在angularjs中单击新建时文本框更改为启用

Question

我有带有引导模式的表单，在该模式中有一个文本框和添加电子邮件按钮。如果您键入正确的电子邮件并单击添加电子邮件按钮，则该按钮将更改为删除电子邮件按钮和文本框模式设置为禁用模式和另一个新文本。但是当您单击删除电子邮件按钮时，所有文本框都将更改为启用模式。

see my code here

我的html代码

<!doctype html>
<html ng-app="app" ng-controller="ModalDemoCtrl">
<head>
  <link href="//netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css" rel="stylesheet">
<script src="//ajax.googleapis.com/ajax/libs/angularjs/1.2.10/angular.js"></script>
<script src="//angular-ui.github.io/bootstrap/ui-bootstrap-tpls-0.11.0.js"></script>
<script src="script.js"></script>
</head>

<div >
  <script type="text/ng-template" id="myModalContent">
      <div class="modal-header">
          <h3 class="modal-title">I'm a modal!</h3>
      </div>
      <div class="modal-body">
          <li ng-repeat="item in items " ng-form="subForm">
              <input type="text" name="name" ng-model="item.email"  ng-disabled="isDisable(disbl,$index)" required ng-pattern="/^[_a-z0-9]+(\.[_a-z0-9]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,4})$/"  ng-enter="addOrRemove($index,item.email)"/>
              <span ng-show="subForm.name.$invalid || subFform.name.$pristine" style="color: red">Invalid email</span>
              <button ng-disabled="subForm.name.$invalid || subFform.name.$dirty" ng-click="addOrRemove($index,item.email)" >{{item.value}}</button>
               expression: {{subForm.name.$invalid}}
          </li>

      </div>
      <div class="modal-footer">
          <button class="btn btn-primary" ng-click="ok()">OK</button>
          <button class="btn btn-warning" ng-click="cancel()">Cancel</button>
      </div>
  </script>

  <button class="btn btn-default" ng-click="open('lg')" >Large modal</button>
</div>
</body>
</html>

我的脚本代码

var app = angular.module('app', ['ui.bootstrap']);
//var ModalDemoCtrl = function ($scope, $modal, $log) {
app.controller('ModalDemoCtrl',['$scope', '$modal','$log','$rootScope',
function controller($scope, $modal, $log, $rootScope)
{
  $scope.open = function (size) {
$scope.val = "";
var modalInstance = $modal.open({
  templateUrl: 'myModalContent',
  controller: ModalInstanceCtrl,
  size: size,
  backdrop: 'static',
  resolve: {
    items: function () {
      return $scope.items;
    }
  }
});

modalInstance.result.then(function (selectedItem) {
  $scope.selected = selectedItem;
}, function () {
  $log.info('Modal dismissed at: ' + new Date());
});

}; }]);

// Please note that $modalInstance represents a modal window (instance) dependency.
// It is not the same as the $modal service used above.

var ModalInstanceCtrl = function ($scope,$rootScope, $modalInstance) {
$scope.check2 = "hllo";

$scope.items = [
    {
        value: "Add email",
        state: "1",
        email: ""
    }];
$scope.check1;


$scope.addOrRemove = function(indexSelected,rcvEmail)
{//alert($rootScope.email1);

    if(!rcvEmail)
    {
        return
    }
    //console.log("just check email",rcvEmail);
    //console.log("length of the object",$scope.items.length);
    event.preventDefault();
    if($scope.items[indexSelected].state == 1)
    {
        $scope.isDisable = function(value,index)
        {
            if(index <= indexSelected)
            {
                //console.log(index);
                return value = "yes";
            }

        };
        //console.log($scope.items[indexSelected].state);
        $scope.items[indexSelected].value = "Remove email";
        $scope.items[indexSelected].state = "0";
        $scope.items[indexSelected].email = rcvEmail;
        $scope.items.push({value: "Add email", state: "1"});

    }
    else
    {
       $scope.items.splice(indexSelected, 1);

        $scope.isDisable = function(value,index)
        {
           console.log("indexes",index,"+",indexSelected);
            /*index = index-1;
            if(index <= $scope.items.length)
            {
                //console.log(index);
                return value = "yes";

            }
            else
            {
                return value = "";
            }*/
        };
    }

};

$scope.ok = function () {
$modalInstance.close();
};

$scope.cancel = function () {
$modalInstance.dismiss('cancel');
};

};


app.directive('ngEnter', function () {
console.log("directive checke");
return function (scope, element, attrs) {
    element.bind("keydown keypress", function (event) {
        if(event.which === 13) {
            scope.$apply(function (){
                scope.$eval(attrs.ngEnter);
            });

            event.preventDefault();
        }
    });
};
});

see my code here

Answer 1

将您的 ng-disabled 设置为

   (items[$index].state == 0) ? true:false

而不是函数。