private void SaveButtonClick(object sender, EventArgs e)
        {
            _settingsModel.UnlockPowerPlan = (PowerPlanModel)unlockProfileComboBox.SelectedItem;
            _settingsModel.LockPowerPlan   = (PowerPlanModel)lockedProfileComboBox.SelectedItem;


            foreach (IPlugin checkedPlugin in pluginListBox.Items)
            {
                KeyValuePair <IPlugin, bool> kvPair =
                    _settingsModel.Plugins.SingleOrDefault(x => x.Key.Name == checkedPlugin.Name);
                if (pluginListBox.CheckedItems.Contains(checkedPlugin))
                {
                    _settingsModel.Plugins[kvPair.Key] = true;
                    _pluginService.EnablePlugin(kvPair.Key);
                }
                else
                {
                    _settingsModel.Plugins[kvPair.Key] = false;
                    _pluginService.DisablePlugin(kvPair.Key);
                }
            }

            _settingsService.SaveSettings(_settingsModel);
        }