From bdf9614f6a5e895a9a3c7f6e65201123aba21716 Mon Sep 17 00:00:00 2001
From: markus <marro98@gmail.com>
Date: Thu, 22 Oct 2020 10:40:40 +0200
Subject: [PATCH] fix box for providing room dimensions

---
 app/covid-calculator.ipynb | 36 ++++++++++++++----------------------
 1 file changed, 14 insertions(+), 22 deletions(-)

diff --git a/app/covid-calculator.ipynb b/app/covid-calculator.ipynb
index 7ebab4c9..52ad5c35 100644
--- a/app/covid-calculator.ipynb
+++ b/app/covid-calculator.ipynb
@@ -2,7 +2,7 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": 49,
+   "execution_count": 4,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -11,7 +11,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 68,
+   "execution_count": 5,
    "metadata": {
     "pycharm": {
      "name": "#%%\n"
@@ -24,7 +24,7 @@
       "application/vnd.jupyter.widget-view+json": {
        "version_major": 2,
        "version_minor": 0,
-       "model_id": "61c53e6d9b58415097dce93a3a0e96c7"
+       "model_id": "b6dfcf9858f24a84bf9bac4918b328a5"
       }
      },
      "metadata": {},
@@ -41,36 +41,28 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 74,
+   "execution_count": 20,
    "metadata": {
     "pycharm": {
      "name": "#%%\n"
     }
    },
-   "outputs": [
-    {
-     "data": {
-      "text/plain": "VBox(children=(Text(value='', placeholder='Room volume (m³)'), Label(value='OR'), Text(value='', placeholder='…",
-      "application/vnd.jupyter.widget-view+json": {
-       "version_major": 2,
-       "version_minor": 0,
-       "model_id": "bea9900594a14d078ab222436b922b5e"
-      }
-     },
-     "metadata": {},
-     "output_type": "display_data"
-    }
-   ],
+   "outputs": [],
    "source": [
     "volume_text = w.Text(placeholder=\"Room volume (m³)\")\n",
     "area_text = w.Text(placeholder=\"Room floor area (m²)\")\n",
     "height_text = w.Text(placeholder=\"Room ceiling height (m²)\")\n",
     "\n",
-    "w.jslink((volume_text, 'value'), (area_text, 'disabled'))\n",
-    "w.jslink((volume_text, 'value'), (height_text, 'disabled'))\n",
-    "w.jslink((area_text, 'value'), (volume_text, 'disabled'))\n",
+    "room_dimensions_box = w.VBox(children=(volume_text, w.Label(value=\"------- OR -------\"),area_text, height_text),\n",
+    "                             layout=w.Layout(align_items='center'))\n",
+    "def manage_text_fields(b):\n",
+    "    volume_text.disabled = bool(area_text.value) or bool(height_text.value)\n",
+    "    area_text.disabled = bool(volume_text.value)\n",
+    "    height_text.disabled = bool(volume_text.value)\n",
     "\n",
-    "w.VBox(children=(volume_text, w.Label(value=\"OR\"),area_text, height_text), layout=w.Layout(align_items='center'))"
+    "volume_text.observe(manage_text_fields)\n",
+    "area_text.observe(manage_text_fields)\n",
+    "height_text.observe(manage_text_fields)"
    ]
   }
  ],