public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
var gridLengthConverter = new GridLengthConverter();
var gridLengthRaw = gridLengthConverter.ConvertFrom(parameter);
if (gridLengthRaw == null)
throw new ArgumentException("Parameter must be convertable to GridLength");
var defaultGridLength = (GridLength)gridLengthRaw;
var boolValue = (bool) value;
return boolValue ? defaultGridLength : new GridLength(0);
}
/// <summary>
/// Converts the given object to the type of this converter, using the specified context and culture information.
/// </summary>
/// <param name="context">An <see cref="T:System.ComponentModel.ITypeDescriptorContext" /> that provides a format context.</param>
/// <param name="culture">The <see cref="T:System.Globalization.CultureInfo" /> to use as the current culture.</param>
/// <param name="value">The <see cref="T:System.Object" /> to convert.</param>
/// <returns>
/// An <see cref="T:System.Object" /> that represents the converted value.
/// </returns>
/// <exception cref="T:System.NotSupportedException">The conversion cannot be performed.</exception>
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
var s = value as string;
if (s != null)
{
var glc = new GridLengthConverter();
var c = new List<GridLength>();
foreach (var item in s.Split(SplitterChars))
{
c.Add((GridLength)glc.ConvertFrom(item));
}
return c;
}
return base.ConvertFrom(context, culture, value);
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
var converter = new System.Windows.GridLengthConverter();
return(converter.ConvertFrom(value));
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
return(internalGridLengthConverter.ConvertFrom(value));
}