这是我的方法。它基于这个线程:
https://github.com/angular-ui/ng-grid/issues/2808
1)我定义了一个 uiGridFactory.js 作为这个:
angularFactories.factory('uiGridFactory', function ($http, $rootScope) {
var factory = {};
/* It returns a dropdown filter to help you show editDropdownValueLabel
*
* Parameters:
*
* - input: selected input value, it always comes when you select a dropdown value
* - map: Dictionary containing the catalog info. For example:
* $scope.languageCatalog = [ {'id': 'EN', 'description': 'English'}, {'id': 'ES', 'description': 'Español'} ]
* - idLabel: ID label. For this example: 'id'.
* - valueLabel: Value label. For this example: 'description'.
*
* 1) Configure cellFilter this way at the ui-grid colDef:
*
* { field: 'languageId', name: 'Language'), editableCellTemplate: 'ui-grid/dropdownEditor',
* editDropdownIdLabel: 'id', editDropdownValueLabel: 'description',
* editDropdownOptionsArray: $scope.languageCatalog,
* cellFilter: 'mapDropdown:row:row.grid.appScope.languageCatalog:"id":"description":languageCatalog' },
*
* 2) Append this snippet to the controller:
*
* .filter('mapDropdown', function(uiGridFactory) {
* return uiGridFactory.getMapDrowdownFilter()
* });
*
*/
factory.getMapDrowdownFilter = function() {
return function(input, map, idLabel, valueLabel) {
if (map != null)
{
for (var i = 0; i < map.length; i ++) {
if (map[i][idLabel] == input)
{
return map[i][valueLabel];
}
}
}
return "";
}
}
return factory;
});
2)然后我在需要下拉逻辑的控制器末尾添加了过滤器mapDropdown
.filter('mapDropdown', function(uiGridFactory) {
return uiGridFactory.getMapDrowdownFilter()
});
3) 我将此 cellFilter 添加到包含下拉列表的列定义中:
columnDefs: [
{ field: 'id', 'ID')},
{ field: 'languageId', name: 'Language',
editableCellTemplate: 'ui-grid/dropdownEditor',
editDropdownIdLabel: 'id', editDropdownValueLabel: 'description',
editDropdownOptionsArray: $scope.languageCatalog,
cellFilter: 'mapDropdown:row.grid.appScope.languageCatalog:"id":"description"' },
{ field: 'comments', 'Comments' }
]
其中 mapDropdown() 参数是:
a) 目录图(row.grid.appScope.languageCatalog)
b) ID 标签
c) 价值标签
注意:在我的示例中,我使用了从带有工厂的数据库加载的 $scope.languageCatalog 变量。你必须实现你自己的。
factory.getLanguages = function (callback) {
$http.get(RESOURCES.REST_ADDRESS + 'getLanguages').
success(function (data, status, headers, config) {
callback(data);
}).
error(function (data, status, headers, config) {
});
}