Added save states more ui buttons etc.

android/app/src/main/cpp/native-lib.cpp

@@ -1,6 +1,7 @@
 #include <SDL.h>
 #include <SDL_main.h>
 #include <SDL_system.h>
+#include <jni.h>
 #include <string>
 #include <filesystem>
 #include <optional>
@@ -24,6 +25,7 @@
 #include "OSD/Logger.h"
 #include "Util/NewConfig.h"
 #include "Util/ConfigBuilders.h"
+#include "Version.h"
 #include "BlockFile.h"
 
 #include "android_input_system.h"
@@ -59,7 +61,10 @@ protected:
 
 // Emulator host --------------------------------------------------------------
 
+static struct Super3Host* g_host = nullptr;
+
 struct Super3Host {
+  static constexpr int32_t STATE_FILE_VERSION = 3;
   Util::Config::Node config{"Global"};
   AndroidInputSystem inputSystem;
   CInputs inputs{&inputSystem};
@@ -75,10 +80,29 @@ struct Super3Host {
   ROMSet roms;
   std::atomic<bool> ready{false};
   std::string userDataRoot;
+  unsigned saveSlot = 0;
+  std::atomic<int> requestSaveSlot{-1};
+  std::atomic<int> requestLoadSlot{-1};
+  std::atomic<int> requestMenuPause{-1}; // -1=no change, 0=resume, 1=pause
+  bool menuPaused = false;
+  bool threadsPausedByMenu = false;
 
   Super3Host() { ApplyDefaults(); }
 
-  void SetUserDataRoot(std::string root) { userDataRoot = std::move(root); }
+  void SetUserDataRoot(std::string root)
+  {
+    userDataRoot = std::move(root);
+    if (userDataRoot.empty())
+      return;
+    try {
+      std::filesystem::create_directories(userDataRoot);
+      std::filesystem::create_directories(JoinPath(userDataRoot, "Saves"));
+      std::filesystem::current_path(userDataRoot);
+      SDL_Log("User data root: %s", userDataRoot.c_str());
+    } catch (...) {
+      // Ignore any path errors; caller can still override with absolute paths.
+    }
+  }
 
   std::string NvramPathForGame() const
   {
@@ -175,10 +199,13 @@ struct Super3Host {
     config.Set("InputJoyRight", "KEY_RIGHT");
     config.Set("InputSteeringLeft", "KEY_LEFT");
     config.Set("InputSteeringRight", "KEY_RIGHT");
-    config.Set("InputAccelerator", "KEY_W");
-    config.Set("InputBrake", "KEY_S");
-    inputSystem.ApplyConfig(config);
-  }
+      config.Set("InputAccelerator", "KEY_W");
+      config.Set("InputBrake", "KEY_S");
+      config.Set("UISaveState", "KEY_F5");
+      config.Set("UIChangeSlot", "KEY_F6");
+      config.Set("UILoadState", "KEY_F7");
+      inputSystem.ApplyConfig(config);
+    }
 
   void ApplyAndroidHardOverrides()
   {
@@ -385,15 +412,160 @@ struct Super3Host {
     }
   }
 
-  void RunFrame() {
-    if (ready.load(std::memory_order_acquire) && model3) {
-      // Poll inputs once per frame (matches desktop OSD flow).
-      // Display geometry is used for mouse/lightgun normalization; for Android touch/key
-      // it mainly keeps the input system in a sane state.
-      inputs.Poll(&game, 0, 0, 496, 384);
-      model3->RunFrame();
+    void ApplyMenuPaused(bool paused)
+    {
+      menuPaused = paused;
+      if (!model3)
+        return;
+
+      if (paused) {
+        if (!threadsPausedByMenu) {
+          SDL_Log("Menu pause ON");
+          model3->PauseThreads();
+          SetAudioEnabled(false);
+          threadsPausedByMenu = true;
+        }
+      } else {
+        if (threadsPausedByMenu) {
+          SDL_Log("Menu pause OFF");
+          model3->ResumeThreads();
+          SetAudioEnabled(true);
+          threadsPausedByMenu = false;
+        }
+      }
+    }
+
+    void RunFrame() {
+      if (ready.load(std::memory_order_acquire) && model3) {
+        const int pauseReq = requestMenuPause.exchange(-1, std::memory_order_acq_rel);
+        if (pauseReq != -1) {
+          ApplyMenuPaused(pauseReq == 1);
+        }
+
+        const int saveReq = requestSaveSlot.exchange(-1, std::memory_order_acq_rel);
+        if (saveReq >= 0) {
+          const unsigned slot = static_cast<unsigned>(saveReq) % 10u;
+          const bool wasPaused = threadsPausedByMenu;
+          saveSlot = slot;
+          SDL_Log("UI save state requested (slot %u)", saveSlot);
+          if (!wasPaused) {
+            model3->PauseThreads();
+            SetAudioEnabled(false);
+          }
+          SaveState();
+          if (!wasPaused) {
+            model3->ResumeThreads();
+            SetAudioEnabled(true);
+          }
+        }
+
+        const int loadReq = requestLoadSlot.exchange(-1, std::memory_order_acq_rel);
+        if (loadReq >= 0) {
+          const unsigned slot = static_cast<unsigned>(loadReq) % 10u;
+          const bool wasPaused = threadsPausedByMenu;
+          saveSlot = slot;
+          SDL_Log("UI load state requested (slot %u)", saveSlot);
+          if (!wasPaused) {
+            model3->PauseThreads();
+            SetAudioEnabled(false);
+          }
+          LoadState();
+          if (!wasPaused) {
+            model3->ResumeThreads();
+            SetAudioEnabled(true);
+          }
+        }
+
+        // Poll inputs once per frame (matches desktop OSD flow).
+        // Display geometry is used for mouse/lightgun normalization; for Android touch/key
+        // it mainly keeps the input system in a sane state.
+        inputs.Poll(&game, 0, 0, 496, 384);
+
+        // If a physical keyboard is attached, allow the canonical hotkeys too.
+        if (!threadsPausedByMenu) {
+          if (inputs.uiSaveState && inputs.uiSaveState->Pressed()) {
+            requestSaveSlot.store(static_cast<int>(saveSlot), std::memory_order_release);
+          } else if (inputs.uiChangeSlot && inputs.uiChangeSlot->Pressed()) {
+            saveSlot = (saveSlot + 1) % 10;
+            SDL_Log("Save slot: %u", saveSlot);
+          } else if (inputs.uiLoadState && inputs.uiLoadState->Pressed()) {
+            requestLoadSlot.store(static_cast<int>(saveSlot), std::memory_order_release);
+          }
+        }
+
+        if (threadsPausedByMenu) model3->RenderFrame();
+        else model3->RunFrame();
+      }
+    }
+
+    std::string SaveStatePath() const
+    {
+      const std::string base = userDataRoot.empty() ? std::string("super3") : userDataRoot;
+      return JoinPath(JoinPath(base, "Saves"), game.name + ".st" + std::to_string(saveSlot));
+    }
+
+    void SaveState()
+    {
+      if (!model3 || game.name.empty())
+        return;
+
+      const std::string filePath = SaveStatePath();
+      try {
+        std::filesystem::create_directories(std::filesystem::path(filePath).parent_path());
+      } catch (...) {
+        // ignore
+      }
+
+      CBlockFile SaveState;
+      if (OKAY != SaveState.Create(filePath, "Supermodel Save State", "Supermodel Version " SUPERMODEL_VERSION))
+      {
+        ErrorLog("Unable to save state to '%s'.", filePath.c_str());
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Unable to save state to '%s'.", filePath.c_str());
+        return;
+      }
+
+      int32_t fileVersion = STATE_FILE_VERSION;
+      SaveState.Write(&fileVersion, sizeof(fileVersion));
+      SaveState.Write(game.name);
+      model3->SaveState(&SaveState);
+      SaveState.Close();
+      SDL_Log("Saved state to '%s'.", filePath.c_str());
+    }
+
+    void LoadState()
+    {
+      if (!model3 || game.name.empty())
+        return;
+
+      const std::string filePath = SaveStatePath();
+      CBlockFile SaveState;
+      if (OKAY != SaveState.Load(filePath))
+      {
+        ErrorLog("Unable to load state from '%s'.", filePath.c_str());
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Unable to load state from '%s'.", filePath.c_str());
+        return;
+      }
+
+      if (OKAY != SaveState.FindBlock("Supermodel Save State"))
+      {
+        ErrorLog("'%s' does not appear to be a valid save state file.", filePath.c_str());
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "'%s' does not appear to be a valid save state file.", filePath.c_str());
+        return;
+      }
+
+      int32_t fileVersion;
+      SaveState.Read(&fileVersion, sizeof(fileVersion));
+      if (fileVersion != STATE_FILE_VERSION)
+      {
+        ErrorLog("'%s' is incompatible with this version of Supermodel.", filePath.c_str());
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "'%s' is incompatible with this version of Supermodel.", filePath.c_str());
+        return;
+      }
+
+      model3->LoadState(&SaveState);
+      SaveState.Close();
+      SDL_Log("Loaded state from '%s'.", filePath.c_str());
     }
-  }
 
   bool InstallNew3D(unsigned xOff, unsigned yOff, unsigned xRes, unsigned yRes, unsigned totalXRes, unsigned totalYRes)
   {
@@ -493,6 +665,7 @@ extern "C" int SDL_main(int argc, char* argv[]) {
   }
 
   Super3Host host;
+  g_host = &host;
   // Initialize renderer backends up-front. The core will attach VRAM/palette/register
   // pointers later (after it has initialized the tile generator).
   host.render2d.Init(0, 0, 496, 384, 496, 384);
@@ -708,5 +881,45 @@ extern "C" int SDL_main(int argc, char* argv[]) {
   SDL_GL_DeleteContext(gl);
   SDL_DestroyWindow(window);
   SDL_Quit();
+  g_host = nullptr;
   return 0;
 }
+
+extern "C" JNIEXPORT jboolean JNICALL
+Java_com_izzy2lost_super3_Super3Activity_nativeSetMenuPaused(JNIEnv*, jobject, jboolean paused)
+{
+  if (!g_host)
+    return JNI_FALSE;
+  g_host->requestMenuPause.store(paused ? 1 : 0, std::memory_order_release);
+  return JNI_TRUE;
+}
+
+extern "C" JNIEXPORT jboolean JNICALL
+Java_com_izzy2lost_super3_Super3Activity_nativeRequestSaveState(JNIEnv*, jobject, jint slot)
+{
+  if (!g_host)
+    return JNI_FALSE;
+  const int clamped = (slot < 0) ? 0 : (slot > 9 ? 9 : slot);
+  g_host->requestSaveSlot.store(clamped, std::memory_order_release);
+  return JNI_TRUE;
+}
+
+extern "C" JNIEXPORT jboolean JNICALL
+Java_com_izzy2lost_super3_Super3Activity_nativeRequestLoadState(JNIEnv*, jobject, jint slot)
+{
+  if (!g_host)
+    return JNI_FALSE;
+  const int clamped = (slot < 0) ? 0 : (slot > 9 ? 9 : slot);
+  g_host->requestLoadSlot.store(clamped, std::memory_order_release);
+  return JNI_TRUE;
+}
+
+extern "C" JNIEXPORT jstring JNICALL
+Java_com_izzy2lost_super3_Super3Activity_nativeGetLoadedGameName(JNIEnv* env, jobject)
+{
+  if (!g_host)
+    return nullptr;
+  if (g_host->game.name.empty())
+    return nullptr;
+  return env->NewStringUTF(g_host->game.name.c_str());
+}

android/app/src/main/java/com/izzy2lost/super3/Super3Activity.kt

@@ -1,7 +1,14 @@
 package com.izzy2lost.super3
 
+import android.graphics.Bitmap
+import android.graphics.BitmapFactory
 import android.net.Uri
 import android.os.Bundle
+import android.os.Handler
+import android.os.Looper
+import android.os.Build
+import android.view.PixelCopy
+import android.view.KeyEvent
 import android.view.LayoutInflater
 import android.view.MotionEvent
 import android.view.View
@@ -9,8 +16,17 @@ import android.view.ViewGroup
 import android.widget.ImageButton
 import android.widget.LinearLayout
 import android.widget.RelativeLayout
+import android.view.SurfaceView
+import android.widget.TextView
+import androidx.appcompat.app.AlertDialog
 import com.google.android.material.button.MaterialButton
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
 import java.io.File
+import java.io.FileOutputStream
+import java.text.DateFormat
+import java.util.Date
 import kotlin.concurrent.thread
 import org.libsdl.app.SDLActivity
 
@@ -19,7 +35,26 @@ import org.libsdl.app.SDLActivity
  * library specified by SDL_MAIN_LIBRARY (set to "super3" in the manifest).
  */
 class Super3Activity : SDLActivity() {
+    private val prefs by lazy { getSharedPreferences("super3_prefs", MODE_PRIVATE) }
+    private val mainHandler = Handler(Looper.getMainLooper())
     private var overlayView: View? = null
+    private var overlayControlsEnabled: Boolean = true
+    private var menuPaused = false
+    private var saveDialogOpen = false
+    private var exitDialogOpen = false
+    private var userPaused = false
+    private var saveStateSlot = 0
+    private var capturingThumbnail = false
+    private var gameName: String = ""
+    private var userDataRoot: File? = null
+
+    private data class SaveSlot(
+        val slotIndex: Int,
+        val title: String,
+        val subtitle: String,
+        val hasData: Boolean,
+        val screenshotPath: String?,
+    )
 
     override fun getLibraries(): Array<String> = arrayOf(
         "SDL2",
@@ -43,9 +78,16 @@ class Super3Activity : SDLActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
 
-        val overlaysEnabled = getSharedPreferences("super3_prefs", MODE_PRIVATE)
-            .getBoolean("overlay_controls_enabled", true)
-        if (!overlaysEnabled) return
+        overlayControlsEnabled = prefs.getBoolean("overlay_controls_enabled", true)
+        saveStateSlot = prefs.getInt("save_state_slot", 0).coerceIn(0, 9)
+        gameName = intent.getStringExtra("gameName").orEmpty()
+        val userDataRootPath = intent.getStringExtra("userDataRoot").orEmpty()
+        userDataRoot =
+            if (userDataRootPath.isNotBlank()) {
+                File(userDataRootPath)
+            } else {
+                getExternalFilesDir(null)?.let { File(it, "super3") }
+            }
 
         val root = SDLActivity.getContentView() as? RelativeLayout ?: return
         if (overlayView != null) return
@@ -60,7 +102,22 @@ class Super3Activity : SDLActivity() {
             ),
         )
 
-        val game = intent.getStringExtra("gameName").orEmpty()
+        if (!overlayControlsEnabled) {
+            overlay.findViewById<View>(R.id.overlay_controls_root)?.visibility = View.GONE
+            overlay.visibility = View.GONE
+            return
+        }
+
+        overlay.findViewById<View>(R.id.overlay_save_state)?.setOnClickListener {
+            showSaveStateDialog()
+        }
+
+        overlay.findViewById<View>(R.id.overlay_pause)?.setOnClickListener {
+            userPaused = !userPaused
+            updatePauseState()
+        }
+
+        val game = gameName
         val gamesXml = intent.getStringExtra("gamesXmlPath").orEmpty()
         val isRacing =
             game.isNotBlank() &&
@@ -254,6 +311,20 @@ class Super3Activity : SDLActivity() {
         }
     }
 
+    override fun dispatchKeyEvent(event: KeyEvent): Boolean {
+        if (event.keyCode == KeyEvent.KEYCODE_BACK) {
+            if (event.action == KeyEvent.ACTION_UP) {
+                handleBackPress()
+            }
+            return true
+        }
+        return super.dispatchKeyEvent(event)
+    }
+
+    override fun onBackPressed() {
+        handleBackPress()
+    }
+
     override fun onDestroy() {
         overlayView?.let { v ->
             (v.parent as? ViewGroup)?.removeView(v)
@@ -283,4 +354,303 @@ class Super3Activity : SDLActivity() {
             UserDataSync.syncInternalIntoTree(this, internalRoot, treeUri)
         }
     }
+
+    private fun handleBackPress() {
+        if (exitDialogOpen) return
+        exitDialogOpen = true
+        updatePauseState()
+        MaterialAlertDialogBuilder(
+            this,
+            com.google.android.material.R.style.ThemeOverlay_Material3_MaterialAlertDialog,
+        )
+            .setTitle(R.string.exit_game_title)
+            .setMessage(R.string.exit_game_message)
+            .setPositiveButton(R.string.exit_game_confirm) { _, _ ->
+                finish()
+            }
+            .setNegativeButton(R.string.exit_game_cancel) { dialog, _ ->
+                dialog.dismiss()
+            }
+            .setOnDismissListener {
+                exitDialogOpen = false
+                updatePauseState()
+            }
+            .show()
+    }
+
+    private fun updatePauseState() {
+        val shouldPause = userPaused || exitDialogOpen || saveDialogOpen || capturingThumbnail
+        if (shouldPause == menuPaused) return
+        menuPaused = shouldPause
+        nativeSetMenuPaused(shouldPause)
+    }
+
+    private fun showSaveStateDialog() {
+        val view = layoutInflater.inflate(R.layout.dialog_saves, null, false)
+        val recyclerView = view.findViewById<RecyclerView>(R.id.rv_save_slots)
+        recyclerView.layoutManager = LinearLayoutManager(this)
+
+        val slots = buildSaveSlots()
+        var dialog: AlertDialog? = null
+        val adapter =
+            SaveSlotAdapter(
+                slots,
+                onSave = { slot ->
+                    saveStateToSlot(slot)
+                    dialog?.dismiss()
+                },
+                onLoad = { slot ->
+                    loadStateFromSlot(slot)
+                    dialog?.dismiss()
+                },
+            )
+        recyclerView.adapter = adapter
+
+        saveDialogOpen = true
+        updatePauseState()
+        dialog =
+            MaterialAlertDialogBuilder(
+                this,
+                com.google.android.material.R.style.ThemeOverlay_Material3_MaterialAlertDialog,
+            )
+                .setTitle(getString(R.string.save_state_dialog_title))
+                .setView(view)
+                .setNegativeButton(android.R.string.cancel) { d, _ ->
+                    d.dismiss()
+                }
+                .setOnDismissListener {
+                    saveDialogOpen = false
+                    updatePauseState()
+                }
+                .create()
+        dialog.show()
+    }
+
+    private fun buildSaveSlots(): List<SaveSlot> {
+        val formatter = DateFormat.getDateTimeInstance(DateFormat.MEDIUM, DateFormat.SHORT)
+        val baseName = resolveSaveStateBaseName()
+        val slots = ArrayList<SaveSlot>(10)
+        for (i in 0 until 10) {
+            val title = getString(R.string.save_state_slot_format, i + 1)
+            val file = saveStateFile(i, baseName)
+            if (file != null && file.exists()) {
+                val stamp = formatter.format(Date(file.lastModified()))
+                val subtitle = getString(R.string.save_state_slot_saved_format, stamp)
+                val screenshot = saveStateScreenshotFile(i, baseName)
+                slots.add(
+                    SaveSlot(
+                        slotIndex = i,
+                        title = title,
+                        subtitle = subtitle,
+                        hasData = true,
+                        screenshotPath = screenshot?.takeIf { it.exists() }?.absolutePath,
+                    ),
+                )
+            } else {
+                slots.add(
+                    SaveSlot(
+                        slotIndex = i,
+                        title = title,
+                        subtitle = getString(R.string.save_state_slot_empty),
+                        hasData = false,
+                        screenshotPath = null,
+                    ),
+                )
+            }
+        }
+        return slots
+    }
+
+    private fun resolveSaveStateBaseName(): String {
+        val nativeName = runCatching { nativeGetLoadedGameName() }.getOrNull()
+        if (!nativeName.isNullOrBlank()) return nativeName
+        return gameName
+    }
+
+    private fun saveStateFile(slotIndex: Int, baseName: String = resolveSaveStateBaseName()): File? {
+        val root = userDataRoot ?: return null
+        if (baseName.isBlank()) return null
+        val slot = slotIndex.coerceIn(0, 9)
+        return File(File(root, "Saves"), "${baseName}.st$slot")
+    }
+
+    private fun saveStateScreenshotFile(slotIndex: Int, baseName: String = resolveSaveStateBaseName()): File? {
+        val root = userDataRoot ?: return null
+        if (baseName.isBlank()) return null
+        val slot = slotIndex.coerceIn(0, 9)
+        return File(File(root, "Saves"), "${baseName}.st$slot.png")
+    }
+
+    private fun saveStateToSlot(targetSlot: Int) {
+        val clamped = targetSlot.coerceIn(0, 9)
+        nativeRequestSaveState(clamped)
+        captureSaveStateScreenshot(clamped)
+
+        saveStateSlot = clamped
+        prefs.edit().putInt("save_state_slot", saveStateSlot).apply()
+    }
+
+    private fun loadStateFromSlot(targetSlot: Int) {
+        val clamped = targetSlot.coerceIn(0, 9)
+        nativeRequestLoadState(clamped)
+
+        saveStateSlot = clamped
+        prefs.edit().putInt("save_state_slot", saveStateSlot).apply()
+    }
+
+    private fun captureSaveStateScreenshot(slotIndex: Int) {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) return
+        val outFile = saveStateScreenshotFile(slotIndex) ?: return
+
+        val surfaceView = findSdlSurfaceView()
+        val w = surfaceView?.width ?: window.decorView.width
+        val h = surfaceView?.height ?: window.decorView.height
+        if (w <= 0 || h <= 0) {
+            window.decorView.post { captureSaveStateScreenshot(slotIndex) }
+            return
+        }
+
+        capturingThumbnail = true
+        updatePauseState()
+
+        // Give the UI a moment to dismiss the dialog and redraw the game frame.
+        mainHandler.postDelayed({
+            val bitmap = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888)
+            val requestTarget: Any? = surfaceView ?: window
+            val callback = PixelCopy.OnPixelCopyFinishedListener { result ->
+                try {
+                    if (result == PixelCopy.SUCCESS) {
+                        outFile.parentFile?.mkdirs()
+                        val scaled = scaleDown(bitmap, targetWidth = 640)
+                        FileOutputStream(outFile).use { fos ->
+                            scaled.compress(Bitmap.CompressFormat.PNG, 90, fos)
+                        }
+                        if (scaled !== bitmap) scaled.recycle()
+                    }
+                } catch (_: Throwable) {
+                } finally {
+                    bitmap.recycle()
+                    capturingThumbnail = false
+                    updatePauseState()
+                }
+            }
+            when (requestTarget) {
+                is SurfaceView -> PixelCopy.request(requestTarget, bitmap, callback, mainHandler)
+                else -> PixelCopy.request(window, bitmap, callback, mainHandler)
+            }
+        }, 250L)
+    }
+
+    private fun scaleDown(src: Bitmap, targetWidth: Int): Bitmap {
+        if (targetWidth <= 0) return src
+        if (src.width <= targetWidth) return src
+        val targetHeight = (src.height.toFloat() * (targetWidth.toFloat() / src.width.toFloat())).toInt().coerceAtLeast(1)
+        return Bitmap.createScaledBitmap(src, targetWidth, targetHeight, true)
+    }
+
+    private fun findSdlSurfaceView(): SurfaceView? {
+        val root = SDLActivity.getContentView() as? ViewGroup ?: return null
+        return findFirstSurfaceView(root)
+    }
+
+    private fun findFirstSurfaceView(view: View): SurfaceView? {
+        if (view is SurfaceView) return view
+        if (view !is ViewGroup) return null
+        for (i in 0 until view.childCount) {
+            val found = findFirstSurfaceView(view.getChildAt(i))
+            if (found != null) return found
+        }
+        return null
+    }
+
+    private external fun nativeSetMenuPaused(paused: Boolean): Boolean
+    private external fun nativeRequestSaveState(slot: Int): Boolean
+    private external fun nativeRequestLoadState(slot: Int): Boolean
+    private external fun nativeGetLoadedGameName(): String?
+
+    private class SaveSlotAdapter(
+        private val slots: List<SaveSlot>,
+        private val onSave: (Int) -> Unit,
+        private val onLoad: (Int) -> Unit,
+    ) : RecyclerView.Adapter<SaveSlotAdapter.VH>() {
+        override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): VH {
+            val view = LayoutInflater.from(parent.context).inflate(R.layout.item_save_slot, parent, false)
+            return VH(view)
+        }
+
+        override fun onBindViewHolder(holder: VH, position: Int) {
+            holder.bind(slots[position], onSave, onLoad)
+        }
+
+        override fun getItemCount(): Int = slots.size
+
+        class VH(itemView: View) : RecyclerView.ViewHolder(itemView) {
+            private val title: TextView = itemView.findViewById(R.id.tv_slot_title)
+            private val subtitle: TextView = itemView.findViewById(R.id.tv_slot_timestamp)
+            private val screenshot: android.widget.ImageView = itemView.findViewById(R.id.iv_slot_screenshot)
+            private val saveButton: MaterialButton = itemView.findViewById(R.id.btn_slot_save)
+            private val loadButton: MaterialButton = itemView.findViewById(R.id.btn_slot_load)
+
+            fun bind(slot: SaveSlot, onSave: (Int) -> Unit, onLoad: (Int) -> Unit) {
+                title.text = slot.title
+                subtitle.text = slot.subtitle
+
+                val screenshotPath = slot.screenshotPath
+                if (!screenshotPath.isNullOrBlank()) {
+                    val bmp = decodeSampledBitmap(screenshotPath, reqW = 240, reqH = 160)
+                    if (bmp != null) {
+                        screenshot.setImageBitmap(bmp)
+                        screenshot.visibility = View.VISIBLE
+                        screenshot.setOnClickListener {
+                            showEnlargedScreenshot(itemView, screenshotPath, slot.title)
+                        }
+                    } else {
+                        screenshot.setImageDrawable(null)
+                        screenshot.visibility = View.GONE
+                        screenshot.setOnClickListener(null)
+                    }
+                } else {
+                    screenshot.setImageDrawable(null)
+                    screenshot.visibility = View.GONE
+                    screenshot.setOnClickListener(null)
+                }
+
+                saveButton.setOnClickListener { onSave(slot.slotIndex) }
+                loadButton.isEnabled = slot.hasData
+                loadButton.alpha = if (slot.hasData) 1.0f else 0.5f
+                loadButton.setOnClickListener {
+                    if (slot.hasData) {
+                        onLoad(slot.slotIndex)
+                    }
+                }
+            }
+
+            private fun showEnlargedScreenshot(anchor: View, path: String, title: String) {
+                val context = anchor.context
+                val bmp = BitmapFactory.decodeFile(path) ?: return
+                val dialogView = LayoutInflater.from(context).inflate(R.layout.dialog_screenshot_preview, null, false)
+                dialogView.findViewById<TextView>(R.id.tv_screenshot_title)?.text = title
+                dialogView.findViewById<android.widget.ImageView>(R.id.iv_enlarged_screenshot)?.setImageBitmap(bmp)
+                MaterialAlertDialogBuilder(
+                    context,
+                    com.google.android.material.R.style.ThemeOverlay_Material3_MaterialAlertDialog,
+                )
+                    .setView(dialogView)
+                    .setPositiveButton(android.R.string.ok) { d, _ -> d.dismiss() }
+                    .setOnDismissListener { bmp.recycle() }
+                    .show()
+            }
+
+            private fun decodeSampledBitmap(path: String, reqW: Int, reqH: Int): Bitmap? {
+                val bounds = BitmapFactory.Options().apply { inJustDecodeBounds = true }
+                BitmapFactory.decodeFile(path, bounds)
+                if (bounds.outWidth <= 0 || bounds.outHeight <= 0) return null
+                var sample = 1
+                while ((bounds.outWidth / sample) > reqW * 2 || (bounds.outHeight / sample) > reqH * 2) {
+                    sample *= 2
+                }
+                return BitmapFactory.decodeFile(path, BitmapFactory.Options().apply { inSampleSize = sample })
+            }
+        }
+    }
 }

android/app/src/main/res/drawable/hard_drive_24px.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M160,680L800,680Q800,680 800,680Q800,680 800,680L800,440L160,440L160,680Q160,680 160,680Q160,680 160,680ZM680,620Q705,620 722.5,602.5Q740,585 740,560Q740,535 722.5,517.5Q705,500 680,500Q655,500 637.5,517.5Q620,535 620,560Q620,585 637.5,602.5Q655,620 680,620ZM880,360L767,360L687,280L273,280L193,360L80,360L217,223Q228,212 242.5,206Q257,200 273,200L687,200Q703,200 717.5,206Q732,212 743,223L880,360ZM160,760Q127,760 103.5,736.5Q80,713 80,680L80,360L880,360L880,680Q880,713 856.5,736.5Q833,760 800,760L160,760Z"/>
+</vector>

android/app/src/main/res/drawable/play_pause_24px.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M200,648L200,312L440,480L200,648ZM520,640L520,320L600,320L600,640L520,640ZM680,640L680,320L760,320L760,640L680,640Z"/>
+</vector>

android/app/src/main/res/drawable/save_24px.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorControlNormal">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M840,280L840,760Q840,793 816.5,816.5Q793,840 760,840L200,840Q167,840 143.5,816.5Q120,793 120,760L120,200Q120,167 143.5,143.5Q167,120 200,120L680,120L840,280ZM760,314L646,200L200,200Q200,200 200,200Q200,200 200,200L200,760Q200,760 200,760Q200,760 200,760L760,760Q760,760 760,760Q760,760 760,760L760,314ZM480,720Q530,720 565,685Q600,650 600,600Q600,550 565,515Q530,480 480,480Q430,480 395,515Q360,550 360,600Q360,650 395,685Q430,720 480,720ZM240,400L600,400L600,240L240,240L240,400ZM200,314L200,760Q200,760 200,760Q200,760 200,760L200,760Q200,760 200,760Q200,760 200,760L200,200Q200,200 200,200Q200,200 200,200L200,200L200,314Z" />
+</vector>

android/app/src/main/res/layout/dialog_saves.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="vertical"
+    android:padding="16dp">
+
+    <TextView
+        android:id="@+id/save_dialog_hint"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/save_state_choose_slot"
+        android:textSize="14sp"
+        android:layout_marginBottom="12dp" />
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/rv_save_slots"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:maxHeight="400dp"
+        android:scrollbars="vertical" />
+
+</LinearLayout>

android/app/src/main/res/layout/dialog_screenshot_preview.xml

@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="vertical"
+    android:padding="16dp">
+
+    <TextView
+        android:id="@+id/tv_screenshot_title"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Save Slot 1"
+        android:textStyle="bold"
+        android:textSize="18sp"
+        android:layout_gravity="center_horizontal"
+        android:layout_marginBottom="16dp" />
+
+    <ScrollView
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1">
+
+        <ImageView
+            android:id="@+id/iv_enlarged_screenshot"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:adjustViewBounds="true"
+            android:scaleType="fitCenter"
+            android:layout_gravity="center"
+            android:background="#22000000"
+            android:padding="4dp" />
+
+    </ScrollView>
+
+</LinearLayout>

android/app/src/main/res/layout/item_save_slot.xml

@@ -0,0 +1,80 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="horizontal"
+    android:padding="12dp"
+    android:gravity="center_vertical"
+    android:foreground="?attr/selectableItemBackground">
+
+    <ImageView
+        android:id="@+id/iv_slot_screenshot"
+        android:layout_width="60dp"
+        android:layout_height="40dp"
+        android:scaleType="centerCrop"
+        android:adjustViewBounds="true"
+        android:layout_marginEnd="12dp"
+        android:visibility="gone"
+        android:clickable="true"
+        android:focusable="true"
+        android:padding="2dp" />
+
+    <LinearLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:orientation="vertical">
+
+        <TextView
+            android:id="@+id/tv_slot_title"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/save_state_slot_format"
+            android:textStyle="bold"
+            android:textSize="16sp" />
+
+        <TextView
+            android:id="@+id/tv_slot_timestamp"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/save_state_slot_empty"
+            android:textSize="12sp"
+            android:textColor="?attr/colorOnSurfaceVariant" />
+
+    </LinearLayout>
+
+    <LinearLayout
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:layout_marginStart="8dp">
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/btn_slot_save"
+            style="@style/Widget.Material3.Button.OutlinedButton"
+            android:layout_width="wrap_content"
+            android:layout_height="36dp"
+            android:text="@string/save_state_action_save"
+            android:textSize="12sp"
+            android:layout_marginEnd="8dp"
+            android:minWidth="64dp"
+            app:icon="@drawable/save_24px"
+            app:iconPadding="6dp"
+            app:iconGravity="textStart" />
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/btn_slot_load"
+            style="@style/Widget.Material3.Button.OutlinedButton"
+            android:layout_width="wrap_content"
+            android:layout_height="36dp"
+            android:text="@string/save_state_action_load"
+            android:textSize="12sp"
+            android:minWidth="64dp"
+            app:icon="@drawable/hard_drive_24px"
+            app:iconPadding="6dp"
+            app:iconGravity="textStart" />
+
+    </LinearLayout>
+
+</LinearLayout>

android/app/src/main/res/layout/overlay_controls.xml

@@ -9,155 +9,192 @@
     android:focusable="false"
     android:importantForAccessibility="no">
 
-    <ImageButton
-        android:id="@+id/overlay_coin"
-        android:layout_width="72dp"
-        android:layout_height="72dp"
-        android:layout_gravity="bottom|start"
-        android:layout_margin="16dp"
-        android:background="@drawable/overlay_ripple_circle"
-        android:contentDescription="Coin"
-        android:padding="10dp"
-        android:scaleType="fitCenter"
-        android:src="@drawable/coin" />
-
-    <ImageButton
-        android:id="@+id/overlay_wheel"
-        android:layout_width="190dp"
-        android:layout_height="190dp"
-        android:layout_gravity="bottom|start"
-        android:layout_marginStart="24dp"
-        android:layout_marginBottom="64dp"
-        android:background="@drawable/overlay_ripple_circle"
-        android:contentDescription="Steering"
-        android:padding="12dp"
-        android:scaleType="fitCenter"
-        android:src="@drawable/wheel"
-        android:visibility="gone" />
-
-    <com.google.android.material.button.MaterialButton
-        android:id="@+id/overlay_service"
-        style="?attr/materialButtonOutlinedStyle"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="top|start"
-        android:layout_margin="12dp"
-        android:minHeight="0dp"
-        android:minWidth="0dp"
-        android:paddingHorizontal="12dp"
-        android:paddingVertical="6dp"
-        android:text="SERVICE"
-        android:textAllCaps="true"
-        android:textSize="12sp"
-        app:rippleColor="@color/overlay_ripple"
-        app:strokeWidth="2dp" />
-
-    <com.google.android.material.button.MaterialButton
-        android:id="@+id/overlay_test"
-        style="?attr/materialButtonOutlinedStyle"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="top|end"
-        android:layout_margin="12dp"
-        android:minHeight="0dp"
-        android:minWidth="0dp"
-        android:paddingHorizontal="12dp"
-        android:paddingVertical="6dp"
-        android:text="TEST"
-        android:textAllCaps="true"
-        android:textSize="12sp"
-        app:rippleColor="@color/overlay_ripple"
-        app:strokeWidth="2dp" />
-
-    <com.google.android.material.button.MaterialButton
-        android:id="@+id/overlay_start"
-        style="?attr/materialButtonOutlinedStyle"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="bottom|center_horizontal"
-        android:layout_marginBottom="18dp"
-        android:minHeight="0dp"
-        android:minWidth="0dp"
-        android:text="START"
-        android:textAllCaps="true"
-        app:rippleColor="@color/overlay_ripple"
-        app:strokeWidth="2dp" />
-
-    <com.google.android.material.button.MaterialButton
-        android:id="@+id/overlay_reload"
-        style="?attr/materialButtonOutlinedStyle"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="bottom|end"
-        android:layout_margin="16dp"
-        android:minHeight="0dp"
-        android:minWidth="0dp"
-        android:paddingHorizontal="14dp"
-        android:paddingVertical="10dp"
-        android:text="RELOAD"
-        android:textAllCaps="true"
-        android:textSize="12sp"
-        android:visibility="gone"
-        app:rippleColor="@color/overlay_ripple"
-        app:strokeWidth="2dp" />
-
-    <LinearLayout
-        android:id="@+id/overlay_pedals"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="bottom|end"
-        android:layout_margin="16dp"
-        android:clickable="false"
-        android:focusable="false"
-        android:orientation="vertical"
-        android:visibility="gone">
+        <ImageButton
+            android:id="@+id/overlay_coin"
+            android:layout_width="72dp"
+            android:layout_height="72dp"
+            android:layout_gravity="bottom|start"
+            android:layout_margin="16dp"
+            android:background="@drawable/overlay_ripple_circle"
+            android:contentDescription="Coin"
+            android:padding="10dp"
+            android:scaleType="fitCenter"
+            android:src="@drawable/coin" />
 
         <ImageButton
-            android:id="@+id/overlay_shifter"
-            android:layout_width="92dp"
-            android:layout_height="120dp"
-            android:layout_gravity="end"
-            android:background="@drawable/overlay_ripple_rounded"
-            android:contentDescription="Shifter"
-            android:padding="8dp"
+            android:id="@+id/overlay_wheel"
+            android:layout_width="190dp"
+            android:layout_height="190dp"
+            android:layout_gravity="bottom|start"
+            android:layout_marginStart="24dp"
+            android:layout_marginBottom="64dp"
+            android:background="@drawable/overlay_ripple_circle"
+            android:contentDescription="Steering"
+            android:padding="12dp"
             android:scaleType="fitCenter"
-            android:src="@drawable/shifter"
+            android:src="@drawable/wheel"
             android:visibility="gone" />
 
-        <Space
-            android:layout_width="match_parent"
-            android:layout_height="6dp" />
-
         <LinearLayout
-            android:id="@+id/overlay_pedal_row"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:orientation="horizontal">
+            android:layout_gravity="top|start"
+            android:layout_margin="12dp"
+            android:orientation="vertical">
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/overlay_service"
+                style="?attr/materialButtonOutlinedStyle"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:minHeight="0dp"
+                android:minWidth="0dp"
+                android:paddingHorizontal="12dp"
+                android:paddingVertical="6dp"
+                android:text="SERVICE"
+                android:textAllCaps="true"
+                android:textSize="12sp"
+                app:rippleColor="@color/overlay_ripple"
+                app:strokeWidth="2dp" />
 
             <ImageButton
-                android:id="@+id/overlay_brake"
-                android:layout_width="92dp"
-                android:layout_height="92dp"
-                android:background="@drawable/overlay_ripple_rounded"
-                android:contentDescription="Brake"
+                android:id="@+id/overlay_save_state"
+                android:layout_width="54dp"
+                android:layout_height="54dp"
+                android:layout_marginTop="10dp"
+                android:background="@drawable/overlay_ripple_circle"
+                android:contentDescription="Save states"
                 android:padding="8dp"
                 android:scaleType="fitCenter"
-                android:src="@drawable/brakepedal" />
+                android:src="@drawable/save_24px"
+                android:tint="@color/brand_silver" />
+
+        </LinearLayout>
+
+        <LinearLayout
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="top|end"
+            android:layout_margin="12dp"
+            android:orientation="vertical">
+
+            <com.google.android.material.button.MaterialButton
+                android:id="@+id/overlay_test"
+                style="?attr/materialButtonOutlinedStyle"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:minHeight="0dp"
+                android:minWidth="0dp"
+                android:paddingHorizontal="12dp"
+                android:paddingVertical="6dp"
+                android:text="TEST"
+                android:textAllCaps="true"
+                android:textSize="12sp"
+                app:rippleColor="@color/overlay_ripple"
+                app:strokeWidth="2dp" />
+
+            <ImageButton
+                android:id="@+id/overlay_pause"
+                android:layout_width="54dp"
+                android:layout_height="54dp"
+                android:layout_marginTop="10dp"
+                android:background="@drawable/overlay_ripple_circle"
+                android:contentDescription="Pause / resume"
+                android:padding="8dp"
+                android:scaleType="fitCenter"
+                android:src="@drawable/play_pause_24px"
+                android:tint="@color/brand_silver" />
+
+        </LinearLayout>
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/overlay_start"
+            style="?attr/materialButtonOutlinedStyle"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="bottom|center_horizontal"
+            android:layout_marginBottom="18dp"
+            android:minHeight="0dp"
+            android:minWidth="0dp"
+            android:text="START"
+            android:textAllCaps="true"
+            app:rippleColor="@color/overlay_ripple"
+            app:strokeWidth="2dp" />
+
+        <com.google.android.material.button.MaterialButton
+            android:id="@+id/overlay_reload"
+            style="?attr/materialButtonOutlinedStyle"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="bottom|end"
+            android:layout_margin="16dp"
+            android:minHeight="0dp"
+            android:minWidth="0dp"
+            android:paddingHorizontal="14dp"
+            android:paddingVertical="10dp"
+            android:text="RELOAD"
+            android:textAllCaps="true"
+            android:textSize="12sp"
+            android:visibility="gone"
+            app:rippleColor="@color/overlay_ripple"
+            app:strokeWidth="2dp" />
+
+        <LinearLayout
+            android:id="@+id/overlay_pedals"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="bottom|end"
+            android:layout_margin="16dp"
+            android:clickable="false"
+            android:focusable="false"
+            android:orientation="vertical"
+            android:visibility="gone">
+
+            <ImageButton
+                android:id="@+id/overlay_shifter"
+                android:layout_width="92dp"
+                android:layout_height="120dp"
+                android:layout_gravity="end"
+                android:background="@drawable/overlay_ripple_rounded"
+                android:contentDescription="Shifter"
+                android:padding="8dp"
+                android:scaleType="fitCenter"
+                android:src="@drawable/shifter"
+                android:visibility="gone" />
 
             <Space
-                android:layout_width="10dp"
-                android:layout_height="match_parent" />
+                android:layout_width="match_parent"
+                android:layout_height="6dp" />
 
-            <ImageButton
-                android:id="@+id/overlay_gas"
-                android:layout_width="92dp"
-                android:layout_height="92dp"
-                android:background="@drawable/overlay_ripple_rounded"
-                android:contentDescription="Gas"
-                android:padding="8dp"
-                android:scaleType="fitCenter"
-                android:src="@drawable/gaspedal" />
+            <LinearLayout
+                android:id="@+id/overlay_pedal_row"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:orientation="horizontal">
+
+                <ImageButton
+                    android:id="@+id/overlay_brake"
+                    android:layout_width="92dp"
+                    android:layout_height="92dp"
+                    android:background="@drawable/overlay_ripple_rounded"
+                    android:contentDescription="Brake"
+                    android:padding="8dp"
+                    android:scaleType="fitCenter"
+                    android:src="@drawable/brakepedal" />
+
+                <Space
+                    android:layout_width="10dp"
+                    android:layout_height="match_parent" />
+
+                <ImageButton
+                    android:id="@+id/overlay_gas"
+                    android:layout_width="92dp"
+                    android:layout_height="92dp"
+                    android:background="@drawable/overlay_ripple_rounded"
+                    android:contentDescription="Gas"
+                    android:padding="8dp"
+                    android:scaleType="fitCenter"
+                    android:src="@drawable/gaspedal" />
+            </LinearLayout>
         </LinearLayout>
-    </LinearLayout>
-
 </FrameLayout>

android/app/src/main/res/menu/game_drawer_menu.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+    <item
+        android:id="@+id/action_save_state"
+        android:title="@string/game_menu_save_state"
+        android:checkable="false" />
+    <item
+        android:id="@+id/action_exit_game"
+        android:title="@string/game_menu_exit_game"
+        android:checkable="false" />
+</menu>

android/app/src/main/res/values/strings.xml

@@ -1,3 +1,16 @@
 <resources>
   <string name="app_name">SUPER3</string>
+  <string name="game_menu_save_state">Save state</string>
+  <string name="game_menu_exit_game">Exit game</string>
+  <string name="save_state_dialog_title">Save states</string>
+  <string name="save_state_choose_slot">Choose a save slot:</string>
+  <string name="save_state_slot_format">Slot %1$d</string>
+  <string name="save_state_slot_saved_format">Saved %1$s</string>
+  <string name="save_state_slot_empty">Empty</string>
+  <string name="save_state_action_save">Save</string>
+  <string name="save_state_action_load">Load</string>
+  <string name="exit_game_title">Exit game?</string>
+  <string name="exit_game_message">Are you sure you want to exit the game?</string>
+  <string name="exit_game_confirm">Exit</string>
+  <string name="exit_game_cancel">Cancel</string>
 </resources>