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#Copyright (c) 2010-11, Walter Bender, Tony Forster
# This procedure is invoked when the user-definable block on the
# "extras" palette is selected.
# Usage: Import this code into a Python (user-definable) block; when
# this code is run, the chooser will be opened for selecting a file
# from the GNU/Linux file system. The contents of that file will be
# loaded onto the FILO heap. Data is assumed to be json encoded.
def myblock(tw, path):
''' Load heap from file (GNOME only) '''
import os
from TurtleArt.tautils import get_load_name, data_from_file
if type(path) == float:
path = ''
if not os.path.exists(path):
path, tw.load_save_folder = get_load_name('.*', tw.load_save_folder)
if path is None:
return
data = data_from_file(path)
if data is not None:
for val in data:
tw.lc.heap.append(val)
tw.lc.update_label_value('pop', tw.lc.heap[-1])
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