Fixed #1411 - Filtered Dropdown unusable on Windows Tablet

src/components/dropdown/Dropdown.vue

@@ -512,7 +512,7 @@ export default {
         bindResizeListener() {
             if (!this.resizeListener) {
                 this.resizeListener = () => {
-                    if (this.overlayVisible && !DomHandler.isAndroid()) {
+                    if (this.overlayVisible && !DomHandler.isTouchDevice()) {
                         this.hide();
                     }
                 };

src/components/utils/DomHandler.js

@@ -140,7 +140,7 @@ export default class DomHandler {
             else
                 return new RegExp('(^| )' + className + '( |$)', 'gi').test(element.className);
         }
-        
+
         return false;
     }
 
@@ -499,4 +499,8 @@ export default class DomHandler {
     static isAndroid() {
         return /(android)/i.test(navigator.userAgent);
     }
+
+    static isTouchDevice() {
+        return (('ontouchstart' in window) || (navigator.maxTouchPoints > 0) || (navigator.msMaxTouchPoints > 0));
+    }
 }