Virtual Momentary button

VirtualMomentaryButton.groovy

/**
 *  Virtual Momentary Button
 */

metadata {
	definition (name: "Virtual Momentary Button", namespace: "joshua_lyon", author: "Josh Lyon") {
        capability "Switch"
        capability "Momentary"
        capability "PushableButton"
	}
	preferences {
	}
}

def push(int buttonNumber = 1) {
    sendEvent(name: "switch", value: "on")
    sendEvent(name: "pushed", value: 1, isStateChange: true)
    sendEvent(name: "momentary", value: "pushed", isStateChange: true)
    runIn(1,toggleOff)
}

def toggleOff(){
    sendEvent(name: "switch", value: "off")
}

def on() {
    push()
}

def off() {
    push()
}

def installed() {
 	initialize()
}

def updated() {
 	initialize()
}

def initialize() {
    sendEvent(name: "numberOfButtons", value: 1)
    push();
}