# vim:set et sts=4 sw=4:
# -*- coding: utf-8 -*-
#
# ibus - The Input Bus
#
# Copyright (c) 2017 Takao Fujiwara <takao.fujiwara1@gmail.com>
# Copyright (c) 2017 Red Hat, Inc.
#
# 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, see <http://www.gnu.org/licenses/>.
# for python2
from __future__ import print_function
__all__ = (
"EmojiLangButton",
);
from gi.repository import Gtk
from gi.repository import GLib
from gi.repository import GObject
from gi.repository import IBus
import functools
import gettext
import i18n
import locale
import os
from icon import load_icon
from i18n import _, N_
ROW_TRAVEL_DIRECTION_NONE, \
ROW_TRAVEL_DIRECTION_FORWARD, \
ROW_TRAVEL_DIRECTION_BACKWARD = list(range(3))
class LanguageString:
def __init__(self, id, trans = ""):
self.id = id
self.trans = trans
class EmojiLangChooser(Gtk.Dialog):
__gtype_name__ = 'EmojiLangChooser'
__initial_languages = [ IBus.get_language_name('en_US'),
IBus.get_language_name('en_GB'),
IBus.get_language_name('de_DE'),
IBus.get_language_name('fr_FR'),
IBus.get_language_name('es_ES'),
IBus.get_language_name('zh_CN'),
IBus.get_language_name('ja_JP'),
IBus.get_language_name('ru_RU'),
IBus.get_language_name('ar_EG') ]
def __init__(self, id = None, transient_for = None):
super(EmojiLangChooser, self).__init__(
title = _("Select a language"),
transient_for = transient_for,
resizable = True)
buttons = (_("_Cancel"), Gtk.ResponseType.CANCEL,
_("_OK"), Gtk.ResponseType.APPLY)
self.add_buttons(*buttons)
if id == None:
id = 'en'
self.__id = id
self.__engines_for_lang = {}
self.__untrans_for_lang = {}
self.__langs = {}
self.__lang_list = []
self.__scrolled = Gtk.ScrolledWindow(
hscrollbar_policy = Gtk.PolicyType.NEVER,
vscrollbar_policy = Gtk.PolicyType.NEVER,
shadow_type = Gtk.ShadowType.IN,
margin_left = 6,
margin_right = 6,
margin_top = 6,
margin_bottom = 6)
self.vbox.add(self.__scrolled)
viewport = Gtk.Viewport()
self.__scrolled.add(viewport)
self.__list = Gtk.ListBox(vexpand = True,
halign = Gtk.Align.FILL,
valign = Gtk.Align.FILL)
viewport.add(self.__list)
self.__adjustment = self.__scrolled.get_vadjustment()
self.__list.set_adjustment(self.__adjustment)
self.__list.set_filter_func(self.__list_filter, None)
self.__list.connect('row-activated', self.__row_activated)
self.__showing_extra = False
self.__more_row = self.__more_row_new()
self.__load_lang_list()
self.__show_lang_rows()
self.show_all()
def __load_lang_list(self):
dictdir = os.path.dirname(__file__) + '/../dicts'
for filename in os.listdir(dictdir):
suffix = '.dict'
if not filename.endswith(suffix):
continue
lang_id = filename[0:len(filename) - len(suffix)]
prefix = 'emoji-'
if not lang_id.startswith(prefix):
continue
lang_id = lang_id[len(prefix):]
lang = LanguageString(lang_id, IBus.get_language_name(lang_id))
self.__lang_list.append(lang)
if len(self.__lang_list) == 0:
print("Not found dicts in %s" % dictdir, file=sys.stderr)
lang = LanguageString('en', IBus.get_language_name('en'))
self.__lang_list.append(lang)
return
def cmp_lang(a, b):
label_a = a.trans + a.id
label_b = b.trans + b.id
return (label_a > label_b) - (label_a < label_b)
self.__lang_list.sort(key = functools.cmp_to_key(cmp_lang))
loc = locale.getlocale()[0]
# None on C locale
if loc == None or loc == 'C':
loc = 'en_US'
index = 0
for lang in self.__lang_list:
# move current language to the first place
if lang.trans == IBus.get_language_name(loc):
self.__lang_list.remove(lang)
self.__lang_list.insert(index, lang)
index += 1
for lang in self.__lang_list:
# move English to the second place
if lang.trans == IBus.get_language_name('en'):
self.__lang_list.remove(lang)
self.__lang_list.insert(index, lang)
index += 1
def __list_filter(self, row, data):
if row.id == self.__id:
self.__list.select_row(row)
if row == self.__more_row:
return not self.__showing_extra
if not self.__showing_extra and row.is_extra:
return False
return True
def __row_activated(self, box, row):
if row == self.__more_row:
self.__show_more()
return
self.__id = row.id
def __padded_label_new(self, text, icon, alignment, direction):
hbox = Gtk.Box(orientation = Gtk.Orientation.HORIZONTAL)
if direction == ROW_TRAVEL_DIRECTION_BACKWARD:
rtl = (Gtk.Widget.get_default_direction() == \
Gtk.TextDirection.RTL)
if rtl:
arrow = Gtk.Image.new_from_icon_name(
'go-previous-rtl-symbolic', Gtk.IconSize.MENU)
else:
arrow = Gtk.Image.new_from_icon_name(
'go-previous-symbolic', Gtk.IconSize.MENU)
hbox.pack_start(arrow, False, True, 0)
if icon != None:
pixbuf = load_icon(icon, Gtk.IconSize.LARGE_TOOLBAR)
image = Gtk.Image(pixbuf = pixbuf)
hbox.pack_start(image, False, True, 0)
label = Gtk.Label(label = text)
label.set_halign(alignment)
label.set_valign(Gtk.Align.CENTER)
label.set_margin_left(20)
label.set_margin_right(20)
label.set_margin_top(6)
label.set_margin_bottom(6)
hbox.pack_start(label, True, True, 0)
return hbox
def __list_box_row_new(self, lang):
row = Gtk.ListBoxRow()
row.trans = lang.trans
row.id = lang.id
row.is_extra = False
return row
def __lang_row_new(self, lang, prev_lang):
row = self.__list_box_row_new(lang)
label = lang.trans
if lang.id == self.__id:
row.is_extra = False
elif prev_lang != None and label == prev_lang.trans:
label = "%s (%s)" % (lang.trans, lang.id)
row.is_extra = True
elif not self.__showing_extra and \
lang.trans not in self.__initial_languages:
row.is_extra = True
widget = self.__padded_label_new(label,
None,
Gtk.Align.CENTER,
ROW_TRAVEL_DIRECTION_NONE)
row.add(widget)
return row
def __more_row_new(self):
row = Gtk.ListBoxRow()
row.id = None
hbox = Gtk.Box(orientation = Gtk.Orientation.HORIZONTAL)
row.add(hbox)
row.set_tooltip_text(_("More…"))
arrow = Gtk.Image.new_from_icon_name('view-more-symbolic',
Gtk.IconSize.MENU)
arrow.set_margin_left(20)
arrow.set_margin_right(20)
arrow.set_margin_top(6)
arrow.set_margin_bottom(6)
arrow.set_halign(Gtk.Align.CENTER)
arrow.set_valign(Gtk.Align.CENTER)
hbox.pack_start(arrow, True, True, 0)
return row
def __set_fixed_size(self):
if self.__scrolled.get_policy()[0] == Gtk.PolicyType.AUTOMATIC:
return
(width, height) = self.get_size()
self.set_size_request(width, height)
self.__scrolled.set_policy(Gtk.PolicyType.AUTOMATIC,
Gtk.PolicyType.AUTOMATIC)
def __remove_all_children(self):
for l in self.__list.get_children():
self.__list.remove(l)
def __show_lang_rows(self):
self.__remove_all_children()
prev_lang = None
for lang in self.__lang_list:
row = self.__lang_row_new(lang, prev_lang)
self.__list.add(row)
prev_lang = lang
self.__list.add(self.__more_row)
self.__list.show_all()
self.__adjustment.set_value(self.__adjustment.get_lower())
self.__list.invalidate_filter()
self.__list.set_selection_mode(Gtk.SelectionMode.SINGLE)
def __show_more(self):
self.__set_fixed_size()
self.__showing_extra = True
self.__list.invalidate_filter()
def get_selected_lang(self):
return self.__id
class EmojiLangButton(Gtk.Button):
__gtype_name__ = 'EmojiLangButton'
__gproperties__ = {
'lang' : (
str,
'lang',
'lang for emojo-*.dict',
'en',
GObject.ParamFlags.READABLE | GObject.ParamFlags.WRITABLE)
}
def __init__(self):
super(EmojiLangButton, self).__init__()
self.__lang = ''
def do_get_property(self, prop):
if prop.name == 'lang':
return self.__lang
else:
raise AttributeError('unknown property %s' % prop.name)
def do_set_property(self, prop, value):
if prop.name == 'lang':
self.set_lang(value)
else:
raise AttributeError('unknown property %s' % prop.name)
def do_clicked(self):
dialog = EmojiLangChooser(id = self.__lang,
transient_for = self.get_toplevel())
id = dialog.run()
if id != Gtk.ResponseType.APPLY:
dialog.destroy()
return
self.set_lang(dialog.get_selected_lang())
dialog.destroy()
def set_lang(self, lang):
self.__lang = lang
self.notify("lang")
self.set_label(IBus.get_language_name(lang))
def get_lang(self, lang):
return self.__lang
GObject.type_register(EmojiLangButton)
if __name__ == "__main__":
dialog = EmojiLangChooser()
id = dialog.run()
if id != Gtk.ResponseType.APPLY:
dialog.destroy()
import sys
sys.exit(0)
print("Selected language:", dialog.get_selected_lang())