Error: cannot implicitly convert expression

Agustin wolftein1 at gmail.com
Tue Jun 18 14:43:17 PDT 2013


On Tuesday, 18 June 2013 at 21:39:35 UTC, Agustin wrote:
> Hello!, i'm having a problem and i don't know how to fix it :(.
>
> /**
>  * Define a common structure for any event.
>  *
>  * @author Wolftein <wolftein at ghrum.org>
>  */
> public class Event(T) {
>
> 	private bool cancelled_;
> 	private shared static HandlerList!T handler_;
> 	
> 	/**
> 	 * Return if the event was cancelled.
> 	 */
> 	final public bool isCancelled() {
> 		return cancelled_;
> 	}
> 	
> 	/**
> 	 * Set the cancelled flag.
> 	 *
> 	 * @param cancelled the cancelled flag value
> 	 */
> 	final public void setCancelled(bool cancelled) {
> 		cancelled_ = cancelled;
> 	}
> 	
> 	/**
> 	 * Gets the unique handler of the event, the handler
> 	 * contains a list of delegates to be executed when
> 	 * the event triggers an action.
> 	 */
> 	final public HandlerList!T getHandler() {
> 		return handler_;
> 	}
> 	
> 	/**
> 	 * Gets the unique handler of the event, the handler
> 	 * contains a list of delegates to be executed when
> 	 * the event triggers an action. This function is
> 	 * static, so can be called like Template.getHandler()
> 	 */
> 	final public HandlerList!T getHandler() {
> 		return handler_;
> 	}
> }
>
> ---------------------------------------------------------------
> class PlayerLoginEvent : Event!(PlayerLoginEvent) {
> 	int x;
> }
>
> src\Event\Event.d(41): Error: cannot implicitly convert 
> expression (handler_) of type shared(HandlerList) to 
> ghrum.event.HandlerList.HandlerList!(PlayerLoginEvent).HandlerList
> src\Event\Event.d(51): Error: cannot implicitly convert 
> expression (handler_) of type shared(HandlerList) to 
> ghrum.event.HandlerList.HandlerList!(PlayerLoginEvent).HandlerList


The last function is:

	final static public HandlerList!T getHandler() {
		return handler_;
	}


More information about the Digitalmars-d-learn mailing list