added option in settings to edit Supermodel.ini easy & raw

2026-07-05 15:18:38 -07:00 · 2026-01-20 05:09:58 -05:00
parent afd3e766b0
commit c937867bad
11 changed files with 902 additions and 1 deletions
@@ -26,6 +26,16 @@
      android:screenOrientation="fullSensor"
      android:exported="false" />

+    <activity
+      android:name=".IniEditorActivity"
+      android:screenOrientation="fullSensor"
+      android:exported="false" />
+
+    <activity
+      android:name=".IniSettingsActivity"
+      android:screenOrientation="fullSensor"
+      android:exported="false" />
+
    <activity
      android:name=".Super3Activity"
      android:screenOrientation="sensorLandscape"
@@ -0,0 +1,100 @@
+package com.izzy2lost.super3
+
+import android.content.Context
+import android.net.Uri
+import androidx.documentfile.provider.DocumentFile
+import java.io.File
+
+object IniDocumentStore {
+    fun ensureIniDocument(context: Context, treeUri: Uri): DocumentFile? {
+        val tree = DocumentFile.fromTreeUri(context, treeUri) ?: return null
+        val configDir =
+            tree.findFile("Config")?.takeIf { it.isDirectory } ?: tree.createDirectory("Config") ?: return null
+        val existing = findBestIniDoc(configDir)
+        if (existing != null) return existing
+
+        val created = configDir.createFile("application/octet-stream", "Supermodel.ini") ?: return null
+        seedIniDocument(context, created)
+        return created
+    }
+
+    fun readIniText(context: Context, doc: DocumentFile): String? {
+        return runCatching {
+            val input = context.contentResolver.openInputStream(doc.uri) ?: return@runCatching null
+            input.bufferedReader(Charsets.UTF_8).use { it.readText() }
+        }.getOrNull()
+    }
+
+    fun writeIniText(context: Context, doc: DocumentFile, text: String): Boolean {
+        return runCatching {
+            val out = context.contentResolver.openOutputStream(doc.uri) ?: return@runCatching false
+            out.writer(Charsets.UTF_8).use { it.write(text) }
+            true
+        }.getOrDefault(false)
+    }
+
+    private fun findBestIniDoc(configDir: DocumentFile): DocumentFile? {
+        val exact = configDir.findFile("Supermodel.ini")
+        if (exact != null && exact.isFile) return exact
+
+        val candidates =
+            configDir
+                .listFiles()
+                .filter { it.isFile }
+                .mapNotNull { doc ->
+                    val name = doc.name ?: return@mapNotNull null
+                    if (!name.startsWith("Supermodel.ini", ignoreCase = true)) return@mapNotNull null
+                    doc
+                }
+        if (candidates.isEmpty()) return null
+
+        fun nameScore(doc: DocumentFile): Int {
+            val name = doc.name?.lowercase() ?: ""
+            return when {
+                name == "supermodel.ini" -> 0
+                name == "supermodel.ini.txt" -> 1
+                name.startsWith("supermodel.ini(") -> 2
+                else -> 3
+            }
+        }
+
+        val best =
+            if (candidates.any { it.lastModified() > 0L }) {
+                candidates.maxWithOrNull(
+                    compareBy<DocumentFile> { it.lastModified() }
+                        .thenBy { -nameScore(it) }
+                        .thenBy { -(it.name?.length ?: Int.MAX_VALUE) },
+                )
+            } else {
+                candidates.minWithOrNull(
+                    compareBy<DocumentFile> { nameScore(it) }
+                        .thenBy { it.name?.length ?: Int.MAX_VALUE },
+                )
+            } ?: return null
+
+        val bestName = best.name ?: return best
+        if (!bestName.equals("Supermodel.ini", ignoreCase = true)) {
+            val renamed = runCatching { best.renameTo("Supermodel.ini") }.getOrDefault(false)
+            if (renamed) {
+                val renamedDoc = configDir.findFile("Supermodel.ini")
+                if (renamedDoc != null && renamedDoc.isFile) return renamedDoc
+            }
+        }
+        return best
+    }
+
+    private fun seedIniDocument(context: Context, doc: DocumentFile) {
+        val internal = File(File(context.getExternalFilesDir(null), "super3/Config"), "Supermodel.ini")
+        val input =
+            when {
+                internal.exists() -> runCatching { internal.inputStream() }.getOrNull()
+                else -> runCatching { context.assets.open("Config/Supermodel.ini") }.getOrNull()
+            }
+        if (input == null) return
+        input.use { ins ->
+            context.contentResolver.openOutputStream(doc.uri)?.use { outs ->
+                ins.copyTo(outs)
+            }
+        }
+    }
+}
@@ -0,0 +1,171 @@
+package com.izzy2lost.super3
+
+import android.net.Uri
+import android.os.Bundle
+import android.widget.EditText
+import android.widget.TextView
+import android.widget.Toast
+import androidx.activity.addCallback
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.widget.addTextChangedListener
+import androidx.documentfile.provider.DocumentFile
+import com.google.android.material.appbar.MaterialToolbar
+import com.google.android.material.color.MaterialColors
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import kotlin.concurrent.thread
+
+class IniEditorActivity : AppCompatActivity() {
+    companion object {
+        const val EXTRA_TREE_URI = "treeUri"
+    }
+
+    private lateinit var toolbar: MaterialToolbar
+    private lateinit var pathText: TextView
+    private lateinit var editor: EditText
+
+    private var iniDoc: DocumentFile? = null
+    private var suppressDirty = false
+    private var dirty = false
+    private var busy = false
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        applyImmersiveMode()
+        setContentView(R.layout.activity_ini_editor)
+
+        toolbar = findViewById(R.id.ini_toolbar)
+        pathText = findViewById(R.id.ini_path)
+        editor = findViewById(R.id.ini_editor)
+
+        toolbar.inflateMenu(R.menu.menu_ini_editor)
+        toolbar.setNavigationOnClickListener { maybeExit() }
+        toolbar.setOnMenuItemClickListener { item ->
+            when (item.itemId) {
+                R.id.action_save -> {
+                    saveIni()
+                    true
+                }
+                else -> false
+            }
+        }
+        tintMenuIcons()
+        updateSaveEnabled()
+
+        editor.addTextChangedListener {
+            if (suppressDirty || busy) return@addTextChangedListener
+            if (!dirty) {
+                dirty = true
+                toolbar.subtitle = "Unsaved changes"
+                updateSaveEnabled()
+            }
+        }
+
+        onBackPressedDispatcher.addCallback(this) {
+            maybeExit()
+        }
+
+        val treeUri = intent.getStringExtra(EXTRA_TREE_URI)?.let(Uri::parse)
+        if (treeUri == null) {
+            Toast.makeText(this, "Data folder not set", Toast.LENGTH_SHORT).show()
+            finish()
+            return
+        }
+        pathText.text = "Editing: Config/Supermodel.ini\nData folder: $treeUri"
+        loadIni(treeUri)
+    }
+
+    private fun maybeExit() {
+        if (busy) {
+            Toast.makeText(this, "Please wait...", Toast.LENGTH_SHORT).show()
+            return
+        }
+        if (!dirty) {
+            finish()
+            return
+        }
+
+        MaterialAlertDialogBuilder(this)
+            .setTitle("Discard changes?")
+            .setMessage("You have unsaved changes to Supermodel.ini.")
+            .setPositiveButton("Save") { _, _ -> saveIni(finishAfter = true) }
+            .setNegativeButton("Discard") { _, _ -> finish() }
+            .setNeutralButton("Cancel", null)
+            .show()
+    }
+
+    private fun loadIni(treeUri: Uri) {
+        setBusy(true, "Loading...")
+        thread(name = "Super3IniLoad") {
+            val doc = IniDocumentStore.ensureIniDocument(this, treeUri)
+            val text = doc?.let { IniDocumentStore.readIniText(this, it) }
+            runOnUiThread {
+                if (doc == null || text == null) {
+                    setBusy(false, null)
+                    Toast.makeText(this, "Failed to load Supermodel.ini", Toast.LENGTH_SHORT).show()
+                    finish()
+                    return@runOnUiThread
+                }
+                iniDoc = doc
+                suppressDirty = true
+                editor.setText(text)
+                editor.setSelection(0)
+                suppressDirty = false
+                dirty = false
+                toolbar.subtitle = null
+                updateSaveEnabled()
+                setBusy(false, null)
+            }
+        }
+    }
+
+    private fun saveIni(finishAfter: Boolean = false) {
+        val doc = iniDoc ?: return
+        val text = editor.text?.toString() ?: ""
+        setBusy(true, "Saving...")
+        thread(name = "Super3IniSave") {
+            val ok = IniDocumentStore.writeIniText(this, doc, text)
+            runOnUiThread {
+                setBusy(false, null)
+                if (!ok) {
+                    Toast.makeText(this, "Failed to save Supermodel.ini", Toast.LENGTH_SHORT).show()
+                    return@runOnUiThread
+                }
+                dirty = false
+                toolbar.subtitle = "Saved"
+                updateSaveEnabled()
+                if (finishAfter) {
+                    finish()
+                }
+            }
+        }
+    }
+
+    private fun setBusy(isBusy: Boolean, status: String?) {
+        busy = isBusy
+        editor.isEnabled = !isBusy
+        toolbar.menu.findItem(R.id.action_save)?.isEnabled = !isBusy && dirty
+        if (status != null) {
+            toolbar.subtitle = status
+        } else if (!isBusy) {
+            toolbar.subtitle = null
+        }
+    }
+
+    private fun updateSaveEnabled() {
+        val saveItem = toolbar.menu.findItem(R.id.action_save)
+        saveItem?.isEnabled = dirty && !busy
+        tintMenuIcons()
+    }
+
+    private fun tintMenuIcons() {
+        val enabledColor =
+            MaterialColors.getColor(toolbar, com.google.android.material.R.attr.colorOnPrimary)
+        val disabledColor =
+            MaterialColors.getColor(toolbar, com.google.android.material.R.attr.colorOnSurfaceVariant)
+        val saveItem = toolbar.menu.findItem(R.id.action_save)
+        val tint = if (saveItem?.isEnabled == true) enabledColor else disabledColor
+        saveItem?.icon?.setTint(tint)
+    }
+
+    // IniDocumentStore handles SAF reads/writes + file selection.
+}
@@ -0,0 +1,349 @@
+package com.izzy2lost.super3
+
+import android.net.Uri
+import android.os.Bundle
+import android.text.InputType
+import android.widget.Toast
+import androidx.activity.addCallback
+import androidx.appcompat.app.AppCompatActivity
+import androidx.documentfile.provider.DocumentFile
+import com.google.android.material.appbar.MaterialToolbar
+import com.google.android.material.button.MaterialButton
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import com.google.android.material.textfield.TextInputEditText
+import com.google.android.material.textfield.TextInputLayout
+import kotlin.concurrent.thread
+
+class IniSettingsActivity : AppCompatActivity() {
+    private lateinit var toolbar: MaterialToolbar
+    private lateinit var btnPpcFrequency: MaterialButton
+    private lateinit var btnMultithreaded: MaterialButton
+    private lateinit var btnGpuMultithreaded: MaterialButton
+    private lateinit var btnVsync: MaterialButton
+    private lateinit var btnEmulateSound: MaterialButton
+    private lateinit var btnSoundVolume: MaterialButton
+    private lateinit var btnMusicVolume: MaterialButton
+
+    private var iniDoc: DocumentFile? = null
+    private var iniLines: MutableList<String> = mutableListOf()
+    private var busy = false
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        applyImmersiveMode()
+        setContentView(R.layout.activity_ini_settings)
+
+        toolbar = findViewById(R.id.ini_settings_toolbar)
+        btnPpcFrequency = findViewById(R.id.btn_ppc_frequency)
+        btnMultithreaded = findViewById(R.id.btn_multithreaded)
+        btnGpuMultithreaded = findViewById(R.id.btn_gpu_multithreaded)
+        btnVsync = findViewById(R.id.btn_vsync)
+        btnEmulateSound = findViewById(R.id.btn_emulate_sound)
+        btnSoundVolume = findViewById(R.id.btn_sound_volume)
+        btnMusicVolume = findViewById(R.id.btn_music_volume)
+
+        toolbar.setNavigationOnClickListener { finish() }
+        onBackPressedDispatcher.addCallback(this) { finish() }
+
+        val treeUri = intent.getStringExtra(IniEditorActivity.EXTRA_TREE_URI)?.let(Uri::parse)
+        if (treeUri == null) {
+            Toast.makeText(this, "Data folder not set", Toast.LENGTH_SHORT).show()
+            finish()
+            return
+        }
+
+        bindActions()
+        loadIni(treeUri)
+    }
+
+    private fun bindActions() {
+        btnPpcFrequency.setOnClickListener {
+            val current = readIniInt("PowerPCFrequency") ?: 50
+            showNumberDialog(
+                title = "PowerPC frequency",
+                key = "PowerPCFrequency",
+                current = current,
+                min = 10,
+                max = 200,
+            )
+        }
+
+        btnMultithreaded.setOnClickListener {
+            val enabled = btnMultithreaded.isChecked
+            applyUpdate(
+                updates = mapOf("MultiThreaded" to if (enabled) "1" else "0"),
+                onApplied = { btnMultithreaded.isChecked = enabled },
+                onFailed = { btnMultithreaded.isChecked = !enabled },
+            )
+        }
+
+        btnGpuMultithreaded.setOnClickListener {
+            val enabled = btnGpuMultithreaded.isChecked
+            applyUpdate(
+                updates = mapOf("GPUMultiThreaded" to if (enabled) "1" else "0"),
+                onApplied = { btnGpuMultithreaded.isChecked = enabled },
+                onFailed = { btnGpuMultithreaded.isChecked = !enabled },
+            )
+        }
+
+        btnVsync.setOnClickListener {
+            val enabled = btnVsync.isChecked
+            applyUpdate(
+                updates = mapOf("VSync" to if (enabled) "1" else "0"),
+                onApplied = { btnVsync.isChecked = enabled },
+                onFailed = { btnVsync.isChecked = !enabled },
+            )
+        }
+
+        btnEmulateSound.setOnClickListener {
+            val enabled = btnEmulateSound.isChecked
+            applyUpdate(
+                updates = mapOf("EmulateSound" to if (enabled) "1" else "0"),
+                onApplied = { btnEmulateSound.isChecked = enabled },
+                onFailed = { btnEmulateSound.isChecked = !enabled },
+            )
+        }
+
+        btnSoundVolume.setOnClickListener {
+            val current = readIniInt("SoundVolume") ?: 100
+            showNumberDialog(
+                title = "Sound volume",
+                key = "SoundVolume",
+                current = current,
+                min = 0,
+                max = 200,
+            )
+        }
+
+        btnMusicVolume.setOnClickListener {
+            val current = readIniInt("MusicVolume") ?: 150
+            showNumberDialog(
+                title = "Music volume",
+                key = "MusicVolume",
+                current = current,
+                min = 0,
+                max = 200,
+            )
+        }
+    }
+
+    private fun loadIni(treeUri: Uri) {
+        setBusy(true, "Loading...")
+        thread(name = "Super3IniSettingsLoad") {
+            val doc = IniDocumentStore.ensureIniDocument(this, treeUri)
+            val text = doc?.let { IniDocumentStore.readIniText(this, it) }
+            runOnUiThread {
+                if (doc == null || text == null) {
+                    setBusy(false, null)
+                    Toast.makeText(this, "Failed to load Supermodel.ini", Toast.LENGTH_SHORT).show()
+                    finish()
+                    return@runOnUiThread
+                }
+                iniDoc = doc
+                iniLines = text.split("\n").toMutableList()
+                applyUiFromIni()
+                setBusy(false, null)
+            }
+        }
+    }
+
+    private fun applyUiFromIni() {
+        val ppc = readIniInt("PowerPCFrequency") ?: 50
+        btnPpcFrequency.text = "PowerPC frequency: $ppc"
+
+        btnMultithreaded.isChecked = readIniBool("MultiThreaded") ?: true
+        btnGpuMultithreaded.isChecked = readIniBool("GPUMultiThreaded") ?: false
+        btnVsync.isChecked = readIniBool("VSync") ?: true
+        btnEmulateSound.isChecked = readIniBool("EmulateSound") ?: true
+
+        val sound = readIniInt("SoundVolume") ?: 100
+        val music = readIniInt("MusicVolume") ?: 150
+        btnSoundVolume.text = "Sound volume: $sound"
+        btnMusicVolume.text = "Music volume: $music"
+    }
+
+    private fun showNumberDialog(title: String, key: String, current: Int, min: Int, max: Int) {
+        val view = layoutInflater.inflate(R.layout.dialog_number_input, null)
+        val inputLayout = view.findViewById<TextInputLayout>(R.id.number_input_layout)
+        val input = view.findViewById<TextInputEditText>(R.id.number_input)
+        inputLayout.hint = "$title ($min-$max)"
+        input.inputType = InputType.TYPE_CLASS_NUMBER
+        input.setText(current.toString())
+        input.setSelection(input.text?.length ?: 0)
+
+        MaterialAlertDialogBuilder(this)
+            .setTitle(title)
+            .setView(view)
+            .setPositiveButton("Save") { _, _ ->
+                val raw = input.text?.toString()?.trim().orEmpty()
+                val value = raw.toIntOrNull()
+                if (value == null) {
+                    Toast.makeText(this, "Enter a number between $min and $max", Toast.LENGTH_SHORT).show()
+                    return@setPositiveButton
+                }
+                val clamped = value.coerceIn(min, max)
+                if (clamped != value) {
+                    Toast.makeText(this, "Clamped to $clamped", Toast.LENGTH_SHORT).show()
+                }
+                applyUpdate(
+                    updates = mapOf(key to clamped.toString()),
+                    onApplied = {
+                    when (key) {
+                        "PowerPCFrequency" -> btnPpcFrequency.text = "PowerPC frequency: $clamped"
+                        "SoundVolume" -> btnSoundVolume.text = "Sound volume: $clamped"
+                        "MusicVolume" -> btnMusicVolume.text = "Music volume: $clamped"
+                    }
+                    },
+                )
+            }
+            .setNegativeButton("Cancel", null)
+            .show()
+    }
+
+    private fun applyUpdate(
+        updates: Map<String, String>,
+        onApplied: () -> Unit,
+        onFailed: (() -> Unit)? = null,
+    ) {
+        if (busy) return
+        val doc = iniDoc ?: return
+        val updated = updateIniSection(iniLines, "global", updates)
+        setBusy(true, "Saving...")
+        thread(name = "Super3IniSettingsSave") {
+            val ok = IniDocumentStore.writeIniText(this, doc, updated.joinToString("\n"))
+            runOnUiThread {
+                setBusy(false, null)
+                if (!ok) {
+                    Toast.makeText(this, "Failed to save Supermodel.ini", Toast.LENGTH_SHORT).show()
+                    onFailed?.invoke()
+                    return@runOnUiThread
+                }
+                iniLines = updated
+                onApplied()
+                Toast.makeText(this, "Saved", Toast.LENGTH_SHORT).show()
+            }
+        }
+    }
+
+    private fun readIniInt(key: String): Int? {
+        return readIniString(key)?.trim()?.toIntOrNull()
+    }
+
+    private fun readIniBool(key: String): Boolean? {
+        val v = readIniString(key)?.trim()?.lowercase() ?: return null
+        return when (v) {
+            "1", "true", "yes", "on" -> true
+            "0", "false", "no", "off" -> false
+            else -> null
+        }
+    }
+
+    private fun readIniString(key: String): String? {
+        val range = findSectionRange("global") ?: (0 until iniLines.size)
+        for (i in range) {
+            val line = iniLines[i]
+            val trimmed = line.trim()
+            if (trimmed.isBlank() || trimmed.startsWith(";")) continue
+            val rx = Regex("^\\s*${Regex.escape(key)}\\s*=", RegexOption.IGNORE_CASE)
+            if (rx.containsMatchIn(line)) {
+                val idx = line.indexOf("=")
+                return if (idx >= 0) line.substring(idx + 1).trim() else null
+            }
+        }
+        return null
+    }
+
+    private fun updateIniSection(
+        lines: List<String>,
+        section: String,
+        updates: Map<String, String>,
+    ): MutableList<String> {
+        val (start, end) = findSectionBounds(lines, section) ?: run {
+            val out = ArrayList<String>(lines.size + updates.size + 2)
+            out.addAll(lines)
+            if (out.isNotEmpty() && out.last().isNotBlank()) out.add("")
+            out.add("[ Global ]")
+            for ((k, v) in updates) {
+                out.add("$k = $v")
+            }
+            return out
+        }
+
+        val out = ArrayList<String>(lines.size + updates.size)
+        out.addAll(lines.take(start + 1))
+
+        val existing = HashSet<String>(updates.size)
+        for (i in (start + 1) until end) {
+            val line = lines[i]
+            val trimmed = line.trim()
+            if (trimmed.startsWith(";") || trimmed.isBlank()) {
+                out.add(line)
+                continue
+            }
+            var replaced = false
+            for ((k, v) in updates) {
+                val rx = Regex("^\\s*${Regex.escape(k)}\\s*=", RegexOption.IGNORE_CASE)
+                if (rx.containsMatchIn(line)) {
+                    out.add("$k = $v")
+                    existing.add(k.lowercase())
+                    replaced = true
+                    break
+                }
+            }
+            if (!replaced) out.add(line)
+        }
+
+        for ((k, v) in updates) {
+            if (existing.contains(k.lowercase())) continue
+            out.add("$k = $v")
+        }
+
+        out.addAll(lines.drop(end))
+        return out
+    }
+
+    private fun findSectionRange(section: String): IntRange? {
+        val (start, end) = findSectionBounds(iniLines, section) ?: return null
+        return (start + 1) until end
+    }
+
+    private fun findSectionBounds(lines: List<String>, section: String): Pair<Int, Int>? {
+        val target = section.lowercase()
+        var start = -1
+        for (i in lines.indices) {
+            val name = sectionName(lines[i]) ?: continue
+            if (name == target) {
+                start = i
+                break
+            }
+        }
+        if (start < 0) return null
+        var end = lines.size
+        for (i in (start + 1) until lines.size) {
+            if (sectionName(lines[i]) != null) {
+                end = i
+                break
+            }
+        }
+        return start to end
+    }
+
+    private fun sectionName(line: String): String? {
+        val trimmed = line.trim()
+        if (!trimmed.startsWith("[") || !trimmed.endsWith("]")) return null
+        return trimmed.substring(1, trimmed.length - 1).trim().lowercase()
+    }
+
+    private fun setBusy(isBusy: Boolean, status: String?) {
+        busy = isBusy
+        toolbar.subtitle = status ?: if (busy) toolbar.subtitle else "Easy settings"
+        val enabled = !isBusy
+        btnPpcFrequency.isEnabled = enabled
+        btnMultithreaded.isEnabled = enabled
+        btnGpuMultithreaded.isEnabled = enabled
+        btnVsync.isEnabled = enabled
+        btnEmulateSound.isEnabled = enabled
+        btnSoundVolume.isEnabled = enabled
+        btnMusicVolume.isEnabled = enabled
+    }
+}
@@ -173,6 +173,7 @@ class MainActivity : AppCompatActivity() {
        val btnShowShifterOverlay: MaterialButton = headerView.findViewById(R.id.btn_show_shifter_overlay)
        val btnGyroSteering: MaterialButton = headerView.findViewById(R.id.btn_gyro_steering)
        val btnGyroSensitivity: MaterialButton = headerView.findViewById(R.id.btn_gyro_sensitivity)
+        val btnEditSupermodelIni: MaterialButton = headerView.findViewById(R.id.btn_edit_supermodel_ini)

        gamesAdapter = GamesAdapter { item ->
            if (!item.launchable) {
@@ -197,6 +198,31 @@ class MainActivity : AppCompatActivity() {
        btnPickUserFolder.setOnClickListener { pickUserFolder.launch(null) }
        btnRescan.setOnClickListener { refreshUi() }

+        btnEditSupermodelIni.setOnClickListener {
+            val tree = userTreeUri
+            if (tree == null) {
+                Toast.makeText(this, "Pick a data folder first", Toast.LENGTH_SHORT).show()
+                return@setOnClickListener
+            }
+            drawerLayout.closeDrawer(GravityCompat.START)
+            val options = arrayOf("Easy settings", "Raw text")
+            MaterialAlertDialogBuilder(this)
+                .setTitle("Edit Supermodel.ini")
+                .setItems(options) { _, which ->
+                    val target =
+                        when (which) {
+                            0 -> IniSettingsActivity::class.java
+                            else -> IniEditorActivity::class.java
+                        }
+                    val intent =
+                        Intent(this, target).apply {
+                            putExtra(IniEditorActivity.EXTRA_TREE_URI, tree.toString())
+                        }
+                    startActivity(intent)
+                }
+                .show()
+        }
+
        bindVideoSettingsUi()
        bindTimingUi()

@@ -83,7 +83,7 @@ object UserDataSync {
    private fun copyFileToDocFile(resolver: ContentResolver, from: File, toDir: DocumentFile) {
        val existing = toDir.findFile(from.name)
        val outDoc = existing ?: toDir.createFile("application/octet-stream", from.name) ?: return
-        resolver.openOutputStream(outDoc.uri, "wt")?.use { output ->
+        resolver.openOutputStream(outDoc.uri)?.use { output ->
            from.inputStream().use { input ->
                input.copyTo(output)
            }
@@ -0,0 +1,64 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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="match_parent"
+  android:background="?attr/colorSurface"
+  android:fitsSystemWindows="true">
+
+  <com.google.android.material.appbar.MaterialToolbar
+    android:id="@+id/ini_toolbar"
+    android:layout_width="0dp"
+    android:layout_height="wrap_content"
+    android:background="?attr/colorPrimary"
+    app:layout_constraintEnd_toEndOf="parent"
+    app:layout_constraintStart_toStartOf="parent"
+    app:layout_constraintTop_toTopOf="parent"
+    app:navigationIcon="@drawable/exit_to_app_24px"
+    app:navigationIconTint="?attr/colorOnPrimary"
+    app:title="Supermodel.ini"
+    app:titleTextColor="?attr/colorOnPrimary"
+    app:subtitleTextColor="?attr/colorOnPrimary" />
+
+  <com.google.android.material.textview.MaterialTextView
+    android:id="@+id/ini_path"
+    android:layout_width="0dp"
+    android:layout_height="wrap_content"
+    android:layout_marginStart="16dp"
+    android:layout_marginEnd="16dp"
+    android:layout_marginTop="12dp"
+    android:ellipsize="middle"
+    android:maxLines="2"
+    android:text="Editing: Config/Supermodel.ini"
+    android:textAppearance="?attr/textAppearanceBodySmall"
+    android:textColor="?attr/colorOnSurfaceVariant"
+    app:layout_constraintEnd_toEndOf="parent"
+    app:layout_constraintStart_toStartOf="parent"
+    app:layout_constraintTop_toBottomOf="@id/ini_toolbar" />
+
+  <EditText
+    android:id="@+id/ini_editor"
+    android:layout_width="0dp"
+    android:layout_height="0dp"
+    android:layout_marginStart="16dp"
+    android:layout_marginEnd="16dp"
+    android:layout_marginTop="8dp"
+    android:layout_marginBottom="16dp"
+    android:background="@drawable/setup_wizard_path_background"
+    android:fontFamily="monospace"
+    android:gravity="top|start"
+    android:fadingEdgeLength="12dp"
+    android:inputType="textMultiLine|textNoSuggestions"
+    android:overScrollMode="ifContentScrolls"
+    android:scrollbars="vertical"
+    android:scrollbarStyle="insideInset"
+    android:scrollbarFadeDuration="200"
+    android:scrollbarDefaultDelayBeforeFade="600"
+    android:textColor="?attr/colorOnSurface"
+    android:textColorHint="?attr/colorOnSurfaceVariant"
+    app:layout_constraintBottom_toBottomOf="parent"
+    app:layout_constraintEnd_toEndOf="parent"
+    app:layout_constraintStart_toStartOf="parent"
+    app:layout_constraintTop_toBottomOf="@id/ini_path" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
@@ -0,0 +1,134 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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="match_parent"
+  android:background="?attr/colorSurface"
+  android:fitsSystemWindows="true">
+
+  <com.google.android.material.appbar.MaterialToolbar
+    android:id="@+id/ini_settings_toolbar"
+    android:layout_width="0dp"
+    android:layout_height="wrap_content"
+    android:background="?attr/colorPrimary"
+    app:layout_constraintEnd_toEndOf="parent"
+    app:layout_constraintStart_toStartOf="parent"
+    app:layout_constraintTop_toTopOf="parent"
+    app:navigationIcon="@drawable/exit_to_app_24px"
+    app:navigationIconTint="?attr/colorOnPrimary"
+    app:title="Supermodel.ini"
+    app:subtitle="Easy settings"
+    app:titleTextColor="?attr/colorOnPrimary"
+    app:subtitleTextColor="?attr/colorOnPrimary" />
+
+  <androidx.core.widget.NestedScrollView
+    android:id="@+id/ini_settings_scroll"
+    android:layout_width="0dp"
+    android:layout_height="0dp"
+    android:layout_marginTop="8dp"
+    android:clipToPadding="false"
+    android:paddingStart="20dp"
+    android:paddingEnd="20dp"
+    android:paddingBottom="24dp"
+    app:layout_constraintBottom_toBottomOf="parent"
+    app:layout_constraintEnd_toEndOf="parent"
+    app:layout_constraintStart_toStartOf="parent"
+    app:layout_constraintTop_toBottomOf="@id/ini_settings_toolbar">
+
+    <LinearLayout
+      android:id="@+id/ini_settings_container"
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:orientation="vertical">
+
+      <com.google.android.material.textview.MaterialTextView
+        android:id="@+id/ini_settings_perf_title"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        android:text="Performance"
+        android:textAppearance="?attr/textAppearanceTitleMedium"
+        android:textColor="?attr/colorOnSurface" />
+
+      <com.google.android.material.button.MaterialButton
+        android:id="@+id/btn_ppc_frequency"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="12dp"
+        android:text="PowerPC frequency: 50"
+        style="?attr/materialButtonElevatedStyle" />
+
+      <com.google.android.material.button.MaterialButton
+        android:id="@+id/btn_multithreaded"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="12dp"
+        android:checkable="true"
+        android:text="Multi-threaded (CPU)"
+        style="?attr/materialButtonElevatedStyle" />
+
+      <com.google.android.material.button.MaterialButton
+        android:id="@+id/btn_gpu_multithreaded"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="12dp"
+        android:checkable="true"
+        android:text="Multi-threaded (GPU)"
+        style="?attr/materialButtonElevatedStyle" />
+
+      <com.google.android.material.textview.MaterialTextView
+        android:id="@+id/ini_settings_display_title"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="20dp"
+        android:text="Display"
+        android:textAppearance="?attr/textAppearanceTitleMedium"
+        android:textColor="?attr/colorOnSurface" />
+
+      <com.google.android.material.button.MaterialButton
+        android:id="@+id/btn_vsync"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="12dp"
+        android:checkable="true"
+        android:text="VSync"
+        style="?attr/materialButtonElevatedStyle" />
+
+      <com.google.android.material.textview.MaterialTextView
+        android:id="@+id/ini_settings_audio_title"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="20dp"
+        android:text="Audio"
+        android:textAppearance="?attr/textAppearanceTitleMedium"
+        android:textColor="?attr/colorOnSurface" />
+
+      <com.google.android.material.button.MaterialButton
+        android:id="@+id/btn_emulate_sound"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="12dp"
+        android:checkable="true"
+        android:text="Emulate sound"
+        style="?attr/materialButtonElevatedStyle" />
+
+      <com.google.android.material.button.MaterialButton
+        android:id="@+id/btn_sound_volume"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="12dp"
+        android:text="Sound volume: 100"
+        style="?attr/materialButtonElevatedStyle" />
+
+      <com.google.android.material.button.MaterialButton
+        android:id="@+id/btn_music_volume"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="12dp"
+        android:text="Music volume: 150"
+        style="?attr/materialButtonElevatedStyle" />
+
+    </LinearLayout>
+  </androidx.core.widget.NestedScrollView>
+
+</androidx.constraintlayout.widget.ConstraintLayout>
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+  android:layout_width="match_parent"
+  android:layout_height="wrap_content"
+  android:padding="20dp">
+
+  <com.google.android.material.textfield.TextInputLayout
+    android:id="@+id/number_input_layout"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content">
+
+    <com.google.android.material.textfield.TextInputEditText
+      android:id="@+id/number_input"
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:inputType="number" />
+
+  </com.google.android.material.textfield.TextInputLayout>
+
+</FrameLayout>
@@ -172,6 +172,24 @@
      android:text="Gyro sensitivity: Normal"
      style="?attr/materialButtonElevatedStyle" />

+    <com.google.android.material.textview.MaterialTextView
+      android:id="@+id/advanced_title"
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:layout_marginTop="16dp"
+      android:text="Advanced"
+      android:textAppearance="?attr/textAppearanceTitleMedium"
+      android:textColor="?attr/colorOnPrimary" />
+
+    <com.google.android.material.button.MaterialButton
+      android:id="@+id/btn_edit_supermodel_ini"
+      android:layout_width="match_parent"
+      android:layout_height="wrap_content"
+      android:layout_marginTop="12dp"
+      android:text="Edit Supermodel.ini"
+      app:icon="@drawable/hard_drive_24px"
+      style="?attr/materialButtonElevatedStyle" />
+
    <com.google.android.material.textview.MaterialTextView
      android:id="@+id/games_folder_text"
      android:layout_width="match_parent"
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+  xmlns:app="http://schemas.android.com/apk/res-auto">
+  <item
+    android:id="@+id/action_save"
+    android:icon="@drawable/save_24px"
+    android:title="Save"
+    app:showAsAction="always" />
+</menu>