Add a Storage tab to System Information with some path info

Common/System/System.h

@@ -99,6 +99,9 @@ enum SystemProperty {
 	SYSPROP_SUPPORTS_PERMISSIONS,
 	SYSPROP_SUPPORTS_SUSTAINED_PERF_MODE,
 
+	// Android-specific.
+	SYSPROP_ANDROID_SCOPED_STORAGE,
+
 	SYSPROP_CAN_JIT,
 };
 

Core/Config.h

@@ -470,6 +470,7 @@ struct Config {
 	// Volatile development settings
 	bool bShowFrameProfiler;
 
+	// Various directories. Autoconfigured, not read from ini.
 	std::string currentDirectory;
 	std::string externalDirectory;
 	std::string memStickDirectory;

UI/DevScreens.cpp

@@ -59,6 +59,12 @@
 int GetD3DCompilerVersion();
 #endif
 
+#if PPSSPP_PLATFORM(ANDROID)
+
+#include "android/jni/app-android.h"
+
+#endif
+
 static const char *logLevelList[] = {
 	"Notice",
 	"Error",
@@ -574,6 +580,24 @@ void SystemInfoScreen::CreateViews() {
 	deviceSpecs->Add(new InfoItem("Moga", moga));
 #endif
 
+	ViewGroup *storageScroll = new ScrollView(ORIENT_VERTICAL, new LinearLayoutParams(FILL_PARENT, FILL_PARENT));
+	storageScroll->SetTag("DevSystemInfoBuildConfig");
+	LinearLayout *storage = new LinearLayout(ORIENT_VERTICAL);
+	storage->SetSpacing(0);
+	storageScroll->Add(storage);
+	tabHolder->AddTab(si->T("Storage"), storageScroll);
+
+	storage->Add(new ItemHeader(si->T("Directories")));
+	// Intentionally non-translated
+	storage->Add(new InfoItem("MemStickDirectory", g_Config.memStickDirectory));
+	storage->Add(new InfoItem("InternalDataDirectory", g_Config.internalDataDirectory));
+	storage->Add(new InfoItem("AppCacheDir", g_Config.appCacheDirectory));
+	storage->Add(new InfoItem("ExtStorageDir", g_Config.externalDirectory));
+
+#if PPSSPP_PLATFORM(ANDROID)
+	storage->Add(new InfoItem("ExtFilesDir", g_extFilesDir));
+#endif
+
 	ViewGroup *buildConfigScroll = new ScrollView(ORIENT_VERTICAL, new LinearLayoutParams(FILL_PARENT, FILL_PARENT));
 	buildConfigScroll->SetTag("DevSystemInfoBuildConfig");
 	LinearLayout *buildConfig = new LinearLayout(ORIENT_VERTICAL);

UI/NativeApp.cpp

@@ -492,6 +492,8 @@ void NativeInit(int argc, const char *argv[], const char *savegame_dir, const ch
 	g_Config.externalDirectory = external_dir;
 
 #if defined(__ANDROID__)
+	// TODO: This needs to change in Android 12.
+	//
 	// Maybe there should be an option to use internal memory instead, but I think
 	// that for most people, using external memory (SDCard/USB Storage) makes the
 	// most sense.

android/jni/app-android.cpp

@@ -93,6 +93,9 @@ struct JNIEnv {};
 
 bool useCPUThread = true;
 
+// We'll turn this on when we target Android 12.
+bool useScopedStorageIfRequired = false;
+
 enum class EmuThreadState {
 	DISABLED,
 	START_REQUESTED,
@@ -124,6 +127,8 @@ std::string langRegion;
 std::string mogaVersion;
 std::string boardName;
 
+std::string g_extFilesDir;
+
 std::vector<std::string> g_additionalStorageDirs;
 
 static float left_joystick_x_async;
@@ -445,6 +450,9 @@ bool System_GetPropertyBool(SystemProperty prop) {
 #endif
 	case SYSPROP_CAN_JIT:
 		return true;
+	case SYSPROP_ANDROID_SCOPED_STORAGE:
+		if (useScopedStorageIfRequired && androidVersion >= 28)
+			return true;
 	default:
 		return false;
 	}
@@ -560,7 +568,7 @@ static void parse_args(std::vector<std::string> &args, const std::string value)
 
 extern "C" void Java_org_ppsspp_ppsspp_NativeApp_init
 	(JNIEnv *env, jclass, jstring jmodel, jint jdeviceType, jstring jlangRegion, jstring japkpath,
-		jstring jdataDir, jstring jexternalStorageDir, jstring jadditionalStorageDirs, jstring jlibraryDir, jstring jcacheDir, jstring jshortcutParam,
+		jstring jdataDir, jstring jexternalStorageDir, jstring jexternalFilesDir, jstring jadditionalStorageDirs, jstring jlibraryDir, jstring jcacheDir, jstring jshortcutParam,
 		jint jAndroidVersion, jstring jboard) {
 	setCurrentThreadName("androidInit");
 
@@ -592,6 +600,9 @@ extern "C" void Java_org_ppsspp_ppsspp_NativeApp_init
 
 	std::string externalStorageDir = GetJavaString(env, jexternalStorageDir);
 	std::string additionalStorageDirsString = GetJavaString(env, jadditionalStorageDirs);
+	std::string externalFilesDir = GetJavaString(env, jexternalFilesDir);
+
+	g_extFilesDir = externalFilesDir;
 
 	if (!additionalStorageDirsString.empty()) {
 		SplitString(additionalStorageDirsString, ':', g_additionalStorageDirs);

android/jni/app-android.h

@@ -17,3 +17,5 @@ class AndroidLogger : public LogListener {
 public:
 	void Log(const LogMessage &message) override;
 };
+
+extern std::string g_extFilesDir;

android/src/org/ppsspp/ppsspp/NativeActivity.java

@@ -402,8 +402,10 @@ public void Initialize() {
 
 		String extStorageState = Environment.getExternalStorageState();
 		String extStorageDir = Environment.getExternalStorageDirectory().getAbsolutePath();
+		String externalFilesDir = this.getExternalFilesDir(null).getAbsolutePath();
 
 		Log.i(TAG, "Ext storage: " + extStorageState + " " + extStorageDir);
+		Log.i(TAG, "Ext files dir: " + externalFilesDir);
 
 		String additionalStorageDirs = "";
 		try {
@@ -442,7 +444,7 @@ public void Initialize() {
 		overrideShortcutParam = null;
 
 		NativeApp.audioConfig(optimalFramesPerBuffer, optimalSampleRate);
-		NativeApp.init(model, deviceType, languageRegion, apkFilePath, dataDir, extStorageDir, additionalStorageDirs, libraryDir, cacheDir, shortcut, Build.VERSION.SDK_INT, Build.BOARD);
+		NativeApp.init(model, deviceType, languageRegion, apkFilePath, dataDir, extStorageDir, externalFilesDir, additionalStorageDirs, libraryDir, cacheDir, shortcut, Build.VERSION.SDK_INT, Build.BOARD);
 
 		// Allow C++ to tell us to use JavaGL or not.
 		javaGL = "true".equalsIgnoreCase(NativeApp.queryConfig("androidJavaGL"));

android/src/org/ppsspp/ppsspp/NativeApp.java

@@ -12,7 +12,7 @@ public class NativeApp {
 	public static final int DEVICE_TYPE_TV = 1;
 	public static final int DEVICE_TYPE_DESKTOP = 2;
 
-	public static native void init(String model, int deviceType, String languageRegion, String apkPath, String dataDir, String externalStorageDir, String additionalStorageDirs, String libraryDir, String cacheDir, String shortcutParam, int androidVersion, String board);
+	public static native void init(String model, int deviceType, String languageRegion, String apkPath, String dataDir, String externalStorageDir, String extFilesDir, String additionalStorageDirs, String libraryDir, String cacheDir, String shortcutParam, int androidVersion, String board);
 	public static native void audioInit();
 	public static native void audioShutdown();
 	public static native void audioConfig(int optimalFramesPerBuffer, int optimalSampleRate);