refactor(RangeSlider): exclude right mouse buttons from mousedown events

Author: mrholek

js/src/range-slider.js

@@ -136,7 +136,7 @@ class RangeSlider extends BaseComponent {
     })
 
     EventHandler.on(this._element, EVENT_MOUSEDOWN, SELECTOR_RANGE_SLIDER_LABEL, event => {
-      if (!this._config.clickableLabels) {
+      if (!this._config.clickableLabels || event.button !== 0) {
         return
       }
 
@@ -145,6 +145,10 @@ class RangeSlider extends BaseComponent {
     })
 
     EventHandler.on(this._element, EVENT_MOUSEDOWN, SELECTOR_RANGE_SLIDER_INPUTS_CONTAINER, event => {
+      if (event.button !== 0) {
+        return
+      }
+
       this._isDragging = true
       const clickValue = this._calculateClickValue(event)
       this._dragIndex = this._getNearestValueIndex(clickValue)