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_core/opensrc/tool-man/events.js

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+/* Copyright (c) 2005 Tim Taylor Consulting (see LICENSE.txt) */
+
+ToolMan._eventsFactory = {
+	fix : function(event) {
+		if (!event) event = window.event
+
+		if (event.target) {
+			if (event.target.nodeType == 3) event.target = event.target.parentNode
+		} else if (event.srcElement) {
+			event.target = event.srcElement
+		}
+
+		return event
+	},
+
+	register : function(element, type, func) {
+		if (element.addEventListener) {
+			element.addEventListener(type, func, false)
+		} else if (element.attachEvent) {
+			if (!element._listeners) element._listeners = new Array()
+			if (!element._listeners[type]) element._listeners[type] = new Array()
+			var workaroundFunc = function() {
+				func.apply(element, new Array())
+			}
+			element._listeners[type][func] = workaroundFunc
+			element.attachEvent('on' + type, workaroundFunc)
+		}
+	},
+
+	unregister : function(element, type, func) {
+		if (element.removeEventListener) {
+			element.removeEventListener(type, func, false)
+		} else if (element.detachEvent) {
+			if (element._listeners 
+					&& element._listeners[type] 
+					&& element._listeners[type][func]) {
+
+				element.detachEvent('on' + type, 
+						element._listeners[type][func])
+			}
+		}
+	}
+}