fix(toggle): initialize at ngAfterContentInit

src/components/toggle/toggle.ts

@@ -1,4 +1,4 @@
-import { NgZone, AfterViewInit, ChangeDetectorRef, Component, ElementRef, HostListener, Input, OnDestroy, Optional, Renderer, ViewEncapsulation } from '@angular/core';
+import { AfterContentInit, NgZone, ChangeDetectorRef, Component, ElementRef, HostListener, Input, OnDestroy, Optional, Renderer, ViewEncapsulation } from '@angular/core';
 import { NG_VALUE_ACCESSOR } from '@angular/forms';
 
 import { Config } from '../../config/config';
@@ -73,7 +73,7 @@ import { ToggleGesture } from './toggle-gesture';
   providers: [ { provide: NG_VALUE_ACCESSOR, useExisting: Toggle, multi: true } ],
   encapsulation: ViewEncapsulation.None,
 })
-export class Toggle extends BaseInput<boolean> implements IonicTapInput, AfterViewInit, OnDestroy  {
+export class Toggle extends BaseInput<boolean> implements IonicTapInput, AfterContentInit, OnDestroy  {
 
   _activated: boolean = false;
   _startX: number;
@@ -111,7 +111,7 @@ export class Toggle extends BaseInput<boolean> implements IonicTapInput, AfterVi
   /**
    * @hidden
    */
-  ngAfterViewInit() {
+  ngAfterContentInit() {
     this._initialize();
     this._gesture = new ToggleGesture(this._plt, this, this._gestureCtrl, this._domCtrl);
     this._gesture.listen();