How to access app configuration from a .dll?

Question

I recently broke out a part of my winform app in a .dll. Some of the classes in that dll wants fetch/store user settings. The classes just used the VS generated Settings file s

Answer 1

For those who need to read settings from userDirectory/user.config, here is a solution:

Configuration config = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.PerUserRoamingAndLocal);
ConfigurationSectionGroup userSettings = config.GetSectionGroup("userSettings");
ClientSettingsSection settings = (ClientSettingsSection)userSettings.Sections.Get("[applicationName].Properties.Settings");
SettingElement elem = settings.Settings.Get([settingName]);
var sett = elem.Value.ValueXml.InnerText;