ionic隐藏tabs的方法

 <ion-tabs ng-class="{'tabs-item-hide': $root.hideTabs}">
<!-- tabs -->
</ion-tabs> 

var module = angular.module('app.directives', []);
module.directive('showTabs', function ($rootScope) {
  return {
    restrict: 'A',
    link: function ($scope, $el) {
      $rootScope.hideTabs = false;
    }
  };
}).directive('hideTabs', function ($rootScope) {
  return {
    restrict: 'A',
    link: function ($scope, $el) {
      $rootScope.hideTabs = true;
    }
  };
}) 

<ion-view title="New Entry Form" hide-tabs>
  <!-- view content -->
</ion-tabs> 

$scope.$on('$ionicView.enter', function () {
  // 显示 tabs
  $rootScope.hideTabs = false;
}); 

.directive('hideTabs', function ($rootScope) {
  return {
    restrict: 'A',
    link: function (scope, element, attributes) {
      scope.$on('$ionicView.beforeEnter', function () {
        scope.$watch(attributes.hideTabs, function (value) {
          $rootScope.hideTabs = value;
        });
      });

      scope.$on('$ionicView.beforeLeave', function () {
        $rootScope.hideTabs = false;
      });
    }
  };
})