100 lines
3.3 KiB
Python
100 lines
3.3 KiB
Python
## src/gtkspell.py
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##
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## (C) 2008 Thorsten P. 'dGhvcnN0ZW5wIEFUIHltYWlsIGNvbQ==\n'.decode("base64")
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##
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## This file is part of Gajim.
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##
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## Gajim is free software; you can redistribute it and/or modify
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## it under the terms of the GNU General Public License as published
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## by the Free Software Foundation; version 3 only.
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##
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## Gajim is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU General Public License for more details.
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##
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## You should have received a copy of the GNU General Public License
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## along with Gajim. If not, see <http://www.gnu.org/licenses/>.
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import ctypes
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import ctypes.util
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import gtk
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gboolean = ctypes.c_int
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gchar_p = ctypes.c_char_p
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gerror_p = ctypes.c_void_p
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gobject_p = ctypes.c_void_p
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gtkspell_p = ctypes.c_void_p
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gtktextview_p = ctypes.c_void_p
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class PyGObject(ctypes.Structure):
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_fields_ = [
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("PyObject_HEAD", ctypes.c_byte * object.__basicsize__),
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("obj", gobject_p)
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]
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libgtkspell_path = ctypes.util.find_library("gtkspell")
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if libgtkspell_path == None:
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raise ImportError("libgtkspell not found")
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libgtkspell = ctypes.cdll.LoadLibrary(libgtkspell_path)
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libgtkspell.gtkspell_new_attach.restype = gtkspell_p
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libgtkspell.gtkspell_new_attach.argtypes = [gtktextview_p, gchar_p, gerror_p]
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libgtkspell.gtkspell_set_language.restype = gboolean
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libgtkspell.gtkspell_set_language.argtypes = [gtkspell_p, gchar_p, gerror_p]
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libgtkspell.gtkspell_recheck_all.argtypes = [gtkspell_p]
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libgtkspell.gtkspell_get_from_text_view.restype = gtkspell_p
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libgtkspell.gtkspell_get_from_text_view.argtypes = [gtktextview_p]
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libgtkspell.gtkspell_detach.argtypes = [gtkspell_p]
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def ensure_attached(func):
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def f(self, *args, **kwargs):
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if self.spell:
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func(self, *args, **kwargs)
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else:
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raise RuntimeError("Spell object is already detached")
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return f
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class Spell(object):
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def __init__(self, textview, language=None, create=True):
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if not isinstance(textview, gtk.TextView):
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raise TypeError("Textview must be derived from gtk.TextView")
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tv = PyGObject.from_address(id(textview)).obj
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spell = libgtkspell.gtkspell_get_from_text_view(tv)
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if create:
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if spell:
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raise RuntimeError("Textview has already a Spell obj attached")
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self.spell = libgtkspell.gtkspell_new_attach(tv, language, None)
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if not self.spell:
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raise OSError("Unable to attach spell object. "
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"Language: '%s'" % str(language))
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else:
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if spell:
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self.spell = spell
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else:
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raise RuntimeError("Textview has no Spell object attached")
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@ensure_attached
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def set_language(self, language):
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if libgtkspell.gtkspell_set_language(self.spell, language, None) == 0:
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raise OSError("Unable to set language '%s'" % str(language))
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@ensure_attached
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def recheck_all(self):
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libgtkspell.gtkspell_recheck_all(self.spell)
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@ensure_attached
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def detach(self):
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libgtkspell.gtkspell_detach(self.spell)
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self.spell = None
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def get_from_text_view(textview):
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return Spell(textview, create=False)
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