2 files changed, 26 insertions, 5 deletions
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/input/model/ControllerInterface.kt b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/input/model/ControllerInterface.kt
index d5945f2784..e09e0dec99 100644
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/input/model/ControllerInterface.kt
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/input/model/ControllerInterface.kt
@@ -30,10 +30,14 @@ object ControllerInterface {
 
     private var inputStateUpdatePending = AtomicBoolean(false)
     private val inputStateVersion = MutableLiveData(0)
+    private val devicesVersion = MutableLiveData(0)
 
     val inputStateChanged: LiveData<Int>
         get() = inputStateVersion
 
+    val devicesChanged: LiveData<Int>
+        get() = devicesVersion
+
     /**
      * Activities which want to pass on inputs to native code
      * should call this in their own dispatchKeyEvent method.
@@ -119,6 +123,14 @@ object ControllerInterface {
 
     @Keep
     @JvmStatic
+    private fun onDevicesChanged() {
+        Handler(Looper.getMainLooper()).post {
+            devicesVersion.value = devicesVersion.value?.plus(1)
+        }
+    }
+
+    @Keep
+    @JvmStatic
     private fun registerInputDeviceListener() {
         looperThread = LooperThread("Hotplug thread")
         looperThread.start()
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/input/ui/AdvancedMappingDialog.kt b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/input/ui/AdvancedMappingDialog.kt
index 2117ed3102..803f6e4cc6 100644
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/input/ui/AdvancedMappingDialog.kt
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/input/ui/AdvancedMappingDialog.kt
@@ -25,7 +25,7 @@ class AdvancedMappingDialog(
     private val controlReference: ControlReference,
     private val controller: EmulatedController
 ) : AlertDialog(context), OnItemClickListener {
-    private val devices: Array<String> = ControllerInterface.getAllDeviceStrings()
+    private lateinit var devices: Array<String>
     private val controlAdapter: AdvancedMappingControlAdapter
     private lateinit var selectedDevice: String
 
@@ -36,10 +36,6 @@ class AdvancedMappingDialog(
 
         binding.dropdownDevice.onItemClickListener = this
 
-        val deviceAdapter =
-            ArrayAdapter(context, android.R.layout.simple_spinner_dropdown_item, devices)
-        binding.dropdownDevice.setAdapter(deviceAdapter)
-
         controlAdapter = AdvancedMappingControlAdapter(lifecycle, controlReference.isInput()) {
             control: String -> onControlClicked(control)
         }
@@ -52,6 +48,12 @@ class AdvancedMappingDialog(
 
         binding.editExpression.setText(controlReference.getExpression())
 
+        ControllerInterface.devicesChanged.observe(this) {
+            onDevicesChanged()
+            setSelectedDevice(selectedDevice)
+        }
+
+        onDevicesChanged()
         selectDefaultDevice()
     }
 
@@ -72,6 +74,13 @@ class AdvancedMappingDialog(
         return super.dispatchGenericMotionEvent(event)
     }
 
+    private fun onDevicesChanged() {
+        devices = ControllerInterface.getAllDeviceStrings()
+        binding.dropdownDevice.setAdapter(
+            ArrayAdapter(context, android.R.layout.simple_spinner_dropdown_item, devices)
+        )
+    }
+
     private fun setSelectedDevice(deviceString: String) {
         selectedDevice = deviceString