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# Copyright (C) 2009, Tutorius.org
#
# 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
import gtk, gtk.gdk
from sugar.tutorius.filters import EventFilter
from sugar.tutorius.properties import TStringProperty, TArrayProperty
from sugar.tutorius import overlayer
from sugar import profile
xo_line_color_profile = profile.get_color().get_stroke_color()
xo_fill_color_profile = profile.get_color().get_fill_color()
class MessageButtonNext(EventFilter):
"""
MessageButtonNext
"""
# set message
message = TStringProperty("Message")
# create the position as an array of fixed-size 2
position = TArrayProperty((0,0), 2, 2)
# set padding
padding = 40
def __init__(self, message=None, position=None, center_pos=False):
"""Constructor.
@param message message to display
@param position message position
"""
super(MessageButtonNext,self).__init__()
if position:
self.position = position
else:
# TODO: to be removed when creator supports editing properties on events
self.position = (300, 200)
if message:
self.message = message
self.overlay = None
self.msgnext = None
def install_handlers(self, callback, **kwargs):
"""install_handlers creates the message button next and shows it"""
super(MessageButtonNext,self).install_handlers(callback, **kwargs)
if not "activity" in kwargs:
raise TypeError("activity argument is Mandatory")
# get activity instance
self.activity = kwargs["activity"]
# get or inject overlayer
self.overlay = self.activity._overlayer
if not self.overlay:
self.overlay = self.activity._overlayer
btntext = "NEXT"
self.msgnext = MsgNext(text=self.message,btntext=btntext)
self.msgnext._btnnext.connect("clicked", self.btnnext_clicked)
# add space around minimum need size
wid_width, wid_height = self.msgnext.size_request()
self.msgnext.set_size_request(wid_width+MessageButtonNext.padding, wid_height+MessageButtonNext.padding)
# set position
x, y = self.position
self.msgnext.show()
self.overlay.put(self.msgnext, x, y)
self.overlay.queue_draw()
def remove_handlers(self):
"""remove handler removes the message button next"""
super(MessageButtonNext,self).remove_handlers()
if self.msgnext:
self.msgnext.destroy()
self.msgnext = None
def btnnext_clicked(self, widget):
self.do_callback()
__event__ = {
"name" : "MessageButtonNext",
"display_name" : "Message button next",
"icon" : "message-bubble",
"class" : MessageButtonNext,
"mandatory_props" : ["message"]
}
class MsgNext(gtk.EventBox):
"""
Create an EventBox
"""
def __init__(self, text, btntext):
"""
Creates an Event Box
"""
gtk.EventBox.__init__(self)
self.message = text
self.btnmessage = btntext
self.set_visible_window(True)
# create a vbox
self.box = gtk.VBox()
# create a label (set message to display)
self._label = gtk.Label()
self._text = "<b>%s</b>" % self.message
self._label.set_markup(self._text)
self._label.set_line_wrap(True)
self._colortext = gtk.gdk.color_parse("white")
self._label.modify_fg(gtk.STATE_NORMAL, self._colortext)
self._label.modify_fg(gtk.STATE_PRELIGHT, self._colortext)
self._label.modify_fg(gtk.STATE_ACTIVE, self._colortext)
self._label.modify_fg(gtk.STATE_INSENSITIVE, self._colortext)
self._label.show()
# create a hbox (holding button)
self._hbox = gtk.HBox()
# create a button inside hbox
self._btnnext = gtk.Button(self.btnmessage)
self._colorbtn = gtk.gdk.color_parse(xo_fill_color_profile)
self._btnnext.modify_bg(gtk.STATE_NORMAL, self._colorbtn)
self._btnnext.modify_bg(gtk.STATE_PRELIGHT, self._colorbtn)
self._btnnext.modify_bg(gtk.STATE_ACTIVE, self._colorbtn)
self._btnnext.show()
self._hbox.pack_end(self._btnnext, expand=False)
self._hbox.show()
self.box.pack_start(self._label, expand=True)
self.box.pack_start(self._hbox, expand=True)
self.box.show()
self.add(self.box)
self._colormsgnext = gtk.gdk.color_parse(xo_fill_color_profile)
self.modify_bg(gtk.STATE_NORMAL, self._colormsgnext)
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