public void removeRecur(int pos)
{
if (pos == s.Length)
{
if (stack.Count == 0)
{
int newStringLength = marked.Sum(i => i ? 1 : 0);
if (newStringLength >= maxLengthString)
{
string cad = buildString();
if (newStringLength > maxLengthString)
{
maxLengthString = newStringLength;
Retval.Clear();
}
Retval.Add(cad);
}
}
return;
}
if (s[pos] != '(' && s[pos] != ')')
{
marked[pos] = true;
removeRecur(pos + 1);
marked[pos] = false;
return;
}
//take parentheses
if (s[pos] == '(')
{
stack.Push(pos);
marked[pos] = true;
removeRecur(pos + 1);
marked[pos] = false;
stack.Pop();
}
else if (stack.Count != 0)
{
stack.Pop();
marked[pos] = true;
removeRecur(pos + 1);
marked[pos] = false;
stack.Push('(');
}
//skip parentheses
removeRecur(pos + 1);
}
private async void DeleteProperty(object obj)
{
var name = "this property";
if (Address?.Street1 != null && Address?.Street1.Length > 0)
{
name = Address?.Street1;
}
bool confirm = await DisplayAlert("Question", "Are you sure you want to delete " + name + "?", "Yes", "No");
if (!confirm)
{
return;
}
Retval.SetResult(null);
await PopAsync();
}
protected override async void OKPressed(object obj)
{
Address address = AddressViewModel.ValidateAndGetAddress();
if (address == null)
{
return;
}
if (!Validate())
{
return;
}
Property p = ReverseMap();
p.Address = address;
Retval.SetResult(p);
await PopAsync();
}
