openharmony 鸿蒙 select-user-file

Selecting User Files You can use FilePicker to implement the capabilities required for sharing user files and saving images and videos. When Picker is used to access a file, the related application wi
2023-06-24 813 后端技术
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openharmony 鸿蒙 save-user-file

Saving User Files When a user needs to download a file from the Internet or save a file to another directory, use FilePicker to save the file. Pay attention to the following key points: Permission Des
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openharmony 鸿蒙 file-access-across-devices

Sharing and Accessing Files Across Devices The distributed file system provides applications the capability for accessing files across devices. If the same application has been installed on two device
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openharmony 鸿蒙 distributed-fs-overview

Distributed File System Overview OpenHarmony distributed file system (hmdfs) provides cross-device file access capabilities in the following scenarios: The user uses the editing software on one device
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openharmony 鸿蒙 app-sandbox-directory

Application Sandbox The application sandbox is an isolation mechanism used to prevent malicious data access through path traversal. With this mechanism, only the application sandbox directory is visib
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openharmony 鸿蒙 app-fs-space-statistics

Obtaining Application and File System Space Statistics This topic describes how to obtain statistics on the space occupied by your application and the free space and total space of a file system. Avai
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