void ShowOptionsForm()
{
List<IPluginSettings> settingsList = GetSettingsList();
if (optionsForm == null)
optionsForm = new OptionsForm();
optionsForm.Settings = settingsList;
ResetSettings(settingsList);
if (optionsForm.ShowDialog(this) == DialogResult.OK)
{
SaveSettings(settingsList);
ApplySettings();
}
}