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# Launcher.py Launches the program in Sugar environment
#
# Copyright (C) 2011 Laurent BERNABE
#
# 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
# St, Fifth Floor, Boston, MA 02110-1301 USA
from gettext import gettext as _
from sugar.activity import activity
from MenuActions import MenuActions
from TheDrawingAreaEventBox import TheDrawingAreaEventBox
import pygtk
pygtk.require('2.0')
import gtk
class Launcher(activity.Activity):
'''
Launcher for sugar bundle
'''
def __init__(self, handle):
'''
Constructor
'''
activity.Activity.__init__(self, handle)
# Be carefull on the callings order !!!
# => self.__wrapped_drawing_area is not defined before
# self.__createAndSetCanvas() call
# => self.__createAndSetToolbox need self.__menu_actions
self.__createAndSetCanvas()
self.__menu_actions = MenuActions(self.__wrapped_drawing_area)
self.__createAndSetToolbox()
def __createAndSetToolbox(self):
'''
Creates and sets the tool box
'''
toolbox = activity.ActivityToolbox(self)
self.__addDrawingToolbarIn(toolbox)
self.set_toolbox(toolbox)
toolbox.show_all()
def __createAndSetCanvas(self):
'''
Creates and set the Canvas
'''
self.__wrapped_drawing_area = TheDrawingAreaEventBox()
self.set_canvas(self.__wrapped_drawing_area)
self.show_all()
def __manageDrawingWrite(self, menu_item):
'''
Manages drawing->write menu
'''
if menu_item.get_active() :
self.__menu_actions.manageDrawingWrite()
def __manageDrawingRead(self, menu_item):
'''
Manages drawing->read menu
'''
if menu_item.get_active() :
self.__menu_actions.manageDrawingRead()
def __addDrawingToolbarIn(self, toolbox):
'''
Creates and add Drawing toolbar in toolbox
=> __addDrawingToolbarIn(toolbox)
'''
drawing_toolbar = gtk.Toolbar()
drawing_toolbar.set_style(gtk.TOOLBAR_ICONS)
#----------------------
drawing_toolbar_write_button = gtk.RadioToolButton(None, gtk.STOCK_MEDIA_RECORD)
drawing_toolbar_write_button.set_active(True)
drawing_toolbar_write_button.connect("clicked", self.__manageDrawingWrite )
drawing_toolbar.insert(drawing_toolbar_write_button, 0)
#---------------------
drawing_toolbar_read_button = gtk.RadioToolButton(drawing_toolbar_write_button, gtk.STOCK_MEDIA_PLAY)
drawing_toolbar_read_button.set_active(False)
drawing_toolbar_read_button.connect("clicked", self.__manageDrawingRead )
drawing_toolbar.insert(drawing_toolbar_read_button, 1)
#--------------------
toolbox.add_toolbar(_('Drawing'), drawing_toolbar)
drawing_toolbar.show_all()
def read_file(self, file_path):
'''
Manages sugar activity resume from entry journal
'''
read_text_file = open(file_path, 'r')
self.__wrapped_drawing_area.readFiguresFromTextFile(read_text_file)
read_text_file.close()
def write_file(self, file_path):
'''
Manages sugar activity journal entry updating
'''
self.metadata['mime_type'] = 'application/x-graph'
saved_text_file = open(file_path, 'w')
self.__wrapped_drawing_area.saveFiguresInTextFile(saved_text_file)
saved_text_file.close()
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