/// <summary>
/// Creates and adds a new section
/// to the question
/// </summary>
private void RemoveSection(int sectionNumber)
{
// Deletes any answer left by the user
DeleteStateAnswersForSection(sectionNumber);
// Decrement all user answers section numbers
for (int i = sectionNumber + 1; i < SectionCount; i++)
{
ChangeStateAnswersSection(i, i - 1);
}
// Update local section count and remove the Guid
// of the unwated question
SectionCount = SectionCount - 1;
SectionUids.RemoveAt(sectionNumber);
// Remove unwanted section
_sectionTable.Rows.RemoveAt((sectionNumber * 2));
_sectionTable.Rows.RemoveAt((sectionNumber * 2));
// Update web control's sections number
for (int i = sectionNumber; i < _sections.Count; i++)
{
_sections[i].SectionNumber = _sections[i].SectionNumber - 1;
}
}
/// <summary>
/// Returns the exsiting Uid of the section
/// if it doesnt exists creates a random
/// UId and store it in the viewstate collection
/// for futur postbacks
/// </summary>
virtual protected int GetSectionUid(int sectionNumber)
{
int sectionUid = -1;
if (SectionUids.Count <= sectionNumber)
{
for (int i = SectionUids.Count; i <= sectionNumber; i++)
{
sectionUid = GetUidForSection();
SectionUids.Add(sectionUid);
}
}
else
{
sectionUid = int.Parse(SectionUids[sectionNumber].ToString());
}
return(sectionUid);
}
/// <summary>
/// Inserts a new section at the given
/// section number
/// </summary>
virtual protected void InsertSection(int sectionNumber)
{
// increment all user answers section numbers
for (int i = SectionCount; i >= sectionNumber; i--)
{
ChangeStateAnswersSection(i, i + 1);
}
// Update web control's sections number
for (int i = sectionNumber; i < _sections.Count; i++)
{
_sections[i].SectionNumber = _sections[i].SectionNumber + 1;
}
// Insert a new Uid for the section
SectionUids.Insert(sectionNumber, GetUidForSection());
// Creates a new section
Section section = CreateSection(sectionNumber, GetSectionUid(sectionNumber));
_sections.Insert(sectionNumber, section);
_sectionTable.Rows.AddAt((sectionNumber) * 2, BuildRow(section, null));
_sectionTable.Rows.AddAt((sectionNumber) * 2, BuildRow(GetSectionOptions(sectionNumber, section.SectionUid), SectionOptionStyle));
}