public List <NamedDataType> GetEventParameters()
{
if (EventHandlerType.IsLibType)
{
List <NamedDataType> pcs = new List <NamedDataType>();
ParameterInfo[] pifs = null;
MethodInfo mif = EventHandlerType.LibTypePointer.ClassType.GetMethod("Invoke");
pifs = mif.GetParameters();
if (pifs != null && pifs.Length > 0)
{
for (int i = 0; i < pifs.Length; i++)
{
pcs.Add(new ParameterClass(pifs[i].ParameterType, pifs[i].Name, this, new MethodInfoPointer(mif)));
}
}
return(pcs);
}
else
{
//use custom delegate type, it is a list of parameters
if (EventHandlerType.ClassTypePointer == null)
{
throw new DesignerException("Custom event handler type cannot be null");
}
CustomEventHandlerType ceht = EventHandlerType.ClassTypePointer as CustomEventHandlerType;
if (ceht == null)
{
throw new DesignerException("Invalid custom event handler type: {0}", EventHandlerType.ClassTypePointer.GetType().Name);
}
return(ceht.Parameters);
}
}
public ParameterInfo[] GetParameters()
{
if (EventHandlerType.IsLibType)
{
MethodInfo mif = EventHandlerType.LibTypePointer.ClassType.GetMethod("Invoke");
return(mif.GetParameters());
}
else
{
if (EventHandlerType.ClassTypePointer == null)
{
throw new DesignerException("GetParameters-Custom event handler type cannot be null");
}
CustomEventHandlerType ceht = EventHandlerType.ClassTypePointer as CustomEventHandlerType;
if (ceht == null)
{
throw new DesignerException("GetParameters-Invalid custom event handler type: {0}", EventHandlerType.ClassTypePointer.GetType().Name);
}
List <ParameterInfo> lst = new List <ParameterInfo>();
List <NamedDataType> ps = ceht.Parameters;
if (ps != null && ps.Count > 0)
{
foreach (NamedDataType p in ps)
{
lst.Add(new ParameterInfoX(p));
}
}
return(lst.ToArray());
}
}
public List <ParameterClass> GetParameters(IMethod method)
{
List <ParameterClass> pcs = new List <ParameterClass>();
if (EventHandlerType.IsLibType)
{
ParameterInfo[] pifs = null;
MethodInfo mif = EventHandlerType.LibTypePointer.ClassType.GetMethod("Invoke");
pifs = mif.GetParameters();
if (pifs != null && pifs.Length > 0)
{
for (int i = 0; i < pifs.Length; i++)
{
if (pifs[i].ParameterType.IsGenericParameter)
{
DataTypePointer dt = EventHandlerType.GetConcreteType(pifs[i].ParameterType);
if (dt != null)
{
pcs.Add(new ParameterClass(dt.BaseClassType, pifs[i].Name, this, new MethodInfoPointer(mif)));
continue;
}
}
pcs.Add(new ParameterClass(pifs[i].ParameterType, pifs[i].Name, this, new MethodInfoPointer(mif)));
}
}
}
else
{
//use custom delegate type, it is a list of parameters
if (EventHandlerType.ClassTypePointer == null)
{
throw new DesignerException("Custom event handler type cannot be null");
}
CustomEventHandlerType ceht = EventHandlerType.ClassTypePointer as CustomEventHandlerType;
if (ceht == null)
{
throw new DesignerException("Invalid custom event handler type: {0}", EventHandlerType.ClassTypePointer.GetType().Name);
}
if (ceht.Parameters != null)
{
foreach (NamedDataType ndt in ceht.Parameters)
{
pcs.Add(new ParameterClass(ndt.BaseClassType, ndt.Name, method));
}
}
}
return(pcs);
}
private string getHandlerTypeDisplay()
{
if (_handlerType == null)
{
return("(?)");
}
if (_handlerType.IsLibType)
{
MethodInfo mif = _handlerType.LibTypePointer.ClassType.GetMethod("Invoke");
return(MethodPointer.GetMethodSignature(mif, false));
}
else
{
CustomEventHandlerType ceht = _handlerType.ClassTypePointer as CustomEventHandlerType;
if (_handlerType.ClassTypePointer == null)
{
return("(?)");
}
if (ceht == null)
{
throw new DesignerException("Invalid custom event handler type:{0}", _handlerType.ClassTypePointer.GetType().Name);
}
StringBuilder sb = new StringBuilder("(");
if (ceht.ParameterCount > 0)
{
for (int i = 0; i < ceht.ParameterCount; i++)
{
if (i > 0)
{
sb.Append(", ");
}
sb.Append(ceht.Parameters[i].DataTypeName);
sb.Append(" ");
sb.Append(ceht.Parameters[i].Name);
}
}
sb.Append(")");
return(sb.ToString());
}
}
