Merge pull request #11405 from t895/emulation-loading

android: Emulation loading UI and fixes

src/android/app/src/main/java/org/yuzu/yuzu_emu/NativeLibrary.kt

@@ -22,9 +22,7 @@ import org.yuzu.yuzu_emu.utils.FileUtil.exists
 import org.yuzu.yuzu_emu.utils.FileUtil.getFileSize
 import org.yuzu.yuzu_emu.utils.FileUtil.isDirectory
 import org.yuzu.yuzu_emu.utils.FileUtil.openContentUri
-import org.yuzu.yuzu_emu.utils.Log.error
+import org.yuzu.yuzu_emu.utils.Log
-import org.yuzu.yuzu_emu.utils.Log.verbose
-import org.yuzu.yuzu_emu.utils.Log.warning
 import org.yuzu.yuzu_emu.utils.SerializableHelper.serializable
 
 /**
@@ -465,7 +463,7 @@ object NativeLibrary {
 
         val emulationActivity = sEmulationActivity.get()
         if (emulationActivity == null) {
-            warning("[NativeLibrary] EmulationActivity is null, can't exit.")
+            Log.warning("[NativeLibrary] EmulationActivity is null, can't exit.")
             return
         }
 
@@ -490,15 +488,27 @@ object NativeLibrary {
     }
 
     fun setEmulationActivity(emulationActivity: EmulationActivity?) {
-        verbose("[NativeLibrary] Registering EmulationActivity.")
+        Log.verbose("[NativeLibrary] Registering EmulationActivity.")
         sEmulationActivity = WeakReference(emulationActivity)
     }
 
     fun clearEmulationActivity() {
-        verbose("[NativeLibrary] Unregistering EmulationActivity.")
+        Log.verbose("[NativeLibrary] Unregistering EmulationActivity.")
         sEmulationActivity.clear()
     }
 
+    @Keep
+    @JvmStatic
+    fun onEmulationStarted() {
+        sEmulationActivity.get()!!.onEmulationStarted()
+    }
+
+    @Keep
+    @JvmStatic
+    fun onEmulationStopped(status: Int) {
+        sEmulationActivity.get()!!.onEmulationStopped(status)
+    }
+
     /**
      * Logs the Yuzu version, Android version and, CPU.
      */

src/android/app/src/main/java/org/yuzu/yuzu_emu/activities/EmulationActivity.kt

@@ -28,6 +28,7 @@ import android.view.Surface
 import android.view.View
 import android.view.inputmethod.InputMethodManager
 import android.widget.Toast
+import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.view.WindowCompat
 import androidx.core.view.WindowInsetsCompat
@@ -41,6 +42,7 @@ import org.yuzu.yuzu_emu.databinding.ActivityEmulationBinding
 import org.yuzu.yuzu_emu.features.settings.model.BooleanSetting
 import org.yuzu.yuzu_emu.features.settings.model.IntSetting
 import org.yuzu.yuzu_emu.features.settings.model.Settings
+import org.yuzu.yuzu_emu.model.EmulationViewModel
 import org.yuzu.yuzu_emu.model.Game
 import org.yuzu.yuzu_emu.utils.ControllerMappingHelper
 import org.yuzu.yuzu_emu.utils.ForegroundService
@@ -70,8 +72,11 @@ class EmulationActivity : AppCompatActivity(), SensorEventListener {
     private val actionMute = "ACTION_EMULATOR_MUTE"
     private val actionUnmute = "ACTION_EMULATOR_UNMUTE"
 
+    private val emulationViewModel: EmulationViewModel by viewModels()
+
     override fun onDestroy() {
         stopForegroundService(this)
+        emulationViewModel.clear()
         super.onDestroy()
     }
 
@@ -416,6 +421,16 @@ class EmulationActivity : AppCompatActivity(), SensorEventListener {
         }
     }
 
+    fun onEmulationStarted() {
+        emulationViewModel.setEmulationStarted(true)
+    }
+
+    fun onEmulationStopped(status: Int) {
+        if (status == 0) {
+            finish()
+        }
+    }
+
     private fun startMotionSensorListener() {
         val sensorManager = this.getSystemService(Context.SENSOR_SERVICE) as SensorManager
         val gyroSensor = sensorManager.getDefaultSensor(Sensor.TYPE_GYROSCOPE)

src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt

@@ -3,8 +3,6 @@
 
 package org.yuzu.yuzu_emu.adapters
 
-import android.graphics.Bitmap
-import android.graphics.BitmapFactory
 import android.net.Uri
 import android.text.TextUtils
 import android.view.LayoutInflater
@@ -15,23 +13,20 @@ import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
 import androidx.documentfile.provider.DocumentFile
 import androidx.lifecycle.ViewModelProvider
-import androidx.lifecycle.lifecycleScope
 import androidx.navigation.findNavController
 import androidx.preference.PreferenceManager
 import androidx.recyclerview.widget.AsyncDifferConfig
 import androidx.recyclerview.widget.DiffUtil
 import androidx.recyclerview.widget.ListAdapter
 import androidx.recyclerview.widget.RecyclerView
-import coil.load
-import kotlinx.coroutines.launch
 import org.yuzu.yuzu_emu.HomeNavigationDirections
-import org.yuzu.yuzu_emu.NativeLibrary
 import org.yuzu.yuzu_emu.R
 import org.yuzu.yuzu_emu.YuzuApplication
 import org.yuzu.yuzu_emu.adapters.GameAdapter.GameViewHolder
 import org.yuzu.yuzu_emu.databinding.CardGameBinding
 import org.yuzu.yuzu_emu.model.Game
 import org.yuzu.yuzu_emu.model.GamesViewModel
+import org.yuzu.yuzu_emu.utils.GameIconUtils
 
 class GameAdapter(private val activity: AppCompatActivity) :
     ListAdapter<Game, GameViewHolder>(AsyncDifferConfig.Builder(DiffCallback()).build()),
@@ -98,12 +93,7 @@ class GameAdapter(private val activity: AppCompatActivity) :
             this.game = game
 
             binding.imageGameScreen.scaleType = ImageView.ScaleType.CENTER_CROP
-            activity.lifecycleScope.launch {
+            GameIconUtils.loadGameIcon(game, binding.imageGameScreen)
-                val bitmap = decodeGameIcon(game.path)
-                binding.imageGameScreen.load(bitmap) {
-                    error(R.drawable.default_icon)
-                }
-            }
 
             binding.textGameTitle.text = game.title.replace("[\\t\\n\\r]+".toRegex(), " ")
 
@@ -126,14 +116,4 @@ class GameAdapter(private val activity: AppCompatActivity) :
             return oldItem == newItem
         }
     }
-
-    private fun decodeGameIcon(uri: String): Bitmap? {
-        val data = NativeLibrary.getIcon(uri)
-        return BitmapFactory.decodeByteArray(
-            data,
-            0,
-            data.size,
-            BitmapFactory.Options()
-        )
-    }
 }

src/android/app/src/main/java/org/yuzu/yuzu_emu/disk_shader_cache/DiskShaderCacheProgress.kt

@@ -4,43 +4,43 @@
 package org.yuzu.yuzu_emu.disk_shader_cache
 
 import androidx.annotation.Keep
+import androidx.lifecycle.ViewModelProvider
 import org.yuzu.yuzu_emu.NativeLibrary
 import org.yuzu.yuzu_emu.R
-import org.yuzu.yuzu_emu.disk_shader_cache.ui.ShaderProgressDialogFragment
+import org.yuzu.yuzu_emu.activities.EmulationActivity
+import org.yuzu.yuzu_emu.model.EmulationViewModel
+import org.yuzu.yuzu_emu.utils.Log
 
 @Keep
 object DiskShaderCacheProgress {
-    val finishLock = Object()
+    private lateinit var emulationViewModel: EmulationViewModel
-    private lateinit var fragment: ShaderProgressDialogFragment
 
-    private fun prepareDialog() {
+    private fun prepareViewModel() {
-        val emulationActivity = NativeLibrary.sEmulationActivity.get()!!
+        emulationViewModel =
-        emulationActivity.runOnUiThread {
+            ViewModelProvider(
-            fragment = ShaderProgressDialogFragment.newInstance(
+                NativeLibrary.sEmulationActivity.get() as EmulationActivity
-                emulationActivity.getString(R.string.loading),
+            )[EmulationViewModel::class.java]
-                emulationActivity.getString(R.string.preparing_shaders)
-            )
-            fragment.show(
-                emulationActivity.supportFragmentManager,
-                ShaderProgressDialogFragment.TAG
-            )
-        }
-        synchronized(finishLock) { finishLock.wait() }
     }
 
     @JvmStatic
     fun loadProgress(stage: Int, progress: Int, max: Int) {
         val emulationActivity = NativeLibrary.sEmulationActivity.get()
-            ?: error("[DiskShaderCacheProgress] EmulationActivity not present")
+        if (emulationActivity == null) {
+            Log.error("[DiskShaderCacheProgress] EmulationActivity not present")
+            return
+        }
 
-        when (LoadCallbackStage.values()[stage]) {
+        emulationActivity.runOnUiThread {
-            LoadCallbackStage.Prepare -> prepareDialog()
+            when (LoadCallbackStage.values()[stage]) {
-            LoadCallbackStage.Build -> fragment.onUpdateProgress(
+                LoadCallbackStage.Prepare -> prepareViewModel()
-                emulationActivity.getString(R.string.building_shaders),
+                LoadCallbackStage.Build -> emulationViewModel.updateProgress(
-                progress,
+                    emulationActivity.getString(R.string.building_shaders),
-                max
+                    progress,
-            )
+                    max
-            LoadCallbackStage.Complete -> fragment.dismiss()
+                )
+
+                LoadCallbackStage.Complete -> {}
+            }
         }
     }
 

src/android/app/src/main/java/org/yuzu/yuzu_emu/disk_shader_cache/ShaderProgressViewModel.kt

@@ -1,31 +0,0 @@
-// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-package org.yuzu.yuzu_emu.disk_shader_cache
-
-import androidx.lifecycle.LiveData
-import androidx.lifecycle.MutableLiveData
-import androidx.lifecycle.ViewModel
-
-class ShaderProgressViewModel : ViewModel() {
-    private val _progress = MutableLiveData(0)
-    val progress: LiveData<Int> get() = _progress
-
-    private val _max = MutableLiveData(0)
-    val max: LiveData<Int> get() = _max
-
-    private val _message = MutableLiveData("")
-    val message: LiveData<String> get() = _message
-
-    fun setProgress(progress: Int) {
-        _progress.postValue(progress)
-    }
-
-    fun setMax(max: Int) {
-        _max.postValue(max)
-    }
-
-    fun setMessage(msg: String) {
-        _message.postValue(msg)
-    }
-}

src/android/app/src/main/java/org/yuzu/yuzu_emu/disk_shader_cache/ui/ShaderProgressDialogFragment.kt

@@ -1,103 +0,0 @@
-// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
-
-package org.yuzu.yuzu_emu.disk_shader_cache.ui
-
-import android.app.Dialog
-import android.os.Bundle
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
-import androidx.appcompat.app.AlertDialog
-import androidx.fragment.app.DialogFragment
-import androidx.lifecycle.ViewModelProvider
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import org.yuzu.yuzu_emu.databinding.DialogProgressBarBinding
-import org.yuzu.yuzu_emu.disk_shader_cache.DiskShaderCacheProgress
-import org.yuzu.yuzu_emu.disk_shader_cache.ShaderProgressViewModel
-
-class ShaderProgressDialogFragment : DialogFragment() {
-    private var _binding: DialogProgressBarBinding? = null
-    private val binding get() = _binding!!
-
-    private lateinit var alertDialog: AlertDialog
-
-    private lateinit var shaderProgressViewModel: ShaderProgressViewModel
-
-    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
-        _binding = DialogProgressBarBinding.inflate(layoutInflater)
-        shaderProgressViewModel =
-            ViewModelProvider(requireActivity())[ShaderProgressViewModel::class.java]
-
-        val title = requireArguments().getString(TITLE)
-        val message = requireArguments().getString(MESSAGE)
-
-        isCancelable = false
-        alertDialog = MaterialAlertDialogBuilder(requireActivity())
-            .setView(binding.root)
-            .setTitle(title)
-            .setMessage(message)
-            .create()
-        return alertDialog
-    }
-
-    override fun onCreateView(
-        inflater: LayoutInflater,
-        container: ViewGroup?,
-        savedInstanceState: Bundle?
-    ): View {
-        return binding.root
-    }
-
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        shaderProgressViewModel.progress.observe(viewLifecycleOwner) { progress ->
-            binding.progressBar.progress = progress
-            setUpdateText()
-        }
-        shaderProgressViewModel.max.observe(viewLifecycleOwner) { max ->
-            binding.progressBar.max = max
-            setUpdateText()
-        }
-        shaderProgressViewModel.message.observe(viewLifecycleOwner) { msg ->
-            alertDialog.setMessage(msg)
-        }
-        synchronized(DiskShaderCacheProgress.finishLock) {
-            DiskShaderCacheProgress.finishLock.notifyAll()
-        }
-    }
-
-    override fun onDestroyView() {
-        super.onDestroyView()
-        _binding = null
-    }
-
-    fun onUpdateProgress(msg: String, progress: Int, max: Int) {
-        shaderProgressViewModel.setProgress(progress)
-        shaderProgressViewModel.setMax(max)
-        shaderProgressViewModel.setMessage(msg)
-    }
-
-    private fun setUpdateText() {
-        binding.progressText.text = String.format(
-            "%d/%d",
-            shaderProgressViewModel.progress.value,
-            shaderProgressViewModel.max.value
-        )
-    }
-
-    companion object {
-        const val TAG = "ProgressDialogFragment"
-        const val TITLE = "title"
-        const val MESSAGE = "message"
-
-        fun newInstance(title: String, message: String): ShaderProgressDialogFragment {
-            val frag = ShaderProgressDialogFragment()
-            val args = Bundle()
-            args.putString(TITLE, title)
-            args.putString(MESSAGE, message)
-            frag.arguments = args
-            return frag
-        }
-    }
-}

src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/EmulationFragment.kt

@@ -24,8 +24,9 @@ import androidx.core.content.res.ResourcesCompat
 import androidx.core.graphics.Insets
 import androidx.core.view.ViewCompat
 import androidx.core.view.WindowInsetsCompat
-import androidx.core.view.isVisible
+import androidx.drawerlayout.widget.DrawerLayout
 import androidx.fragment.app.Fragment
+import androidx.fragment.app.activityViewModels
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.lifecycleScope
 import androidx.lifecycle.repeatOnLifecycle
@@ -50,6 +51,7 @@ import org.yuzu.yuzu_emu.features.settings.model.IntSetting
 import org.yuzu.yuzu_emu.features.settings.model.Settings
 import org.yuzu.yuzu_emu.features.settings.utils.SettingsFile
 import org.yuzu.yuzu_emu.model.Game
+import org.yuzu.yuzu_emu.model.EmulationViewModel
 import org.yuzu.yuzu_emu.overlay.InputOverlay
 import org.yuzu.yuzu_emu.utils.*
 
@@ -66,6 +68,8 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
 
     private lateinit var game: Game
 
+    private val emulationViewModel: EmulationViewModel by activityViewModels()
+
     private var isInFoldableLayout = false
 
     override fun onAttach(context: Context) {
@@ -130,9 +134,7 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
         binding.showFpsText.setTextColor(Color.YELLOW)
         binding.doneControlConfig.setOnClickListener { stopConfiguringControls() }
 
-        // Setup overlay.
+        binding.drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED)
-        updateShowFpsOverlay()
-
         binding.inGameMenu.getHeaderView(0).findViewById<TextView>(R.id.text_game_title).text =
             game.title
         binding.inGameMenu.setNavigationItemSelectedListener {
@@ -174,7 +176,9 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
 
                 R.id.menu_exit -> {
                     emulationState.stop()
-                    requireActivity().finish()
+                    emulationViewModel.setIsEmulationStopping(true)
+                    binding.drawerLayout.close()
+                    binding.drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED)
                     true
                 }
 
@@ -188,6 +192,10 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
             requireActivity(),
             object : OnBackPressedCallback(true) {
                 override fun handleOnBackPressed() {
+                    if (!NativeLibrary.isRunning()) {
+                        return
+                    }
+
                     if (binding.drawerLayout.isOpen) {
                         binding.drawerLayout.close()
                     } else {
@@ -204,6 +212,54 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
                     .collect { updateFoldableLayout(requireActivity() as EmulationActivity, it) }
             }
         }
+
+        GameIconUtils.loadGameIcon(game, binding.loadingImage)
+        binding.loadingTitle.text = game.title
+        binding.loadingTitle.isSelected = true
+        binding.loadingText.isSelected = true
+
+        emulationViewModel.shaderProgress.observe(viewLifecycleOwner) {
+            if (it > 0 && it != emulationViewModel.totalShaders.value!!) {
+                binding.loadingProgressIndicator.isIndeterminate = false
+
+                if (it < binding.loadingProgressIndicator.max) {
+                    binding.loadingProgressIndicator.progress = it
+                }
+            }
+
+            if (it == emulationViewModel.totalShaders.value!!) {
+                binding.loadingText.setText(R.string.loading)
+                binding.loadingProgressIndicator.isIndeterminate = true
+            }
+        }
+        emulationViewModel.totalShaders.observe(viewLifecycleOwner) {
+            binding.loadingProgressIndicator.max = it
+        }
+        emulationViewModel.shaderMessage.observe(viewLifecycleOwner) {
+            if (it.isNotEmpty()) {
+                binding.loadingText.text = it
+            }
+        }
+
+        emulationViewModel.emulationStarted.observe(viewLifecycleOwner) { started ->
+            if (started) {
+                binding.drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED)
+                ViewUtils.showView(binding.surfaceInputOverlay)
+                ViewUtils.hideView(binding.loadingIndicator)
+
+                // Setup overlay
+                updateShowFpsOverlay()
+            }
+        }
+
+        emulationViewModel.isEmulationStopping.observe(viewLifecycleOwner) {
+            if (it) {
+                binding.loadingText.setText(R.string.shutting_down)
+                ViewUtils.showView(binding.loadingIndicator)
+                ViewUtils.hideView(binding.inputContainer)
+                ViewUtils.hideView(binding.showFpsText)
+            }
+        }
     }
 
     override fun onConfigurationChanged(newConfig: Configuration) {
@@ -213,11 +269,21 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
                 binding.drawerLayout.close()
             }
             if (EmulationMenuSettings.showOverlay) {
-                binding.surfaceInputOverlay.post { binding.surfaceInputOverlay.isVisible = false }
+                binding.surfaceInputOverlay.post {
+                    binding.surfaceInputOverlay.visibility = View.VISIBLE
+                }
             }
         } else {
-            if (EmulationMenuSettings.showOverlay) {
+            if (EmulationMenuSettings.showOverlay &&
-                binding.surfaceInputOverlay.post { binding.surfaceInputOverlay.isVisible = true }
+                emulationViewModel.emulationStarted.value == true
+            ) {
+                binding.surfaceInputOverlay.post {
+                    binding.surfaceInputOverlay.visibility = View.VISIBLE
+                }
+            } else {
+                binding.surfaceInputOverlay.post {
+                    binding.surfaceInputOverlay.visibility = View.INVISIBLE
+                }
             }
             if (!isInFoldableLayout) {
                 if (newConfig.orientation == Configuration.ORIENTATION_PORTRAIT) {
@@ -226,9 +292,6 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
                     binding.surfaceInputOverlay.layout = InputOverlay.LANDSCAPE
                 }
             }
-            if (!binding.surfaceInputOverlay.isInEditMode) {
-                refreshInputOverlay()
-            }
         }
     }
 
@@ -260,10 +323,6 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
         super.onDetach()
     }
 
-    private fun refreshInputOverlay() {
-        binding.surfaceInputOverlay.refreshControls()
-    }
-
     private fun resetInputOverlay() {
         preferences.edit()
             .remove(Settings.PREF_CONTROL_SCALE)
@@ -281,17 +340,15 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
             val FRAMETIME = 2
             val SPEED = 3
             perfStatsUpdater = {
-                val perfStats = NativeLibrary.getPerfStats()
+                if (emulationViewModel.emulationStarted.value == true) {
-                if (perfStats[FPS] > 0 && _binding != null) {
+                    val perfStats = NativeLibrary.getPerfStats()
-                    binding.showFpsText.text = String.format("FPS: %.1f", perfStats[FPS])
+                    if (perfStats[FPS] > 0 && _binding != null) {
-                }
+                        binding.showFpsText.text = String.format("FPS: %.1f", perfStats[FPS])
-
+                    }
-                if (!emulationState.isStopped) {
                     perfStatsUpdateHandler.postDelayed(perfStatsUpdater!!, 100)
                 }
             }
             perfStatsUpdateHandler.post(perfStatsUpdater!!)
-            binding.showFpsText.text = resources.getString(R.string.emulation_game_loading)
             binding.showFpsText.visibility = View.VISIBLE
         } else {
             if (perfStatsUpdater != null) {
@@ -349,7 +406,6 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
 
                         isInFoldableLayout = true
                         binding.surfaceInputOverlay.layout = InputOverlay.FOLDABLE
-                        refreshInputOverlay()
                     }
                 }
                 it.isSeparating
@@ -437,7 +493,7 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
                                 .apply()
                         }
                         .setPositiveButton(android.R.string.ok) { _, _ ->
-                            refreshInputOverlay()
+                            binding.surfaceInputOverlay.refreshControls()
                         }
                         .setNegativeButton(android.R.string.cancel, null)
                         .setNeutralButton(R.string.emulation_toggle_all) { _, _ -> }
@@ -461,7 +517,7 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
                 R.id.menu_show_overlay -> {
                     it.isChecked = !it.isChecked
                     EmulationMenuSettings.showOverlay = it.isChecked
-                    refreshInputOverlay()
+                    binding.surfaceInputOverlay.refreshControls()
                     true
                 }
 
@@ -567,14 +623,14 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
         preferences.edit()
             .putInt(Settings.PREF_CONTROL_SCALE, scale)
             .apply()
-        refreshInputOverlay()
+        binding.surfaceInputOverlay.refreshControls()
     }
 
     private fun setControlOpacity(opacity: Int) {
         preferences.edit()
             .putInt(Settings.PREF_CONTROL_OPACITY, opacity)
             .apply()
-        refreshInputOverlay()
+        binding.surfaceInputOverlay.refreshControls()
     }
 
     private fun setInsets() {

src/android/app/src/main/java/org/yuzu/yuzu_emu/model/EmulationViewModel.kt

@@ -0,0 +1,59 @@
+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package org.yuzu.yuzu_emu.model
+
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.ViewModel
+
+class EmulationViewModel : ViewModel() {
+    private val _emulationStarted = MutableLiveData(false)
+    val emulationStarted: LiveData<Boolean> get() = _emulationStarted
+
+    private val _isEmulationStopping = MutableLiveData(false)
+    val isEmulationStopping: LiveData<Boolean> get() = _isEmulationStopping
+
+    private val _shaderProgress = MutableLiveData(0)
+    val shaderProgress: LiveData<Int> get() = _shaderProgress
+
+    private val _totalShaders = MutableLiveData(0)
+    val totalShaders: LiveData<Int> get() = _totalShaders
+
+    private val _shaderMessage = MutableLiveData("")
+    val shaderMessage: LiveData<String> get() = _shaderMessage
+
+    fun setEmulationStarted(started: Boolean) {
+        _emulationStarted.postValue(started)
+    }
+
+    fun setIsEmulationStopping(value: Boolean) {
+        _isEmulationStopping.value = value
+    }
+
+    fun setShaderProgress(progress: Int) {
+        _shaderProgress.value = progress
+    }
+
+    fun setTotalShaders(max: Int) {
+        _totalShaders.value = max
+    }
+
+    fun setShaderMessage(msg: String) {
+        _shaderMessage.value = msg
+    }
+
+    fun updateProgress(msg: String, progress: Int, max: Int) {
+        setShaderMessage(msg)
+        setShaderProgress(progress)
+        setTotalShaders(max)
+    }
+
+    fun clear() {
+        _emulationStarted.value = false
+        _isEmulationStopping.value = false
+        _shaderProgress.value = 0
+        _totalShaders.value = 0
+        _shaderMessage.value = ""
+    }
+}

src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/GameIconUtils.kt

@@ -0,0 +1,77 @@
+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.yuzu.yuzu_emu.utils
+
+import android.graphics.Bitmap
+import android.graphics.BitmapFactory
+import android.widget.ImageView
+import androidx.core.graphics.drawable.toDrawable
+import coil.ImageLoader
+import coil.decode.DataSource
+import coil.fetch.DrawableResult
+import coil.fetch.FetchResult
+import coil.fetch.Fetcher
+import coil.key.Keyer
+import coil.memory.MemoryCache
+import coil.request.ImageRequest
+import coil.request.Options
+import org.yuzu.yuzu_emu.NativeLibrary
+import org.yuzu.yuzu_emu.R
+import org.yuzu.yuzu_emu.YuzuApplication
+import org.yuzu.yuzu_emu.model.Game
+
+class GameIconFetcher(
+    private val game: Game,
+    private val options: Options
+) : Fetcher {
+    override suspend fun fetch(): FetchResult {
+        return DrawableResult(
+            drawable = decodeGameIcon(game.path)!!.toDrawable(options.context.resources),
+            isSampled = false,
+            dataSource = DataSource.DISK
+        )
+    }
+
+    private fun decodeGameIcon(uri: String): Bitmap? {
+        val data = NativeLibrary.getIcon(uri)
+        return BitmapFactory.decodeByteArray(
+            data,
+            0,
+            data.size,
+            BitmapFactory.Options()
+        )
+    }
+
+    class Factory : Fetcher.Factory<Game> {
+        override fun create(data: Game, options: Options, imageLoader: ImageLoader): Fetcher =
+            GameIconFetcher(data, options)
+    }
+}
+
+class GameIconKeyer : Keyer<Game> {
+    override fun key(data: Game, options: Options): String = data.path
+}
+
+object GameIconUtils {
+    private val imageLoader = ImageLoader.Builder(YuzuApplication.appContext)
+        .components {
+            add(GameIconKeyer())
+            add(GameIconFetcher.Factory())
+        }
+        .memoryCache {
+            MemoryCache.Builder(YuzuApplication.appContext)
+                .maxSizePercent(0.25)
+                .build()
+        }
+        .build()
+
+    fun loadGameIcon(game: Game, imageView: ImageView) {
+        val request = ImageRequest.Builder(YuzuApplication.appContext)
+            .data(game)
+            .target(imageView)
+            .error(R.drawable.default_icon)
+            .build()
+        imageLoader.enqueue(request)
+    }
+}

src/android/app/src/main/jni/id_cache.cpp

@@ -15,6 +15,8 @@ static jclass s_disk_cache_progress_class;
 static jclass s_load_callback_stage_class;
 static jmethodID s_exit_emulation_activity;
 static jmethodID s_disk_cache_load_progress;
+static jmethodID s_on_emulation_started;
+static jmethodID s_on_emulation_stopped;
 
 static constexpr jint JNI_VERSION = JNI_VERSION_1_6;
 
@@ -59,6 +61,14 @@ jmethodID GetDiskCacheLoadProgress() {
     return s_disk_cache_load_progress;
 }
 
+jmethodID GetOnEmulationStarted() {
+    return s_on_emulation_started;
+}
+
+jmethodID GetOnEmulationStopped() {
+    return s_on_emulation_stopped;
+}
+
 } // namespace IDCache
 
 #ifdef __cplusplus
@@ -85,6 +95,10 @@ jint JNI_OnLoad(JavaVM* vm, void* reserved) {
         env->GetStaticMethodID(s_native_library_class, "exitEmulationActivity", "(I)V");
     s_disk_cache_load_progress =
         env->GetStaticMethodID(s_disk_cache_progress_class, "loadProgress", "(III)V");
+    s_on_emulation_started =
+        env->GetStaticMethodID(s_native_library_class, "onEmulationStarted", "()V");
+    s_on_emulation_stopped =
+        env->GetStaticMethodID(s_native_library_class, "onEmulationStopped", "(I)V");
 
     // Initialize Android Storage
     Common::FS::Android::RegisterCallbacks(env, s_native_library_class);

src/android/app/src/main/jni/id_cache.h

@@ -15,5 +15,7 @@ jclass GetDiskCacheProgressClass();
 jclass GetDiskCacheLoadCallbackStageClass();
 jmethodID GetExitEmulationActivity();
 jmethodID GetDiskCacheLoadProgress();
+jmethodID GetOnEmulationStarted();
+jmethodID GetOnEmulationStopped();
 
 } // namespace IDCache

src/android/app/src/main/jni/native.cpp

@@ -203,12 +203,10 @@ public:
     }
 
     bool IsRunning() const {
-        std::scoped_lock lock(m_mutex);
         return m_is_running;
     }
 
     bool IsPaused() const {
-        std::scoped_lock lock(m_mutex);
         return m_is_running && m_is_paused;
     }
 
@@ -335,6 +333,8 @@ public:
 
         // Tear down the render window.
         m_window.reset();
+
+        OnEmulationStopped(m_load_result);
     }
 
     void PauseEmulation() {
@@ -376,6 +376,8 @@ public:
             m_system.InitializeDebugger();
         }
 
+        OnEmulationStarted();
+
         while (true) {
             {
                 [[maybe_unused]] std::unique_lock lock(m_mutex);
@@ -511,6 +513,18 @@ private:
                                   static_cast<jint>(progress), static_cast<jint>(max));
     }
 
+    static void OnEmulationStarted() {
+        JNIEnv* env = IDCache::GetEnvForThread();
+        env->CallStaticVoidMethod(IDCache::GetNativeLibraryClass(),
+                                  IDCache::GetOnEmulationStarted());
+    }
+
+    static void OnEmulationStopped(Core::SystemResultStatus result) {
+        JNIEnv* env = IDCache::GetEnvForThread();
+        env->CallStaticVoidMethod(IDCache::GetNativeLibraryClass(),
+                                  IDCache::GetOnEmulationStopped(), static_cast<jint>(result));
+    }
+
 private:
     static EmulationSession s_instance;
 
@@ -528,8 +542,8 @@ private:
     Core::PerfStatsResults m_perf_stats{};
     std::shared_ptr<FileSys::VfsFilesystem> m_vfs;
     Core::SystemResultStatus m_load_result{Core::SystemResultStatus::ErrorNotInitialized};
-    bool m_is_running{};
+    std::atomic<bool> m_is_running = false;
-    bool m_is_paused{};
+    std::atomic<bool> m_is_paused = false;
     SoftwareKeyboard::AndroidKeyboard* m_software_keyboard{};
     std::unique_ptr<Service::Account::ProfileManager> m_profile_manager;
     std::unique_ptr<FileSys::ManualContentProvider> m_manual_provider;

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

@@ -26,6 +26,81 @@
                 android:focusable="false"
                 android:focusableInTouchMode="false" />
 
+            <com.google.android.material.card.MaterialCardView
+                android:id="@+id/loading_indicator"
+                style="?attr/materialCardViewOutlinedStyle"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center"
+                android:focusable="false">
+
+                <androidx.constraintlayout.widget.ConstraintLayout
+                    android:id="@+id/loading_layout"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:gravity="center_horizontal">
+
+                    <ImageView
+                        android:id="@+id/loading_image"
+                        android:layout_width="wrap_content"
+                        android:layout_height="0dp"
+                        android:adjustViewBounds="true"
+                        app:layout_constraintBottom_toBottomOf="@+id/linearLayout"
+                        app:layout_constraintStart_toStartOf="parent"
+                        app:layout_constraintTop_toTopOf="@+id/linearLayout"
+                        tools:src="@drawable/default_icon" />
+
+                    <LinearLayout
+                        android:id="@+id/linearLayout"
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:orientation="vertical"
+                        android:paddingHorizontal="24dp"
+                        android:paddingVertical="36dp"
+                        app:layout_constraintBottom_toBottomOf="parent"
+                        app:layout_constraintEnd_toEndOf="parent"
+                        app:layout_constraintStart_toEndOf="@id/loading_image"
+                        app:layout_constraintTop_toTopOf="parent">
+
+                        <com.google.android.material.textview.MaterialTextView
+                            android:id="@+id/loading_title"
+                            style="@style/TextAppearance.Material3.TitleMedium"
+                            android:layout_width="match_parent"
+                            android:layout_height="wrap_content"
+                            android:ellipsize="marquee"
+                            android:marqueeRepeatLimit="marquee_forever"
+                            android:requiresFadingEdge="horizontal"
+                            android:singleLine="true"
+                            android:textAlignment="viewStart"
+                            tools:text="@string/games" />
+
+                        <com.google.android.material.textview.MaterialTextView
+                            android:id="@+id/loading_text"
+                            style="@style/TextAppearance.Material3.TitleSmall"
+                            android:layout_width="match_parent"
+                            android:layout_height="wrap_content"
+                            android:layout_marginTop="4dp"
+                            android:ellipsize="marquee"
+                            android:marqueeRepeatLimit="marquee_forever"
+                            android:requiresFadingEdge="horizontal"
+                            android:singleLine="true"
+                            android:text="@string/loading"
+                            android:textAlignment="viewStart" />
+
+                        <com.google.android.material.progressindicator.LinearProgressIndicator
+                            android:id="@+id/loading_progress_indicator"
+                            android:layout_width="192dp"
+                            android:layout_height="wrap_content"
+                            android:layout_marginTop="12dp"
+                            android:indeterminate="true"
+                            app:trackCornerRadius="8dp" />
+
+                    </LinearLayout>
+
+                </androidx.constraintlayout.widget.ConstraintLayout>
+
+            </com.google.android.material.card.MaterialCardView>
+
         </FrameLayout>
 
         <FrameLayout
@@ -41,11 +116,12 @@
                 android:layout_height="match_parent"
                 android:layout_gravity="center"
                 android:focusable="true"
-                android:focusableInTouchMode="true" />
+                android:focusableInTouchMode="true"
+                android:visibility="invisible" />
 
             <Button
-                style="@style/Widget.Material3.Button.ElevatedButton"
                 android:id="@+id/done_control_config"
+                style="@style/Widget.Material3.Button.ElevatedButton"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_gravity="center"
@@ -81,6 +157,7 @@
         android:layout_height="match_parent"
         android:layout_gravity="start|bottom"
         app:headerLayout="@layout/header_in_game"
-        app:menu="@menu/menu_in_game" />
+        app:menu="@menu/menu_in_game"
+        tools:visibility="gone" />
 
 </androidx.drawerlayout.widget.DrawerLayout>

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

@@ -209,7 +209,6 @@
     <string name="emulation_pause">Emulation pausieren</string>
     <string name="emulation_unpause">Emulation fortsetzen</string>
     <string name="emulation_input_overlay">Overlay-Optionen</string>
-    <string name="emulation_game_loading">Spiel lädt…</string>
 
     <string name="load_settings">Lädt Einstellungen...</string>
 

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

@@ -213,7 +213,6 @@
     <string name="emulation_pause">Pausar Emulación</string>
     <string name="emulation_unpause">Reanudar Emulación</string>
     <string name="emulation_input_overlay">Opciones de pantalla </string>
-    <string name="emulation_game_loading">Cargando juego...</string>
 
     <string name="load_settings">Cargando configuración...</string>
 

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

@@ -213,7 +213,6 @@
     <string name="emulation_pause">Mettre en pause l\'émulation</string>
     <string name="emulation_unpause">Reprendre l\'émulation</string>
     <string name="emulation_input_overlay">Options de l\'overlay</string>
-    <string name="emulation_game_loading">Chargement du jeu...</string>
 
     <string name="load_settings">Chargement des paramètres…</string>
 

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

@@ -213,7 +213,6 @@
     <string name="emulation_pause">Metti in pausa l\'emulazione</string>
     <string name="emulation_unpause">Riprendi Emulazione</string>
     <string name="emulation_input_overlay">Impostazioni Overlay</string>
-    <string name="emulation_game_loading">Caricamento del gioco...</string>
 
     <string name="load_settings">Caricamento delle impostazioni...</string>
 

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

@@ -211,7 +211,6 @@
     <string name="emulation_pause">エミュレーションを一時停止</string>
     <string name="emulation_unpause">エミュレーションを再開</string>
     <string name="emulation_input_overlay">オーバーレイオプション</string>
-    <string name="emulation_game_loading">ロード中…</string>
 
     <string name="load_settings">設定をロード中…</string>
 

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

@@ -213,7 +213,6 @@
     <string name="emulation_pause">에뮬레이션 일시 중지</string>
     <string name="emulation_unpause">에뮬레이션 일시 중지 해제</string>
     <string name="emulation_input_overlay">오버레이 옵션</string>
-    <string name="emulation_game_loading">게임 불러오기 중...</string>
 
     <string name="load_settings">설정 불러오기 중...</string>
 

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

@@ -213,7 +213,6 @@
     <string name="emulation_pause">Pause Emulering</string>
     <string name="emulation_unpause">Opphev pausing av emulering</string>
     <string name="emulation_input_overlay">Alternativer for overlegg</string>
-    <string name="emulation_game_loading">Spillet lastes inn...</string>
 
     <string name="load_settings">Laster inn innstillinger...</string>
 

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

@@ -213,7 +213,6 @@
     <string name="emulation_pause">Wstrzymaj emulację</string>
     <string name="emulation_unpause">Wznów emulację</string>
     <string name="emulation_input_overlay">Opcje nakładki</string>
-    <string name="emulation_game_loading">Wczytywanie gry...</string>
 
     <string name="load_settings">Wczytywanie ustawień...</string>
 

src/android/app/src/main/res/values-pt-rBR/strings.xml

@@ -213,7 +213,6 @@
     <string name="emulation_pause">Pausa emulação</string>
     <string name="emulation_unpause">Retomar emulação</string>
     <string name="emulation_input_overlay">Opções de sobreposição </string>
-    <string name="emulation_game_loading">Jogo a carregar...</string>
 
     <string name="load_settings">Configurações a carregar...</string>
 

src/android/app/src/main/res/values-pt-rPT/strings.xml

@@ -213,7 +213,6 @@
     <string name="emulation_pause">Pausa emulação</string>
     <string name="emulation_unpause">Retomar emulação</string>
     <string name="emulation_input_overlay">Opções de sobreposição </string>
-    <string name="emulation_game_loading">Jogo a carregar...</string>
 
     <string name="load_settings">Configurações a carregar...</string>
 

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

@@ -213,7 +213,6 @@
     <string name="emulation_pause">Пауза эмуляции</string>
     <string name="emulation_unpause">Возобновление эмуляции</string>
     <string name="emulation_input_overlay">Настройки оверлея</string>
-    <string name="emulation_game_loading">Загрузка игры...</string>
 
     <string name="load_settings">Загрузка настроек...</string>
 

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

@@ -213,7 +213,6 @@
     <string name="emulation_pause">Пауза емуляції</string>
     <string name="emulation_unpause">Відновлення емуляції</string>
     <string name="emulation_input_overlay">Налаштування оверлея</string>
-    <string name="emulation_game_loading">Завантаження гри...</string>
 
     <string name="load_settings">Завантаження налаштувань...</string>
 

src/android/app/src/main/res/values-zh-rCN/strings.xml

@@ -213,7 +213,6 @@
     <string name="emulation_pause">暂停模拟</string>
     <string name="emulation_unpause">继续模拟</string>
     <string name="emulation_input_overlay">虚拟按键选项</string>
-    <string name="emulation_game_loading">载入游戏中…</string>
 
     <string name="load_settings">正在载入设定…</string>
 

src/android/app/src/main/res/values-zh-rTW/strings.xml

@@ -213,7 +213,6 @@
     <string name="emulation_pause">暫停模擬</string>
     <string name="emulation_unpause">取消暫停模擬</string>
     <string name="emulation_input_overlay">覆疊選項</string>
-    <string name="emulation_game_loading">遊戲正在載入…</string>
 
     <string name="load_settings">正在載入設定…</string>
 

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

@@ -204,6 +204,7 @@
     <string name="error_saving">Error saving %1$s.ini: %2$s</string>
     <string name="unimplemented_menu">Unimplemented Menu</string>
     <string name="loading">Loading…</string>
+    <string name="shutting_down">Shutting down…</string>
     <string name="reset_setting_confirmation">Do you want to reset this setting back to its default value?</string>
     <string name="reset_to_default">Reset to default</string>
     <string name="reset_all_settings">Reset all settings?</string>
@@ -262,7 +263,6 @@
     <string name="emulation_pause">Pause emulation</string>
     <string name="emulation_unpause">Unpause emulation</string>
     <string name="emulation_input_overlay">Overlay options</string>
-    <string name="emulation_game_loading">Game loading…</string>
 
     <string name="load_settings">Loading settings…</string>