Change @Input handling.

src/operations/balanceChart.component.ts

@@ -2,11 +2,7 @@
 
 import * as moment from 'moment';
 
-import {
-  Component, ViewChild,
-  Inject, Input, Output, EventEmitter,
-  OnInit, OnChanges
-} from '@angular/core';
+import { Component, ViewChild, Input, OnInit } from '@angular/core';
 import { ActivatedRoute, Router, ParamMap } from '@angular/router';
 
 import { Logger } from '@nsalaun/ng-logger';
@@ -32,8 +28,8 @@ import { DailyBalanceService } from '../accounts/dailyBalance.service';
 </jqxChart>
 `
 })
-export class BalanceChartComponent implements OnInit, OnChanges {
-  @Input() account: Account;
+export class BalanceChartComponent implements OnInit {
+  private _account: Account;
   @ViewChild('balanceChart') chart: jqxChartComponent;
 
   public data;
@@ -168,10 +164,15 @@ export class BalanceChartComponent implements OnInit, OnChanges {
     this.loadData();
   }
 
-  ngOnChanges(changes) {
-    if('account' in changes && changes.account.currentValue) {
-      this.setLines(changes.account.currentValue);
-    }
+  @Input()
+  set account(account: Account) {
+    this._account = account;
+
+    this.setLines(account);
+  }
+
+  get account(): Account {
+    return this._account;
   }
 
   updateXBands(minDate, maxDate) {