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Read icon attach points when is not possible get the info from gtk

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Gtk has deprecated gtk-icon-get-attach-points on version 3.14
We need that information to place pur badges,
this fix read the information from the .icon file

[1] https://developer.gnome.org/gtk3/stable/GtkIconTheme.html#gtk-icon-info-get-attach-points
This commit is contained in:
Gonzalo Odiard 2015-04-01 09:56:44 -03:00 committed by Martin Abente Lahaye
parent 597721877f
commit f7966382b8
1 changed files with 20 additions and 3 deletions
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23
src/sugar3/graphics/icon.py
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@ -24,6 +24,8 @@ STABLE.
import re
import math
import logging
import os
from ConfigParser import ConfigParser
from gi.repository import GObject
from gi.repository import Gtk
@ -124,12 +126,27 @@ class _IconBuffer(object):
def _get_attach_points(self, info, size_request):
has_attach_points_, attach_points = info.get_attach_points()
attach_x = attach_y = 0
if attach_points:
# this works only for Gtk < 3.14
# https://developer.gnome.org/gtk3/stable/GtkIconTheme.html
# #gtk-icon-info-get-attach-points
attach_x = float(attach_points[0].x) / size_request
attach_y = float(attach_points[0].y) / size_request
else:
attach_x = attach_y = 0
elif info.get_filename():
# try read from the .icon file
icon_filename = info.get_filename().replace('.svg', '.icon')
if os.path.exists(icon_filename):
try:
with open(icon_filename) as config_file:
cp = ConfigParser()
cp.readfp(config_file)
attach_points_str = cp.get('Icon Data', 'AttachPoints')
attach_points = attach_points_str.split(',')
attach_x = float(attach_points[0].strip()) / 1000
attach_y = float(attach_points[1].strip()) / 1000
except Exception as e:
logging.exception('Exception reading icon info: %s', e)
return attach_x, attach_y