2014-11-03 47 views
3

我有一个Angular问题获取从父作用域解除绑定的模式作用域。我希望我传入模态的范围对象与相应的范围对象分开。角度bootstrap ui模式作用域与父项的绑定

无论我如何构造模态对象,父对象始终会对其进行镜像。我发现的唯一解决方案是更改对象属性名称,但对于我的项目中的每个模式都会很麻烦。

例如,我可以在父级$ scope.parentData.firstName和模态变量$ scope.modalData.a.b.c.firstName中有一个$ scope变量,父级将镜像模态值。

我想这里有一些父母的孩子$范围问题,我没有得到。 下面是说明这一问题的普拉克:

http://plnkr.co/edit/5naWXfkv7kmzFp7U2KPv?p=preview

HTML:

<div ng-controller="ModalDemoCtrl"> 
    <script type="text/ng-template" id="myModalContent.html"> 
     <div class="modal-header"> 
      <h3>I'm a modal!</h3> 
     </div> 
     <div class="modal-body"> 
       <input ng-model="modalData.a" /> 
       <input ng-model="modalData.b" /> 
       <input ng-model="modalData.c" /> 
      Selected: <b>{{ sourceData }}</b> 
     </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()">Open me!</button> 
    {{sourceData}} 
    <div ng-show="sourceData">Selection from a modal: {{ test }}</div> 
</div> 
    </body> 
</html> 

JS:

angular.module('plunker', ['ui.bootstrap']); 
var ModalDemoCtrl = function ($scope, $modal, $log) { 

    $scope.sourceData = {a:'abc',b:'bcd',c:'cde'}; 

    $scope.open = function() { 

    var modalInstance = $modal.open({ 
     templateUrl: 'myModalContent.html', 
     controller: ModalInstanceCtrl, 
     resolve: { 
     data: function() { 
      return $scope.sourceData; 
     } 
     } 
    }); 

    modalInstance.result.then(function (selectedItem) { 
     $scope.scopeData = 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, $modalInstance, data) { 
    $scope.modalData = {}; 
    $scope.modalData = data; 

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

    $scope.cancel = function() { 
    $modalInstance.dismiss('cancel'); 
    }; 
}; 
+0

只是使用'angular.copy(对象)' 。必须记住,除非你克隆它们,否则通过引用传递对象。这与angular没有关系,它是原生javascript原型继承问题。如果您想要将它们合并到一起,请使用'angular.extend()' – charlietfl 2014-11-03 23:56:38

+0

http://plnkr.co/edit/jAo0c354puN17OX7Ysgl?p=preview – charlietfl 2014-11-04 00:01:00

回答

6

要传递到您当前的对象的引用,你想要做的是使用angular.copy()对象的深拷贝传递给模态plnkr

var modalInstance = $modal.open({ 
    templateUrl: 'myModalContent.html', 
    controller: ModalInstanceCtrl, 
    resolve: { 
    data: function() { 
     return angular.copy($scope.sourceData); // deep copy 
    } 
    } 
}); 
+0

“$ scope.ok = function(){ $ modalInstance.close($ scope.modalData); };“它是唯一可以将数据返回给父控制器的函数还是有其他方法可以这样做?干杯! – 89n3ur0n 2015-07-15 05:04:13