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# -*- coding: utf-8 -*-
#
# Caribou - text entry and UI navigation application
#
# Copyright (C) 2009 Adaptive Technology Resource Centre
# * Contributor: Ben Konrath <ben@bagu.org>
# Copyright (C) 2009 Eitan Isaacson <eitan@monotonous.org>
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by the
# Free Software Foundation; either version 2.1 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 Lesser General Public License
# for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
import gtk
import virtkey
class CaribouPredicitionArea(gtk.HBox):
pass
# TODO validate keyboard by creating this object and catching exception
class CaribouKeyboard(gtk.Frame):
__gtype_name__ = "CaribouKeyboard"
def __init__(self, keyboard):
gtk.Frame.__init__(self)
self.set_shadow_type(gtk.SHADOW_NONE)
self._vk = virtkey.virtkey()
layouts, switch_buttons = [], []
for layout in keyboard.layouts:
layoutvbox = gtk.VBox(homogeneous=True)
layoutvbox.set_name(layout)
layout = getattr(keyboard, layout)
for row in layout:
rowhbox = gtk.HBox(homogeneous=True)
for key in row:
# check if the key is a simple str or a key defined by a tuple
if isinstance(key, str):
if key == "cf":
# configuration key
button = gtk.Button()
image = gtk.image_new_from_pixbuf(
button.render_icon(gtk.STOCK_PREFERENCES,
gtk.ICON_SIZE_BUTTON))
button.set_image(image)
button.set_name ("configuration")
switch_buttons.append(button)
else:
# single utf-8 character key
button = gtk.Button(key)
char = ord(key.decode('utf-8'))
button.connect("clicked", self.__send_unicode, char)
elif isinstance(key, tuple):
button = gtk.Button(key[0])
# check if this key is a layout switch key or not
if isinstance(key[1], str):
# switch layout key
# set layer name on button and save to process later
button.set_name(key[1])
switch_buttons.append(button)
else:
# regular key
button.connect("clicked", self.__send_keysym, key[1])
else:
pass #TODO throw error here
rowhbox.pack_start(button, expand=False, fill=True)
layoutvbox.pack_start(rowhbox, expand=False, fill=True)
layouts.append(layoutvbox)
# add preferences layout
image = gtk.Image()
image.set_from_icon_name("gnome-dev-keyboard", gtk.ICON_SIZE_BUTTON)
button = gtk.Button()
button.set_image(image)
button.set_name(layouts[0].get_name())
switch_buttons.append(button)
confhbox = gtk.HBox()
confhbox.pack_start(button)
confhbox.pack_start(gtk.Label("configuration coming soon"))
confvbox = gtk.VBox(homogeneous=True)
confvbox.pack_start(confhbox)
confvbox.pack_start(gtk.HBox())
confvbox.pack_start(gtk.HBox())
confvbox.set_name("configuration")
layouts.append(confvbox)
# connect the change layout buttons
for button in switch_buttons:
for layout in layouts:
if button.get_name() == layout.get_name():
button.connect("clicked", self.__change_layout, layout)
button.set_name("")
break
else:
print "ERROR" # TODO throw exception
# add the first layout and make it visible
self.add(layouts[0])
del layouts
del switch_buttons
self.show_all()
def __send_unicode(self, widget, data):
self._vk.press_unicode(data)
self._vk.release_unicode(data)
def __send_keysym(self, widget, data):
self._vk.press_keysym(data)
self._vk.release_keysym(data)
def __change_layout(self, widget, data):
self.remove(self.get_child())
self.add(data)
self.show_all()
if __name__ == "__main__":
# dynamically import keyboard file
import keyboards, sys
name = "keyboards." + keyboards.kbds[0]
__import__(name)
kbddef = sys.modules[name]
# create test window with keyboard
ckbd = CaribouKeyboard(kbddef)
window = gtk.Window(gtk.WINDOW_POPUP)
window.add(ckbd)
window.show_all()
gtk.main()
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