protected bool ValidCompare(ExpressionValue expressionValue, ExpressionOperator op)
{
return(ExpressionOperators.Comparison.Contains(op) && CompatibleOperators.Contains(op));
}
protected bool ValidCombine(ExpressionValue expressionValue, ExpressionOperator op)
{
return(CompatibleTypes.Contains(expressionValue.ExpressionType) && CompatibleOperators.Contains(op));
}
public abstract ExpressionValue Combine(ExpressionValue expressionValue, ExpressionOperator op);
public abstract TypedExpressionValue <bool> Compare(ExpressionValue expressionValue, ExpressionOperator op);
/// <summary>
/// Combines the dependend widgetIDs
/// </summary>
/// <param name="expressionValue">Expression to combine with</param>
/// <returns>Combined widgetIDs</returns>
protected string[] CombineWidgets(ExpressionValue expressionValue)
{
// Create a list of unique widgetIDs
return(UsedWidgetIDs.Concat(expressionValue.UsedWidgetIDs).Distinct().ToArray());
}
