getApplicationDocumentsDirectory():文档目录 特点:用于存储只能由该应用访问的文件,系统不会清除该目录,只有在删除应用时才会消失。 iOS的实现方式是NSDocumentDirectory Android的实现方式是getDataDirectory或getExternalStorageDirectory,即data/data/packageName/app_flutter getExternalStorageDirectory():外部存储目录 特点:...
file:文件directory:文件夹link:链接文件,比如:HTML文件、PDF文件、图片文件、音频文件、文本文件、JSON文件notFound:未知 文件夹重命名 _dirRename() async{ Directory documentsDirectory = await getApplicationDocumentsDirectory(); String path = '${documentsDirectory.path}${Platform.pathSeparator}dirName'; var ...
您可以通过FileStat使用FileSystemEntity来获取文件的元数据。按照类似的步骤here在目录中的文件上强制转换...
(entity.height*0.7).toInt()),quality:70);if(imageData!=null){//获得一个uuud码用于给图片命名finalString uuid=Uuid().v1();//获得应用临时目录路径finalDirectory _directory=awaitgetTemporaryDirectory();finalDirectory _imageDirectory=awaitnewDirectory('${_directory.path}/image/').create(recursive:t...
pathFiles.add(clipFile); res = clipFile; } } else { Directory("$savePath/${file.name}").create(recursive: true); } } //整理数据, 通知数据库存储 List<DownloadItemModel> filterList = downloadFileList .where((element) => element.id.toString() == id) ...
Flutter failed to delete a directory at "C:\flutterSDK\.pub-preload-cache". The flutter tool cannot access the file or directory. Please ensure that the SDK and/or project is installed in a location that has read/write permissions for the current user. #161147 closed Jan 6, 2025 flutte...
while(!searchFiles.isEmpty()){File file=searchFiles.remove();if(file!=null&&file.isDirectory()){for(File f:file.listFiles()){searchFiles.add(f);}continue;}String name=file.getName();if(
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Future<void>initPlatformState()async{_setPath();if(!mounted)return;}void_setPath()async{Directory _path=awaitgetApplicationDocumentsDirectory();String _localPath=_path.path+Platform.pathSeparator+'Download';finalsavedDir=Directory(_localPath);bool hasExisted=awaitsavedDir.exists();if(!hasExisted){...
1.Executeflutter pub get. 2.Build and run the project. Android 1.Executeflutter run. 2.Open the demo project with Android Studio (3.5 or later), and run the project. iOS 1.Executecd ios. 2.Executepod install. 3.Open/iosin the source code directory with Xcode (11.0 or later). Compil...