public void Add(Name name, PhoneNumber number)
{
enlargeIfFull();
this.names[used] = name;
this.phoneNumbers[used] = number;
this.used++;
}
private void findPhoneClick(object sender, RoutedEventArgs e)
{
string text = name.Text;
if (!String.IsNullOrEmpty(text))
{
Name personsName = new Name(text);
PhoneNumber personsPhoneNumber = this.phoneBook[personsName];
phoneNumber.Text = personsPhoneNumber.Text;
}
}
private void findByNameClick(object sender, RoutedEventArgs e)
{
// TODO:
string text = name.Text;
if (!String.IsNullOrEmpty(text)) {
Name personName = new Name(text);
PhoneNumber personPhoneNumber = this.phoneBook[personName];
phoneNumber.Text = String.IsNullOrEmpty(personPhoneNumber.Text) ? "Not Found" : personPhoneNumber.Text;
}
}
// TODO: write 2nd indexer here
public PhoneNumber this[Name name]
{
get {
int i = Array.IndexOf(this.names, name);
if (i != -1)
{
return this.phoneNumbers[i];
}
else {
return new PhoneNumber();
}
}
}
private void enlargeIfFull()
{
if (this.used == this.names.Length)
{
int bigger = used + 16;
Name[] moreNames = new Name[bigger];
this.names.CopyTo(moreNames, 0);
PhoneNumber[] morePhoneNumbers = new PhoneNumber[bigger];
this.phoneNumbers.CopyTo(morePhoneNumbers, 0);
this.names = moreNames;
this.phoneNumbers = morePhoneNumbers;
}
}