//==================================Additional functions====================================
//==========================================================================================
//Load data from sql server
public void loadData()
{
//Load topic
BOTopic bot = new BOTopic();
topicList = bot.ListAll();
cbbTopic.DataSource = topicList;
//Load questions and answers
BOQuestion boq = new BOQuestion();
BOAnswer boa = new BOAnswer();
answerList = boa.ListAll();
questionList = boq.ListAll();
for (int i = 0; i < questionList.Count; i++)
{
questionList[i].Answers = new List<Answer>();
for (int j = 0; j < answerList.Count; j++)
if (answerList[j].QCode == questionList[i].Code)
{
questionList[i].Answers.Add(answerList[j]);
}
}
}
//Save data to the sql database
public void saveData(Question q)
{
BOQuestion boq = new BOQuestion();
BOAnswer boa = new BOAnswer();
boq.Add(q);
}