title: Check Uncheck Checkbox column in Devexpres grid in Winform
body: <p>Hello developers I am using VS 2010 .I have a dev express grid in which I have a checkbox column.The problem is When i check the checkbox it gets checked but when i move to any other cell or column the checkbox gets automatically unchecked.Till now my code is as follows</p>
  
  <pre><code> if (e.Column.ToString()=="Active" )
              {
  
                  RepositoryItemCheckEdit edit = UserInfoGridView.GridControl.RepositoryItems.Add("CheckEdit") as RepositoryItemCheckEdit;
  
  
                  column = e.Column;
                  column.OptionsColumn.AllowSort = DevExpress.Utils.DefaultBoolean.False;
                  column.Visible = true;
                  column.VisibleIndex = 3;
                  column.FieldName = "CheckMarkSelection";
                  column.Caption = "Active";
                  column.OptionsColumn.ShowCaption = true;
                  column.OptionsColumn.AllowEdit = true;
                  column.OptionsColumn.AllowSize = false;
  
  
                  column.UnboundType = DevExpress.Data.UnboundColumnType.Boolean;
  
                  column.ColumnEdit = edit;
  
              }
  </code></pre>