Benutzer:MovGP0/WinForms/Validation
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WinForms Validation[Bearbeiten | Quelltext bearbeiten]
public partial class MainWindow
{
[Inject]
public MainWindowViewModel ViewModel
{
get { return (MainWindowViewModel)DataContext; }
set { DataContext = value; }
}
public MainWindow()
{
InitializeComponent();
}
}
public class MainWindowViewModel : IDataErrorInfo
{
[Inject]
public AbstractValidator<MainWindowViewModel> Validator { get; set; }
public string Name { get; set; }
#region IDataErrorInfo Members
string IDataErrorInfo.Error
{
get
{
return Validator != null
? string.Join(Environment.NewLine, Validator.Validate(this).Errors.Select(x => x.ErrorMessage).ToArray())
: string.Empty;
}
}
string IDataErrorInfo.this[string propertyName]
{
get
{
if (Validator != null)
{
var results = Validator.Validate(this, propertyName);
if (results != null
&& results.Errors.Count() > 0)
{
var errors = string.Join(Environment.NewLine, results.Errors.Select(x => x.ErrorMessage).ToArray());
return errors;
}
}
return string.Empty;
}
}
#endregion
}
References[Bearbeiten | Quelltext bearbeiten]
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