Added Preference button to support phones without physical Menu button.

.gitignore

@@ -16,7 +16,14 @@ bin/res/*
 bin/classes
 bin/dexedLibs
 
+.metadata
+
 # Local configuration file (sdk path, etc)
 local.properties
 
-.metadata
+# Signing
+*.jks
+
+# Gradle
+.gradle/
+build/

AndroidManifest.xml

@@ -1,12 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.gmail.mugcuposup.android"
-    android:versionCode="1"
-    android:versionName="1.0" >
+    android:versionCode="2"
+    android:versionName="1.1" >
 
-    <uses-sdk
-        android:minSdkVersion="7"
-        android:targetSdkVersion="7" />
     <uses-permission android:name="android.permission.CAMERA"/>
 
     <application
@@ -16,7 +12,8 @@
         android:theme="@style/AppTheme" >
         <activity
             android:name="com.gmail.mugucupsoup.android.LightMeter.MainActivity"
-            android:label="@string/app_name" >
+            android:label="@string/app_name"
+            android:exported="true" >
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 

README.md

@@ -4,3 +4,23 @@ Simple reflected light meter
 Simple reflected light meter application for android.
 
 https://play.google.com/store/apps/details?id=com.gmail.mugcuposup.android
+
+How to build
+------------
+
+1. Clone repository
+<pre>
+git clone https://github.com/ayampolsky/SimpleReflectedLightMeter.git
+cd ./SimpleReflectedLightMeter/
+</pre>
+2. Create keystore. Fill in correct certificate details.
+<pre>
+keytool -genkeypair -v -keystore keystore.jks -alias lightmeter -keyalg RSA \
+  -keysize 2048 -validity 10000 -storepass 123456 -keypass 123456 \
+  -dname "CN=NAME, O=ORGANIZATIONAL_UNIT, L=LOCATION, C=COUNTRY_CODE"
+</pre>
+3. Generate APK
+<pre>
+./gradlew assembleRelease
+</pre>
+The resulting APK will be `./build/output/apk/release/SimpleLightMeter-1.x.apk`.

build.gradle

@@ -0,0 +1,62 @@
+plugins {
+    id 'com.android.application' version '8.7.3'
+}
+
+def keystorePropertiesFile = rootProject.file("keystore.properties")
+def keystoreProperties = new Properties()
+if (keystorePropertiesFile.exists()) {
+    keystoreProperties.load(new FileInputStream(keystorePropertiesFile))
+}
+
+android {
+    namespace 'com.gmail.mugcuposup.android'
+    compileSdk 35
+
+    signingConfigs {
+        release {
+            storeFile file(keystoreProperties['storeFile'] ?: 'keystore.jks')
+            storePassword keystoreProperties['storePassword'] ?: ''
+            keyAlias keystoreProperties['keyAlias'] ?: ''
+            keyPassword keystoreProperties['keyPassword'] ?: ''
+        }
+    }
+
+    defaultConfig {
+        applicationId 'com.gmail.mugcuposup.android'
+        minSdk 7
+        targetSdk 35
+        versionCode 3
+        versionName '1.2'
+    }
+
+    buildTypes {
+        release {
+            signingConfig signingConfigs.release
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-project.txt'
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+
+    applicationVariants.configureEach { variant ->
+        variant.outputs.configureEach {
+            outputFileName = "${project.property('apk.name')}-${variant.versionName}.apk"
+        }
+    }
+
+    sourceSets {
+        main {
+            manifest.srcFile 'AndroidManifest.xml'
+            java.srcDirs = ['src']
+            res.srcDirs = ['res']
+        }
+    }
+}
+
+dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+}

gradle.properties

@@ -0,0 +1,5 @@
+org.gradle.jvmargs=-Xmx1536m
+android.useAndroidX=false
+android.enableJetifier=false
+android.nonFinalResIds=false
+apk.name=SimpleLightMeter

gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,7 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.9-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists