internal static string CreateUniqueMethodName(IComponent component, string propName, System.Type delegateType)
{
IServiceProvider serviceProvider = component.Site;
if (serviceProvider == null)
{
throw new ArgumentException("component");
}
IDesignerHost host = serviceProvider.GetService(typeof(IDesignerHost)) as IDesignerHost;
if (host == null)
{
throw new InvalidOperationException(SR.GetString("General_MissingService", new object[] { typeof(IDesignerHost).FullName }));
}
if (((ITypeProvider)serviceProvider.GetService(typeof(ITypeProvider))) == null)
{
throw new InvalidOperationException(SR.GetString("General_MissingService", new object[] { typeof(ITypeProvider).FullName }));
}
string name = null;
IReferenceService service = serviceProvider.GetService(typeof(IReferenceService)) as IReferenceService;
if (service != null)
{
name = service.GetName(component);
}
else
{
ISite site = component.Site;
if (site != null)
{
name = site.Name;
}
}
if (name == null)
{
name = component.GetType().Name;
}
name = (name.Replace('.', '_').Replace('/', '_') + "_" + propName).Replace('(', '_').Replace(')', '_').Replace(" ", "");
DelegateTypeInfo info = new DelegateTypeInfo(delegateType);
Activity rootComponent = host.RootComponent as Activity;
if (rootComponent == null)
{
Activity activity2 = component as Activity;
throw new InvalidOperationException(SR.GetString("Error_CantCreateMethod", new object[] { (activity2 != null) ? activity2.QualifiedName : string.Empty }));
}
System.Type dataSourceClass = Helpers.GetDataSourceClass(rootComponent, serviceProvider);
if (dataSourceClass == null)
{
throw new InvalidOperationException(SR.GetString("Error_CantCreateMethod", new object[] { rootComponent.QualifiedName }));
}
BindingFlags bindingAttr = BindingFlags.FlattenHierarchy | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static | BindingFlags.Instance;
MethodInfo[] methods = dataSourceClass.GetMethods(bindingAttr);
ArrayList list = new ArrayList();
foreach (MethodInfo info2 in methods)
{
if (info2.GetParameters().Length != info.Parameters.Length)
{
continue;
}
bool flag = true;
for (int i = 0; i < info.Parameters.Length; i++)
{
ParameterInfo info3 = info2.GetParameters()[i];
CodeParameterDeclarationExpression expression = info.Parameters[i];
FieldDirection direction = expression.Direction;
if ((((direction == FieldDirection.In) && !info3.IsIn) || ((direction == FieldDirection.Out) && !info3.IsOut)) || (((direction == FieldDirection.Ref) && (!info3.IsIn || !info3.IsOut)) || !Helpers.TypesEqual(expression.Type, info3.ParameterType)))
{
flag = false;
break;
}
}
if (flag)
{
list.Add(info2.Name);
}
}
int num2 = 0;
bool flag2 = true;
string strB = name;
MemberInfo[] members = dataSourceClass.GetMembers();
while (flag2 && (num2 < 0x7fffffff))
{
flag2 = false;
foreach (string str3 in list)
{
if (string.Compare(str3, strB, StringComparison.OrdinalIgnoreCase) == 0)
{
flag2 = true;
break;
}
}
if (!flag2)
{
foreach (MemberInfo info4 in members)
{
if (!(info4 is MethodInfo) && (string.Compare(info4.Name, strB, StringComparison.OrdinalIgnoreCase) == 0))
{
flag2 = true;
break;
}
}
}
if (!flag2)
{
MethodInfo info5 = host.RootComponent.GetType().GetMethod(strB, bindingAttr, null, info.ParameterTypes, null);
if ((info5 != null) && !info5.IsPrivate)
{
flag2 = true;
}
}
if (flag2)
{
strB = name + "_" + ++num2.ToString(CultureInfo.InvariantCulture);
}
}
return(strB);
}