├── app ├── .gitignore ├── src │ ├── main │ │ ├── res │ │ │ ├── mipmap-hdpi │ │ │ │ ├── ic_launcher.webp │ │ │ │ └── ic_launcher_round.webp │ │ │ ├── mipmap-mdpi │ │ │ │ ├── ic_launcher.webp │ │ │ │ └── ic_launcher_round.webp │ │ │ ├── mipmap-xhdpi │ │ │ │ ├── ic_launcher.webp │ │ │ │ └── ic_launcher_round.webp │ │ │ ├── mipmap-xxhdpi │ │ │ │ ├── ic_launcher.webp │ │ │ │ └── ic_launcher_round.webp │ │ │ ├── mipmap-xxxhdpi │ │ │ │ ├── ic_launcher.webp │ │ │ │ └── ic_launcher_round.webp │ │ │ ├── mipmap-anydpi-v26 │ │ │ │ ├── ic_launcher.xml │ │ │ │ └── ic_launcher_round.xml │ │ │ ├── values │ │ │ │ ├── strings.xml │ │ │ │ ├── colors.xml │ │ │ │ └── themes.xml │ │ │ ├── xml │ │ │ │ ├── backup_rules.xml │ │ │ │ └── data_extraction_rules.xml │ │ │ ├── values-night │ │ │ │ └── themes.xml │ │ │ ├── drawable-v24 │ │ │ │ └── ic_launcher_foreground.xml │ │ │ ├── layout │ │ │ │ └── activity_main.xml │ │ │ └── drawable │ │ │ │ └── ic_launcher_background.xml │ │ ├── java │ │ │ └── de │ │ │ │ └── krbmr │ │ │ │ └── encryptedroomdb │ │ │ │ ├── database │ │ │ │ ├── Secret.kt │ │ │ │ ├── SecretDatabaseDao.kt │ │ │ │ └── SecretDatabase.kt │ │ │ │ ├── MainActivityViewModelFactory.kt │ │ │ │ ├── MainActivityViewModel.kt │ │ │ │ └── MainActivity.kt │ │ └── AndroidManifest.xml │ ├── test │ │ └── java │ │ │ └── de │ │ │ └── krbmr │ │ │ └── encryptedroomdb │ │ │ └── ExampleUnitTest.kt │ └── androidTest │ │ └── java │ │ └── de │ │ └── krbmr │ │ └── encryptedroomdb │ │ └── ExampleInstrumentedTest.kt ├── proguard-rules.pro └── build.gradle ├── screenshots ├── screenshot_app.png └── screenshot_hex_not_encrypted.png ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── .gitignore ├── settings.gradle ├── LICENSE ├── gradle.properties ├── gradlew.bat ├── gradlew └── README.md /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build -------------------------------------------------------------------------------- /screenshots/screenshot_app.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Lenz-K/android-encrypted-room-database-example/HEAD/screenshots/screenshot_app.png -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Lenz-K/android-encrypted-room-database-example/HEAD/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/ 5 | .DS_Store 6 | /build 7 | /captures 8 | .externalNativeBuild 9 | .cxx 10 | local.properties 11 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Lenz-K/android-encrypted-room-database-example/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Lenz-K/android-encrypted-room-database-example/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher.webp -------------------------------------------------------------------------------- /screenshots/screenshot_hex_not_encrypted.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Lenz-K/android-encrypted-room-database-example/HEAD/screenshots/screenshot_hex_not_encrypted.png 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-------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Tue May 10 16:54:25 CEST 2022 2 | distributionBase=GRADLE_USER_HOME 3 | distributionUrl=https\://services.gradle.org/distributions/gradle-7.3.3-bin.zip 4 | distributionPath=wrapper/dists 5 | zipStorePath=wrapper/dists 6 | zipStoreBase=GRADLE_USER_HOME 7 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | Encrypted Room DB Example 3 | 4 | Enter a secret to save in the database: 5 | Save 6 | All the secrets in the database: 7 | clear database 8 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | pluginManagement { 2 | repositories { 3 | gradlePluginPortal() 4 | google() 5 | mavenCentral() 6 | } 7 | } 8 | dependencyResolutionManagement { 9 | repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS) 10 | repositories { 11 | google() 12 | mavenCentral() 13 | } 14 | } 15 | rootProject.name = "Encrypted Room DB Example" 16 | include ':app' 17 | -------------------------------------------------------------------------------- /app/src/main/java/de/krbmr/encryptedroomdb/database/Secret.kt: -------------------------------------------------------------------------------- 1 | package de.krbmr.encryptedroomdb.database 2 | 3 | import androidx.room.ColumnInfo 4 | import androidx.room.Entity 5 | import androidx.room.PrimaryKey 6 | 7 | @Entity(tableName = "secret_table") 8 | data class Secret( 9 | 10 | @PrimaryKey(autoGenerate = true) 11 | @ColumnInfo(name = "id") 12 | var id: Long = 0L, 13 | 14 | @ColumnInfo(name = "secret_value") 15 | val secretValue: String 16 | ) -------------------------------------------------------------------------------- /app/src/test/java/de/krbmr/encryptedroomdb/ExampleUnitTest.kt: -------------------------------------------------------------------------------- 1 | package de.krbmr.encryptedroomdb 2 | 3 | import org.junit.Test 4 | 5 | import org.junit.Assert.* 6 | 7 | /** 8 | * Example local unit test, which will execute on the development machine (host). 9 | * 10 | * See [testing documentation](http://d.android.com/tools/testing). 11 | */ 12 | class ExampleUnitTest { 13 | @Test 14 | fun addition_isCorrect() { 15 | assertEquals(4, 2 + 2) 16 | } 17 | } -------------------------------------------------------------------------------- /app/src/main/java/de/krbmr/encryptedroomdb/database/SecretDatabaseDao.kt: -------------------------------------------------------------------------------- 1 | package de.krbmr.encryptedroomdb.database 2 | 3 | import androidx.lifecycle.LiveData 4 | import androidx.room.* 5 | 6 | @Dao 7 | interface SecretDatabaseDao { 8 | 9 | @Insert 10 | fun insertSecret(secret: Secret) 11 | 12 | @Query("SELECT * FROM secret_table") 13 | fun getAllSecrets(): LiveData> 14 | 15 | @Query("Delete FROM secret_table") 16 | fun clearSecrets() 17 | } -------------------------------------------------------------------------------- /app/src/main/res/values/colors.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | #FFBB86FC 4 | #FF6200EE 5 | #FF3700B3 6 | #FF03DAC5 7 | #FF018786 8 | #FF000000 9 | #FFCCCCCC 10 | #FFFFFFFF 11 | -------------------------------------------------------------------------------- /app/src/main/res/xml/backup_rules.xml: -------------------------------------------------------------------------------- 1 | 8 | 9 | 13 | -------------------------------------------------------------------------------- /app/src/main/res/xml/data_extraction_rules.xml: -------------------------------------------------------------------------------- 1 | 6 | 7 | 8 | 12 | 13 | 19 | -------------------------------------------------------------------------------- /app/src/main/java/de/krbmr/encryptedroomdb/MainActivityViewModelFactory.kt: -------------------------------------------------------------------------------- 1 | package de.krbmr.encryptedroomdb 2 | 3 | import androidx.lifecycle.ViewModel 4 | import androidx.lifecycle.ViewModelProvider 5 | import de.krbmr.encryptedroomdb.database.SecretDatabaseDao 6 | 7 | class MainActivityViewModelFactory(private val dataSource: SecretDatabaseDao) : ViewModelProvider.Factory { 8 | 9 | @Suppress("unchecked_cast") 10 | override fun create(modelClass: Class): T { 11 | if (modelClass.isAssignableFrom(MainActivityViewModel::class.java)) { 12 | return MainActivityViewModel(dataSource) as T 13 | } 14 | throw IllegalArgumentException("Unknown ViewModel class") 15 | } 16 | } -------------------------------------------------------------------------------- /app/src/androidTest/java/de/krbmr/encryptedroomdb/ExampleInstrumentedTest.kt: -------------------------------------------------------------------------------- 1 | package de.krbmr.encryptedroomdb 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("de.krbmr.encryptedroomdb", appContext.packageName) 23 | } 24 | } -------------------------------------------------------------------------------- /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 -------------------------------------------------------------------------------- /app/src/main/res/values/themes.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 16 | -------------------------------------------------------------------------------- /app/src/main/res/values-night/themes.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 16 | -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 16 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2022 Lenz Karbaumer 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /app/src/main/java/de/krbmr/encryptedroomdb/MainActivityViewModel.kt: -------------------------------------------------------------------------------- 1 | package de.krbmr.encryptedroomdb 2 | 3 | import androidx.lifecycle.ViewModel 4 | import de.krbmr.encryptedroomdb.database.Secret 5 | import de.krbmr.encryptedroomdb.database.SecretDatabaseDao 6 | import kotlinx.coroutines.* 7 | 8 | class MainActivityViewModel(private val database: SecretDatabaseDao) : ViewModel() { 9 | 10 | private var viewModelJob = Job() 11 | 12 | private val uiScope = CoroutineScope(Dispatchers.Main + viewModelJob) 13 | 14 | val allSecrets = database.getAllSecrets() 15 | 16 | fun onInsertSecret(secret: Secret) { 17 | uiScope.launch { 18 | insertSecret(secret) 19 | } 20 | } 21 | 22 | private suspend fun insertSecret(secret: Secret) { 23 | withContext(Dispatchers.IO) { 24 | database.insertSecret(secret) 25 | } 26 | } 27 | 28 | fun onClearSecrets() { 29 | uiScope.launch { 30 | clearSecrets() 31 | } 32 | } 33 | 34 | private suspend fun clearSecrets() { 35 | withContext(Dispatchers.IO) { 36 | database.clearSecrets() 37 | } 38 | } 39 | 40 | override fun onCleared() { 41 | super.onCleared() 42 | viewModelJob.cancel() 43 | } 44 | } -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | # IDE (e.g. Android Studio) users: 3 | # Gradle settings configured through the IDE *will override* 4 | # any settings specified in this file. 5 | # For more details on how to configure your build environment visit 6 | # http://www.gradle.org/docs/current/userguide/build_environment.html 7 | # Specifies the JVM arguments used for the daemon process. 8 | # The setting is particularly useful for tweaking memory settings. 9 | org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8 10 | # When configured, Gradle will run in incubating parallel mode. 11 | # This option should only be used with decoupled projects. More details, visit 12 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 13 | # org.gradle.parallel=true 14 | # AndroidX package structure to make it clearer which packages are bundled with the 15 | # Android operating system, and which are packaged with your app"s APK 16 | # https://developer.android.com/topic/libraries/support-library/androidx-rn 17 | android.useAndroidX=true 18 | # Kotlin code style for this project: "official" or "obsolete": 19 | kotlin.code.style=official 20 | # Enables namespacing of each library's R class so that its R class includes only the 21 | # resources declared in the library itself and none from the library's dependencies, 22 | # thereby reducing the size of the R class for that library 23 | android.nonTransitiveRClass=true -------------------------------------------------------------------------------- /app/src/main/java/de/krbmr/encryptedroomdb/MainActivity.kt: -------------------------------------------------------------------------------- 1 | package de.krbmr.encryptedroomdb 2 | 3 | import androidx.appcompat.app.AppCompatActivity 4 | import android.os.Bundle 5 | import androidx.lifecycle.ViewModelProvider 6 | import de.krbmr.encryptedroomdb.database.Secret 7 | import de.krbmr.encryptedroomdb.database.SecretDatabase 8 | import de.krbmr.encryptedroomdb.databinding.ActivityMainBinding 9 | 10 | class MainActivity : AppCompatActivity() { 11 | 12 | private lateinit var binding: ActivityMainBinding 13 | 14 | private lateinit var viewModel: MainActivityViewModel 15 | 16 | override fun onCreate(savedInstanceState: Bundle?) { 17 | super.onCreate(savedInstanceState) 18 | 19 | binding = ActivityMainBinding.inflate(layoutInflater) 20 | setContentView(binding.root) 21 | 22 | val secretDatabaseDao = SecretDatabase.getInstance(application).secretDatabaseDao 23 | val viewModelFactory = MainActivityViewModelFactory(secretDatabaseDao) 24 | viewModel = ViewModelProvider(this, viewModelFactory).get(MainActivityViewModel::class.java) 25 | 26 | binding.saveButton.setOnClickListener { 27 | val editable = binding.inputEditText.text 28 | val secret = Secret(secretValue = editable.toString()) 29 | viewModel.onInsertSecret(secret) 30 | editable.clear() 31 | } 32 | 33 | binding.clearButton.setOnClickListener { 34 | viewModel.onClearSecrets() 35 | } 36 | 37 | viewModel.allSecrets.observe(this) { secrets -> 38 | binding.valuesTextView.text = secrets.map { it.secretValue }.toString() 39 | } 40 | } 41 | } -------------------------------------------------------------------------------- /app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 8 | 9 | 15 | 18 | 21 | 22 | 23 | 24 | 30 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | plugins { 2 | id 'com.android.application' 3 | id 'org.jetbrains.kotlin.android' 4 | id 'kotlin-kapt' 5 | } 6 | 7 | android { 8 | compileSdk 32 9 | 10 | defaultConfig { 11 | applicationId "de.krbmr.encryptedroomdb" 12 | minSdk 24 13 | targetSdk 32 14 | versionCode 1 15 | versionName "1.0" 16 | 17 | testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" 18 | } 19 | 20 | buildTypes { 21 | release { 22 | minifyEnabled false 23 | proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' 24 | } 25 | } 26 | compileOptions { 27 | sourceCompatibility JavaVersion.VERSION_1_8 28 | targetCompatibility JavaVersion.VERSION_1_8 29 | } 30 | kotlinOptions { 31 | jvmTarget = '1.8' 32 | } 33 | dataBinding { 34 | enabled true 35 | } 36 | } 37 | 38 | dependencies { 39 | 40 | implementation 'androidx.core:core-ktx:1.7.0' 41 | implementation 'androidx.appcompat:appcompat:1.4.1' 42 | implementation 'com.google.android.material:material:1.6.0' 43 | implementation 'androidx.constraintlayout:constraintlayout:2.1.3' 44 | 45 | // Room database 46 | implementation 'androidx.room:room-runtime:2.4.2' 47 | annotationProcessor 'androidx.room:room-compiler:2.4.2' 48 | kapt 'androidx.room:room-compiler:2.4.2' 49 | implementation 'androidx.room:room-ktx:2.4.2' 50 | 51 | // SQLCipher 52 | implementation 'net.zetetic:android-database-sqlcipher:4.5.0' 53 | // For EncryptedSharedPreferences 54 | implementation "androidx.security:security-crypto:1.0.0" 55 | // For MasterKey 56 | implementation "androidx.security:security-crypto-ktx:1.1.0-alpha03" 57 | 58 | testImplementation 'junit:junit:4.13.2' 59 | androidTestImplementation 'androidx.test.ext:junit:1.1.3' 60 | androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0' 61 | } -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @rem 2 | @rem Copyright 2015 the original author or authors. 3 | @rem 4 | @rem Licensed under the Apache License, Version 2.0 (the "License"); 5 | @rem you may not use this file except in compliance with the License. 6 | @rem You may obtain a copy of the License at 7 | @rem 8 | @rem https://www.apache.org/licenses/LICENSE-2.0 9 | @rem 10 | @rem Unless required by applicable law or agreed to in writing, software 11 | @rem distributed under the License is distributed on an "AS IS" BASIS, 12 | @rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | @rem See the License for the specific language governing permissions and 14 | @rem limitations under the License. 15 | @rem 16 | 17 | @if "%DEBUG%" == "" @echo off 18 | @rem ########################################################################## 19 | @rem 20 | @rem Gradle startup script for Windows 21 | @rem 22 | @rem ########################################################################## 23 | 24 | @rem Set local scope for the variables with windows NT shell 25 | if "%OS%"=="Windows_NT" setlocal 26 | 27 | set DIRNAME=%~dp0 28 | if "%DIRNAME%" == "" set DIRNAME=. 29 | set APP_BASE_NAME=%~n0 30 | set APP_HOME=%DIRNAME% 31 | 32 | @rem Resolve any "." and ".." in APP_HOME to make it shorter. 33 | for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi 34 | 35 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 36 | set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" 37 | 38 | @rem Find java.exe 39 | if defined JAVA_HOME goto findJavaFromJavaHome 40 | 41 | set JAVA_EXE=java.exe 42 | %JAVA_EXE% -version >NUL 2>&1 43 | if "%ERRORLEVEL%" == "0" goto execute 44 | 45 | echo. 46 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 47 | echo. 48 | echo Please set the JAVA_HOME variable in your environment to match the 49 | echo location of your Java installation. 50 | 51 | goto fail 52 | 53 | :findJavaFromJavaHome 54 | set JAVA_HOME=%JAVA_HOME:"=% 55 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 56 | 57 | if exist "%JAVA_EXE%" goto execute 58 | 59 | echo. 60 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 61 | echo. 62 | echo Please set the JAVA_HOME variable in your environment to match the 63 | echo location of your Java installation. 64 | 65 | goto fail 66 | 67 | :execute 68 | @rem Setup the command line 69 | 70 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 71 | 72 | 73 | @rem Execute Gradle 74 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %* 75 | 76 | :end 77 | @rem End local scope for the variables with windows NT shell 78 | if "%ERRORLEVEL%"=="0" goto mainEnd 79 | 80 | :fail 81 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 82 | rem the _cmd.exe /c_ return code! 83 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 84 | exit /b 1 85 | 86 | :mainEnd 87 | if "%OS%"=="Windows_NT" endlocal 88 | 89 | :omega 90 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 7 | 8 | 9 | 10 | 14 | 15 | 26 | 27 | 40 | 41 |