/usr/share/alacarte/Alacarte/ItemEditor.py is in alacarte 3.10.0-1ubuntu2.
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 | # -*- coding: utf-8 -*-
# Alacarte Menu Editor - Simple fd.o Compliant Menu Editor
# Copyright (C) 2013 Red Hat, Inc.
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library 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
# Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import gettext
import os
import gi
gi.require_version('Gtk', '3.0')
from gi.repository import GLib, GObject, Gtk
from Alacarte import config, util
_ = gettext.gettext
EXTENSIONS = (".png", ".xpm", ".svg")
def try_icon_name(filename):
# Detect if the user picked an icon, and make
# it into an icon name.
if not filename.endswith(EXTENSIONS):
return filename
filename = filename[:-4]
theme = Gtk.IconTheme.get_default()
resolved_path = None
for path in theme.get_search_path():
if filename.startswith(path):
resolved_path = filename[len(path):].lstrip(os.sep)
break
if resolved_path is None:
return filename
parts = resolved_path.split(os.sep)
# icon-theme/size/category/icon
if len(parts) != 4:
return filename
return parts[3]
def get_icon_string(image):
filename = image.props.file
if filename is not None:
return try_icon_name(filename)
return image.props.icon_name
def strip_extensions(icon):
if icon.endswith(EXTENSIONS):
return icon[:-4]
else:
return icon
def set_icon_string(image, icon):
if GLib.path_is_absolute(icon):
image.props.file = icon
else:
image.props.icon_name = strip_extensions(icon)
DESKTOP_GROUP = GLib.KEY_FILE_DESKTOP_GROUP
# XXX - replace with a better UI eventually
class IconPicker(object):
def __init__(self, dialog, button, image):
self.dialog = dialog
self.button = button
self.button.connect('clicked', self.pick_icon)
self.image = image
def pick_icon(self, button):
chooser = Gtk.FileChooserDialog(title=_("Choose an icon"),
parent=self.dialog,
buttons=(Gtk.STOCK_CANCEL, Gtk.ResponseType.REJECT,
Gtk.STOCK_OK, Gtk.ResponseType.ACCEPT))
response = chooser.run()
if response == Gtk.ResponseType.ACCEPT:
self.image.props.file = chooser.get_filename()
chooser.destroy()
class ItemEditor(GObject.GObject):
ui_file = None
__gsignals__ = {
'response': (GObject.SIGNAL_RUN_FIRST, None, (bool,))
}
def __init__(self, parent, item_path):
GObject.GObject.__init__(self)
self.builder = Gtk.Builder()
self.builder.add_from_file(os.path.join(config.pkgdatadir, self.ui_file))
self.dialog = self.builder.get_object('editor')
self.dialog.set_transient_for(parent)
self.dialog.connect('response', self.on_response)
self.build_ui()
self.item_path = item_path
self.load()
self.resync_validity()
def build_ui(self):
raise NotImplementedError()
def get_keyfile_edits(self):
raise NotImplementedError()
def set_text(self, ctl, name):
try:
val = self.keyfile.get_string(DESKTOP_GROUP, name)
except GLib.GError:
pass
else:
self.builder.get_object(ctl).set_text(val)
def set_check(self, ctl, name):
try:
val = self.keyfile.get_boolean(DESKTOP_GROUP, name)
except GLib.GError:
pass
else:
self.builder.get_object(ctl).set_active(val)
def set_icon(self, ctl, name):
try:
val = self.keyfile.get_string(DESKTOP_GROUP, name)
except GLib.GError:
pass
else:
set_icon_string(self.builder.get_object(ctl), val)
def load(self):
self.keyfile = GLib.KeyFile()
try:
self.keyfile.load_from_file(self.item_path, util.KEY_FILE_FLAGS)
except GLib.GError:
pass
def save(self):
util.fillKeyFile(self.keyfile, self.get_keyfile_edits())
contents, length = self.keyfile.to_data()
with open(self.item_path, 'w') as f:
f.write(contents)
def run(self):
self.dialog.present()
def on_response(self, dialog, response):
if response == Gtk.ResponseType.OK:
self.save()
self.dialog.destroy()
self.emit('response', response == Gtk.ResponseType.OK)
class LauncherEditor(ItemEditor):
ui_file = 'launcher-editor.ui'
def build_ui(self):
self.icon_picker = IconPicker(self.dialog,
self.builder.get_object('icon-button'),
self.builder.get_object('icon-image'))
self.builder.get_object('exec-browse').connect('clicked', self.pick_exec)
self.builder.get_object('name-entry').connect('changed', self.resync_validity)
self.builder.get_object('exec-entry').connect('changed', self.resync_validity)
def resync_validity(self, *args):
name_text = self.builder.get_object('name-entry').get_text()
exec_text = self.builder.get_object('exec-entry').get_text()
valid = (name_text is not None and exec_text is not None)
self.builder.get_object('ok').set_sensitive(valid)
def load(self):
super(LauncherEditor, self).load()
self.set_text('name-entry', "Name")
self.set_text('exec-entry', "Exec")
self.set_text('comment-entry', "Comment")
self.set_check('terminal-check', "Terminal")
self.set_icon('icon-image', "Icon")
def get_keyfile_edits(self):
return dict(Name=self.builder.get_object('name-entry').get_text(),
Exec=self.builder.get_object('exec-entry').get_text(),
Comment=self.builder.get_object('comment-entry').get_text(),
Terminal=self.builder.get_object('terminal-check').get_active(),
Icon=get_icon_string(self.builder.get_object('icon-image')),
Type="Application")
def pick_exec(self, button):
chooser = Gtk.FileChooserDialog(title=_("Choose a command"),
parent=self.dialog,
buttons=(Gtk.STOCK_CANCEL, Gtk.ResponseType.REJECT,
Gtk.STOCK_OK, Gtk.ResponseType.ACCEPT))
response = chooser.run()
if response == Gtk.ResponseType.ACCEPT:
self.builder.get_object('exec-entry').set_text(chooser.get_filename())
chooser.destroy()
class DirectoryEditor(ItemEditor):
ui_file = 'directory-editor.ui'
def build_ui(self):
self.icon_picker = IconPicker(self.dialog,
self.builder.get_object('icon-button'),
self.builder.get_object('icon-image'))
self.builder.get_object('name-entry').connect('changed', self.resync_validity)
def resync_validity(self, *args):
name_text = self.builder.get_object('name-entry').get_text()
valid = (name_text is not None)
self.builder.get_object('ok').set_sensitive(valid)
def load(self):
super(DirectoryEditor, self).load()
self.set_text('name-entry', "Name")
self.set_text('comment-entry', "Comment")
self.set_icon('icon-image', "Icon")
def get_keyfile_edits(self):
return dict(Name=self.builder.get_object('name-entry').get_text(),
Comment=self.builder.get_object('comment-entry').get_text(),
Icon=get_icon_string(self.builder.get_object('icon-image')),
Type="Directory")
def test_editor(path):
if path.endswith('.directory'):
return DirectoryEditor(path)
elif path.endswith('.desktop'):
return LauncherEditor(path)
else:
raise ValueError("Invalid filename, %r" % (path,))
def test():
import sys
Gtk.Window.set_default_icon_name('alacarte')
editor = test_editor(sys.argv[1])
editor.dialog.connect('destroy', Gtk.main_quit)
editor.run()
Gtk.main()
if __name__ == "__main__":
test()
|