public virtual Boolean SetValue(PainContext EvalContext, String Name, Object Value)
{
Name = Name.ToUpper();
PainContext painContext = EvalContext as PainContext;
if (painContext == null)
{
return(false);
}
painContext.CurrentState.Object[Name] = Value;
return(true);
}
//////////////////////////////////////////////
public virtual ExpressionValue GetValue(
PainContext EvalContext,
String Name,
Boolean SeekForExtenders,
Boolean SeekForMethods,
Boolean SeekInContexts)
{
Name = Name.ToUpper();
PainContext painContext = EvalContext as PainContext;
if (painContext == null)
{
return(null);
}
// szukanie extender'a
if (SeekForExtenders)
{
ExpressionExtenderInfo extender = BuildinExtenders.FindByName(Name);
if (extender != null)
{
return(new ExpressionValue(extender));
}
}
// szukanie metody
if (SeekForMethods)
{
ExpressionMethodInfo method = BuildinMethods.FindByName(Name);
if (method != null)
{
return(new ExpressionValue(method));
}
}
if (SeekInContexts)
{
// szukanie po innych zmiennych
if (painContext.CurrentState != painContext.GlobalState)
{
if (painContext.CurrentState.Object != null &&
painContext.CurrentState.Object.Contains(Name))
{
return(new ExpressionValue(painContext.CurrentState.Object[Name]));
}
}
if (painContext.GlobalState.Object != null &&
painContext.GlobalState.Object.Contains(Name))
{
return(new ExpressionValue(painContext.GlobalState.Object[Name]));
}
}
/*for (var i = painContext.Stack.IndexOf(painContext.Current); i >= 0; i--)
* {
* PainState context = painContext.Stack[i];
*
* if ((context == painContext.Current || context.ContextType == PainContextType.GLOBAL) &&
* context.Object != null &&
* context.Object.Contains(Name))
* {
* return new ExpressionValue(context.Object[Name]);
* }
* }*/
// szukanie po globalnych zmiennych
/*if (painContext.GlobalContext.ContextType == PainContextType.GLOBAL)
* {
* if (painContext.GlobalContext.Object.Contains(Name))
* return new ExpressionValue(painContext.GlobalContext.Object[Name]);
* }*/
return(null);
}
