/usr/share/font-manager/ui/library.py is in font-manager 0.5.7-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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This module handles installation and removal of fonts
"""
# Font Manager, a font management application for the GNOME desktop
#
# Copyright (C) 2009, 2010 Jerry Casiano
#
# 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 3 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:
#
# Free Software Foundation, Inc.
# 51 Franklin Street, Fifth Floor
# Boston, MA 02110-1301, USA.
# Disable warnings related to gettext
# pylint: disable-msg=E0602
import gtk
import gobject
import logging
from os.path import isdir
from core import database
from constants import HOME, USER_LIBRARY_DIR, FONT_GLOBS, ARCH_GLOBS, \
USER_FONT_DIR
from utils.common import natural_sort, run_dialog
class InstallFonts(object):
"""
Bring up a dialog where user is allowed to select font files or archives
"""
def __init__(self, objects):
self.objects = objects
self.dialog = self.objects['FontInstallDialog']
self.dialog.set_current_folder(HOME)
# I can't seem to find an option in Glade to get this behavior?
self.dialog.connect('file-activated', lambda widget: widget.response(1))
filefilter = gtk.FileFilter()
filefilter.set_name(_('Font Manager supported types'))
for extension in FONT_GLOBS:
filefilter.add_pattern(extension)
if 'file-roller' in self.objects['AppCache']:
for extension in ARCH_GLOBS:
filefilter.add_pattern(extension)
self.dialog.add_filter(filefilter)
def _install_mad_fonts(self):
"""
Display a warning dialog.
"""
return run_dialog(dialog = self.objects['MadFontsWarning'])
def _show_missing_files(self, filelist):
"""
Present a dialog showing which files could not be located
"""
t_buffer = self.objects['FileMissingView'].get_buffer()
t_buffer.set_text('')
for filepath in filelist:
t_buffer.insert_at_cursor(filepath + '\n')
run_dialog(dialog = self.objects['FileMissingDialog'])
return
def process_install(self, filelist, library = USER_LIBRARY_DIR):
"""
Sort chosen files and copy them to an appropriate directory
"""
total = len(filelist)
if total < 1:
logging.error('No files to process...')
return
if total > 1000 and not self._install_mad_fonts():
return
self.objects.set_sensitive(False)
missing = self.objects['FontManager'].install_fonts(filelist, library,
self.objects.progress_callback)
self.objects.set_sensitive(True)
if missing and len(missing) > 0:
self._show_missing_files(missing)
self.objects.reload(True)
return
def run(self):
"""
Display dialog.
"""
filelist = None
response = self.dialog.run()
if response:
filelist = self.dialog.get_filenames()
# or this behavior...
if len(filelist) == 1 and isdir(filelist[0]):
self.dialog.set_current_folder(filelist[0])
self.run()
self.dialog.hide()
while gtk.events_pending():
gtk.main_iteration()
if filelist:
self.process_install(filelist)
return
class RemoveFonts(object):
"""
Display a dialog where user can select which fonts to delete.
"""
def __init__(self, objects):
self.objects = objects
self.remove_list = gtk.ListStore(gobject.TYPE_STRING)
self.dialog = self.objects['FontRemovalDialog']
self.dialog.connect('delete-event', self._on_quit)
self.remove_tree = self.objects['RemoveFontsTree']
self.remove_search = self.objects['RemoveSearchEntry']
self.remove_fonts = self.objects['RemoveFontsButton']
self.remove_fonts.connect('clicked', self._on_remove_fonts)
self.families = set()
self.column = gtk.TreeViewColumn(None, gtk.CellRendererText(), text=0)
self.remove_tree.get_selection().set_mode(gtk.SELECTION_MULTIPLE)
self.column.set_sort_column_id(0)
self.remove_tree.append_column(self.column)
self.remove_tree.set_search_entry(self.remove_search)
self.remove_search.connect('icon-press', self._on_clear_icon)
def _on_clear_icon(self, unused_widget, unused_x, unused_y):
"""
Clear search entry.
"""
self.remove_search.set_text('')
self.remove_tree.scroll_to_point(0, 0)
return
def _on_remove_fonts(self, unused_widget):
"""
Remove selected fonts from filesystem.
"""
selected_iters = []
selected_fonts = []
model, selected = self.remove_tree.get_selection().get_selected_rows()
for path in selected:
treeiter = model.get_iter(path)
val = model.get_value(treeiter, 0)
selected_iters.append(treeiter)
selected_fonts.append(val)
self.objects['FontManager'].remove_fonts(selected_fonts)
for treeiter in selected_iters:
self.remove_list.remove(treeiter)
while gtk.events_pending():
gtk.main_iteration()
# If someone chooses to remove a bunch of fonts all at once,
# this can hang the interface as it searches for the right row to select.
if len(selected_iters) <= 10:
still_valid = None
for treeiter in selected_iters:
still_valid = self.remove_list.iter_is_valid(treeiter)
if still_valid:
break
if still_valid:
new_path = self.remove_list.get_path(treeiter)
if (new_path[0] >= 0):
self.remove_tree.get_selection().select_path(new_path)
else:
path_to_select = self.remove_list.iter_n_children(None) - 1
if (path_to_select >= 0):
self.remove_tree.get_selection().select_path(path_to_select)
self.objects.update_family_total()
self.objects['Treeviews'].update_views()
self.objects['Main'].dirty = True
return
def _on_quit(self, unused_widget, unused_event):
"""
Hide the dialog.
"""
self.dialog.hide()
while gtk.events_pending():
gtk.main_iteration()
return True
def run(self):
"""
Show dialog.
"""
self.families.clear()
self.remove_tree.set_model(None)
self.remove_list.clear()
fonts = database.Table('Fonts')
families = fonts.get('*',
'owner="User" AND filepath LIKE "{0}%"'.format(USER_FONT_DIR))
fontdirs = tuple(self.objects['Preferences'].fontdirs)
active = self.objects['FontManager'].list_families()
for result in families:
if result['filepath'].startswith(fontdirs):
continue
elif result['family'] in active:
self.families.add(result['family'])
fonts.close()
for family in natural_sort(list(self.families)):
self.remove_list.append([family])
self.remove_tree.set_model(self.remove_list)
self.remove_tree.grab_focus()
self.dialog.show()
return
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