logger_level.py

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import roslib
roslib.load_manifest('rqt_logger_level')

from qt_gui.plugin import Plugin

from .logger_level_widget import LoggerLevelWidget
from .logger_level_service_caller import LoggerLevelServiceCaller


class LoggerLevel(Plugin):
    """
    rqt_logger_level plugin's main class. Creates a widget and a
    service caller object and displays the widget.
    """
    def __init__(self, context):
        """
        :param context: plugin context hook to enable adding widgets as a ROS_GUI pane, ''PluginContext''
        """
        super(LoggerLevel, self).__init__(context)
        self.setObjectName('LoggerLevel')
        self._service_caller = LoggerLevelServiceCaller()
        self._widget = LoggerLevelWidget(self._service_caller)

        if context.serial_number() > 1:
            self._widget.setWindowTitle(self._widget.windowTitle() + (' (%d)' % context.serial_number()))
        context.add_widget(self._widget)

    def shutdown_plugin(self):
        pass

    def save_settings(self, plugin_settings, instance_settings):
        # TODO: implement save functionality for the current logger states
        pass

    def restore_settings(self, plugin_settings, instance_settings):
        # TODO: implement restore functionality for the current logger states
        pass

    #def trigger_configuration(self):
        # Comment in to signal that the plugin has a way to configure it
        # Usually used to open a dialog to offer the user a set of configuration