...提交部分ui...

app/src/main/java/com/base/superpdfreader/helps/MediaStoreHelp.kt

 package com.base.superpdfreader.helps
 
+import android.annotation.SuppressLint
+import android.content.Context
+import android.database.Cursor
+import android.media.MediaScannerConnection
+import android.net.Uri
+import android.os.Environment
+import android.provider.MediaStore
+import com.base.superpdfreader.bean.DocumentBean
+
 object MediaStoreHelp {
+
+    @SuppressLint("Range")
+    fun Context.geFileMedia(list: ArrayList<DocumentBean>, selectionArgs: Array<String>): ArrayList<DocumentBean> {
+        val projection = arrayOf(
+            MediaStore.Files.FileColumns._ID,
+            MediaStore.Files.FileColumns.DATA,
+            MediaStore.Files.FileColumns.MIME_TYPE,
+            MediaStore.Files.FileColumns.TITLE,
+            MediaStore.Files.FileColumns.SIZE,
+        )
+
+        // 选择条件，筛选出MIME类型为application/zip的文件
+        val selection = MediaStore.Files.FileColumns.MIME_TYPE + "=?"
+//        val selectionArgs = arrayOf("application/zip")
+
+        var cursor: Cursor? = null
+        try {
+            cursor = contentResolver.query(
+                MediaStore.Files.getContentUri("external"),  // 你也可以使用INTERNAL_CONTENT_URI来查询内部存储
+                projection,
+                selection,
+                selectionArgs,
+                null // 无排序
+            )
+
+            if (cursor != null) {
+                while (cursor.moveToNext()) {
+                    val tittle = cursor.getString(cursor.getColumnIndex(MediaStore.Files.FileColumns.TITLE))
+                    val path = cursor.getString(cursor.getColumnIndex(MediaStore.Files.FileColumns.DATA))
+                    val size = cursor.getString(cursor.getColumnIndex(MediaStore.Files.FileColumns.SIZE)).toLong()
+                    // 其他属性...
+                }
+                cursor.close()
+            }
+        } catch (e: Exception) {
+
+        } finally {
+            cursor?.close()
+        }
+
+        return list
+    }
+
+
+    val commonMediaDir = arrayOf(
+        Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DCIM).absolutePath,
+        Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS).absolutePath,
+        Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_MOVIES).absolutePath,
+        Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_MUSIC).absolutePath,
+    )
+
+    fun Context.updateMediaStore(
+        filePath: Array<String> = commonMediaDir
+    ) {
+        MediaScannerConnection.scanFile(
+            this, filePath, null
+        ) { path: String?, uri: Uri? -> }
+    }
 }
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