protected override void OnStartup(StartupEventArgs e)
{
ShutdownMode = ShutdownMode.OnExplicitShutdown;
var locationToCheck = FileLocation;
if (!locationToCheck.Exists)
{
new CreatingDefaultConfigurationFileWindow().ShowDialog();
using (var stream = GetDefaultAppConfigurationStream())
using (var output = locationToCheck.OpenWrite())
{
stream.CopyTo(output);
}
}
var exception = AppConfigurationSettings.Load(locationToCheck.FullName);
if (exception != null)
{
MessageBox.Show(
exception.ToString(),
"Exception while loading app configuration settings");
Shutdown();
return;
}
MainWindow = new MainWindow();
base.OnStartup(e);
}
public static Exception Load(string file)
{
try
{
Instance = new AppConfigurationSettings(file);
return(null);
}
catch (Exception e)
{
return(e);
}
}