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这里是角度新手。我正在尝试Brian's example of importing data into UI Grid from Excel。这像一个魅力。 Brian使用自定义指令。我能够完美地读取excel文件。在读取指令中的excel数据后,我想用控制器中现有的UI网格表检查excel数据列。确认所有列都存在于Excel中后,我需要将其保存在我的数据库中。在指令中使用控制器
为此,我无法从指令中访问gridApi。不知道我出错的地方。任何帮助,高度赞赏!提前致谢!
下面是代码的简化版本,它只是在指令中记录了GridApi /任何Scope变量(来自控制器)。
app.js
var crApp_WCF = angular.module('crApp_WCF', ['ngRoute', 'crApp_WCF_Ctrls', 'crServices', 'ui.grid', 'crApp_WCF_Drtvs', 'ui.grid.edit', 'ui.grid.exporter', 'ui.grid.selection']);
controller.js
var crApp_WCF_Ctrls = angular.module('crApp_WCF_Ctrls', ['crServices', 'ui.grid.exporter']);
crApp_WCF_Ctrls.controller('crHomeCtrl', function ($scope,$rootScope, $http, uiGridConstants, CrCRUD, uiGridExporterService, uiGridExporterConstants) {
$scope.crGrid = {
$scope.crGrid.onRegisterApi = function (gridApi) {
columnDefs: [
{ name: 'OppName', field: 'OppName', enableFiltering: false, minWidth: 100, headerTooltip: true, enableCellEdit: false },
{ name: 'AcCode', field: 'AcCode', enableFiltering: false, minWidth: 60, headerTooltip: true, enableCellEdit: false },
]}
$scope.gridApi = gridApi;
};
directives.js
var crApp_WCF_Drtvs = angular.module('crApp_WCF_Drtvs', ['crApp_WCF_Ctrls']);
crApp_WCF_Drtvs.directive("fileread", [function() {
return {
controller: 'crHomeCtrl',
scope: {
gridApi: '='
},
link: function ($scope, $elm, $attrs, $rootScope) {
$elm.on('change', function (changeEvent) {
Console.log(($scope.gridApi) //displays Undefined; I want the gridApi from the controller to be displayed here.
});
}
}
}]);
Index.html
<div ng-controller="crHomeCtrl">
<form class="form-inline">
<button type="button" class="btn btn-success" ng-click="exportXLSX()">Export as XLSX</button>
<button type="button" class="btn btn-success" ng-click="showImport=true">Import from excel</button>
<button type="button" class="btn" ng-click="showImport=false" ng-show="showImport">Close</button>
<br />
<br />
<div ui-grid="crGrid" ui-grid-edit ui-grid-exporter ui-grid-selection class="CrGrid">
<div class="grid-msg-overlay" ng-show="showImport">
<div class="msg">
<div class="center">
<span class="muted">Select Spreadsheet File</span>
<br />
<input type="file" accept=".xls,.xlsx,.ods" fileread opts="vm.gridOptions" multiple="false" />
<br/>
{{msg}}
</div>
</div>
</div>
</div>
</div>
</form>
谢谢@masterpreenz!我用你的第二个解决方案。而不是gridapi,我使用opts,它的工作。我必须将opts =“vm.gridOptions”更改为opts =“crGrid”才能使其正常工作。那是我出错的地方! :) – Linda