diff --git a/src/AttributesManager.ts b/src/AttributesManager.ts
new file mode 100644
index 0000000..dd574d3
--- /dev/null
+++ b/src/AttributesManager.ts
@@ -0,0 +1,88 @@
+import FormManager from "./FormManager";
+import FMAttribute, { FMAttributeAssignment, FMAttributeListeners, TriggerCallback } from "./FMAttribute";
+import FMInput from "./FMInput";
+
+export default class AttributesManager {
+
+	public static instance: AttributesManager
+
+	private form: FormManager
+
+	private attributesArray: FMAttributeAssignment[] = []
+
+	private eventsListenersItems: listenerItems = {}
+
+	public constructor(form: FormManager) {
+		this.form = form
+		AttributesManager.instance = this
+	}
+
+	public register(...attribute: FMAttributeAssignment[]) {
+		this.attributesArray.push(...attribute)
+	}
+
+	public registerSingle(attribute: FMAttributeAssignment) {
+		this.attributesArray.push(attribute)
+	}
+
+	public trigger(event: FMAttributeListeners, data?: any): boolean|TriggerCallback {
+		if (!this.eventsListenersItems[event]) return true
+		for (const el of this.eventsListenersItems[event]) {
+			const res = el.trigger(event, data)
+			if (typeof res !== "undefined") return res
+		}
+		return true
+	}
+
+	public triggerElement(event: FMAttributeListeners, input: FMInput, data?: any): boolean|TriggerCallback {
+		if (!this.eventsListenersItems[event]) return true
+		for (const el of this.eventsListenersItems[event]) {
+			if (el.input === input) {
+				const res = el.trigger(event, data)
+				if (typeof res !== "undefined") return res
+			}
+		}
+		return true
+	}
+
+	public onChange(this: HTMLInputElement) {
+		const self = AttributesManager.instance
+		console.log(self.trigger(FMAttributeListeners.CHANGE, self.form.inputs[this.name]))
+	}
+
+	// private onChange
+
+	public setup() {
+		// for each inputs
+		for (const name in this.form.inputs) {
+			if (!this.form.inputs.hasOwnProperty(name)) {
+				continue
+			}
+			const el = this.form.inputs[name];
+			el.element.removeEventListener("keyup", this.onChange)
+			el.element.addEventListener("keyup", this.onChange)
+			el.element.removeEventListener("change", this.onChange)
+			el.element.addEventListener("change", this.onChange)
+
+			// loop through assignments
+			for (const key in this.attributesArray) {
+				if (!this.attributesArray.hasOwnProperty(key)) {
+					continue
+				}
+				const element = this.attributesArray[key];
+				if (el.element.hasAttribute(element.dataElement)) {
+					let list = new element.attribute(el)
+					for (const listener of element.attribute.listeners) {
+						if (this.eventsListenersItems[listener] == undefined) this.eventsListenersItems[listener] = []
+						this.eventsListenersItems[listener].push(list)
+					}
+				}
+			}
+
+		}
+	}
+}
+
+interface listenerItems {
+	[key:string]: FMAttribute[]
+}