Issue 245 jupyter_declarativewidgets

Issue245.ipynb

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    "%%html\n",
    "<link rel=\"import\" href=\"urth_components/paper-menu/paper-menu.html\" is='urth-core-import' package='PolymerElements/paper-menu'>\n",
    "<link rel=\"import\" href=\"urth_components/paper-item/paper-item.html\" is='urth-core-import' package='PolymerElements/paper-item'>"
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   "source": [
    "def test(items:list):\n",
    "    return items"
   ]
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   "source": [
    "### Does not work when using `args-*` style\n",
    "\n",
    "This is basically the issue in https://github.com/jupyter-incubator/declarativewidgets/issues/245"
   ]
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   "source": [
    "%%html\n",
    "<template is=\"dom-bind\">\n",
    "    <urth-core-function ref=\"test\" arg-items=\"{{selections}}\" result=\"{{theResult}}\" auto></urth-core-function>\n",
    "    \n",
    "    <paper-menu attr-for-selected=\"label\" multi selected-values=\"{{selections}}\">\n",
    "        <paper-item label=\"1\">Network 1</paper-item>\n",
    "        <paper-item label=\"2\">Network 2</paper-item>\n",
    "        <paper-item label=\"3\">Network 3</paper-item>\n",
    "    </paper-menu>\n",
    "    \n",
    "    The function result <span>{{theResult}}</span><br/>\n",
    "    \n",
    "</template>"
   ]
  },
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   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Workaround using `args` property\n",
    "\n",
    "This part still have issues describe on https://github.com/jupyter-incubator/declarativewidgets/issues/247"
   ]
  },
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    "%%html\n",
    "<template is=\"dom-bind\">\n",
    "    <urth-core-function ref=\"test\" args=\"{{theArgs}}\" result=\"{{theResult}}\" auto></urth-core-function>\n",
    "    \n",
    "    <paper-menu attr-for-selected=\"label\" multi selected-values=\"{{theArgs.items}}\">\n",
    "        <paper-item label=\"1\">Network 1</paper-item>\n",
    "        <paper-item label=\"2\">Network 2</paper-item>\n",
    "        <paper-item label=\"3\">Network 3</paper-item>\n",
    "    </paper-menu>\n",
    "    \n",
    "    The function result <span>{{theResult}}</span><br/>\n",
    "    \n",
    "</template>"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Workaround using `urth-core-watch`\n",
    "\n",
    "This is too convoluted but works reliably"
   ]
  },
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    "%%html\n",
    "<template is=\"dom-bind\">\n",
    "    <urth-core-watch value=\"{{selections}}\">\n",
    "        <urth-core-function ref=\"test\" arg-items=\"[[selections]]\" result=\"{{theResult}}\"></urth-core-function>\n",
    "    </urth-core-watch>\n",
    "    <paper-menu attr-for-selected=\"label\" multi selected-values=\"{{selections}}\">\n",
    "        <paper-item label=\"1\">Network 1</paper-item>\n",
    "        <paper-item label=\"2\">Network 2</paper-item>\n",
    "        <paper-item label=\"3\">Network 3</paper-item>\n",
    "    </paper-menu>\n",
    "    \n",
    "    The function result <span>{{theResult}}</span><br/>\n",
    "    \n",
    "</template>"
   ]
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    "version": 3
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