/// <summary>method: SendToBack
/// method to resequence arrayList so selected country is
/// drawn first
/// </summary>
/// <param name="aCountry"></param>
public void SendToBack(AnyCountry aCountry)
{
// first country flag drawn is at the back
// temp arrayList to resort flag so selected flag is drawn first
ArrayList sortList = new ArrayList();
// find index of flag to be drawn first
int max = countryList.IndexOf(aCountry);
// first flag i.e. flag to send to back
sortList.Add(aCountry);
// copy to sortList in correct sequence
for (int i = 0; i < max; i++)
{
sortList.Add(countryList[i]);
}
// copy sortList back to countryList
for (int i = 0; i < sortList.Count; i++)
{
countryList[i] = sortList[i];
}
UpdateViews();
}
/// <summary>method: BringToFront
/// method to resequence arrayList so selected country flag is
/// drawn last
/// </summary>
/// <param name="aCountry"></param>
public void BringToFront(AnyCountry aCountry)
{
// last country flag drawn is at the front
// temp arrayList to resort falg so selected flag is drawn last
ArrayList sortList = new ArrayList(countryList);
// find index of flag to be drawn last
int max = countryList.IndexOf(aCountry);
// find length of countryList array
int length = countryList.Count;
// copy countryList to sortList excluding selected country flag
for (int i = max + 1; i < length; i++)
{
sortList[i - 1] = countryList[i];
}
// last country flag i.e. flag to bring to front
sortList[length - 1] = countryList[max];
// copy sortList back to countryList
for (int i = 0; i < sortList.Count; i++)
{
countryList[i] = sortList[i];
}
UpdateViews();
}
/// <summary>method: UpdateCountry
/// update views
/// </summary>
/// <param name="aCountry"></param>
public void UpdateCountry(AnyCountry aCountry)
{
UpdateViews();
}
/// <summary>method: DeleteCountry
/// delete country and update views
/// </summary>
/// <param name="aCountry"></param>
public void DeleteCountry(AnyCountry aCountry)
{
countryList.Remove(aCountry);
UpdateViews();
}
/// <summary>method: AddCountry
/// add Country flag to the model and update views
/// </summary>
/// <param name="aCountry"></param>
public void AddCountry(AnyCountry aCountry)
{
countryList.Add(aCountry);
UpdateViews();
}