public void RemoveWarning(Warning warning)
{
try
{
Warnings.Remove(warning);
WarningsChanged?.Invoke(this);
}
catch (Exception e)
{
Debug.WriteLine(e);
}
}
public void AddWarning(Warning newWarning)
{
try
{
Warnings.Add(newWarning);
WarningsChanged?.Invoke(this);
}
catch (Exception e)
{
Debug.WriteLine(e);
}
}
/// <summary>
/// Notifies all listeners that the warnings for the specified property have changed. If the
/// <paramref name="propertyName"/> is <c>null</c> or <see cref="string.Empty"/>, the business
/// errors will be updated.
/// </summary>
/// <param name="propertyName">Name of the property.</param>
/// <param name="notifyHasWarnings">if set to <c>true</c>, the <see cref="HasWarnings"/> property will be notified as well.</param>
private void NotifyWarningsChanged(string propertyName, bool notifyHasWarnings)
{
if (string.IsNullOrEmpty(propertyName))
{
RaisePropertyChanged(WarningMessageProperty);
WarningsChanged.SafeInvoke(this, new DataErrorsChangedEventArgs(string.Empty));
}
else
{
RaisePropertyChanged(this, new PropertyChangedEventArgs(propertyName), false, true);
WarningsChanged.SafeInvoke(this, new DataErrorsChangedEventArgs(propertyName));
}
if (notifyHasWarnings)
{
RaisePropertyChanged("HasWarnings");
}
}
