Add scripting support for Android (wheremyfoodat#369)

* Lua Patcher and code editor: initial commit

* Code Editor + Lua Patchs + Fixes

* some fixes

* bonk

---------

Co-authored-by: wheremyfoodat <44909372+wheremyfoodat@users.noreply.github.com>

src/jni_driver.cpp

@@ -80,6 +80,12 @@ AlberFunction(void, LoadRom)(JNIEnv* env, jobject obj, jstring path) {
 	env->ReleaseStringUTFChars(path, pathStr);
 }
 
+AlberFunction(void, LoadLuaScript)(JNIEnv* env, jobject obj, jstring script) {
+	const char* scriptStr = env->GetStringUTFChars(script, nullptr);
+	emulator->getLua().loadString(scriptStr);
+	env->ReleaseStringUTFChars(script, scriptStr);
+}
+
 AlberFunction(void, TouchScreenDown)(JNIEnv* env, jobject obj, jint x, jint y) { hidService->setTouchScreenPress((u16)x, (u16)y); }
 AlberFunction(void, TouchScreenUp)(JNIEnv* env, jobject obj) { hidService->releaseTouchScreen(); }
 AlberFunction(void, KeyUp)(JNIEnv* env, jobject obj, jint keyCode) { hidService->releaseKey((u32)keyCode); }

src/pandroid/app/src/main/AndroidManifest.xml

@@ -35,6 +35,11 @@
             android:name=".app.GameActivity"
             android:configChanges="screenSize|screenLayout|orientation|density|uiMode">
         </activity>
+        <activity
+            android:name=".app.editor.CodeEditorActivity"
+            android:windowSoftInputMode="adjustResize"
+            android:configChanges="screenSize|screenLayout|orientation|density|uiMode">
+        </activity>
         <activity android:name=".app.PreferenceActivity"
             android:launchMode="standard"
             android:configChanges="screenSize|screenLayout|orientation|density"/>

src/pandroid/app/src/main/java/com/panda3ds/pandroid/AlberDriver.java

@@ -19,7 +19,7 @@ public class AlberDriver {
 	public static native void TouchScreenDown(int x, int y);
 	public static native void Pause();
 	public static native void Resume();
-
+	public static native void LoadLuaScript(String script);
 	public static native byte[] GetSmdh();
 
 	static { System.loadLibrary("Alber"); }

src/pandroid/app/src/main/java/com/panda3ds/pandroid/app/BaseActivity.java

@@ -8,7 +8,7 @@
 
 
 public class BaseActivity extends AppCompatActivity {
-	private int currentTheme = GlobalConfig.get(GlobalConfig.KEY_APP_THEME);
+	private int currentTheme = PandroidApplication.getThemeId();
 
 	@Override
 	protected void onCreate(@Nullable Bundle savedInstanceState) {
@@ -20,19 +20,13 @@ protected void onCreate(@Nullable Bundle savedInstanceState) {
 	protected void onResume() {
 		super.onResume();
 
-		if (GlobalConfig.get(GlobalConfig.KEY_APP_THEME) != currentTheme) {
+		if (PandroidApplication.getThemeId() != currentTheme) {
 			recreate();
 		}
 	}
 
 	private void applyTheme() {
-		switch (GlobalConfig.get(GlobalConfig.KEY_APP_THEME)) {
-			case GlobalConfig.THEME_ANDROID: setTheme(R.style.Theme_Pandroid); break;
-			case GlobalConfig.THEME_LIGHT: setTheme(R.style.Theme_Pandroid_Light); break;
-			case GlobalConfig.THEME_DARK: setTheme(R.style.Theme_Pandroid_Dark); break;
-			case GlobalConfig.THEME_BLACK: setTheme(R.style.Theme_Pandroid_Black); break;
-		}
-
-		currentTheme = GlobalConfig.get(GlobalConfig.KEY_APP_THEME);
+		currentTheme = PandroidApplication.getThemeId();
+		setTheme(currentTheme);
 	}
 }

src/pandroid/app/src/main/java/com/panda3ds/pandroid/app/GameActivity.java

@@ -24,13 +24,7 @@
 
 public class GameActivity extends BaseActivity {
 	private final DrawerFragment drawerFragment = new DrawerFragment();
-	private final AlberInputListener inputListener = new AlberInputListener(() -> {
-		if (drawerFragment.isOpened()) {
-			drawerFragment.close();
-		} else {
-			drawerFragment.open();
-		}
-	});
+	private final AlberInputListener inputListener = new AlberInputListener(this::onBackPressed);
 
 	@Override
 	protected void onCreate(@Nullable Bundle savedInstanceState) {
@@ -84,16 +78,25 @@ protected void onPause() {
 
 	@Override
 	public boolean dispatchKeyEvent(KeyEvent event) {
-		if (InputHandler.processKeyEvent(event)) {
+		if ((!drawerFragment.isOpened()) && InputHandler.processKeyEvent(event)) {
 			return true;
 		}
 
 		return super.dispatchKeyEvent(event);
 	}
 
+	@Override
+	public void onBackPressed() {
+		if (drawerFragment.isOpened()) {
+			drawerFragment.close();
+		} else {
+			drawerFragment.open();
+		}
+	}
+
 	@Override
 	public boolean dispatchGenericMotionEvent(MotionEvent ev) {
-		if (InputHandler.processMotionEvent(ev)) {
+		if ((!drawerFragment.isOpened()) && InputHandler.processMotionEvent(ev)) {
 			return true;
 		}
 

src/pandroid/app/src/main/java/com/panda3ds/pandroid/app/MainActivity.java

@@ -15,10 +15,13 @@
 import androidx.fragment.app.FragmentManager;
 import com.google.android.material.navigation.NavigationBarView;
 import com.panda3ds.pandroid.R;
+import com.panda3ds.pandroid.app.editor.CodeEditorActivity;
 import com.panda3ds.pandroid.app.main.GamesFragment;
 import com.panda3ds.pandroid.app.main.SearchFragment;
 import com.panda3ds.pandroid.app.main.SettingsFragment;
 
+import java.io.File;
+
 
 public class MainActivity extends BaseActivity implements NavigationBarView.OnItemSelectedListener {
 	private static final int PICK_ROM = 2;
@@ -28,13 +31,6 @@ public class MainActivity extends BaseActivity implements NavigationBarView.OnIt
 	private final SearchFragment searchFragment = new SearchFragment();
 	private final SettingsFragment settingsFragment = new SettingsFragment();
 
-	private void openFile() {
-		Intent intent = new Intent(Intent.ACTION_OPEN_DOCUMENT);
-		intent.addCategory(Intent.CATEGORY_OPENABLE);
-		intent.setType("*/*");
-		startActivityForResult(intent, PICK_ROM);
-	}
-
 	@Override
 	protected void onCreate(Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);

src/pandroid/app/src/main/java/com/panda3ds/pandroid/app/PandroidApplication.java

@@ -2,7 +2,11 @@
 
 import android.app.Application;
 import android.content.Context;
+import android.content.res.Configuration;
+import android.content.res.Resources;
+
 import com.panda3ds.pandroid.AlberDriver;
+import com.panda3ds.pandroid.R;
 import com.panda3ds.pandroid.data.config.GlobalConfig;
 import com.panda3ds.pandroid.input.InputMap;
 import com.panda3ds.pandroid.utils.GameUtils;
@@ -22,5 +26,32 @@ public void onCreate() {
 		AlberDriver.Setup();
 	}
 
+	public static int getThemeId() {
+		switch (GlobalConfig.get(GlobalConfig.KEY_APP_THEME)) {
+			case GlobalConfig.THEME_LIGHT:
+				return R.style.Theme_Pandroid_Light;
+			case GlobalConfig.THEME_DARK:
+				return R.style.Theme_Pandroid_Dark;
+			case GlobalConfig.THEME_BLACK:
+				return R.style.Theme_Pandroid_Black;
+		}
+
+		return R.style.Theme_Pandroid;
+	}
+
+	public static boolean isDarkMode() {
+		switch (GlobalConfig.get(GlobalConfig.KEY_APP_THEME)) {
+			case GlobalConfig.THEME_DARK:
+			case GlobalConfig.THEME_BLACK:
+				return true;
+			case GlobalConfig.THEME_LIGHT:
+				return false;
+		}
+
+		Resources res = Resources.getSystem();
+		int nightFlags = res.getConfiguration().uiMode & Configuration.UI_MODE_NIGHT_MASK;
+		return nightFlags == Configuration.UI_MODE_NIGHT_YES;
+	}
+
 	public static Context getAppContext() { return appContext; }
 }

src/pandroid/app/src/main/java/com/panda3ds/pandroid/app/base/BottomDialogFragment.java

@@ -0,0 +1,28 @@
+package com.panda3ds.pandroid.app.base;
+
+import android.app.Dialog;
+import android.os.Bundle;
+import android.view.Gravity;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.DialogFragment;
+
+import com.panda3ds.pandroid.R;
+
+public class BottomDialogFragment extends DialogFragment {
+    @Override
+    public int getTheme() {
+        return R.style.AlertDialog;
+    }
+
+    @NonNull
+    @Override
+    public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {
+        Dialog dialog = super.onCreateDialog(savedInstanceState);
+        dialog.getWindow().setGravity(Gravity.CENTER | Gravity.BOTTOM);
+        dialog.getWindow().getAttributes().y = Math.round(getContext().getResources().getDisplayMetrics().density * 15);
+
+        return dialog;
+    }
+}