Save and reload app.config(applicationSettings) at runtime

Question

I\'ve stored configuration of my application in the app.config, by Visual Studio I\'ve created some application key on the settings tab of project properties dialog, then I\

Answer 1

I did a some tests and here is result.

For auto generated class Settings the call of ConfigurationManager.RefreshSection("applicationSettings"); doesn't apply the modified values for members marked with ApplicationScopedSettingAttribute, it applies the changes to future calls via ConfigurationManager members (and not sure about UserScopedSettingAttribute).

Instead call Settings.Default.Reload();

Answer 2

You need to make a call to ConfigurationManager.RefreshSection in order to have the values re-read from disk.

Answer 3

Aleroot's code for updating values worked fine. In spite of Properties.Settings being write only (no set).

To refresh, this worked for me: ConfigurationManager.RefreshSection("applicationSettings");

But I'm using this to access the parameter: string test = Properties.Settings.Default.MyString; MessageBox.Show("Paramètres/Settings MyString = " + test);

Answer 4

What you want is accomplish able by creating an custom ConfigSection which allows you more control and allows you to change the name. Configuration manager has a refresh section which will allow you reload the data.