reagent/examples/simple/src/simpleexample.cljs

38 lines
911 B
Clojure

(ns simpleexample
(:require [reagent.core :as reagent :refer [atom]]))
(def timer (atom (js/Date.)))
(def time-color (atom "#f34"))
(defn update-time [time]
;; Update the time every 1/10 second to be accurate...
(js/setTimeout #(reset! time (js/Date.)) 100))
(defn greeting [message]
[:h1 message])
(defn clock []
(update-time timer)
(let [time-str (-> @timer .toTimeString (clojure.string/split " ") first)]
[:div.example-clock
{:style {:color @time-color}}
time-str]))
(defn color-input []
[:div.color-input
"Time color: "
[:input {:type "text"
:value @time-color
:on-change #(reset! time-color (-> % .-target .-value))}]])
(defn simple-example []
[:div
[greeting "Hello world, it is now"]
[clock]
[color-input]])
(defn ^:export run []
(reagent/render-component [simple-example]
(.-body js/document)))