Created HorizontalScrollPlugin

src/renderer/utility/HorizontalScrollPlugin.js

@@ -0,0 +1,16 @@
+import Scrollbar from 'smooth-scrollbar'
+
+export default class HorizontalScrollPlugin extends Scrollbar.ScrollbarPlugin {
+    static pluginName = 'horizontalScroll';
+    transformDelta (delta, fromEvent) {
+      if (!/wheel/.test(fromEvent.type)) {
+        return delta
+      }
+      // @see: https://github.com/idiotWu/smooth-scrollbar/issues/181
+      const { x, y } = delta
+      return {
+        y: 0,
+        x: Math.abs(x) > Math.abs(y) ? x : y
+      }
+    }
+}