activated() {
window.addEventListener('keydown', this.onkeyHandle);},
beforeRouteLeave(to, from, next) {
console.log('session list router leave');window.removeEventListener('keydown', this.onkeyHandle);
next();},
onkeyHandle(evt) {
let key = evt.key;switch (key) { case 'ArrowUp': //TODO
break; case 'ArrowDown': //TODO
break; case 'Enter': //TODO
break; case 'SoftRight': //TODO
break; case 'SoftLeft': // TODO
break; case 'Backspace': //TODO
break; default: console.log('default');
}}
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