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# tooltips.py: a replacement for the old style GTK tooltips API
# Copyright (C) 2008-2011 Stephen Fairchild (s-fairchild@users.sourceforge.net)
#
# 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 2 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 in the file entitled COPYING.
# If not, see <http://www.gnu.org/licenses/>.
import gi
from gi.repository import Gtk
class TooltipsGroup:
"""A central control point for tooltips."""
def __init__(self):
self.enabled = False
def set_tip(self, widget, tip_text):
widget.set_tooltip_window(None)
widget.connect("query-tooltip", self.cb_query_tooltip, tip_text)
widget.set_has_tooltip(True)
def enable(self):
self.enabled = True
def disable(self):
self.enabled = False
def cb_query_tooltip(self, widget, x, y, keyboard_mode, tooltip, tip_text):
label = Gtk.Label.new(tip_text)
label.set_line_wrap(True)
label.set_max_width_chars(80)
tooltip.set_custom(label)
label.show()
return self.enabled
# An application wide tooltips group.
MAIN_TIPS = TooltipsGroup()
# Global tip setting function.
def set_tip(widget, tip_text):
MAIN_TIPS.set_tip(widget, tip_text)
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