private void completedTaskReport(object sender, EventArgs e) { List <Models.Task> tasks = TaskController.getListTasks(theUser.userID); if (tasks.Count == 0) { MessageBox.Show("It looks like you don't have any tasks right now"); return; } if (taskParameter == null) { taskParameter = new CompletedTaskParameterForm(theUser); taskParameter.StartPosition = FormStartPosition.CenterScreen; taskParameter.FormClosed += TaskParameter_FormClosed; taskParameter.ShowDialog(); } else { taskParameter.Activate(); } }