protected override void OnCreate(Bundle bundle) { base.OnCreate(bundle); // Set our view from the "main" layout resource SetContentView(Resource.Layout.AddGoalScreen); // Find all the controls taskDescriptionInput = FindViewById <EditText>(Resource.Id.taskDescriptionInput); taskDaysPerPeriodInput = FindViewById <EditText>(Resource.Id.taskDaysPerPeriodInput); daysInPeriodInput = FindViewById <EditText>(Resource.Id.daysInPeriodInput); periodsPerGoalInput = FindViewById <EditText>(Resource.Id.periodsPerGoalInput); rewardDescriptionInput = FindViewById <EditText>(Resource.Id.rewardDescriptionInput); Button addGoalButton = FindViewById <Button>(Resource.Id.addGoalButton); Button cancelButton = FindViewById <Button>(Resource.Id.cancelButton); addGoalButton.Click += delegate { // TODO: Handle missing/invalid input. String taskDescription = taskDescriptionInput.Text; taskDescription = String.IsNullOrWhiteSpace(taskDescription) ? GetString(Resource.String.default_taskname) : taskDescription; int taskDaysPerPeriod; Int32.TryParse(taskDaysPerPeriodInput.Text, out taskDaysPerPeriod); int daysInPeriod; Int32.TryParse(daysInPeriodInput.Text, out daysInPeriod); int periodsPerGoal; Int32.TryParse(periodsPerGoalInput.Text, out periodsPerGoal); String rewardDescription = rewardDescriptionInput.Text; Goal g = new Goal(taskDescription, taskDaysPerPeriod, daysInPeriod, periodsPerGoal, rewardDescription); GoalManager goalManager = GoalManager.getInstance(); goalManager.AddGoal(g); Finish(); }; cancelButton.Click += delegate { Finish(); }; }