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# Copyright (C) 2012 Daniel Francis <francis@sugarlabs.org>
#
# This 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 the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#Python translation of Vte.
# http://git.gnome.org/browse/vte?h=vte-next
import logging
logger = logging.getLogger('SugarVteView')
from gi.repository import GObject
from gi.repository import Gtk
class WordCharRange:
start = None
end = None
class View(Gtk.Widget, Gtk.Scrollable):
char_width = 1
char_height = 2
char_ascent = 3
char_descent = 4
line_thickness = 1
underline_position = 1
strikethrough_position = 1
scroll_on_keystroke = True
def __init__(self):
GObject.GObject.__init__(self)
self.set_can_focus(True)
self.set_app_paintable(True)
self.set_redraw_on_allocate(False)
self.set_word_chars(None)
vadjustment = GObject.property(type=Gtk.Adjustment)
hadjustment = GObject.property(type=Gtk.Adjustment)
hscroll_policy = GObject.property(type=Gtk.ScrollablePolicy, default=Gtk.ScrollablePolicy.NATURAL)
vscroll_policy = GObject.property(type=Gtk.ScrollablePolicy, default=Gtk.ScrollablePolicy.NATURAL)
def set_word_chars(self, spec=None):
"""
@spec: a specification
When the user double-clicks to start selection, the terminal will extend
the selection on word boundaries. It will treat characters included in @spec
as parts of words, and all other characters as word separators. Ranges of
characters can be specified by separating them with a hyphen.
As a special case, if @spec is %NULL or the empty string, the terminal will
treat all graphic non-punctuation non-space characters as word characters.
"""
range = WordCharRange()
self.word_chars = []
if spec == None or spec[0] == '\0':
self.notify('word-chars')
ubuf = unicode(spec)
i = -1
while i < len(ubuf):
i += 1
if ubuf[i] == '-':
range.start = ubuf[i]
range.end = ubuf[i]
self.word_chars.append(range)
logger.debug('Word charset includes hypen')
continue
if ubuf[i] != '-' and ubuf[i + 1] != '-':
range.start = ubuf[i]
range.end = ubuf[i]
self.word_chars.append(range)
continue
if ubuf[i] != '-' and\
ubuf[i + 1] == u'-' and\
ubuf[i + 2] != u'-' and\
ubuf[i + 2] != unichr(0):
range.start = ubuf[i]
range.end = ubuf[i + 1]
self.word_chars.append(range)
continue
self.notify('word-chars')
if __name__ == "__main__":
view = View()
w = Gtk.Window()
w.connect('destroy', Gtk.main_quit)
w.add(view)
view.show()
w.show()
Gtk.main()
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