feat(plugin): add keyboard

src/plugins/keyboard.ts

@@ -0,0 +1,50 @@
+import {Cordova, Plugin} from './plugin'
+import {Observable} from "rxjs/Observable";
+
+@Plugin({
+  plugin: 'ionic-plugin-keyboard',
+  pluginRef: 'cordova.plugins.Keyboard',
+  repo: 'https://github.com/driftyco/ionic-plugin-keyboard'
+})
+export class Keyboard {
+
+  /**
+   * Hide the keyboard accessory bar with the next, previous and done buttons.
+   * @param hide {boolean}
+   */
+  @Cordova({
+    sync: true
+  })
+  static hideKeyboardAccessoryBar(hide : boolean) : void {}
+
+  /**
+   * Close the keyboard if open
+   */
+  @Cordova({
+    sync: true
+  })
+  static close() : void {}
+
+  @Cordova({
+    sync: true
+  })
+  static disableScroll(disable : boolean) : void {}
+
+  @Cordova({
+    sync: true
+  })
+  static show() : void {}
+
+  @Cordova({
+    sync: true
+  })
+  static close() : void {}
+
+  //static onKeyboardShow() : Observable<any> {
+  //  return new Observable(
+  //    observer => {
+  //
+  //    }
+  //  );
+  //}
+}