From 8c47708d2f63e1b72a332beb4405888a8f064bd2 Mon Sep 17 00:00:00 2001
From: Simon Vetter <simetist@gmail.com>
Date: Thu, 11 Jul 2024 20:44:10 +0200
Subject: [PATCH] Dynamically set version string on About page

---
 app/build.gradle.kts                          |  2 +-
 .../stereophoniccalculator/AboutActivity.kt   | 19 ++++++++++++++++---
 app/src/main/res/layout/activity_about.xml    |  4 ++--
 3 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 003b11c..09bc3c7 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -12,7 +12,7 @@ android {
 		minSdk = 24
 		targetSdk = 34
 		versionCode = 1
-		versionName = "1.0"
+		versionName = "0.1.0"
 		
 		testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
 	}
diff --git a/app/src/main/java/com/gmail/simetist/stereophoniccalculator/AboutActivity.kt b/app/src/main/java/com/gmail/simetist/stereophoniccalculator/AboutActivity.kt
index 476b6b9..23e38e8 100644
--- a/app/src/main/java/com/gmail/simetist/stereophoniccalculator/AboutActivity.kt
+++ b/app/src/main/java/com/gmail/simetist/stereophoniccalculator/AboutActivity.kt
@@ -1,7 +1,10 @@
 package com.gmail.simetist.stereophoniccalculator
 
+import android.content.pm.PackageInfo
+import android.content.pm.PackageManager
 import android.os.Bundle
 import android.widget.Button
+import android.widget.TextView
 import androidx.activity.enableEdgeToEdge
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.view.ViewCompat
@@ -10,6 +13,7 @@ import androidx.core.view.WindowInsetsCompat
 
 
 class AboutActivity : AppCompatActivity() {
+	private lateinit var versionLabel:	TextView
 	private lateinit var backButton:	Button
 	
 	override fun onCreate(savedInstanceState: Bundle?) {
@@ -17,13 +21,22 @@ class AboutActivity : AppCompatActivity() {
 		setContentView(R.layout.activity_about)
 		// Show notification bar in the same color as the app's background
 		enableEdgeToEdge()
-		ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.mainLayout)) { v, insets ->
+		ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.mainLayout)) { view, insets ->
 			val systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars())
-			v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom)
+			view.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom)
 			insets
 		}
 		
-		backButton = findViewById(R.id.backButton)
+		versionLabel	= findViewById(R.id.versionLabel)
+		backButton		= findViewById(R.id.backButton)
+		
+		try {
+			val pInfo: PackageInfo = applicationContext.packageManager.getPackageInfo(applicationContext.packageName, 0)
+			val version = pInfo.versionName
+			versionLabel.text = "Version $version"
+		} catch (e: PackageManager.NameNotFoundException) {
+			e.printStackTrace()
+		}
 		
 		backButton.setOnClickListener {
 			finish()
diff --git a/app/src/main/res/layout/activity_about.xml b/app/src/main/res/layout/activity_about.xml
index 094c447..e24a414 100644
--- a/app/src/main/res/layout/activity_about.xml
+++ b/app/src/main/res/layout/activity_about.xml
@@ -35,10 +35,10 @@
       android:layout_width="wrap_content"
       android:layout_height="wrap_content"
       android:layout_marginBottom="8dp"
-      android:text="Version 0.1"
       android:textSize="16sp"
       app:layout_constraintBottom_toTopOf="@+id/logoDivider"
-      app:layout_constraintStart_toStartOf="@+id/appNameLabel" />
+      app:layout_constraintStart_toStartOf="@+id/appNameLabel"
+      tools:text="Version X.X.X" />
   
   <View
       android:id="@+id/logoDivider"