Android 调用系统文件管理器

最新推荐文章于 2025-05-17 14:38:46 发布

原创

最新推荐文章于 2025-05-17 14:38:46 发布 · 1.8k 阅读

2 ·

CC 4.0 BY-SA版权

本文介绍如何在Android应用中使用Intent启动系统内置的文件管理器，让用户选择特定文件或目录，包括设置Intent类型、读取权限等相关步骤。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

private void showFileChooser() {
Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
intent.setType("*/*");
intent.addCategory(Intent.CATEGORY_OPENABLE);
try {
startActivityForResult(Intent.createChooser(intent, "Select a File to Upload"), Constants.REQUEST_CODE_GET_MUSIC);
} catch (android.content.ActivityNotFoundException ex) {
// Potentially direct the user to the Market with a Dialog
ToastUtils.showShort("Please install a File Manager.");
}
}

文件对应类型列表：

            {后缀名，MIME类型} 
            {".3gp",    "video/3gpp"}, 
            {".apk",    "application/vnd.android.package-archive"}, 
            {".asf",    "video/x-ms-asf"}, 
            {".avi",    "video/x-msvideo"}, 
            {".bin",    "application/octet-stream"}, 
            {".bmp",    "image/bmp"}, 
            {".c",  "text/plain"}, 
            {".class",  "application/octet-stream"}, 
            {".conf",   "text/plain"}, 
            {".cpp",    "text/plain"}, 
            {".doc",    "application