* @return MODEACTION_ALLOW to allow the mode, or MODEACTION_DENY to prevent the mode, also see the description of 'parameter'.
*/
virtual ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string ¶meter, bool adding); /* Can change the mode parameter as its a ref */
+
/**
* If your mode is a listmode, then this method will be called for displaying an item list, e.g. on MODE \#channel +modechar
* without any parameter or other modes in the command.
*/
virtual void OnParameterMissing(User* user, User* dest, Channel* channel);
+ /** Called when a user attempts to set a mode and the parameter is invalid.
+ * @param user The user issuing the mode change
+ * @param targetchannel Either the channel target or NULL if changing a user mode.
+ * @param targetuser Either the user target or NULL if changing a channel mode.
+ * @param parameter The invalid parameter.
+ */
+ virtual void OnParameterInvalid(User* user, Channel* targetchannel, User* targetuser, const std::string& parameter);
+
+
/**
* If your mode is a listmode, this method will be called to display an empty list (just the end of list numeric)
* @param user The user issuing the command