ui: tree/SnapshotTree: use beforedestroy instead of destroy

on extjs 7.0, this triggers when the handler is not available anymore,
so use the beforedestroy event instead

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>

diff --git a/www/manager6/tree/SnapshotTree.js b/www/manager6/tree/SnapshotTree.js
index 39fcf88a43f32ed3ae7e050e3f16e67326c7d7bb..6b2431f5772c3f9e73ac6dabc6ceb6c7cd09db39 100644 (file)
--- a/www/manager6/tree/SnapshotTree.js
+++ b/www/manager6/tree/SnapshotTree.js
@@ -229,7 +229,7 @@ Ext.define('PVE.guest.SnapshotTree', {
     listeners: {
        selectionchange: 'select',
        itemdblclick: 'editSnapshot',
-       destroy: 'cancel',
+       beforedestroy: 'cancel',
     },
 
     layout: 'fit',