public string _name; // if you have a property that does stuff, you can't use the auto implement option,
// so you have to make a field to hold the value outside of the property. convention is for "_" at the beginning of private fields.
public void ExitNow() // 2. This is what happens when the event method is called
{
ExitingEventArgs args = new ExitingEventArgs();
args.listName = _name;
args.listContents = shoppingList;
ExitingProgram(this, args);
}
static void OnExit(object sender, ExitingEventArgs args) // here's where the args are packaged. not su
{
ShoppingList shopList = new ShoppingList();
bool success = false;
int tries = 3;
while (!success && tries > 0)
{
try
{
using (StreamWriter outputFile = File.CreateText(@"c:\Created_Lists\" + args.listName + "-List.txt"))
{
shopList.PrintList(outputFile, args.listContents); // Some troube calling as the list itself was hard to access
}
using (StreamWriter outputFile = File.CreateText(@"c:\Created_Lists\" + args.listName + "-List.csv"))
{
shopList.CSVList(outputFile, args.listContents);
}
success = true;
}
catch (DirectoryNotFoundException)
{
Console.WriteLine($"The file wasn't saved. There may be illegal characters in your list name \"{args.listName}\". Try another (y/n)?");
string userResponse = Console.ReadLine().ToLower();
if (userResponse == "y" || userResponse == "yes")
{
Console.WriteLine("Enter the new name.");
args.listName = Console.ReadLine();
}
tries--;
if (tries <= 0)
{
Console.WriteLine("This didn't work. Sorry, closing without saving.");
}
}
catch (ArgumentException)
{
Console.WriteLine($"The file wasn't saved. There were illegal characters in your list name \"{args.listName}\". Try another (y/n)?");
string userResponse = Console.ReadLine().ToLower();
if (userResponse == "y" || userResponse == "yes")
{
Console.WriteLine("Enter the new name.");
args.listName = Console.ReadLine();
}
tries--;
if (tries <= 0)
{
Console.WriteLine("This didn't work. Sorry, closing without saving.");
}
}
catch (NotSupportedException)
{
Console.WriteLine($"The file wasn't saved. There may be illegal characters in your list name, probably at the beginning. \"{args.listName}\". Try another (y/n)?");
string userResponse = Console.ReadLine().ToLower();
if (userResponse == "y" || userResponse == "yes")
{
Console.WriteLine("Enter the new name.");
args.listName = Console.ReadLine();
}
tries--;
if (tries <= 0)
{
Console.WriteLine("This didn't work. Sorry, closing without saving.");
}
}
}
}
