我在我的页面上使用AjgularJS,并希望添加一个字段来使用jqueryui中的自动完成功能,但自动完成功能不会触发ajax调用。
我已经在没有angular (ng-app和ng-controller)的页面上测试了这个脚本,它工作得很好,但是当我把脚本放在一个有angularjs的页面上时,它就停止工作了。
有什么想法吗?
jquery脚本:
$(function () {
$('#txtProduct').autocomplete({
source: function (request, response) {
alert(request.term);
},
minLength: 3,
select: function (event, ui) {
}
});
});
结论:来自jQueryUI的autocomplete小部件必须从AngularJS的自定义指令内部进行初始化,如下所示:
标记
<div ng-app="TestApp">
<h2>index</h2>
<div ng-controller="TestCtrl">
<input type="text" auto-complete>ddd</input>
</div>
</div>
Angular script
<script type="text/javascript">
var app = angular.module('TestApp', []);
function TestCtrl($scope) { }
app.directive('autoComplete', function () {
return function postLink(scope, iElement, iAttrs) {
$(function () {
$(iElement).autocomplete({
source: function (req, resp) {
alert(req.term);
}
});
});
}
});
</script>
发布于 2012-10-23 05:29:36
也许你只需要用一种“棱角分明的方式”去做……也就是说,要使用指令来设置DOM元素和执行事件绑定,使用服务来获取数据,并使用控制器来执行业务逻辑...所有这些都利用了Angular依赖注入的好处……
获取您的自动补全数据的服务...
app.factory('autoCompleteDataService', [function() {
return {
getSource: function() {
//this is where you'd set up your source... could be an external source, I suppose. 'something.php'
return ['apples', 'oranges', 'bananas'];
}
}
}]);
执行设置自动完成插件的工作的指令。
app.directive('autoComplete', function(autoCompleteDataService) {
return {
restrict: 'A',
link: function(scope, elem, attr, ctrl) {
// elem is a jquery lite object if jquery is not present,
// but with jquery and jquery ui, it will be a full jquery object.
elem.autocomplete({
source: autoCompleteDataService.getSource(), //from your service
minLength: 2
});
}
};
});
在你的标记中使用它...请注意,ng- $scope使用您选择的内容在模型上设置值。
<div ng-controller="Ctrl1">
<input type="text" ng-model="foo" auto-complete/>
Foo = {{foo}}
</div>
这只是基础知识,但希望能有所帮助。
发布于 2013-10-24 00:37:50
我必须做更多的工作才能使用$http服务使其正常工作。
服务:
app.factory("AutoCompleteService", ["$http", function ($http) {
return {
search: function (term) {
return $http.get("http://YourServiceUrl.com/" + term).then(function (response) {
return response.data;
});
}
};
}]);
指令:
app.directive("autocomplete", ["AutoCompleteService", function (AutoCompleteService) {
return {
restrict: "A",
link: function (scope, elem, attr, ctrl) {
elem.autocomplete({
source: function (searchTerm, response) {
AutoCompleteService.search(searchTerm.term).then(function (autocompleteResults) {
response($.map(autocompleteResults, function (autocompleteResult) {
return {
label: autocompleteResult.YourDisplayProperty,
value: autocompleteResult
}
}))
});
},
minLength: 3,
select: function (event, selectedItem) {
// Do something with the selected item, e.g.
scope.yourObject= selectedItem.item.value;
scope.$apply();
event.preventDefault();
}
});
}
};
}]);
html:
<input ng-model="YourObject" autocomplete />
发布于 2020-05-25 17:47:36
HTML
<input type="text" class="form-control ml-2" employeesearchautocomplete ng-model="employeeName" name="employeeName">
JS
var myApp = angular.module("employeeSearchModule",[]);
myApp.controller("employeeSearchController",function($scope,$http){
$scope.message= "Welcome to angular js..."
});
myApp.directive('employeesearchautocomplete', function() {
return {
restrict: 'A',
require : 'ngModel',
link : function (scope, element, attrs, ngModelCtrl) {
element.autocomplete({
source : function(request, response) {
$.ajax({
type : "POST",
url : "searchEmployee.html",
data : request,
success : response,
dataType : 'json'
});
},
select : function(event, ui) {
event.preventDefault();
if (ui.item.value == '-1') {
scope.employeeName ='';
scope.$apply();
} else {
scope.employeeName = ui.item.label;
scope.$apply();
}
},
focus : function(event, ui) {
event.preventDefault();
scope.employeeName = ui.item.label;
scope.$apply();
},
change : function(event, ui) {
if (!ui.item) {
scope.employeeName ='';
scope.$apply();
}
}
},{
minLength : 2
});
}
}
});
脚本文件导入顺序
我希望这能对某些人有所帮助。
https://stackoverflow.com/questions/12959516
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