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from sugar.activity.activity import Activity, ActivityToolbox
import logging
_logger = logging.getLogger('shtest-activity')
from sharedstate.sharedstate import SharingHelper
from gettext import gettext as _
import pygtk
pygtk.require('2.0')
import gtk
class SharingTest(Activity):
def __init__(self, handle):
Activity.__init__(self, handle)
_logger.info('Starting SharingHelper test...')
toolbox = ActivityToolbox(self)
self.set_toolbox(toolbox)
toolbox.show()
self.set_title('SharingTest')
hc = gtk.HBox(spacing=20)
hc.set_border_width(20)
vc1 = gtk.VBox()
self.dict_box = gtk.TextView() # where the current dict is shown
self.dict_box.set_editable(False)
vc1.add(self.dict_box)
hc2 = gtk.HBox(spacing=20)
hc2.set_border_width(20)
self.dict_key_box = gtk.Entry() # new key => val boxes
self.dict_key_box.set_size_request(100, 40)
hc2.add(self.dict_key_box)
self.dict_val_box = gtk.Entry()
self.dict_val_box.set_size_request(100, 40)
hc2.add(self.dict_val_box)
vc1.add(hc2)
b2 = gtk.Button('add to dict') # add button
b2.connect('clicked', self.add_button_clicked_cb)
vc1.add(b2)
hc.add(vc1)
vc2 = gtk.VBox()
b1 = gtk.Button('Counter++') # counter button
b1.connect('clicked', self.counter_button_clicked_cb)
vc2.add(b1)
self.CounterLabel = gtk.Label('0') # counter label
vc2.add(self.CounterLabel)
self.edit_box = gtk.TextView() # shared editable text
self.edit_box.set_editable(True)
self.changed_signal = self.edit_box.get_buffer().connect('changed', self.edit_box_changed_cb)
vc2.add(self.edit_box)
hc.add(vc2)
self.get_child().add(hc)
# Setup the shared objects
self.helper = SharingHelper(self)
self.helper.create_shared_object('counter', {
'changed': self.update_counter_cb
}, iv=0)
self.helper.create_shared_object('sdict', {
'changed': self.update_dict_cb
}, iv={'key1': 'first key/val'})
self.helper.create_shared_object('stext', {
'changed': self.update_text_cb,
'type': 'python' # or nothing to autotype to SharedText
}, iv='start of shared text')
# And show everything
self.show_all()
def counter_button_clicked_cb(self, info):
_logger.debug('Counter clicked')
self.helper['counter'] = self.helper['counter'] + 1
def update_counter_cb(self, val):
_logger.debug('update_counter_cb(): %r', val)
self.CounterLabel.set_text('%d' % (val))
def add_button_clicked_cb(self, info):
_logger.debug('Add clicked')
self.helper['sdict'][self.dict_key_box.get_text()] = self.dict_val_box.get_text()
self.dict_key_box.set_text('')
self.dict_val_box.set_text('')
def update_dict_cb(self, val):
_logger.debug('update_dict_cb(): %r', val)
str = ''
for k, v in val.iteritems():
str += "%s => %s\n" % (k, v)
self.dict_box.get_buffer().set_text(str)
def edit_box_changed_cb(self, tbuf):
_logger.debug('text_changed_cb(): changed')
self.helper['stext'] = tbuf.get_text(tbuf.get_start_iter(), tbuf.get_end_iter())
def update_text_cb(self, val):
_logger.debug('update_text_cb(): %s', val)
buf = self.edit_box.get_buffer()
# pos = buf.get_iter_at_offset(buf.get_property('cursor_position'))
buf.handler_block(self.changed_signal)
buf.set_text(val)
buf.handler_unblock(self.changed_signal)
# buf.place_cursor(pos)
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