/// <summary>
/// Handles the Click event of the Add_Button control, create Add dialog object.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
private void Add_Button_Click(object sender, EventArgs e)
{
QuestionAttributes Add = new QuestionAttributes(DataBase);
Add.ShowDialog();
Update();//update data grid view with new data when add dialog close
}
/// <summary>
/// Handles the Click event of the Edit_Button control, create Edit dialog object.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
private void Edit_Button_Click(object sender, EventArgs e)
{
try
{
if (!IsListEmpty())//check if list box is empty to return index of selected row
{
if (DatabaseListBox.SelectedIndices.Count == 1)
{
Create_Question();
QuestionAttributes Edit = new QuestionAttributes(question, DataBase);
Edit.ShowDialog();
Update();//update data grid view with new data when add dialog close
}
else if (DatabaseListBox.SelectedIndices.Count == 0)
{
MessageBox.Show("No question selected", "Incomplete", MessageBoxButtons.OK, MessageBoxIcon.Error);//in case database is empty
Print_Errors("No question selected");
}
else
{
MessageBox.Show("Please select one question to edit", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
Print_Errors("Please select one question to edit");
}
}
else
{
MessageBox.Show("No questions to edit", "Incomplete", MessageBoxButtons.OK, MessageBoxIcon.Error);//if data grid view or database contian no records
Print_Errors("No questions to edit");
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
Print_Errors(ex.Message, ex);
}
}
