Add new storage playground sample

StoragePlayground/.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties

StoragePlayground/README.md

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+# Storage Playground

StoragePlayground/app/.gitignore

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+/build

StoragePlayground/app/build.gradle

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+plugins {
+    id 'com.android.application'
+    id 'org.jetbrains.kotlin.android'
+}
+
+android {
+    namespace 'com.samples.storage.playground'
+    compileSdk 33
+
+    defaultConfig {
+        applicationId "com.samples.storage.playground"
+        minSdk 21
+        targetSdk 33
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+        vectorDrawables {
+            useSupportLibrary true
+        }
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+    kotlinOptions {
+        jvmTarget = '1.8'
+    }
+    buildFeatures {
+        compose true
+    }
+    composeOptions {
+        kotlinCompilerExtensionVersion compose_compiler_extension_version
+    }
+    packagingOptions {
+        resources {
+            excludes += '/META-INF/{AL2.0,LGPL2.1}'
+        }
+    }
+}
+
+dependencies {
+    def composeBom = platform('androidx.compose:compose-bom:2022.10.00')
+    implementation composeBom
+    androidTestImplementation composeBom
+
+    implementation 'androidx.compose.material3:material3'
+    implementation 'androidx.compose.material:material-icons-extended'
+
+    // Android Studio Preview support
+    implementation 'androidx.compose.ui:ui-tooling-preview'
+    debugImplementation 'androidx.compose.ui:ui-tooling'
+
+    // UI Tests
+    androidTestImplementation 'androidx.compose.ui:ui-test-junit4'
+    debugImplementation 'androidx.compose.ui:ui-test-manifest'
+
+    implementation 'androidx.core:core-ktx:1.9.0'
+    implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.5.1'
+    implementation 'androidx.navigation:navigation-compose:2.5.3'
+    implementation 'androidx.activity:activity-compose:1.6.1'
+
+    implementation 'io.coil-kt:coil-compose:2.2.1'
+    implementation 'io.coil-kt:coil-video:2.2.1'
+
+    implementation(project(":ui-elements"))
+    implementation(project(":demos:photopicker"))
+    implementation(project(":demos:addfiles"))
+
+    testImplementation 'junit:junit:4.13.2'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
+}

StoragePlayground/app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

StoragePlayground/app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2022 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~     https://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <application
+        android:allowBackup="true"
+        android:dataExtractionRules="@xml/data_extraction_rules"
+        android:fullBackupContent="@xml/backup_rules"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.StoragePlayground"
+        tools:targetApi="33">
+        <activity
+            android:name=".MainActivity"
+            android:exported="true"
+            android:label="@string/app_name"
+            android:theme="@style/Theme.StoragePlayground">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

StoragePlayground/app/src/main/java/com/samples/storage/playground/Demo.kt

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+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.samples.storage.playground
+
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.AddCircle
+import androidx.compose.material.icons.filled.AddPhotoAlternate
+import androidx.compose.material.icons.filled.AttachFile
+import androidx.compose.material.icons.filled.Edit
+import androidx.compose.material.icons.filled.FolderOpen
+import androidx.compose.material.icons.filled.ImageSearch
+import androidx.compose.material.icons.filled.NoteAdd
+import androidx.compose.material.icons.filled.PhotoLibrary
+import androidx.compose.ui.graphics.vector.ImageVector
+
+data class Demo(val route: String, val label: String, val icon: ImageVector)
+
+object Demos {
+    val PhotoPicker = Demo("photo-picker", "Photo Picker", Icons.Filled.PhotoLibrary)
+
+    val AddMediaFile = Demo("add-media-file", "Add Media File", Icons.Filled.AddPhotoAlternate)
+    val AddFileToDownloads =
+        Demo("add-files-to-downloads", "Add Files To Downloads", Icons.Filled.AddCircle)
+
+    val CreateDocumentFile =
+        Demo("create-document-file", "Create Document File", Icons.Filled.NoteAdd)
+    val ReadDocumentFile = Demo("read-document-file", "Read Document File", Icons.Filled.AttachFile)
+    val EditDocumentFile = Demo("edit-document-file", "Edit Document File", Icons.Filled.Edit)
+    val ListFolderFiles = Demo("list-folder-files", "List Folder Files", Icons.Filled.FolderOpen)
+
+    val ListMediaFiles = Demo("list-media-files", "List Media Files", Icons.Filled.ImageSearch)
+
+    val list = listOf(
+        PhotoPicker,
+
+        AddMediaFile,
+        AddFileToDownloads,
+
+        CreateDocumentFile,
+        ReadDocumentFile,
+        EditDocumentFile,
+        ListFolderFiles,
+
+        ListMediaFiles,
+    )
+}

StoragePlayground/app/src/main/java/com/samples/storage/playground/DemoScreen.kt

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+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.samples.storage.playground
+
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.items
+import androidx.compose.material3.Divider
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
+import androidx.compose.material3.ListItem
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.material3.TopAppBar
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.text.font.FontFamily
+import androidx.navigation.NavController
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun DemoScreen(navController: NavController) {
+    Scaffold(
+        topBar = {
+            TopAppBar(
+                title = { Text("Storage Playground", fontFamily = FontFamily.Serif) },
+            )
+        },
+    ) { paddingValues ->
+        LazyColumn(Modifier.padding(paddingValues)) {
+            items(Demos.list) { demo ->
+                ListItem(
+                    modifier = Modifier.clickable { navController.navigate(demo.route) },
+                    headlineText = { Text(demo.label) },
+                    leadingContent = { Icon(demo.icon, contentDescription = null) }
+                )
+                Divider()
+            }
+        }
+    }
+}

StoragePlayground/app/src/main/java/com/samples/storage/playground/MainActivity.kt

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+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.samples.storage.playground
+
+import android.content.Context
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.ui.Modifier
+import androidx.navigation.compose.NavHost
+import androidx.navigation.compose.composable
+import androidx.navigation.compose.rememberNavController
+import com.samples.storage.playground.addfiles.AddMediaFileScreen
+import com.samples.storage.playground.photopicker.PhotoPickerScreen
+import com.samples.storage.playground.ui.theme.StoragePlaygroundTheme
+
+class MainActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContent {
+            StoragePlaygroundTheme {
+                // A surface container using the 'background' color from the theme
+                Surface(
+                    modifier = Modifier.fillMaxSize(),
+                    color = MaterialTheme.colorScheme.background
+                ) {
+                    val navController = rememberNavController()
+                    val startNavigation = "demos"
+//                    val startNavigation = Demos.PhotoPicker.route
+
+                    NavHost(navController = navController, startDestination = startNavigation) {
+                        composable("demos") { DemoScreen(navController) }
+                        composable(Demos.PhotoPicker.route) { PhotoPickerScreen(navController) }
+                        composable(Demos.AddMediaFile.route) { AddMediaFileScreen(navController) }
+                    }
+                }
+            }
+        }
+    }
+}

StoragePlayground/app/src/main/java/com/samples/storage/playground/StoragePlaygroundApplication.kt

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+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import android.app.Application
+import coil.ImageLoader
+import coil.ImageLoaderFactory
+import coil.decode.VideoFrameDecoder
+
+class StoragePlaygroundApplication : Application(), ImageLoaderFactory {
+
+    override fun newImageLoader(): ImageLoader {
+        return ImageLoader.Builder(this)
+            .components {
+                add(VideoFrameDecoder.Factory())
+            }
+            .crossfade(true)
+            .build()
+    }
+}