Convert settings and about activities to Kotlin

app/src/main/java/tk/wasdennnoch/scoop/ui/AboutActivity.kt

@@ -0,0 +1,54 @@
+package tk.wasdennnoch.scoop.ui
+
+import android.content.Intent
+import android.content.pm.PackageManager
+import android.os.Bundle
+import android.view.MenuItem
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.content.pm.PackageInfoCompat
+import androidx.core.net.toUri
+import tk.wasdennnoch.scoop.R
+import tk.wasdennnoch.scoop.databinding.ActivityAboutBinding
+
+class AboutActivity : AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        val binding = ActivityAboutBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+        setSupportActionBar(binding.aboutToolbar.toolbar)
+        supportActionBar?.setDisplayHomeAsUpEnabled(true)
+
+        binding.aboutCredits.text = getString(
+            R.string.about_author,
+            "@MrWasdennnoch (XDA), @paphonb (XDA), @TacoTheDank (GitHub)"
+        )
+
+        try {
+            val pInfo = packageManager.getPackageInfo(packageName, 0)
+            binding.aboutVersion.text = String.format(
+                getString(R.string.about_version),
+                pInfo.versionName,
+                PackageInfoCompat.getLongVersionCode(pInfo)
+            )
+        } catch (e: PackageManager.NameNotFoundException) {
+            // No.
+        }
+
+        binding.aboutUpdates.setOnClickListener {
+            val i = Intent(
+                Intent.ACTION_VIEW,
+                "https://github.com/TacoTheDank/Scoop/releases".toUri()
+            )
+            startActivity(i)
+        }
+    }
+
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        if (item.itemId == android.R.id.home) {
+            finish()
+            return true
+        }
+        return super.onOptionsItemSelected(item)
+    }
+}

app/src/main/java/tk/wasdennnoch/scoop/ui/SettingsActivity.kt

@@ -0,0 +1,39 @@
+package tk.wasdennnoch.scoop.ui
+
+import android.os.Bundle
+import android.view.MenuItem
+import androidx.appcompat.app.AppCompatActivity
+import androidx.fragment.app.commit
+import androidx.fragment.app.replace
+import androidx.preference.PreferenceFragmentCompat
+import tk.wasdennnoch.scoop.R
+import tk.wasdennnoch.scoop.databinding.ActivitySettingsBinding
+
+class SettingsActivity : AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        val binding = ActivitySettingsBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+        setSupportActionBar(binding.settingsToolbar.toolbar)
+        supportActionBar?.setDisplayHomeAsUpEnabled(true)
+
+        supportFragmentManager.commit {
+            replace<SettingsFragment>(R.id.settings_container)
+        }
+    }
+
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        if (item.itemId == android.R.id.home) {
+            finish()
+            return true
+        }
+        return super.onOptionsItemSelected(item)
+    }
+
+    class SettingsFragment : PreferenceFragmentCompat() {
+        override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
+            addPreferencesFromResource(R.xml.preferences)
+        }
+    }
+}