public void Showbuton()
{
for (int i = 0; i < listQuestion.Count; i++)
{
//show text button
Button bt = new Button();
bt.Text = (i + 1).ToString();
//add button to list
listButtonsQuestion.Add(bt);
//add button to panel
pnButton.Controls.Add(bt);
//add event when click button
bt.Click += Bt_Click;
//ad question from to list
QuestionFrom qs = new QuestionFrom(listQuestion[i], this, listQuestionForms, i);
listQuestionForms.Add(qs);
}
}
public void display(QuestionFrom s)
{
pnQuestion.Controls.Clear();
pnQuestion.Controls.Add(s);
}