DataGridView records disappear after closing form

Question

I have a datagridview that is not bound to a table in a database. The datagridview is being populated by the contents of a drop down list and a text box on a button click. I wan

Answer 1

You can write your OWN class and save it as a setting-property.

Class Settings:

namespace MyNamespace
{
    public class Settings
    {
        private ObservableCollection DataGridItemsProp;
        public ObservableCollection DataGridItems
        {
             get { return DataGridItemsProp; }
             set { DataGridItemsProp = value; }
        }
    }
}

Get and save your setting:

//get settings
var datagrid = Properties.Settings.Default.UserSettings;

//save settings
Properties.Settings.Default.UserSettings= datagrid;
Properties.Settings.Default.Save();