protected override Boolean IsValid(CSSValue value)
{
if (value == CSSValue.Inherit)
{
return(true);
}
var values = value as CSSValueList ?? new CSSValueList(value);
var top = new CSSBorderTopWidthProperty();
var bottom = new CSSBorderBottomWidthProperty();
var right = new CSSBorderRightWidthProperty();
var left = new CSSBorderLeftWidthProperty();
if (values.Length == 1)
{
if (!CheckSingleProperty(top, 0, values))
{
return(false);
}
right.Value = left.Value = bottom.Value = top.Value;
}
else if (values.Length == 2)
{
if (!CheckSingleProperty(top, 0, values) || !CheckSingleProperty(right, 1, values))
{
return(false);
}
bottom.Value = top.Value;
left.Value = right.Value;
}
else if (values.Length == 3)
{
if (!CheckSingleProperty(top, 0, values) || !CheckSingleProperty(right, 1, values) || !CheckSingleProperty(bottom, 2, values))
{
return(false);
}
left.Value = right.Value;
}
else if (values.Length == 4)
{
if (!CheckSingleProperty(top, 0, values) || !CheckSingleProperty(right, 1, values) || !CheckSingleProperty(bottom, 2, values) || !CheckSingleProperty(left, 3, values))
{
return(false);
}
}
else
{
return(false);
}
_top = top;
_bottom = bottom;
_right = right;
_left = left;
return(true);
}
internal CSSBorderWidthProperty()
: base(PropertyNames.BorderWidth)
{
_inherited = false;
_top = new CSSBorderTopWidthProperty();
_right = new CSSBorderRightWidthProperty();
_bottom = new CSSBorderBottomWidthProperty();
_left = new CSSBorderLeftWidthProperty();
}