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# Copyright 2008 by Kate Scheppke and Wade Brainerd.
# This file is part of Typing Turtle.
#
# Typing Turtle 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 3 of the License, or
# (at your option) any later version.
#
# Typing Turtle 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 Typing Turtle. If not, see <http://www.gnu.org/licenses/>.
"""Typing Turtle - Interactive typing tutor for Sugar."""
# Import standard Python modules.
import logging, os, math, time, copy, locale, datetime, random, re
from gettext import gettext as _
import json
# Set up remote debugging.
#import dbgp.client
#dbgp.client.brkOnExcept(host='192.168.1.104', port=12900)
# there is need to set up localization.
# since sugar3.activity.main already seted up gettext envronment
#locale.setlocale(locale.LC_ALL, '')
from gi.repository import Gtk
# Import Sugar UI modules.
import sugar3.activity.activity
from sugar3.graphics import *
from sugar3.graphics import toolbutton
from sugar3 import profile
from sugar3.graphics.toolbarbox import ToolbarBox
from sugar3.activity.widgets import StopButton
from sugar3.activity.widgets import ActivityToolbarButton
# Initialize logging.
log = logging.getLogger('Typing Turtle')
log.setLevel(logging.DEBUG)
logging.basicConfig()
# Change to bundle directory.
bundle_path = sugar3.activity.activity.get_bundle_path()
os.chdir(bundle_path)
# Set correct DPI for Rsvg and Screen
from gi.repository import PangoCairo
def _get_screen_dpi():
xft_dpi = Gtk.Settings.get_default().get_property('gtk-xft-dpi')
dpi = float(xft_dpi / 1024)
logging.debug('Setting dpi to: %f', dpi)
# HACK: if the DPI detected is 200.0 it seems we are on an XO, so
# we return 133 because the XO manage its resolution in a complex
# way. More information here:
# http://wiki.laptop.org/go/Display
if 200 == int(dpi):
return 133
return dpi
dpi = _get_screen_dpi()
font_map_default = PangoCairo.font_map_get_default()
font_map_default.set_resolution(dpi)
# Import activity modules.
import mainscreen, editlessonlistscreen
# This is the main Typing Turtle activity class.
#
# It owns the main application window, and all the various toolbars and options.
# Activity Screens are stored in a stack, with the currently active screen on top.
class TypingTurtle(sugar3.activity.activity.Activity):
def __init__ (self, handle):
sugar3.activity.activity.Activity.__init__(self, handle)
self.set_title(_("Typing Turtle"))
self.max_participants = 1
self.build_toolbox()
self.screens = []
self.screenbox = Gtk.VBox()
self.nick = profile.get_nick_name()
self.wordlist = []
# All data which is saved in the Journal entry is placed in this dictionary.
self.data = {
'motd': 'welcome',
'history': [],
'medals': {}
}
# This calls the read_file method when restoring from the Journal.
self.set_canvas(self.screenbox)
# Start with the main screen.
self.mainscreen = mainscreen.MainScreen(self)
self.push_screen(self.mainscreen)
self.show_all()
self.editorbtn = sugar3.graphics.toolbutton.ToolButton('view-source')
self.editorbtn.set_tooltip(_("Edit Lessons"))
self.editorbtn.connect('clicked', self.editor_clicked_cb)
activity_toolbar = self.toolbar_box.toolbar
activity_toolbar.insert(self.editorbtn, 1)
self.editorbtn.show_all()
def build_toolbox(self):
self.toolbar_box = ToolbarBox()
activity_button = ActivityToolbarButton(self)
self.toolbar_box.toolbar.insert(activity_button, 0)
activity_button.show()
separator = Gtk.SeparatorToolItem()
separator.props.draw = False
separator.set_expand(True)
self.toolbar_box.toolbar.insert(separator, -1)
self.toolbar_box.toolbar.insert(StopButton(self), -1)
self.set_toolbar_box(self.toolbar_box)
self.toolbar_box.show_all()
def editor_clicked_cb(self, btn):
self.push_screen(editlessonlistscreen.EditLessonListScreen(self, self.mainscreen.lessons))
def push_screen(self, screen):
if len(self.screens):
oldscreen = self.screens[-1]
try:
oldscreen.leave()
except:
pass
self.screenbox.remove(oldscreen)
self.screenbox.pack_start(screen, True, True, 0)
self.screens.append(screen)
try:
screen.enter()
except:
pass
def pop_screen(self):
oldscreen = self.screens.pop()
try:
oldscreen.leave()
except:
pass
self.screenbox.remove(oldscreen)
if len(self.screens):
screen = self.screens[-1]
try:
screen.enter()
except:
pass
self.screenbox.pack_start(screen, True, True, 0)
def add_history(self, entry):
self.data['history'].append(entry)
def read_file(self, file_path):
if self.metadata['mime_type'] != 'text/plain':
return
fd = open(file_path, 'r')
try:
text = fd.read()
self.data = json.loads(text)
if self.data.has_key('lessons'):
self.mainscreen.lessons = self.data['lessons']
finally:
fd.close()
self.mainscreen.show_next_lesson()
def write_file(self, file_path):
if not self.metadata['mime_type']:
self.metadata['mime_type'] = 'text/plain'
fd = open(file_path, 'w')
try:
self.data['lessons'] = self.mainscreen.lessons
text = json.dumps(self.data)
fd.write(text)
finally:
fd.close()
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