private HookMetaData BuildMethodHookType(HookAttribute hookAttrib, MethodInfo method)
{
if (method.GetParameters().Any())
{
var message = string.Format("Method {0} on class {1} may not have any parameters.", method.Name, method.DeclaringType.Name);
throw new ArgumentException(message, "method");
}
return(new MethodHookMetaData(method, hookAttrib));
}
private HookMetaData BuildDelegateHookType(HookAttribute hookAttrib, FieldInfo @delegate)
{
if (@delegate.FieldType != typeof(Action))
{
var message = string.Format("Field {0} with attribute {1} must be of type SystemAction.", @delegate.Name, hookAttrib.GetType().Name);
throw new ArgumentException(message, "delegate");
}
var obj = GetInstance(@delegate);
var action = (Action)@delegate.GetValue(obj);
return(new DelegateHookMetaData(action, hookAttrib));
}
protected HookMetaData(HookAttribute hookAttrib)
{
HookAttrib = hookAttrib;
}
public MethodHookMetaData(MethodInfo method, HookAttribute hookAttrib)
: base(hookAttrib)
{
this.method = method;
instance = Activator.CreateInstance(method.DeclaringType);
}
public DelegateHookMetaData(Action action, HookAttribute hookAttrib)
: base(hookAttrib)
{
this.action = action;
}
