Would you help to give an advice why ion-toggle cannot show on ion-nav-bar? Many Thanks.
User<!-- TABS -->
<ion-tabs class="tabs-icon-top tabs-color-active-positive">
<ion-tab title="Search" icon-off="ion-ios-pulse" icon-on="ion-ios-pulse-strong" href="#/app/search">
<ion-nav-view name="tab-search"></ion-nav-view>
</ion-tab>
<ion-tab title="Browse" icon-off="ion-ios-chatboxes-outline" icon-on="ion-ios-chatboxes" href="#/app/browse">
<ion-nav-view name="tab-browse"></ion-nav-view>
</ion-tab>
<ion-tab title="Playlist" icon-off="ion-ios-gear-outline" icon-on="ion-ios-gear" href="#/app/playlists">
<ion-nav-view name="tab-playlists"></ion-nav-view>
</ion-tab>
</ion-tabs>
<!-- Footer -->
<ion-footer-bar class="bar bar-stable">
<div class="bar bar-footer bar-stable">
<button class="button icon ion-email button-calm">我的通知</button>
<button class="button icon ion-gear-a pull-right"></button>
</div>
</ion-footer-bar>