voila/widget_close.ipynb

{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# widget.close()\n",
    "\n",
    "Use case: a \"loading...\" widget that goes away once some slow resource is loaded.\n",
    "\n",
    "Run this with Cell -> Run All.  ~~Currently doesn't work in voila.~~ Works in voila 0.1.0!"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "import ipywidgets\n",
    "import time"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "loading = ipywidgets.Text(value='Loading')\n",
    "loading"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "for i in range(5):\n",
    "    loading.value = loading.value + '.'\n",
    "    time.sleep(1)\n",
    "loading.close()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "ready = ipywidgets.Text(value='Ready!')\n",
    "ready"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "print('Ready!')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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