flutter_file_selector

# 在pubspec.yaml 中引入依赖 方式1
flutterfileselector:
   git:
      url: https://gitee.com/jrnet/flutter_file_selector

# 在pubspec.yaml 中引入依赖 方式2
flutterfileselector: ^0.0.1

List<String> fileTypeEnd = [".pdf", ".doc", ".docx",".xls",".xlsx"];
// 显示筛选按钮
FlutterSelect(
    /// todo:  标题
    title: "选择文件",
    /// todo:  按钮
    btn: Text("选择文档"),
    /// todo:  最大可选
    maxCount: 3,
    /// todo:  往数组里添加需要的格式,默认是[".pdf", ".doc", ".docx",".xls",".xlsx"]
    fileTypeEnd: fileTypeEnd，
    /// todo:  自定义下拉选项，不传则默认
    dropdownMenuItem: [
        DropDownModel(lable: "文档",value: [".pdf",".txt",".word",".ppt"]),
        DropDownModel(lable: "图片",value: [".jpg",".png",".bmp",".jpeg",".gif"]),
    ],
    valueChanged: (v){
        
    },
),

// 不显示筛选按钮
FlutterSelect(
    /// todo:  标题
    title: "选择文件",
    /// todo:  按钮
    btn: Text("选择文档"),
    /// todo:  最大可选
    maxCount: 3,
    /// todo: 不展示筛选
    isScreen: false,
    /// todo:  往数组里添加需要的格式,默认是[".pdf", ".doc", ".docx",".xls",".xlsx"]
    fileTypeEnd: fileTypeEnd，
    valueChanged: (v){
   
    },
),

// tools:replace="android:resource"  需要导入tools 才能使用
// AndroidManifest.xml 的 manifest 中 引入 xmlns:tools="http://schemas.android.com/tools"
<provider
   android:name="androidx.core.content.FileProvider"
   android:authorities="${applicationId}.fileProvider"
   android:exported="false"
   android:grantUriPermissions="true"
   tools:replace="android:authorities">
   <meta-data
       android:name="android.support.FILE_PROVIDER_PATHS"
       android:resource="@xml/file_select_flutter"
       tools:replace="android:resource" />
</provider>