package er.prototaculous;
import com.webobjects.appserver.WOActionResults;
import com.webobjects.appserver.WOComponent;
import com.webobjects.appserver.WOContext;
import com.webobjects.appserver._private.WODynamicElementCreationException;
import com.webobjects.foundation.NSDictionary;
import er.extensions.appserver.ERXWOContext;
/**
* An Ajax.Request as a link
* @see AjaxRequest
*
* @binding queryDictionary The form values used in the directAction that replaced $('container')
* @binding confirmMessage The message you wish to display in a confirm panel before executing the update
*
* @author mendis
*
* TODO: Convert to dynamic element (for DA form elements support)
*/
public class AjaxRequestLink extends AjaxRequest {
public AjaxRequestLink(WOContext context) {
super(context);
}
@Override
public boolean isStateless() {
return true;
}
/*
* API/Bindings
*/
public static interface Bindings extends AjaxUpdater.Bindings {
public static final String queryDictionary = "queryDictionary";
public static final String confirmMessage = "confirmMessage";
}
// accessors
@Override
public String onClick() {
if (hasBinding(Bindings.confirmMessage)) {
return "if (confirm('" + confirmMessage() + "')) {new Ajax.Request(" + url() + ", {" + options() + "}); } return false;";
} else return super.onClick();
}
public String confirmMessage() {
return (String) valueForBinding(Bindings.confirmMessage);
}
@Override
protected String url() {
if (hasBinding(Bindings.action) || hasBinding(Bindings.directActionName))
return "this.href";
else throw new WODynamicElementCreationException("Action or directActionName is a required binding");
}
public String href() {
if (hasBinding(Bindings.action)) {
return ERXWOContext.ajaxActionUrl(context());
} else if (hasBinding(Bindings.directActionName)) {
NSDictionary queryDictionary = hasBinding(Bindings.queryDictionary) ? queryDictionary() : null;
return context().directActionURLForActionNamed(directActionName(), queryDictionary);
} else return "#";
}
public NSDictionary queryDictionary() {
return (NSDictionary) valueForBinding(Bindings.queryDictionary);
}
// actions
public WOActionResults invokeAction() {
context().setActionInvoked(true);
if (hasBinding(Bindings.action)) {
WOActionResults action = action();
if (action instanceof WOComponent) ((WOComponent) action)._setIsPage(true); // cache is pageFrag cache
return action;
} else return context().page();
}
}