Remove unused libraries, resources, tests

app/build.gradle

@@ -32,7 +32,6 @@ android {
         targetSdk 34
         versionCode 14
         versionName "1.4.4-pre"
-        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
 
     buildTypes {
@@ -63,12 +62,3 @@ base {
             "${android.defaultConfig.versionName}+${android.defaultConfig.versionCode}" +
             ".${System.env.BUILD_ID ?: "local"}"
 }
-
-dependencies {
-    implementation 'androidx.core:core-ktx:1.13.1'
-    implementation 'androidx.appcompat:appcompat:1.7.0'
-    implementation 'com.google.android.material:material:1.12.0'
-    testImplementation 'junit:junit:4.13.2'
-    androidTestImplementation 'androidx.test.ext:junit:1.2.1'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.6.1'
-}

app/src/main/AndroidManifest.xml

@@ -14,7 +14,6 @@
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
-        android:theme="@style/Theme.NFCQuickSettingsTile"
         tools:targetApi="31">
 
         <activity

app/src/main/java/au/id/colby/nfcquicksettings/NfcTileService.kt

@@ -14,14 +14,14 @@ import android.content.IntentFilter
 import android.content.pm.PackageManager
 import android.content.pm.PackageManager.PERMISSION_GRANTED
 import android.nfc.NfcAdapter
+import android.os.Build
 import android.os.Build.VERSION.SDK_INT
 import android.os.Build.VERSION_CODES
 import android.os.Build.VERSION_CODES.UPSIDE_DOWN_CAKE
 import android.provider.Settings
 import android.service.quicksettings.Tile
 import android.service.quicksettings.TileService
 import android.util.Log
-import androidx.core.content.ContextCompat
 import au.id.colby.nfcquicksettings.R.string
 
 private const val TAG = "NfcTileService"
@@ -56,12 +56,10 @@ class NfcTileService : TileService() {
     override fun onStartListening() {
         super.onStartListening()
         Log.d(TAG, "onStartListening; Registering broadcast receiver")
-        ContextCompat.registerReceiver( // No harm if already registered.
-            this,
+        registerReceiver( // No harm if already registered.
             nfcBroadcastReceiver,
             IntentFilter(NfcAdapter.ACTION_ADAPTER_STATE_CHANGED),
-            ContextCompat.RECEIVER_EXPORTED
-        )
+            RECEIVER_EXPORTED)
         updateTile()
     }
 
@@ -180,6 +178,23 @@ class NfcTileService : TileService() {
         )
     }
 
+    /**
+     * Registers a broadcast [receiver] with the specified intent [filter] and, if supported, the [flags].
+     *
+     * Note [flags] will be ignored on Android earlier than T.
+     *
+     * @param receiver The broadcast receiver to register.
+     * @param filter The intent filter for the registered broadcast receiver.
+     * @param flags The flags used when registering the broadcast receiver.
+     */
+    override fun registerReceiver(receiver: BroadcastReceiver?, filter: IntentFilter?, flags: Int): Intent? {
+        return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU)
+            super.registerReceiver(receiver, filter, flags)
+        else
+            @Suppress("UnspecifiedRegisterReceiverFlag")
+            super.registerReceiver(receiver, filter)
+    }
+
     /**
      * Updates the Quick Settings tile with the [newState] and (if supported) [newSubTitleResId].
      *