Index: trunk/kernel/constants.php
===================================================================
diff -u -r4467 -r4627
--- trunk/kernel/constants.php	(.../constants.php)	(revision 4467)
+++ trunk/kernel/constants.php	(.../constants.php)	(revision 4627)
@@ -17,6 +17,12 @@
 	safeDefine('stTREE', 1);
 	safeDefine('stTAB', 2);
 	
+	// event statuses
+	define('erSUCCESS',		0);		// event finished working succsessfully
+	define('erFAIL',		-1);	// event finished working, but result is unsuccsessfull
+	define('erFATAL',		-2);	// event experienced FATAL error - no hooks should continue!
+	define('erPERM_FAIL',	-3);	// event failed on internal permission checking (user has not permission)
+	
 	$application =& kApplication::Instance();
 	$spacer_url = $application->BaseURL().'kernel/admin_templates/img/spacer.gif';
 	define('SPACER_URL', $spacer_url);