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# -*- coding: utf-8 -*-
#
# File: portato/gui/gtk/usetips.py
# This file is part of the Portato-Project, a graphical portage-frontend.
#
# Copyright (C) 2007 René 'Necoro' Neumann
# This is free software. You may redistribute copies of it under the terms of
# the GNU General Public License version 2.
# There is NO WARRANTY, to the extent permitted by law.
#
# Written by René 'Necoro' Neumann <necoro@necoro.net>
from portato.backend import system
from portato.backend.flags import invert_use_flag
from TreeViewTooltips import TreeViewTooltips
class UseTips (TreeViewTooltips):
"""This class handles the display of the so called use-tips,
i.e. the tooltips showing the actual use-flags."""
def __init__ (self, colno, cfg = None):
"""Constructor.
@param colno: the number of the column to check
@type colno: int
@param cfg: a config to look in, whether we should show the tips or not
@type cfg: Config"""
self.colno = colno
self.cfg = cfg
TreeViewTooltips.__init__(self)
def get_tooltip(self, view, column, path):
# check config
if self.cfg is not None:
if not self.cfg.get_boolean("useTips", "GTK"):
return None
store = view.get_model()
it = store.get_iter(path)
if store.iter_parent(it) is not None:
return self.__get_flags(store.get_value(it, self.colno))
else: # top items - ignore them
return None
def __get_flags(self, cpv):
pkg = system.new_package(cpv)
enabled = []
disabled = []
expanded = set()
pkg_flags = pkg.get_all_use_flags()
if not pkg_flags: # no flags - stop here
return None
pkg_flags.sort()
for use in pkg_flags:
exp = pkg.use_expanded(use)
if exp:
expanded.add(exp)
else:
if pkg.is_use_flag_enabled(use):
enabled.append(use)
else:
disabled.append(use)
string = ""
if enabled:
string = "<b>+%s</b>" % ("\n+".join(enabled),)
if len(disabled) > 0:
string = string + "\n"
if disabled:
string = string+"<i>- %s</i>" % ("\n- ".join(disabled),)
if expanded:
string = string+"\n\n"+"\n".join(expanded)
return string
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