fix

Author: xsalonx

lib/public/components/common/popover/overflowBalloon.js

@@ -52,18 +52,16 @@ export const overflowBalloon = (content, options = null) => {
              * @param {HTMLElement} newTriggerNode the new dom node of the component
              */
             onTriggerNodeChange: function (previousTriggerNode, newTriggerNode) {
-                // if (previousTriggerNode) {
-                //     const node = stretch ? previousTriggerNode.parentNode : previousTriggerNode;
-
-                //     node.removeEventListener('mouseover', this.showPopover);
-                //     node.removeEventListener('mouseleave', this.hidePopover);
-                // }
+                if (previousTriggerNode) {
+                    previousTriggerNode.removeEventListener('mouseover', this.prevousNodeMouseoverCallback);
+                    previousTriggerNode.removeEventListener('mouseleave', this.hidePopover);
+                }
 
                 if (newTriggerNode) {
                     const node = stretch ? newTriggerNode.parentNode : newTriggerNode;
                     const key = newTriggerNode.getAttribute('data-popover-key');
 
-                    node.addEventListener('mouseover', () => {
+                    const newNodeMouseoverCallback = () => {
                         this.showPopover();
                         const selector = `.popover[data-popover-key="${key}"]`;
                         const contentNode = document.querySelector(selector);
@@ -77,7 +75,11 @@ export const overflowBalloon = (content, options = null) => {
                             node.addEventListener('mouseleave', this.hidePopover);
                             this.hidePopover();
                         });
-                    });
+                    };
+
+                    this.prevousNodeMouseoverCallback = newNodeMouseoverCallback;
+
+                    node.addEventListener('mouseover', newNodeMouseoverCallback);
                     node.addEventListener('mouseleave', this.hidePopover);
                 }
             },