Table Tool Buttons Not Working with angular2

Bahgat

xls button and copy button return blank to Clipboard ,
although print is work
also if i extend the xls button the click event not fire , of course i'm sure the swf is already loaded
although when i extend text button it work fine

"aButtons": [
                     {
                         "sExtends": "text", "sButtonText": "New Record",
                         "fnClick": function (nButton, oConfig, oFlash) {
                     
                             this.OpenFormForNew();

                         }

                     },

                     {
                         "sExtends": "xls",
                         "sButtonText": "Excel",
                         "mColumns": [0, 1, 2],
                         "fnClick": function ( nButton, oConfig, oFlash ) {
                           
                             alert("test")
                             console.log(oConfig);
                         }

                     },
               
                     "copy",
                     // "csv",
                    // "xls",
                     
                     "print" 
                 ],

thanks in advance .