blueimp.fileupload 使用通过 $emit 触发的事件来通知父范围:
on([
'fileuploadadd',
'fileuploadsubmit',
'fileuploadsend',
'fileuploaddone',
'fileuploadfail',
'fileuploadalways',
'fileuploadprogress',
'fileuploadprogressall',
'fileuploadstart',
'fileuploadstop',
'fileuploadchange',
'fileuploadpaste',
'fileuploaddrop',
'fileuploaddragover',
'fileuploadchunksend',
'fileuploadchunkdone',
'fileuploadchunkfail',
'fileuploadchunkalways',
'fileuploadprocessstart',
'fileuploadprocess',
'fileuploadprocessdone',
'fileuploadprocessfail',
'fileuploadprocessalways',
'fileuploadprocessstop'
].join(' '), function (e, data) {
if ($scope.$emit(e.type, data).defaultPrevented) {
e.preventDefault();
}
})
这意味着您可以简单地在其中一个父范围控制器中添加一个事件侦听器,例如:
$scope.$on('fileuploadprocessdone', function(event, files){
$.each(files, function (index, file) {
//do what you want
});
});
您还可以在配置阶段覆盖默认的 handleResponse 函数,例如:
angular.module('myApp', ['blueimp.fileupload']).
.config(['fileUploadProvider', function (fileUploadProvider){
fileUploadProvider.defaults.handleResponse = function (e,data){
var files = data.result && data.result.files;
if (files) {
data.scope().replace(data.files, files);
// do what you want...
} else if (data.errorThrown || data.textStatus === 'error') {
data.files[0].error = data.errorThrown ||
data.textStatus;
}
};
}]);