public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
{
VisibilityConverterMode mode = GetMode(parameter);
switch (mode)
{
case VisibilityConverterMode.VisibleIfTrue:
return((Visibility)value == Visibility.Visible);
case VisibilityConverterMode.VisibleIfNotTrue:
return((Visibility)value != Visibility.Visible);
default:
throw new InvalidOperationException("Invalid mode.");
}
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
if (value == null)
{
return(Visibility.Collapsed);
}
VisibilityConverterMode mode = GetMode(parameter);
switch (mode)
{
case VisibilityConverterMode.VisibleIfTrue:
return((bool)value ? Visibility.Visible : Visibility.Collapsed);
case VisibilityConverterMode.VisibleIfNotTrue:
return(!(bool)value ? Visibility.Visible : Visibility.Collapsed);
default:
throw new InvalidOperationException("Invalid mode.");
}
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
VisibilityConverterMode mode = GetMode(parameter);
switch (mode)
{
case VisibilityConverterMode.VisibleIfTrue:
return((bool)value ? Visibility.Visible : Visibility.Collapsed);
case VisibilityConverterMode.VisibleIfNotTrue:
return(!(bool)value ? Visibility.Visible : Visibility.Collapsed);
case VisibilityConverterMode.TrueIfVisible:
return((Visibility)value == Visibility.Visible);
case VisibilityConverterMode.TrueIfNotVisible:
return((Visibility)value != Visibility.Visible);
default:
string message = string.Format("Invalid mode: {0}", mode);
throw new Exception(message);
}
}
