protected void Page_Load(object sender, EventArgs e)
{
QuestionProxy question = GetNextQuestion();
if (question != null)
{
QuestionLabel.Text = question.Text;
switch (question.Type)
{
case "text":
TextBox textBox = new TextBox();
textBox.ID = "AnswerTxtBox";
PlaceHolder1.Controls.Add(textBox);
break;
case "radio":
RadioButtonList radioButtonList = new RadioButtonList();
GetQuestionOptions(question.Id).ForEach(x => radioButtonList.Items.Add(new ListItem(x.Text)));
PlaceHolder1.Controls.Add(radioButtonList);
break;
case "checkbox":
CheckBoxList checkBox = new CheckBoxList();
List <QuestionOptionProxy> opts = GetQuestionOptions(question.Id);
opts.ForEach(x => checkBox.Items.Add(new ListItem(x.Text)));
checkBox.DataSource = opts;
PlaceHolder1.Controls.Add(checkBox);
break;
}
}
}
/// <summary>
/// Formats the question.
/// </summary>
/// <param name="q">The q.</param>
/// <returns>System.String.</returns>
private string FormatQuestion(QuestionProxy q)
{
switch (q.qtype)
{
case 0: //numeric
{
if (double.IsNegativeInfinity(q.minval) && double.IsPositiveInfinity(q.maxval))
return string.Empty;
else if (double.IsNegativeInfinity(q.minval)) //no lower bound
return string.Format("[<= {0}]", q.maxval.ToString("0.00"));
else if (double.IsPositiveInfinity(q.maxval)) //no lower bound
return string.Format("[>= {0}]", q.minval.ToString("0.00"));
else
return string.Format("[{0} -> {1}]", q.minval.ToString("0.00"), q.maxval.ToString("0.00"));
}
case 1: //categorical
{
StringBuilder sb = new StringBuilder();
sb.Append("[");
foreach (var c in q.categories)
{
sb.Append(c);
if(c != q.categories.Last())
sb.Append(" / ");
}
sb.Append("]");
return sb.ToString();
}
default: //textual
return string.Empty;
}
}
