js选择文件进行导入(FileSaver.js)

来源：互联网发布：手机相片加密软件编辑：程序博客网时间：2024/06/16 04:22

记一次.参数导入设备,具体见下方代码.

导入html

<div class="input-r">    <span style="width: 180px;display: inline-block;">设备参数</span>    <button type="button" class="btn-1" ng-click="chooseImportFile()" title="浏览" style="">浏览</button>    <button type="button" class="btn-1" ng-click="paramImport()" title="导入">导入</button>    <input type="file" class="import-file" ng-model="file" onchange="angular.element(this).scope().importFileNameChanged(this)" style="display:none;"></div>

js

/** * 参数导入选择文件 */ $scope.chooseImportFile = function(){     $('.import-file').trigger('click'); }$scope.importFileNameChanged = function(input){    var files = input.files;    $('#importFileName').val(files[0].filename || files[0].name);}/**  * 开始导入  */ $scope.importing = false; $scope.paramImport = function(){        var files = $('.import-file',$element)[0].files;    if(files.length > 0){        $scope.importing = true;        var fileReader = new FileReader();        fileReader.onload = function(){            if(files[0].size > 1048576){                alert('请选择文件大小不要超过1M!');                            }else{                var params = {                       config:this.result                }                 var callbacks = {                    success:function (params){                        alert('导入成功!');                                          $scope.importProgress.remove();                        $state.go('login');                        },                    fail:function (resp){                            $scope.importing = false;                            $scope.importProgress.remove();                    },                    error:function (resp){                            $scope.importing = false;                            $scope.importProgress.remove();                    }                };                Device.setInputDevConfig(params,callbacks);                             }                                               };        fileReader.onerror = function(){            alert('导入出错!');        };        fileReader.readAsText(files[0]);    }else{        alert('请选择导入文件!');    }}

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