├── .idea ├── .name ├── .gitignore ├── compiler.xml ├── vcs.xml ├── render.experimental.xml ├── gradle.xml └── misc.xml ├── app ├── .gitignore ├── src │ ├── main │ │ ├── res │ │ │ ├── values │ │ │ │ ├── strings.xml │ │ │ │ ├── colors.xml │ │ │ │ └── themes.xml │ │ │ ├── font │ │ │ │ └── imprima.ttf │ │ │ ├── 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 │ │ │ ├── drawable │ │ │ │ ├── btn_bg3.xml │ │ │ │ ├── btn_bg1.xml │ │ │ │ ├── btn_bg2.xml │ │ │ │ └── ic_launcher_background.xml │ │ │ ├── mipmap-anydpi-v26 │ │ │ │ ├── ic_launcher.xml │ │ │ │ └── ic_launcher_round.xml │ │ │ ├── values-night │ │ │ │ └── themes.xml │ │ │ ├── layout │ │ │ │ ├── activity_home.xml │ │ │ │ ├── input_output_layout.xml │ │ │ │ └── buttons_layout.xml │ │ │ └── drawable-v24 │ │ │ │ └── ic_launcher_foreground.xml │ │ ├── AndroidManifest.xml │ │ └── java │ │ │ └── com │ │ │ └── shahin │ │ │ └── calculator │ │ │ └── HomeActivity.java │ ├── test │ │ └── java │ │ │ └── com │ │ │ └── shahin │ │ │ └── calculator │ │ │ └── ExampleUnitTest.java │ └── androidTest │ │ └── java │ │ └── com │ │ └── shahin │ │ └── calculator │ │ └── ExampleInstrumentedTest.java ├── proguard-rules.pro └── build.gradle ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── README.md ├── .gitignore ├── settings.gradle ├── gradle.properties ├── gradlew.bat ├── gradlew └── LICENSE /.idea/.name: -------------------------------------------------------------------------------- 1 | Calculator -------------------------------------------------------------------------------- /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build -------------------------------------------------------------------------------- /.idea/.gitignore: -------------------------------------------------------------------------------- 1 | # Default ignored files 2 | /shelf/ 3 | /workspace.xml 4 | -------------------------------------------------------------------------------- /app/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | Calculator 3 | -------------------------------------------------------------------------------- /app/src/main/res/font/imprima.ttf: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/md-shahin-miah/Classic-Calculator/HEAD/app/src/main/res/font/imprima.ttf -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/md-shahin-miah/Classic-Calculator/HEAD/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/md-shahin-miah/Classic-Calculator/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/md-shahin-miah/Classic-Calculator/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xhdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/md-shahin-miah/Classic-Calculator/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxhdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/md-shahin-miah/Classic-Calculator/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/md-shahin-miah/Classic-Calculator/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/md-shahin-miah/Classic-Calculator/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/md-shahin-miah/Classic-Calculator/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/md-shahin-miah/Classic-Calculator/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/md-shahin-miah/Classic-Calculator/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/md-shahin-miah/Classic-Calculator/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Classic-Calculator 2 | alt home| 3 | -------------------------------------------------------------------------------- /.idea/compiler.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /.idea/render.experimental.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 6 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/btn_bg3.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 7 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/btn_bg1.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 7 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/btn_bg2.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 7 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Fri Jul 08 00:18:06 IST 2022 2 | distributionBase=GRADLE_USER_HOME 3 | distributionUrl=https\://services.gradle.org/distributions/gradle-7.2-bin.zip 4 | distributionPath=wrapper/dists 5 | zipStorePath=wrapper/dists 6 | zipStoreBase=GRADLE_USER_HOME 7 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/caches 5 | /.idea/libraries 6 | /.idea/modules.xml 7 | /.idea/workspace.xml 8 | /.idea/navEditor.xml 9 | /.idea/assetWizardSettings.xml 10 | .DS_Store 11 | /build 12 | /captures 13 | .externalNativeBuild 14 | .cxx 15 | local.properties 16 | -------------------------------------------------------------------------------- /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 | -------------------------------------------------------------------------------- /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 = "Calculator" 16 | include ':app' 17 | -------------------------------------------------------------------------------- /app/src/test/java/com/shahin/calculator/ExampleUnitTest.java: -------------------------------------------------------------------------------- 1 | package com.shahin.calculator; 2 | 3 | import org.junit.Test; 4 | 5 | import static org.junit.Assert.*; 6 | 7 | /** 8 | * Example local unit test, which will execute on the development machine (host). 9 | * 10 | * @see Testing documentation 11 | */ 12 | public class ExampleUnitTest { 13 | @Test 14 | public void addition_isCorrect() { 15 | assertEquals(4, 2 + 2); 16 | } 17 | } -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 18 | 19 | -------------------------------------------------------------------------------- /app/src/main/res/values/colors.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | #FFBB86FC 4 | #FF6200EE 5 | #FF3700B3 6 | #FF03DAC5 7 | #FF018786 8 | #FF000000 9 | #FFFFFFFF 10 | 11 | 12 | #22252D 13 | #292D36 14 | #FFFFFF 15 | #212429 16 | #31FFDA 17 | #f77474 18 | 19 | -------------------------------------------------------------------------------- /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/res/layout/activity_home.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 9 | 15 | 16 | 22 | 23 | -------------------------------------------------------------------------------- /app/src/androidTest/java/com/shahin/calculator/ExampleInstrumentedTest.java: -------------------------------------------------------------------------------- 1 | package com.shahin.calculator; 2 | 3 | import android.content.Context; 4 | 5 | import androidx.test.platform.app.InstrumentationRegistry; 6 | import androidx.test.ext.junit.runners.AndroidJUnit4; 7 | 8 | import org.junit.Test; 9 | import org.junit.runner.RunWith; 10 | 11 | import static org.junit.Assert.*; 12 | 13 | /** 14 | * Instrumented test, which will execute on an Android device. 15 | * 16 | * @see Testing documentation 17 | */ 18 | @RunWith(AndroidJUnit4.class) 19 | public class ExampleInstrumentedTest { 20 | @Test 21 | public void useAppContext() { 22 | // Context of the app under test. 23 | Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext(); 24 | assertEquals("com.aniketjain.calculator", appContext.getPackageName()); 25 | } 26 | } -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 13 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /app/src/main/res/layout/input_output_layout.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 8 | 18 | 19 | 30 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | plugins { 2 | id 'com.android.application' 3 | } 4 | 5 | android { 6 | compileSdk 33 7 | 8 | defaultConfig { 9 | applicationId "com.shahin.calculator" 10 | minSdk 16 11 | targetSdk 33 12 | versionCode 1 13 | versionName "1.0.1" 14 | 15 | testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" 16 | } 17 | buildTypes { 18 | release { 19 | minifyEnabled false 20 | proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' 21 | } 22 | } 23 | buildFeatures { 24 | viewBinding true 25 | } 26 | compileOptions { 27 | sourceCompatibility JavaVersion.VERSION_1_8 28 | targetCompatibility JavaVersion.VERSION_1_8 29 | } 30 | } 31 | 32 | dependencies { 33 | implementation 'androidx.appcompat:appcompat:1.4.2' 34 | implementation 'com.google.android.material:material:1.6.1' 35 | implementation 'androidx.constraintlayout:constraintlayout:2.1.4' 36 | testImplementation 'junit:junit:4.13.2' 37 | androidTestImplementation 'androidx.test.ext:junit:1.1.3' 38 | androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0' 39 | 40 | // for calculation 41 | implementation 'com.faendir.rhino:rhino-android:1.6.0' 42 | } -------------------------------------------------------------------------------- /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 | # Enables namespacing of each library's R class so that its R class includes only the 19 | # resources declared in the library itself and none from the library's dependencies, 20 | # thereby reducing the size of the R class for that library 21 | android.nonTransitiveRClass=true -------------------------------------------------------------------------------- /app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 8 | 9 | 15 | 18 | 21 | 22 | 23 | 24 | 30 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 20 | 21 | 22 | 23 | 24 | 25 | 27 | -------------------------------------------------------------------------------- /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/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/java/com/shahin/calculator/HomeActivity.java: -------------------------------------------------------------------------------- 1 | package com.shahin.calculator; 2 | import android.annotation.SuppressLint; 3 | import android.os.Bundle; 4 | import android.view.View; 5 | import android.widget.Toast; 6 | 7 | import androidx.appcompat.app.AppCompatActivity; 8 | 9 | 10 | import com.shahin.calculator.databinding.ActivityHomeBinding; 11 | 12 | import org.mozilla.javascript.Context; 13 | import org.mozilla.javascript.Scriptable; 14 | 15 | public class HomeActivity extends AppCompatActivity { 16 | 17 | private ActivityHomeBinding binding; 18 | private String data = ""; 19 | private boolean flag = false; //for operator (+,-,÷,x,%,.) 20 | 21 | @Override 22 | protected void onCreate(Bundle savedInstanceState) { 23 | super.onCreate(savedInstanceState); 24 | 25 | binding = ActivityHomeBinding.inflate(getLayoutInflater()); 26 | View view = binding.getRoot(); 27 | setContentView(view); 28 | 29 | onClickListeners(); 30 | 31 | } 32 | 33 | @SuppressLint("SetTextI18n") 34 | private void onClickListeners() { 35 | 36 | // ROW 1 37 | binding.buttons.btnAc.setOnClickListener(view -> { 38 | if (binding.values.inputText.getText() == "") { 39 | showToast(); 40 | } else { 41 | binding.values.inputText.setText(""); 42 | binding.values.outputText.setText(""); 43 | } 44 | }); 45 | binding.buttons.btnPlusMinus.setOnClickListener(view -> { 46 | if (binding.values.inputText.getText() == "") { 47 | showToast(); 48 | } else { 49 | data = binding.values.inputText.getText().toString(); 50 | if (data.charAt(0) != '-') { 51 | binding.values.inputText.setText("-" + data); 52 | } else { 53 | StringBuilder new_data = new StringBuilder(); 54 | for (int i = 1; i < data.length(); i++) 55 | new_data = new_data.append(data.charAt(i)); 56 | binding.values.inputText.setText(new_data.toString()); 57 | } 58 | } 59 | }); 60 | binding.buttons.btnPerc.setOnClickListener(view -> { 61 | if (flag) setInputData("%"); 62 | }); 63 | binding.buttons.btnDiv.setOnClickListener(view -> { 64 | if (flag) setInputData("÷"); 65 | }); 66 | 67 | // ROW 2 68 | binding.buttons.btn7.setOnClickListener(view -> setInputData("7")); 69 | binding.buttons.btn8.setOnClickListener(view -> setInputData("8")); 70 | binding.buttons.btn9.setOnClickListener(view -> setInputData("9")); 71 | binding.buttons.btnMul.setOnClickListener(view -> { 72 | if (flag) setInputData("x"); 73 | }); 74 | 75 | // ROW 3 76 | binding.buttons.btn4.setOnClickListener(view -> setInputData("4")); 77 | binding.buttons.btn5.setOnClickListener(view -> setInputData("5")); 78 | binding.buttons.btn6.setOnClickListener(view -> setInputData("6")); 79 | binding.buttons.btnMinus.setOnClickListener(view -> { 80 | if (flag) setInputData("-"); 81 | }); 82 | 83 | // ROW 4 84 | binding.buttons.btn1.setOnClickListener(view -> setInputData("1")); 85 | binding.buttons.btn2.setOnClickListener(view -> setInputData("2")); 86 | binding.buttons.btn3.setOnClickListener(view -> setInputData("3")); 87 | binding.buttons.btnPlus.setOnClickListener(view -> { 88 | if (flag) setInputData("+"); 89 | }); 90 | 91 | // ROW 5 92 | binding.buttons.btnDel.setOnClickListener(view -> { 93 | if (binding.values.inputText.getText() == "") showToast(); 94 | else { 95 | /* 96 | @params flag - when use change the operator, and want to add new one. 97 | */ 98 | flag = true; 99 | data = binding.values.inputText.getText().toString(); 100 | StringBuilder new_data = new StringBuilder(); 101 | for (int i = 0; i < data.length() - 1; i++) 102 | new_data = new_data.append(data.charAt(i)); 103 | binding.values.inputText.setText(new_data.toString()); 104 | } 105 | }); 106 | binding.buttons.btn0.setOnClickListener(view -> setInputData("0")); 107 | binding.buttons.btnDot.setOnClickListener(view -> { 108 | if (flag) setInputData("."); 109 | }); 110 | binding.buttons.btnEqual.setOnClickListener(view -> { 111 | if (binding.values.inputText.getText() == "") 112 | showToast(); 113 | else 114 | doCalculation(); 115 | }); 116 | 117 | } 118 | 119 | @SuppressLint("SetTextI18n") 120 | private void setInputData(String data) { 121 | this.data = binding.values.inputText.getText().toString(); 122 | binding.values.inputText.setText(this.data + data); 123 | setFlag(data); 124 | } 125 | 126 | 127 | private void setFlag(String data) { 128 | switch (data) { 129 | case "+": 130 | case "-": 131 | case "÷": 132 | case "x": 133 | case "%": 134 | case ".": 135 | flag = false; 136 | break; 137 | default: 138 | flag = true; 139 | } 140 | } 141 | 142 | private void replaceString() { 143 | data = binding.values.inputText.getText().toString(); 144 | data = data.replace("%", "/100"); 145 | data = data.replace("÷", "/"); 146 | data = data.replace("x", "*"); 147 | } 148 | 149 | private void doCalculation() { 150 | replaceString(); 151 | 152 | Context rhino = Context.enter(); 153 | rhino.setOptimizationLevel(-1); //when nothing is generated. 154 | String result = ""; 155 | try { 156 | Scriptable scriptable = rhino.initSafeStandardObjects(); 157 | result = rhino.evaluateString(scriptable, data, "javascript", 1, null).toString(); 158 | } catch (Exception e) { 159 | Toast.makeText(this, "" + e.getMessage(), Toast.LENGTH_SHORT).show(); 160 | } 161 | binding.values.outputText.setText(result); 162 | } 163 | 164 | private void showToast() { 165 | Toast.makeText(this, "Developed by Shahin", Toast.LENGTH_SHORT).show(); 166 | } 167 | } -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env sh 2 | 3 | # 4 | # Copyright 2015 the original author or authors. 5 | # 6 | # Licensed under the Apache License, Version 2.0 (the "License"); 7 | # you may not use this file except in compliance with the License. 8 | # You may obtain a copy of the License at 9 | # 10 | # https://www.apache.org/licenses/LICENSE-2.0 11 | # 12 | # Unless required by applicable law or agreed to in writing, software 13 | # distributed under the License is distributed on an "AS IS" BASIS, 14 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 | # See the License for the specific language governing permissions and 16 | # limitations under the License. 17 | # 18 | 19 | ############################################################################## 20 | ## 21 | ## Gradle start up script for UN*X 22 | ## 23 | ############################################################################## 24 | 25 | # Attempt to set APP_HOME 26 | # Resolve links: $0 may be a link 27 | PRG="$0" 28 | # Need this for relative symlinks. 29 | while [ -h "$PRG" ] ; do 30 | ls=`ls -ld "$PRG"` 31 | link=`expr "$ls" : '.*-> \(.*\)$'` 32 | if expr "$link" : '/.*' > /dev/null; then 33 | PRG="$link" 34 | else 35 | PRG=`dirname "$PRG"`"/$link" 36 | fi 37 | done 38 | SAVED="`pwd`" 39 | cd "`dirname \"$PRG\"`/" >/dev/null 40 | APP_HOME="`pwd -P`" 41 | cd "$SAVED" >/dev/null 42 | 43 | APP_NAME="Gradle" 44 | APP_BASE_NAME=`basename "$0"` 45 | 46 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 47 | DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' 48 | 49 | # Use the maximum available, or set MAX_FD != -1 to use that value. 50 | MAX_FD="maximum" 51 | 52 | warn () { 53 | echo "$*" 54 | } 55 | 56 | die () { 57 | echo 58 | echo "$*" 59 | echo 60 | exit 1 61 | } 62 | 63 | # OS specific support (must be 'true' or 'false'). 64 | cygwin=false 65 | msys=false 66 | darwin=false 67 | nonstop=false 68 | case "`uname`" in 69 | CYGWIN* ) 70 | cygwin=true 71 | ;; 72 | Darwin* ) 73 | darwin=true 74 | ;; 75 | MINGW* ) 76 | msys=true 77 | ;; 78 | NONSTOP* ) 79 | nonstop=true 80 | ;; 81 | esac 82 | 83 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 84 | 85 | 86 | # Determine the Java command to use to start the JVM. 87 | if [ -n "$JAVA_HOME" ] ; then 88 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 89 | # IBM's JDK on AIX uses strange locations for the executables 90 | JAVACMD="$JAVA_HOME/jre/sh/java" 91 | else 92 | JAVACMD="$JAVA_HOME/bin/java" 93 | fi 94 | if [ ! -x "$JAVACMD" ] ; then 95 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 96 | 97 | Please set the JAVA_HOME variable in your environment to match the 98 | location of your Java installation." 99 | fi 100 | else 101 | JAVACMD="java" 102 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 103 | 104 | Please set the JAVA_HOME variable in your environment to match the 105 | location of your Java installation." 106 | fi 107 | 108 | # Increase the maximum file descriptors if we can. 109 | if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then 110 | MAX_FD_LIMIT=`ulimit -H -n` 111 | if [ $? -eq 0 ] ; then 112 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 113 | MAX_FD="$MAX_FD_LIMIT" 114 | fi 115 | ulimit -n $MAX_FD 116 | if [ $? -ne 0 ] ; then 117 | warn "Could not set maximum file descriptor limit: $MAX_FD" 118 | fi 119 | else 120 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 121 | fi 122 | fi 123 | 124 | # For Darwin, add options to specify how the application appears in the dock 125 | if $darwin; then 126 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 127 | fi 128 | 129 | # For Cygwin or MSYS, switch paths to Windows format before running java 130 | if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then 131 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 132 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 133 | 134 | JAVACMD=`cygpath --unix "$JAVACMD"` 135 | 136 | # We build the pattern for arguments to be converted via cygpath 137 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 138 | SEP="" 139 | for dir in $ROOTDIRSRAW ; do 140 | ROOTDIRS="$ROOTDIRS$SEP$dir" 141 | SEP="|" 142 | done 143 | OURCYGPATTERN="(^($ROOTDIRS))" 144 | # Add a user-defined pattern to the cygpath arguments 145 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 146 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 147 | fi 148 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 149 | i=0 150 | for arg in "$@" ; do 151 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 152 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 153 | 154 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 155 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 156 | else 157 | eval `echo args$i`="\"$arg\"" 158 | fi 159 | i=`expr $i + 1` 160 | done 161 | case $i in 162 | 0) set -- ;; 163 | 1) set -- "$args0" ;; 164 | 2) set -- "$args0" "$args1" ;; 165 | 3) set -- "$args0" "$args1" "$args2" ;; 166 | 4) set -- "$args0" "$args1" "$args2" "$args3" ;; 167 | 5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 168 | 6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 169 | 7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 170 | 8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 171 | 9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 172 | esac 173 | fi 174 | 175 | # Escape application args 176 | save () { 177 | for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done 178 | echo " " 179 | } 180 | APP_ARGS=`save "$@"` 181 | 182 | # Collect all arguments for the java command, following the shell quoting and substitution rules 183 | eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" 184 | 185 | exec "$JAVACMD" "$@" 186 | -------------------------------------------------------------------------------- /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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