayer.display_event(self.db, event)
if place_title:
return "<i>%s</i>" % escape(place_title)
return ""
for event_ref in data[COLUMN_EVENT]:
er = EventRef()
er.unserialize(event_ref)
event = self.db.get_event_from_handle(er.ref)
etype = event.get_type()
if (etype in [EventType.BURIAL, EventType.CREMATION,
EventType.CAUSE_DEATH]
and er.get_role() == EventRoleType.PRIMARY):
place_title = place_displayer.display_event(self.db, event)
if place_title:
value = "<i>%s</i>" % escape(place_title)
self.set_cached_value(handle, "DEATH_PLACE", value)
return value
value = ""
self.set_cached_value(handle, "DEATH_PLACE", value)
return value
def _get_parents_data(self, data):
parents = 0
@ -468,56 +463,110 @@ class PeopleBaseModel(object):
return todo
def column_parents(self, data):
return str(self._get_parents_data(data))
handle = data[0]
cached, value = self.get_cached_value(handle, "PARENTS")
if not cached:
value = self._get_parents_data(data)
self.set_cached_value(handle, "PARENTS", value)
return str(value)
def sort_parents(self, data):
return '%06d' % self._get_parents_data(data)
handle = data[0]
cached, value = self.get_cached_value(handle, "SORT_PARENTS")
if not cached:
value = self._get_parents_data(data)
self.set_cached_value(handle, "SORT_PARENTS", value)
return '%06d' % value
def column_marriages(self, data):
return str(self._get_marriages_data(data))
handle = data[0]
cached, value = self.get_cached_value(handle, "MARRIAGES")
if not cached:
value = self._get_marriages_data(data)
self.set_cached_value(handle, "MARRIAGES", value)
return str(value)
def sort_marriages(self, data):
return '%06d' % self._get_marriages_data(data)
handle = data[0]
cached, value = self.get_cached_value(handle, "SORT_MARRIAGES")
if not cached:
value = self._get_marriages_data(data)
self.set_cached_value(handle, "SORT_MARRIAGES", value)
return '%06d' % value
def column_children(self, data):
return str(self._get_children_data(data))
handle = data[0]
cached, value = self.get_cached_value(handle, "CHILDREN")
if not cached:
value = self._get_children_data(data)
self.set_cached_value(handle, "CHILDREN", value)
return str(value)
def sort_children(self, data):
return '%06d' % self._get_children_data(data)
handle = data[0]
cached, value = self.get_cached_value(handle, "SORT_CHILDREN")
if not cached:
value = self._get_children_data(data)
self.set_cached_value(handle, "SORT_CHILDREN", value)
return '%06d' % value
def column_todo(self, data):
return str(self._get_todo_data(data))
handle = data[0]
cached, value = self.get_cached_value(handle, "TODO")
if not cached:
value = self._get_todo_data(data)
self.set_cached_value(handle, "TODO", value)
return str(value)
def sort_todo(self, data):
return '%06d' % self._get_todo_data(data)
handle = data[0]
cached, value = self.get_cached_value(handle, "SORT_TODO")
if not cached:
value = self._get_todo_data(data)
self.set_cached_value(handle, "SORT_TODO", value)
return '%06d' % value
def get_tag_name(self, tag_handle):
"""
Return the tag name from the given tag handle.
"""
return self.db.get_tag_from_handle(tag_handle).get_name()
cached, value = self.get_cached_value(tag_handle, "TAG_NAME")
if not cached:
value = self.db.get_tag_from_handle(tag_handle).get_name()
self.set_cached_value(tag_handle, "TAG_NAME", value)
return value
def column_tag_color(self, data):
"""
Return the tag color.
"""
tag_color = "#000000000000"
tag_priority = None
for handle in data[COLUMN_TAGS]:
tag = self.db.get_tag_from_handle(handle)
if tag:
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
return tag_color
tag_handle = data[0]
cached, value = self.get_cached_value(tag_handle, "TAG_COLOR")
if not cached:
tag_color = "#000000000000"
tag_priority = None
for handle in data[COLUMN_TAGS]:
tag = self.db.get_tag_from_handle(handle)
if tag:
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
value = tag_color
self.set_cached_value(tag_handle, "TAG_COLOR", value)
return value
def column_tags(self, data):
"""
Return the sorted list of tags.
"""
tag_list = list(map(self.get_tag_name, data[COLUMN_TAGS]))
return ', '.join(sorted(tag_list, key=glocale.sort_key))
handle = data[0]
cached, value = self.get_cached_value(handle, "TAGS")
if not cached:
tag_list = list(map(self.get_tag_name, data[COLUMN_TAGS]))
value = ', '.join(sorted(tag_list, key=glocale.sort_key))
self.set_cached_value(handle, "TAGS", value)
return value
class PersonListModel(PeopleBaseModel, FlatBaseModel):
"""
@ -529,10 +578,6 @@ class PersonListModel(PeopleBaseModel, FlatBaseModel):
FlatBaseModel.__init__(self, db, search=search, skip=skip, scol=scol,
order=order, sort_map=sort_map)
def clear_cache(self, handle=None):
""" Clear the LRU cache """
PeopleBaseModel.clear_local_cache(self, handle)
def destroy(self):
"""
Unset all elements that can prevent garbage collection
@ -546,7 +591,6 @@ class PersonTreeModel(PeopleBaseModel, TreeBaseModel):
"""
def __init__(self, db, scol=0, order=Gtk.SortType.ASCENDING, search=None,
skip=set(), sort_map=None):
PeopleBaseModel.__init__(self, db)
TreeBaseModel.__init__(self, db, search=search, skip=skip, scol=scol,
order=order, sort_map=sort_map)
@ -564,13 +608,6 @@ class PersonTreeModel(PeopleBaseModel, TreeBaseModel):
"""
self.number_items = self.db.get_number_of_people
def clear_cache(self, handle=None):
""" Clear the LRU cache
overwrite of base methods
"""
TreeBaseModel.clear_cache(self, handle)
PeopleBaseModel.clear_local_cache(self, handle)
def get_tree_levels(self):
"""
Return the headings of the levels in the hierarchy.

42
gramps/gui/views/treemodels/placemodel.py
View File

@ -116,9 +116,14 @@ class PlaceBaseModel(object):
return len(self.fmap)+1
def column_title(self, data):
place = Place()
place.unserialize(data)
return place_displayer.display(self.db, place)
handle = data[0]
cached, value = self.get_cached_value(handle, "PLACE")
if not cached:
place = Place()
place.unserialize(data)
value = place_displayer.display(self.db, place)
self.set_cached_value(handle, "PLACE", value)
return value
def column_name(self, data):
return str(data[6][0])
@ -181,22 +186,31 @@ class PlaceBaseModel(object):
"""
Return the tag name from the given tag handle.
"""
return self.db.get_tag_from_handle(tag_handle).get_name()
cached, value = self.get_cached_value(tag_handle, "TAG_NAME")
if not cached:
value = self.db.get_tag_from_handle(tag_handle).get_name()
self.set_cached_value(tag_handle, "TAG_NAME", value)
return value
def column_tag_color(self, data):
"""
Return the tag color.
"""
tag_color = "#000000000000"
tag_priority = None
for handle in data[16]:
tag = self.db.get_tag_from_handle(handle)
if tag:
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
return tag_color
tag_handle = data[0]
cached, value = self.get_cached_value(tag_handle, "TAG_COLOR")
if not cached:
tag_color = "#000000000000"
tag_priority = None
for handle in data[16]:
tag = self.db.get_tag_from_handle(handle)
if tag:
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
value = tag_color
self.set_cached_value(tag_handle, "TAG_COLOR", value)
return value
def column_tags(self, data):
"""

20
gramps/gui/views/treemodels/repomodel.py
View File

@ -239,21 +239,29 @@ class RepositoryModel(FlatBaseModel):
"""
Return the tag name from the given tag handle.
"""
return self.db.get_tag_from_handle(tag_handle).get_name()
# TAG_NAME isn't a column, but we cache it
cached, value = self.get_cached_value(tag_handle, "TAG_NAME")
if not cached:
value = self.db.get_tag_from_handle(tag_handle).get_name()
self.set_cached_value(tag_handle, "TAG_NAME", value)
return value
def column_tag_color(self, data):
"""
Return the tag color.
"""
tag_color = "#000000000000"
tag_priority = None
for handle in data[8]:
tag = self.db.get_tag_from_handle(handle)
if tag:
tag_handle = data[0]
cached, tag_color = self.get_cached_value(tag_handle, "TAG_COLOR")
if not cached:
tag_color = "#000000000000"
tag_priority = None
for handle in data[8]:
tag = self.db.get_tag_from_handle(handle)
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
self.set_cached_value(tag_handle, "TAG_COLOR", tag_color)
return tag_color
def column_tags(self, data):

31
gramps/gui/views/treemodels/sourcemodel.py
View File

@ -130,22 +130,31 @@ class SourceModel(FlatBaseModel):
"""
Return the tag name from the given tag handle.
"""
return self.db.get_tag_from_handle(tag_handle).get_name()
cached, value = self.get_cached_value(tag_handle, "TAG_NAME")
if not cached:
value = self.db.get_tag_from_handle(tag_handle).get_name()
self.set_cached_value(tag_handle, "TAG_NAME", value)
return value
def column_tag_color(self, data):
"""
Return the tag color.
"""
tag_color = "#000000000000"
tag_priority = None
for handle in data[11]:
tag = self.db.get_tag_from_handle(handle)
if tag:
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
return tag_color
tag_handle = data[0]
cached, value = self.get_cached_value(tag_handle, "TAG_COLOR")
if not cached:
tag_color = "#000000000000"
tag_priority = None
for handle in data[11]:
tag = self.db.get_tag_from_handle(handle)
if tag:
this_priority = tag.get_priority()
if tag_priority is None or this_priority < tag_priority:
tag_color = tag.get_color()
tag_priority = this_priority
value = tag_color
self.set_cached_value(tag_handle, "TAG_COLOR", value)
return value
def column_tags(self, data):
"""

136
gramps/gui/views/treemodels/treebasemodel.py
View File

@ -53,9 +53,9 @@ from gi.repository import Gtk
from gramps.gen.const import GRAMPS_LOCALE as glocale
_ = glocale.translation.gettext
import gramps.gui.widgets.progressdialog as progressdlg
from .lru import LRU
from bisect import bisect_right
from gramps.gen.filters import SearchFilter, ExactSearchFilter
from .basemodel import BaseModel
#-------------------------------------------------------------------------
#
@ -231,7 +231,7 @@ class NodeMap(object):
# TreeBaseModel
#
#-------------------------------------------------------------------------
class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
class TreeBaseModel(GObject.GObject, Gtk.TreeModel, BaseModel):
"""
The base class for all hierarchical treeview models. The model defines the
mapping between a unique node and a path. Paths are defined by a tuple.
@ -274,9 +274,6 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
secondary object type.
"""
# LRU cache size
_CACHE_SIZE = 250
def __init__(self, db,
search=None, skip=set(),
scol=0, order=Gtk.SortType.ASCENDING, sort_map=None,
@ -284,7 +281,8 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
group_can_have_handle = False,
has_secondary=False):
cput = time.clock()
super(TreeBaseModel, self).__init__()
GObject.GObject.__init__(self)
BaseModel.__init__(self)
#We create a stamp to recognize invalid iterators. From the docs:
#Set the stamp to be equal to your model's stamp, to mark the
#iterator as valid. When your model's structure changes, you should
@ -332,8 +330,6 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
self._in_build = False
self.lru_data = LRU(TreeBaseModel._CACHE_SIZE)
self.__total = 0
self.__displayed = 0
@ -350,6 +346,7 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
"""
Unset all elements that prevent garbage collection
"""
BaseModel.destroy(self)
self.db = None
self.sort_func = None
if self.has_secondary:
@ -364,8 +361,6 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
self.search2 = None
self.current_filter = None
self.current_filter2 = None
self.clear_cache()
self.lru_data = None
def _set_base_data(self):
"""
@ -410,22 +405,11 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
"""
return None
def clear_cache(self, handle=None):
"""
Clear the LRU cache.
"""
if handle:
try:
del self.lru_data[handle]
except KeyError:
pass
else:
self.lru_data.clear()
def clear(self):
"""
Clear the data map.
"""
self.clear_cache()
self.tree.clear()
self.handle2node.clear()
self.stamp += 1
@ -600,49 +584,24 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
status = progressdlg.LongOpStatus(msg=_("Building View"),
total_steps=3, interval=1)
pmon.add_op(status)
status_ppl = progressdlg.LongOpStatus(msg=_("Obtaining all rows"),
status_ppl = progressdlg.LongOpStatus(msg=_("Loading items..."),
total_steps=items, interval=items//10)
pmon.add_op(status_ppl)
self.__total += items
def beat(key):
status_ppl.heartbeat()
# for python3 this returns a byte object, so conversion needed
if not isinstance(key, str):
key = key.decode('utf-8')
return key
with gen_cursor() as cursor:
handle_list = [beat(key) for key, data in cursor]
for handle, data in cursor:
if not isinstance(handle, str):
handle = handle.decode('utf-8')
status_ppl.heartbeat()
if not handle in skip:
if not dfilter or dfilter.apply(self.db, [handle]):
add_func(handle, data)
self.__displayed += 1
status_ppl.end()
status.heartbeat()
if dfilter:
_LOG.debug("rebuild filter %s" % dfilter)
_LOG.debug(" list before filter %s" % handle_list)
status_filter = progressdlg.LongOpStatus(msg=_("Applying filter"),
total_steps=items, interval=items//10)
pmon.add_op(status_filter)
handle_list = dfilter.apply(self.db, handle_list,
cb_progress=status_filter.heartbeat)
_LOG.debug(" list after filter %s" % handle_list)
status_filter.end()
status.heartbeat()
todisplay = len(handle_list)
status_col = progressdlg.LongOpStatus(msg=_("Constructing column data"),
total_steps=todisplay, interval=todisplay//10)
pmon.add_op(status_col)
for handle in handle_list:
status_col.heartbeat()
data = data_map(handle)
if not handle in skip:
add_func(handle, data)
self.__displayed += 1
status_col.end()
status.end()
def add_node(self, parent, child, sortkey, handle, add_parent=True,
secondary=False):
"""
@ -660,6 +619,7 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
add_parent Bool, if True, check if parent is present, if not add the
parent as a top group with no handle
"""
self.clear_path_cache()
if add_parent and not (parent in self.tree):
#add parent to self.tree as a node with no handle, as the first
#group level
@ -710,6 +670,7 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
"""
Remove a node from the map.
"""
self.clear_path_cache()
if node.children:
del self.handle2node[node.handle]
node.set_handle(None)
@ -736,6 +697,7 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
rows_reordered, so to propagate the change to the view, you need to
reattach the model to the view.
"""
self.clear_path_cache()
self.__reverse = not self.__reverse
top_node = self.tree[None]
self._reverse_level(top_node)
@ -771,16 +733,17 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
def add_row(self, handle, data):
"""
Add a row to the model. In general this will add more then one node by
Add a row to the model. In general this will add more than one node by
using the add_node method.
"""
raise NotImplementedError
self.clear_path_cache()
def add_row_by_handle(self, handle):
"""
Add a row to the model.
"""
assert isinstance(handle, str)
self.clear_path_cache()
if self._get_node(handle) is not None:
return # row already exists
cput = time.clock()
@ -805,11 +768,11 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
"""
assert isinstance(handle, str)
cput = time.clock()
self.clear_cache(handle)
node = self._get_node(handle)
if node is None:
return # row not currently displayed
self.clear_cache(handle)
parent = self.nodemap.node(node.parent)
self.remove_node(node)
@ -835,6 +798,7 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
Update a row in the model.
"""
assert isinstance(handle, str)
self.clear_cache(handle)
if self._get_node(handle) is None:
return # row not currently displayed
@ -947,7 +911,9 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
val = self._get_value(node.handle, col, node.secondary)
#GTK 3 should convert unicode objects automatically, but this
# gives wrong column values, so convert for python 2.7
if not isinstance(val, str):
if val is None:
return ''
elif not isinstance(val, str):
return val.encode('utf-8')
else:
return val
@ -958,17 +924,19 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
"""
if secondary is None:
raise NotImplementedError
cached, data = self.get_cached_value(handle, col)
if handle in self.lru_data:
data = self.lru_data[handle]
else:
if not cached:
if not secondary:
data = self.map(handle)
else:
data = self.map2(handle)
if not self._in_build:
self.lru_data[handle] = data
if store_cache:
self.set_cached_value(handle, col, data)
if data is None:
return ''
if not secondary:
# None is used to indicate this column has no data
if self.fmap[col] is None:
@ -994,7 +962,13 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
pathlist = path.get_indices()
for index in pathlist:
_index = (-index - 1) if self.__reverse else index
node = self.nodemap.node(node.children[_index][1])
try:
if len(node.children[_index]) > 0:
node = self.nodemap.node(node.children[_index][1])
else:
return False, Gtk.TreeIter()
except IndexError:
return False, Gtk.TreeIter()
return True, self._get_iter(node)
def get_node_from_iter(self, iter):
@ -1002,13 +976,16 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
return self.nodemap.node(iter.user_data)
else:
print ('Problem', iter, iter.user_data)
raise NotImplementedError
return None
def do_get_path(self, iter):
"""
Returns a path from a given node.
"""
cached, path = self.get_cached_path(iter.user_data)
if cached:
(treepath, pathtup) = path
return treepath
node = self.get_node_from_iter(iter)
pathlist = []
while node.parent is not None:
@ -1017,16 +994,33 @@ class TreeBaseModel(GObject.GObject, Gtk.TreeModel):
while node is not None:
# Step backwards
nodeid = node.next if self.__reverse else node.prev
# Let's see if sibling is cached:
cached, sib_path = self.get_cached_path(nodeid)
if cached:
(sib_treepath, sib_pathtup) = sib_path
# Does it have an actual path?
if sib_pathtup:
# Compute path to here from sibling:
# parent_path + sib_path + offset
newtup = (sib_pathtup[:-1] +
(sib_pathtup[-1] + index + 2, ) +
tuple(reversed(pathlist)))
#print("computed path:", iter.user_data, newtup)
retval = Gtk.TreePath(newtup)
self.set_cached_path(iter.user_data, (retval, newtup))
return retval
node = nodeid and self.nodemap.node(nodeid)
index += 1
pathlist.append(index)
node = parent
if pathlist:
pathlist.reverse()
return Gtk.TreePath(tuple(pathlist))
#print("actual path :", iter.user_data, tuple(pathlist))
retval = Gtk.TreePath(tuple(pathlist))
else:
return None
retval = None
self.set_cached_path(iter.user_data, (retval, tuple(pathlist) if pathlist else None))
return retval
def do_iter_next(self, iter):
"""