How to show the keyboard accessory bar in Ionic 2.0.0-rc.1. Full blog post here: http://christianvarga.com/how-to-show-the-ios-keyboard-accessory-bar-in-ionic-2-0-0-rc-1/

app.component-partial.ts

import { StatusBar, Splashscreen, Keyboard } from 'ionic-native';

app.component.ts

import { Component } from '@angular/core';
import { Platform } from 'ionic-angular';
import { StatusBar, Splashscreen, Keyboard } from 'ionic-native';

@Component({
  template: `<ion-nav [root]="rootPage"></ion-nav>`
})
export class myApp {
  rootPage = TabsPage;

  constructor(platform: Platform) {
    platform.ready().then(() => {
      // Okay, so the platform is ready and our plugins are available.
      // Here you can do any higher level native things you might need.
      StatusBar.styleDefault();
      Splashscreen.hide();

      Keyboard.hideKeyboardAccessoryBar(false);
    });
  }
}

run.js

if (window.cordova && window.cordova.plugins.Keyboard) {
  cordova.plugins.Keyboard.hideKeyboardAccessoryBar(false);
}