├── .gitignore ├── LICENSE ├── README.md ├── app ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── com │ │ └── example │ │ └── scopedstoragedemo │ │ └── ExampleInstrumentedTest.kt │ ├── main │ ├── AndroidManifest.xml │ ├── java │ │ └── com │ │ │ └── example │ │ │ └── scopedstoragedemo │ │ │ ├── AlbumAdapter.kt │ │ │ ├── BrowseAlbumActivity.kt │ │ │ ├── Image.kt │ │ │ └── MainActivity.kt │ └── res │ │ ├── drawable-nodpi │ │ └── image.jpg │ │ ├── drawable-v24 │ │ └── ic_launcher_foreground.xml │ │ ├── drawable │ │ ├── album_loading_bg.xml │ │ ├── ic_done.xml │ │ └── ic_launcher_background.xml │ │ ├── layout │ │ ├── activity_browse_album.xml │ │ ├── activity_main.xml │ │ └── album_image_item.xml │ │ ├── mipmap-anydpi-v26 │ │ ├── ic_launcher.xml │ │ └── ic_launcher_round.xml │ │ ├── mipmap-hdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-mdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxxhdpi │ │ ├── ic_launcher.png │ │ └── ic_launcher_round.png │ │ └── values │ │ ├── colors.xml │ │ ├── strings.xml │ │ └── styles.xml │ └── test │ └── java │ └── com │ └── example │ └── scopedstoragedemo │ └── ExampleUnitTest.kt ├── build.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/gradle.xml 5 | /.idea/caches 6 | /.idea/libraries 7 | /.idea/modules.xml 8 | /.idea/workspace.xml 9 | /.idea/navEditor.xml 10 | /.idea/assetWizardSettings.xml 11 | .DS_Store 12 | /build 13 | /captures 14 | .externalNativeBuild 15 | .cxx 16 | .idea -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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-------------------------------------------------------------------------------- 1 | # ScopedStorageDemo 2 | 3 | A demo to show how scoped storage worked on Android 11 and backward compatible with previous versions. 4 | 5 | [中文讲解](https://guolin.blog.csdn.net/article/details/105419420) 6 | -------------------------------------------------------------------------------- /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | apply plugin: 'kotlin-android' 3 | 4 | android { 5 | compileSdkVersion 30 6 | defaultConfig { 7 | applicationId "com.example.scopedstoragedemo" 8 | minSdkVersion 21 9 | targetSdkVersion 30 10 | versionCode 1 11 | versionName "1.0" 12 | testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" 13 | } 14 | buildTypes { 15 | release { 16 | minifyEnabled false 17 | proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' 18 | } 19 | } 20 | buildFeatures { 21 | viewBinding true 22 | } 23 | } 24 | 25 | dependencies { 26 | implementation fileTree(dir: 'libs', include: ['*.jar']) 27 | implementation"org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" 28 | implementation 'androidx.appcompat:appcompat:1.2.0' 29 | implementation 'androidx.core:core-ktx:1.3.2' 30 | implementation 'androidx.constraintlayout:constraintlayout:2.0.4' 31 | implementation 'androidx.recyclerview:recyclerview:1.1.0' 32 | implementation 'com.google.android.material:material:1.3.0' 33 | implementation 'com.github.bumptech.glide:glide:4.11.0' 34 | testImplementation 'junit:junit:4.13.1' 35 | androidTestImplementation 'androidx.test.ext:junit:1.1.2' 36 | androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0' 37 | implementation "androidx.lifecycle:lifecycle-extensions:2.2.0" 38 | implementation "androidx.lifecycle:lifecycle-livedata-ktx:2.3.0" 39 | } 40 | -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /app/src/androidTest/java/com/example/scopedstoragedemo/ExampleInstrumentedTest.kt: -------------------------------------------------------------------------------- 1 | package com.example.scopedstoragedemo 2 | 3 | import androidx.test.platform.app.InstrumentationRegistry 4 | import androidx.test.ext.junit.runners.AndroidJUnit4 5 | 6 | import org.junit.Test 7 | import org.junit.runner.RunWith 8 | 9 | import org.junit.Assert.* 10 | 11 | /** 12 | * Instrumented test, which will execute on an Android device. 13 | * 14 | * See [testing documentation](http://d.android.com/tools/testing). 15 | */ 16 | @RunWith(AndroidJUnit4::class) 17 | class ExampleInstrumentedTest { 18 | @Test 19 | fun useAppContext() { 20 | // Context of the app under test. 21 | val appContext = InstrumentationRegistry.getInstrumentation().targetContext 22 | assertEquals("com.example.scopedstoragedemo", appContext.packageName) 23 | } 24 | } 25 | -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 7 | 9 | 11 | 12 | 13 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | -------------------------------------------------------------------------------- /app/src/main/java/com/example/scopedstoragedemo/AlbumAdapter.kt: -------------------------------------------------------------------------------- 1 | package com.example.scopedstoragedemo 2 | 3 | import android.content.Context 4 | import android.net.Uri 5 | import android.view.LayoutInflater 6 | import android.view.View 7 | import android.view.ViewGroup 8 | import android.widget.ImageView 9 | import androidx.recyclerview.widget.RecyclerView 10 | import com.bumptech.glide.Glide 11 | import com.bumptech.glide.request.RequestOptions 12 | 13 | class AlbumAdapter(private val context: Context, private val imageList: List, 14 | private val checkedImages: MutableMap, private val imageSize: Int, 15 | private val pickFiles: Boolean) 16 | : RecyclerView.Adapter() { 17 | 18 | class ViewHolder(view: View) : RecyclerView.ViewHolder(view) { 19 | val imageView: ImageView = view.findViewById(R.id.imageView) 20 | val checkedView: ImageView = view.findViewById(R.id.checkedView) 21 | } 22 | 23 | override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder { 24 | val view = LayoutInflater.from(context).inflate(R.layout.album_image_item, parent, false) 25 | val holder = ViewHolder(view) 26 | if (pickFiles) { 27 | holder.itemView.setOnClickListener { 28 | val position = holder.adapterPosition 29 | val image = imageList[position] 30 | image.checked = !image.checked 31 | if (image.checked) { 32 | checkedImages[image.uri.toString()] = image 33 | } else { 34 | checkedImages.remove(image.uri.toString()) 35 | } 36 | notifyItemChanged(position) 37 | } 38 | } 39 | return holder 40 | } 41 | 42 | override fun getItemCount() = imageList.size 43 | 44 | override fun onBindViewHolder(holder: ViewHolder, position: Int) { 45 | holder.imageView.layoutParams.width = imageSize 46 | holder.imageView.layoutParams.height = imageSize 47 | val image = imageList[position] 48 | if (image.checked) { 49 | holder.checkedView.visibility = View.VISIBLE 50 | } else { 51 | holder.checkedView.visibility = View.INVISIBLE 52 | } 53 | val options = RequestOptions().placeholder(R.drawable.album_loading_bg).override(imageSize, imageSize) 54 | Glide.with(context).load(image.uri).apply(options).into(holder.imageView) 55 | } 56 | 57 | } -------------------------------------------------------------------------------- /app/src/main/java/com/example/scopedstoragedemo/BrowseAlbumActivity.kt: -------------------------------------------------------------------------------- 1 | package com.example.scopedstoragedemo 2 | 3 | import android.content.ContentUris 4 | import android.content.Intent 5 | import android.net.Uri 6 | import android.os.Bundle 7 | import android.provider.MediaStore 8 | import android.view.View 9 | import android.view.ViewTreeObserver.* 10 | import android.widget.Toast 11 | import androidx.appcompat.app.AppCompatActivity 12 | import androidx.recyclerview.widget.GridLayoutManager 13 | import com.example.scopedstoragedemo.databinding.ActivityBrowseAlbumBinding 14 | import kotlin.concurrent.thread 15 | import android.view.ViewTreeObserver.OnPreDrawListener as OnPreDrawListener1 16 | 17 | class BrowseAlbumActivity : AppCompatActivity() { 18 | 19 | private val imageList = ArrayList() 20 | 21 | private val checkedImages = HashMap() 22 | 23 | override fun onCreate(savedInstanceState: Bundle?) { 24 | super.onCreate(savedInstanceState) 25 | val binding = ActivityBrowseAlbumBinding.inflate(layoutInflater) 26 | setContentView(binding.root) 27 | val pickFiles = intent.getBooleanExtra("pick_files", false) 28 | title = if (pickFiles) "Pick Images" else "Browse Album" 29 | binding.recyclerView.viewTreeObserver.addOnPreDrawListener(object : OnPreDrawListener1 { 30 | override fun onPreDraw(): Boolean { 31 | binding.recyclerView.viewTreeObserver.removeOnPreDrawListener(this) 32 | val columns = 3 33 | val imageSize = binding.recyclerView.width / columns 34 | val adapter = AlbumAdapter(this@BrowseAlbumActivity, imageList, checkedImages, imageSize, pickFiles) 35 | binding.recyclerView.layoutManager = GridLayoutManager(this@BrowseAlbumActivity, columns) 36 | binding.recyclerView.adapter = adapter 37 | loadImages(adapter) 38 | return false 39 | } 40 | }) 41 | binding.fab.setOnClickListener { 42 | if (checkedImages.isEmpty()) { 43 | Toast.makeText(this, "You didn't choose any image", Toast.LENGTH_SHORT).show() 44 | return@setOnClickListener 45 | } 46 | val checkedUris = ArrayList() 47 | for (image in checkedImages.values) { 48 | checkedUris.add(image.uri) 49 | } 50 | val data = Intent() 51 | data.putExtra("checked_uris", checkedUris) 52 | setResult(RESULT_OK, data) 53 | finish() 54 | } 55 | if (pickFiles) { 56 | binding.fab.visibility = View.VISIBLE 57 | } 58 | } 59 | 60 | private fun loadImages(adapter: AlbumAdapter) { 61 | thread { 62 | val cursor = contentResolver.query(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, null, 63 | null, null, "${MediaStore.MediaColumns.DATE_ADDED} desc") 64 | if (cursor != null) { 65 | while (cursor.moveToNext()) { 66 | val id = cursor.getLong(cursor.getColumnIndexOrThrow(MediaStore.MediaColumns._ID)) 67 | val uri = ContentUris.withAppendedId(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, id) 68 | imageList.add(Image(uri, false)) 69 | } 70 | cursor.close() 71 | } 72 | runOnUiThread { 73 | adapter.notifyDataSetChanged() 74 | } 75 | } 76 | } 77 | 78 | } 79 | -------------------------------------------------------------------------------- /app/src/main/java/com/example/scopedstoragedemo/Image.kt: -------------------------------------------------------------------------------- 1 | package com.example.scopedstoragedemo 2 | 3 | import android.net.Uri 4 | 5 | class Image(val uri: Uri, var checked: Boolean) -------------------------------------------------------------------------------- /app/src/main/java/com/example/scopedstoragedemo/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package com.example.scopedstoragedemo 2 | 3 | import android.Manifest 4 | import android.app.Activity 5 | import android.app.AlertDialog 6 | import android.content.ContentValues 7 | import android.content.Intent 8 | import android.content.pm.PackageManager 9 | import android.graphics.Bitmap 10 | import android.graphics.BitmapFactory 11 | import android.net.Uri 12 | import android.os.Build 13 | import android.os.Bundle 14 | import android.os.Environment 15 | import android.provider.MediaStore 16 | import android.provider.Settings 17 | import android.widget.Toast 18 | import androidx.appcompat.app.AppCompatActivity 19 | import androidx.core.app.ActivityCompat 20 | import androidx.core.content.ContextCompat 21 | import com.example.scopedstoragedemo.databinding.ActivityMainBinding 22 | import java.io.BufferedInputStream 23 | import java.io.BufferedOutputStream 24 | import java.io.File 25 | import java.io.FileOutputStream 26 | import java.net.HttpURLConnection 27 | import java.net.URL 28 | import kotlin.concurrent.thread 29 | 30 | const val PICK_FILE = 1 31 | const val PICK_IMAGES = 2 32 | const val CREATE_WRITE_REQUEST = 3 33 | const val ALL_FILES_ACCESS_PERMISSION = 4 34 | 35 | class MainActivity : AppCompatActivity() { 36 | 37 | override fun onCreate(savedInstanceState: Bundle?) { 38 | super.onCreate(savedInstanceState) 39 | val binding = ActivityMainBinding.inflate(layoutInflater) 40 | setContentView(binding.root) 41 | val permissionsToRequire = ArrayList() 42 | if (ContextCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) { 43 | permissionsToRequire.add(Manifest.permission.READ_EXTERNAL_STORAGE) 44 | } 45 | if (ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) { 46 | permissionsToRequire.add(Manifest.permission.WRITE_EXTERNAL_STORAGE) 47 | } 48 | if (permissionsToRequire.isNotEmpty()) { 49 | ActivityCompat.requestPermissions(this, permissionsToRequire.toTypedArray(), 0) 50 | } 51 | binding.browseAlbum.setOnClickListener { 52 | val intent = Intent(this, BrowseAlbumActivity::class.java) 53 | startActivity(intent) 54 | } 55 | binding.addImageToAlbum.setOnClickListener { 56 | val bitmap = BitmapFactory.decodeResource(resources, R.drawable.image) 57 | val displayName = "${System.currentTimeMillis()}.jpg" 58 | val mimeType = "image/jpeg" 59 | val compressFormat = Bitmap.CompressFormat.JPEG 60 | addBitmapToAlbum(bitmap, displayName, mimeType, compressFormat) 61 | } 62 | binding.downloadFile.setOnClickListener { 63 | val fileUrl = "http://guolin.tech/android.txt" 64 | val fileName = "android.txt" 65 | downloadFile(fileUrl, fileName) 66 | } 67 | binding.pickFile.setOnClickListener { 68 | pickFileAndCopyUriToExternalFilesDir() 69 | } 70 | binding.writeRequest.setOnClickListener { 71 | val intent = Intent(this, BrowseAlbumActivity::class.java) 72 | intent.putExtra("pick_files", true) 73 | startActivityForResult(intent, PICK_IMAGES) 74 | } 75 | binding.manageExternalStorage.setOnClickListener { 76 | requestAllFilesAccessPermission() 77 | } 78 | } 79 | 80 | override fun onRequestPermissionsResult(requestCode: Int, permissions: Array, grantResults: IntArray) { 81 | super.onRequestPermissionsResult(requestCode, permissions, grantResults) 82 | if (requestCode == 0) { 83 | for (result in grantResults) { 84 | if (result != PackageManager.PERMISSION_GRANTED) { 85 | Toast.makeText(this, "You must allow all the permissions.", Toast.LENGTH_SHORT).show() 86 | finish() 87 | } 88 | } 89 | } 90 | } 91 | 92 | private fun addBitmapToAlbum(bitmap: Bitmap, displayName: String, mimeType: String, compressFormat: Bitmap.CompressFormat) { 93 | val values = ContentValues() 94 | values.put(MediaStore.MediaColumns.DISPLAY_NAME, displayName) 95 | values.put(MediaStore.MediaColumns.MIME_TYPE, mimeType) 96 | if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) { 97 | values.put(MediaStore.MediaColumns.RELATIVE_PATH, Environment.DIRECTORY_DCIM) 98 | } else { 99 | values.put(MediaStore.MediaColumns.DATA, "${Environment.getExternalStorageDirectory().path}/${Environment.DIRECTORY_DCIM}/$displayName") 100 | } 101 | val uri = contentResolver.insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values) 102 | if (uri != null) { 103 | val outputStream = contentResolver.openOutputStream(uri) 104 | if (outputStream != null) { 105 | bitmap.compress(compressFormat, 100, outputStream) 106 | outputStream.close() 107 | Toast.makeText(this, "Add bitmap to album succeeded.", Toast.LENGTH_SHORT).show() 108 | } 109 | } 110 | } 111 | 112 | private fun downloadFile(fileUrl: String, fileName: String) { 113 | if (Build.VERSION.SDK_INT < Build.VERSION_CODES.Q) { 114 | Toast.makeText(this, "You must use device running Android 10 or higher", Toast.LENGTH_SHORT).show() 115 | return 116 | } 117 | thread { 118 | try { 119 | val url = URL(fileUrl) 120 | val connection = url.openConnection() as HttpURLConnection 121 | connection.requestMethod = "GET" 122 | connection.connectTimeout = 8000 123 | connection.readTimeout = 8000 124 | val inputStream = connection.inputStream 125 | val bis = BufferedInputStream(inputStream) 126 | val values = ContentValues() 127 | values.put(MediaStore.MediaColumns.DISPLAY_NAME, fileName) 128 | values.put(MediaStore.MediaColumns.RELATIVE_PATH, Environment.DIRECTORY_DOWNLOADS) 129 | val uri = contentResolver.insert(MediaStore.Downloads.EXTERNAL_CONTENT_URI, values) 130 | if (uri != null) { 131 | val outputStream = contentResolver.openOutputStream(uri) 132 | if (outputStream != null) { 133 | val bos = BufferedOutputStream(outputStream) 134 | val buffer = ByteArray(1024) 135 | var bytes = bis.read(buffer) 136 | while (bytes >= 0) { 137 | bos.write(buffer, 0 , bytes) 138 | bos.flush() 139 | bytes = bis.read(buffer) 140 | } 141 | bos.close() 142 | runOnUiThread { 143 | Toast.makeText(this, "$fileName is in Download directory now.", Toast.LENGTH_SHORT).show() 144 | } 145 | } 146 | } 147 | bis.close() 148 | } catch (e: Exception) { 149 | e.printStackTrace() 150 | } 151 | } 152 | } 153 | 154 | private fun pickFileAndCopyUriToExternalFilesDir() { 155 | val intent = Intent(Intent.ACTION_OPEN_DOCUMENT) 156 | intent.addCategory(Intent.CATEGORY_OPENABLE) 157 | intent.type = "*/*" 158 | startActivityForResult(intent, PICK_FILE) 159 | } 160 | 161 | private fun requestAllFilesAccessPermission() { 162 | if (Build.VERSION.SDK_INT < Build.VERSION_CODES.R || Environment.isExternalStorageManager()) { 163 | Toast.makeText(this, "We can access all files on external storage now", Toast.LENGTH_SHORT).show() 164 | } else { 165 | val builder = AlertDialog.Builder(this) 166 | .setTitle("Tip") 167 | .setMessage("We need permission to access all files on external storage") 168 | .setPositiveButton("OK") { _, _ -> 169 | val intent = Intent(Settings.ACTION_MANAGE_ALL_FILES_ACCESS_PERMISSION) 170 | startActivityForResult(intent, ALL_FILES_ACCESS_PERMISSION) 171 | } 172 | .setNegativeButton("Cancel", null) 173 | builder.show() 174 | } 175 | } 176 | 177 | override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) { 178 | super.onActivityResult(requestCode, resultCode, data) 179 | when (requestCode) { 180 | PICK_FILE -> { 181 | if (resultCode == Activity.RESULT_OK && data != null) { 182 | val uri = data.data 183 | if (uri != null) { 184 | val fileName = getFileNameByUri(uri) 185 | copyUriToExternalFilesDir(uri, fileName) 186 | } 187 | } 188 | } 189 | PICK_IMAGES -> { 190 | if (resultCode == Activity.RESULT_OK && data != null) { 191 | if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) { 192 | val urisToModify = data.getSerializableExtra("checked_uris") as ArrayList 193 | val editPendingIntent = MediaStore.createWriteRequest(contentResolver, urisToModify) 194 | startIntentSenderForResult(editPendingIntent.intentSender, CREATE_WRITE_REQUEST, 195 | null, 0, 0, 0) 196 | } else { 197 | Toast.makeText(this, "Write permissions are granted", Toast.LENGTH_SHORT).show() 198 | } 199 | } 200 | } 201 | CREATE_WRITE_REQUEST -> { 202 | if (resultCode == Activity.RESULT_OK) { 203 | Toast.makeText(this, "Write permissions are granted", Toast.LENGTH_SHORT).show() 204 | } else { 205 | Toast.makeText(this, "Write permissions are denied", Toast.LENGTH_SHORT).show() 206 | } 207 | } 208 | ALL_FILES_ACCESS_PERMISSION -> { 209 | requestAllFilesAccessPermission() 210 | } 211 | } 212 | } 213 | 214 | private fun getFileNameByUri(uri: Uri): String { 215 | var fileName = System.currentTimeMillis().toString() 216 | val cursor = contentResolver.query(uri, null, null, null, null) 217 | if (cursor != null && cursor.count > 0) { 218 | cursor.moveToFirst() 219 | fileName = cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.MediaColumns.DISPLAY_NAME)) 220 | cursor.close() 221 | } 222 | return fileName 223 | } 224 | 225 | private fun copyUriToExternalFilesDir(uri: Uri, fileName: String) { 226 | thread { 227 | val inputStream = contentResolver.openInputStream(uri) 228 | val tempDir = getExternalFilesDir("temp") 229 | if (inputStream != null && tempDir != null) { 230 | val file = File("$tempDir/$fileName") 231 | val fos = FileOutputStream(file) 232 | val bis = BufferedInputStream(inputStream) 233 | val bos = BufferedOutputStream(fos) 234 | val byteArray = ByteArray(1024) 235 | var bytes = bis.read(byteArray) 236 | while (bytes > 0) { 237 | bos.write(byteArray, 0, bytes) 238 | bos.flush() 239 | bytes = bis.read(byteArray) 240 | } 241 | bos.close() 242 | fos.close() 243 | runOnUiThread { 244 | Toast.makeText(this, "Copy file into $tempDir succeeded.", Toast.LENGTH_LONG).show() 245 | } 246 | } 247 | } 248 | } 249 | 250 | } 251 | -------------------------------------------------------------------------------- /app/src/main/res/drawable-nodpi/image.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/guolindev/ScopedStorageDemo/71f2977c9405f14e81aea36800e73182599f85fc/app/src/main/res/drawable-nodpi/image.jpg -------------------------------------------------------------------------------- /app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 12 | 13 | 19 | 22 | 25 | 26 | 27 | 28 | 34 | 35 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/album_loading_bg.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 9 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_done.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 11 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | 120 | 125 | 130 | 135 | 140 | 145 | 150 | 155 | 160 | 165 | 170 | 171 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_browse_album.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 11 | 12 | 13 | 22 | 23 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 |