CSS should be working.

Author: Zerline

MANIFEST.in

@@ -6,6 +6,7 @@ include setupbase.py
 include js/tsconfig.json
 include js/package.json
 include js/webpack.config.js
+include style/sage-combinat-widgets.css
 include sage_combinat_widgets/labextension/*.tgz
 
 # Documentation

js/package.json

@@ -19,8 +19,9 @@
   "files": [
     "lib/*.d.ts",
     "lib/*.js",
-    "dist/*.js"
+    "style/*.css"
   ],
+  "style": "style/sage-combinat-widgets.css",
   "scripts": {
     "build": "npm run build:lib && npm run build:nbextension",
     "build:labextension": "npm run clean:labextension && mkdirp ../sage_combinat_widgets/labextension && cd ../sage_combinat_widgets/labextension && npm pack ../../js",
@@ -62,6 +63,7 @@
     "webpack": "^4.39.1"
   },
   "jupyterlab": {
-    "extension": "lib/plugin"
+    "extension": true,
+    "themePath": "style/sage-combinat-widgets.css"
   }
 }

js/src/index.ts

@@ -1,6 +1,6 @@
 // Copyright (c) Odile B
 // Distributed under the terms of the Modified BSD License.
 
-const styles = require('./sage-combinat-widgets.css');
+const styles = require('../style/sage-combinat-widgets.css');
 export * from './version';
 export * from './singleton_widgets';

js/src/sage-combinat-widgets.css renamed to js/style/sage-combinat-widgets.css

@@ -22,7 +22,7 @@ define(function() {
             .attr({
                 rel: 'stylesheet',
                 type: 'text/css',
-                href: requirejs.toUrl('./sage-combinat-widgets.css')
+                href: requirejs.toUrl('../style/sage-combinat-widgets.css')
             })
             .appendTo('head');
     };