コード例 #1
0
 public override void Reset()
 {
     this.state = APlusBState.EnterA;
     this.a     = 0;
     this.b     = 0;
     this.error = null;
 }
コード例 #2
0
    private void InitializeStateActions()
    {
        this.stateActions = new Dictionary <APlusBState, StepActions>();
        this.stateActions.Add(APlusBState.EnterA,
                              new StepActions()
        {
            UpdateUI = () =>
            {
                this.view.Title        = this.error ?? "Enter A";
                this.view.Input        = this.a.ToString();
                this.view.Button1_Text = "Confirm A";
                this.view.Button2_Text = "Exit";
            },
            Do1 = () =>         // Confirm A
            {
                if (!Int32.TryParse(this.view.Input, out this.a))
                {
                    this.error = "A is in incorrect format. Enter A again";
                    return(this);
                }
                this.error = null;
                this.state = APlusBState.EnterB;
                return(this);
            },
            Do2 = () =>         // Exit
            {
                this.Reset();
                return(this.Parent);
            }
        });

        this.stateActions.Add(APlusBState.EnterB,
                              new StepActions()
        {
            UpdateUI = () =>
            {
                this.view.Title        = this.error ?? "Enter B";
                this.view.Input        = this.b.ToString();
                this.view.Button1_Text = "Confirm B";
                this.view.Button2_Text = "Back to A";
            },
            Do1 = () =>         // Confirm B
            {
                if (!Int32.TryParse(this.view.Input, out this.b))
                {
                    this.error = "B is in incorrect format. Enter B again";
                    return(this);
                }
                this.error = null;
                this.state = APlusBState.Result;
                return(this);
            },
            Do2 = () =>         // Back to a
            {
                this.state = APlusBState.EnterA;
                return(this);
            }
        });
        this.stateActions.Add(APlusBState.Result,
                              new StepActions()
        {
            UpdateUI = () =>
            {
                this.view.Title        = String.Format("The result of {0} + {1}", this.a, this.b);
                this.view.Output       = (this.a + this.b).ToString();
                this.view.Button1_Text = "Exit";
                this.view.Button2_Text = "Back";
            },
            Do1 = () =>         // Exit
            {
                this.Reset();
                return(this.Parent);
            },
            Do2 = () =>         // Back to B
            {
                this.state = APlusBState.EnterB;
                return(this);
            }
        });
    }