public override void Reset()
{
this.state = APlusBState.EnterA;
this.a = 0;
this.b = 0;
this.error = null;
}
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);
}
});
}