/usr/share/sugar/activities/Write.activity/fontcombobox.py is in sugar-write-activity 99-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 | # Copyright (C) 2012 Gonzalo Odiard <gonzalo@laptop.org>
# Based in code form Flavio Danesse <fdanesse@activitycentral.com>
# and Ariel Calzada <ariel.calzada@gmail.com>
#
# 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 os
import shutil
from gettext import gettext as _
from gi.repository import Gtk
from gi.repository import GObject
from gi.repository import Gio
from sugar3.graphics.icon import Icon
from sugar3.graphics.palette import Palette, ToolInvoker
from sugar3.graphics.palettemenu import PaletteMenuBox
from sugar3.graphics.palettemenu import PaletteMenuItem
from sugar3.graphics import style
from sugar3 import env
DEFAULT_FONTS = ['Sans', 'Serif', 'Monospace']
USER_FONTS_FILE_PATH = env.get_profile_path('fonts')
GLOBAL_FONTS_FILE_PATH = '/etc/sugar_fonts'
class FontLabel(Gtk.Label):
def __init__(self, default_font='Sans'):
Gtk.Label.__init__(self)
self._font = None
self.set_font(default_font)
def set_font(self, font):
if self._font != font:
self.set_markup('<span font="%s">%s</span>' % (font, font))
class FontComboBox(Gtk.ToolItem):
__gsignals__ = {
'changed': (GObject.SignalFlags.RUN_LAST, None, ([])), }
def __init__(self):
self._palette_invoker = ToolInvoker()
Gtk.ToolItem.__init__(self)
self._font_label = FontLabel()
bt = Gtk.Button('')
bt.set_can_focus(False)
bt.remove(bt.get_children()[0])
box = Gtk.HBox()
bt.add(box)
icon = Icon(icon_name='font-text')
box.pack_start(icon, False, False, 10)
box.pack_start(self._font_label, False, False, 10)
self.add(bt)
self.show_all()
self._font_name = 'Sans'
# theme the button, can be removed if add the style to the sugar css
if style.zoom(100) == 100:
subcell_size = 15
else:
subcell_size = 11
radius = 2 * subcell_size
theme = "GtkButton {border-radius: %dpx;}" % radius
css_provider = Gtk.CssProvider()
css_provider.load_from_data(theme)
style_context = bt.get_style_context()
style_context.add_provider(css_provider,
Gtk.STYLE_PROVIDER_PRIORITY_USER)
# init palette
self._hide_tooltip_on_click = True
self._palette_invoker.attach_tool(self)
self._palette_invoker.props.toggle_palette = True
self.palette = Palette(_('Select font'))
self.palette.set_invoker(self._palette_invoker)
# load the fonts in the palette menu
self._menu_box = PaletteMenuBox()
self.props.palette.set_content(self._menu_box)
self._menu_box.show()
context = self.get_pango_context()
self._init_font_list()
tmp_list = []
for family in context.list_families():
name = family.get_name()
if name in self._font_white_list:
tmp_list.append(name)
for name in sorted(tmp_list):
self._add_menu(name, self.__font_selected_cb)
self._font_label.set_font(self._font_name)
def _init_font_list(self):
self._font_white_list = []
self._font_white_list.extend(DEFAULT_FONTS)
# check if there are a user configuration file
if not os.path.exists(USER_FONTS_FILE_PATH):
# verify if exists a file in /etc
if os.path.exists(GLOBAL_FONTS_FILE_PATH):
shutil.copy(GLOBAL_FONTS_FILE_PATH, USER_FONTS_FILE_PATH)
if os.path.exists(USER_FONTS_FILE_PATH):
# get the font names in the file to the white list
fonts_file = open(USER_FONTS_FILE_PATH)
# get the font names in the file to the white list
for line in fonts_file:
self._font_white_list.append(line.strip())
# monitor changes in the file
gio_fonts_file = Gio.File.new_for_path(USER_FONTS_FILE_PATH)
self.monitor = gio_fonts_file.monitor_file(
Gio.FileMonitorFlags.NONE, None)
self.monitor.set_rate_limit(5000)
self.monitor.connect('changed', self._reload_fonts)
def _reload_fonts(self, monitor, gio_file, other_file, event):
if event != Gio.FileMonitorEvent.CHANGES_DONE_HINT:
return
self._font_white_list = []
self._font_white_list.extend(DEFAULT_FONTS)
fonts_file = open(USER_FONTS_FILE_PATH)
for line in fonts_file:
self._font_white_list.append(line.strip())
# update the menu
for child in self._menu_box.get_children():
self._menu_box.remove(child)
child = None
context = self.get_pango_context()
tmp_list = []
for family in context.list_families():
name = family.get_name()
if name in self._font_white_list:
tmp_list.append(name)
for name in sorted(tmp_list):
self._add_menu(name, self.__font_selected_cb)
return False
def __font_selected_cb(self, menu, font_name):
self._font_name = font_name
self._font_label.set_font(font_name)
self.emit('changed')
def _add_menu(self, font_name, activate_cb):
label = '<span font="%s">%s</span>' % (font_name, font_name)
menu_item = PaletteMenuItem()
menu_item.set_label(label)
menu_item.connect('activate', activate_cb, font_name)
self._menu_box.append_item(menu_item)
menu_item.show()
def __destroy_cb(self, icon):
if self._palette_invoker is not None:
self._palette_invoker.detach()
def create_palette(self):
return None
def get_palette(self):
return self._palette_invoker.palette
def set_palette(self, palette):
self._palette_invoker.palette = palette
palette = GObject.property(
type=object, setter=set_palette, getter=get_palette)
def get_palette_invoker(self):
return self._palette_invoker
def set_palette_invoker(self, palette_invoker):
self._palette_invoker.detach()
self._palette_invoker = palette_invoker
palette_invoker = GObject.property(
type=object, setter=set_palette_invoker, getter=get_palette_invoker)
def set_font_name(self, font_name):
self._font_label.set_font(font_name)
def get_font_name(self):
return self._font_name
class FontSize(Gtk.ToolItem):
__gsignals__ = {
'changed': (GObject.SignalFlags.RUN_LAST, None, ([])), }
def __init__(self):
Gtk.ToolItem.__init__(self)
self._font_sizes = [8, 9, 10, 11, 12, 14, 16, 20, 22, 24, 26, 28, 36,
48, 72]
# theme the buttons, can be removed if add the style to the sugar css
# these are the same values used in gtk-widgets.css.em
if style.zoom(100) == 100:
subcell_size = 15
default_padding = 6
else:
subcell_size = 11
default_padding = 4
hbox = Gtk.HBox()
vbox = Gtk.VBox()
self.add(vbox)
# add a vbox to set the padding up and down
vbox.pack_start(hbox, True, True, default_padding)
self._size_down = Gtk.Button()
self._size_down.set_can_focus(False)
icon = Icon(icon_name='resize-')
self._size_down.set_image(icon)
self._size_down.connect('clicked', self.__font_sizes_cb, False)
hbox.pack_start(self._size_down, False, False, 5)
# TODO: default?
self._default_size = 12
self._font_size = self._default_size
self._size_label = Gtk.Label(str(self._font_size))
hbox.pack_start(self._size_label, False, False, 10)
self._size_up = Gtk.Button()
self._size_up.set_can_focus(False)
icon = Icon(icon_name='resize+')
self._size_up.set_image(icon)
self._size_up.connect('clicked', self.__font_sizes_cb, True)
hbox.pack_start(self._size_up, False, False, 5)
radius = 2 * subcell_size
theme_up = "GtkButton {border-radius:0px %dpx %dpx 0px;}" % (radius,
radius)
css_provider_up = Gtk.CssProvider()
css_provider_up.load_from_data(theme_up)
style_context = self._size_up.get_style_context()
style_context.add_provider(css_provider_up,
Gtk.STYLE_PROVIDER_PRIORITY_USER)
theme_down = "GtkButton {border-radius: %dpx 0px 0px %dpx;}" % (radius,
radius)
css_provider_down = Gtk.CssProvider()
css_provider_down.load_from_data(theme_down)
style_context = self._size_down.get_style_context()
style_context.add_provider(css_provider_down,
Gtk.STYLE_PROVIDER_PRIORITY_USER)
self.show_all()
def __font_sizes_cb(self, button, increase):
if self._font_size in self._font_sizes:
i = self._font_sizes.index(self._font_size)
if increase:
if i < len(self._font_sizes) - 1:
i += 1
else:
if i > 0:
i -= 1
else:
i = self._font_sizes.index(self._default_size)
self._font_size = self._font_sizes[i]
self._size_label.set_text(str(self._font_size))
self._size_down.set_sensitive(i != 0)
self._size_up.set_sensitive(i < len(self._font_sizes) - 1)
self.emit('changed')
def set_font_size(self, size):
if size not in self._font_sizes:
# assure the font assigned is in the range
# if not, assign one close.
for font_size in self._font_sizes:
if font_size > size:
size = font_size
break
if size > self._font_sizes[-1]:
size = self._font_sizes[-1]
self._font_size = size
self._size_label.set_text(str(self._font_size))
# update the buttons states
i = self._font_sizes.index(self._font_size)
self._size_down.set_sensitive(i != 0)
self._size_up.set_sensitive(i < len(self._font_sizes) - 1)
self.emit('changed')
def get_font_size(self):
return self._font_size
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