topic.py

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#!/usr/bin/env python
 
# Copyright (c) 2011, Dorian Scholz, TU Darmstadt
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
#   * Redistributions of source code must retain the above copyright
#     notice, this list of conditions and the following disclaimer.
#   * Redistributions in binary form must reproduce the above
#     copyright notice, this list of conditions and the following
#     disclaimer in the documentation and/or other materials provided
#     with the distribution.
#   * Neither the name of the TU Darmstadt nor the names of its
#     contributors may be used to endorse or promote products derived
#     from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
 
from rqt_gui_py.plugin import Plugin
 
from .topic_widget import TopicWidget
 
 
class Topic(Plugin):
 
    def __init__(self, context):
        super(Topic, self).__init__(context)
        self.setObjectName('Topic')
 
        self._widget = TopicWidget(self)
 
        self._widget.start()
        if context.serial_number() > 1:
            self._widget.setWindowTitle(
                self._widget.windowTitle() + (' (%d)' % context.serial_number()))
        context.add_widget(self._widget)
 
    def shutdown_plugin(self):
        self._widget.shutdown_plugin()
 
    def save_settings(self, plugin_settings, instance_settings):
        self._widget.save_settings(plugin_settings, instance_settings)
 
    def restore_settings(self, plugin_settings, instance_settings):
        self._widget.restore_settings(plugin_settings, instance_settings)