/// <summary>Handles the PropertyChanged event of the DataContext control.</summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="PropertyChangedEventArgs"/> instance containing the event data.</param>
private void DataContext_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
switch (e.PropertyName)
{
case nameof(IAlphaSettings.AlphaValue):
NumericAlphaValue.Value = DataContext.AlphaValue;
ImageAlpha.Refresh();
break;
case nameof(IAlphaSettings.UpdateRange):
NumericMinAlpha.Value = DataContext.UpdateRange.Minimum;
NumericMaxAlpha.Value = DataContext.UpdateRange.Maximum;
break;
}
ValidateOk();
}