//adds a question to the question list box
private void addButton_Click(object sender, EventArgs e)
{
if (questionTextBox.Text == string.Empty || choice1TextBox.Text == string.Empty ||
choice2TextBox.Text == string.Empty || choice3TextBox.Text == string.Empty ||
choice4TextBox.Text == string.Empty)
{
MessageBox.Show("Please make sure all fields are entered");
return;
}
//new data in a Question object
// put question data in a DataEntryEventArgs object
Question tmpQuestion = new Question(questionTextBox.Text, choice1TextBox.Text, choice2TextBox.Text,
choice3TextBox.Text, choice4TextBox.Text, feedbackTextBox.Text, correctChoiceComboBox.SelectedIndex.ToString());
DataEntryEventArgs tmpArgs = new DataEntryEventArgs(tmpQuestion);
//clears the data in the text box so a new question can be added
if (NewQuestionCreated != null)
{
NewQuestionCreated(this, tmpArgs);
questionTextBox.Clear();
choice1TextBox.Clear();
choice2TextBox.Clear();
choice3TextBox.Clear();
choice4TextBox.Clear();
correctChoiceComboBox.SelectedItem = 1;
feedbackTextBox.Clear();
questionTextBox.Focus();
}
}
private void DataForm_NewQuestionCreated(object sender, EventArgs e)
{
DataEntryEventArgs tmpArgs = new DataEntryEventArgs(null);
//downcast to add the new question to the listbox
if (e is DataEntryEventArgs)
{
tmpArgs = (DataEntryEventArgs)e;
Question tmpQuestion = tmpArgs.Question;
questonlist.Add(tmpQuestion);
}
}
//updates the question and displays the question updated in the status label
private void UpdateForm_QuestionUpdated(object sennder, EventArgs e)
{
if (e is DataEntryEventArgs)
{
DataEntryEventArgs tmpArgs = (DataEntryEventArgs)e;
Question tmpQuestion = tmpArgs.Question;
statusLabel.Text = $"Question Updated - {tmpQuestion.MyQuestion}";
timer1.Enabled = true;
questonlist.ResetBindings();
}
}
//edits the question
private void editButton_Click(object sender, EventArgs e)
{
Question tmpQuestion = new Question(questionTextBox.Text, choice1TextBox.Text, choice2TextBox.Text,
choice3TextBox.Text, choice4TextBox.Text, feedbackTextBox.Text, correctChoiceComboBox.SelectedIndex.ToString());
Question.MyQuestion = questionTextBox.Text;
Question.Choice[0] = choice1TextBox.Text;
Question.Choice[1] = choice2TextBox.Text;
Question.Choice[2] = choice3TextBox.Text;
Question.Choice[3] = choice4TextBox.Text;
Question.Feedback = feedbackTextBox.Text;
Question.CorrectChoice = correctChoiceComboBox.SelectedIndex.ToString();
DataEntryEventArgs tmpArgs = new DataEntryEventArgs(tmpQuestion);
if (QuestionUpdated != null)
{
QuestionUpdated(this, tmpArgs);
}
this.Close();
}