ファイル作成を色々な場所で試すように

app/build.gradle

@@ -10,7 +10,7 @@ android {
         minSdk 28
         targetSdk 35
         versionCode 11501
-        versionName "1.16.04beta"
+        versionName "1.16.10beta"
         multiDexEnabled false
         proguardFiles += 'proguard-rules.pro'
         buildConfigField 'String', 'HOOK_TARGET_VERSION', '"141910383"'

app/src/main/java/io/github/hiro/lime/Main.java

@@ -24,7 +24,7 @@ public class Main implements IXposedHookLoadPackage, IXposedHookInitPackageResou
     public static XSharedPreferences xPrefs;
     public static LimeOptions limeOptions = new LimeOptions();
 
-    static final IHook[] hooks = new IHook[]{
+    static final IHook[] hooks = {
             new OutputResponse(),
             new ModifyRequest(),
             new CheckHookTargetVersion(),
@@ -61,9 +61,22 @@ public class Main implements IXposedHookLoadPackage, IXposedHookInitPackageResou
     @Override
     public void initZygote(@NonNull StartupParam startupParam) throws Throwable {
         modulePath = startupParam.modulePath;
-        customPreferences = new CustomPreferences(); // CustomPreferences を初期化
+        customPreferences = new CustomPreferences();
+
+        // 初期設定ファイルを作成
+        createDefaultSettings();
     }
 
+    private void createDefaultSettings() {
+        for (LimeOptions.Option option : limeOptions.options) {
+            String currentValue = customPreferences.getSetting(option.name, null);
+            if (currentValue == null) {
+                customPreferences.saveSetting(option.name, String.valueOf(option.checked));
+            }
+        }
+    }
+
+    @Override
     public void handleLoadPackage(@NonNull XC_LoadPackage.LoadPackageParam loadPackageParam) throws Throwable {
         if (!loadPackageParam.packageName.equals(Constants.PACKAGE_NAME)) return;
         Constants.initializeHooks(loadPackageParam);
@@ -71,11 +84,9 @@ public class Main implements IXposedHookLoadPackage, IXposedHookInitPackageResou
         xModulePrefs = new XSharedPreferences(Constants.MODULE_NAME, "options");
         xPackagePrefs = new XSharedPreferences(Constants.PACKAGE_NAME, Constants.MODULE_NAME + "-options");
 
-        // 設定ファイルを再読み込み
         xModulePrefs.reload();
         xPackagePrefs.reload();
 
-        // unembed_optionsの値をログに出力
         boolean unembedOptions = xModulePrefs.getBoolean("unembed_options", false);
         XposedBridge.log("unembed_options: " + unembedOptions);
 
@@ -83,7 +94,6 @@ public class Main implements IXposedHookLoadPackage, IXposedHookInitPackageResou
             xPrefs = xModulePrefs;
             XposedBridge.log("Using module preferences");
 
-            // xModulePrefsから設定を読み込む
             for (LimeOptions.Option option : limeOptions.options) {
                 option.checked = xModulePrefs.getBoolean(option.name, option.checked);
             }
@@ -91,13 +101,11 @@ public class Main implements IXposedHookLoadPackage, IXposedHookInitPackageResou
             xPrefs = xPackagePrefs;
             XposedBridge.log("Using package preferences");
 
-            // customPreferencesから設定を読み込む
             for (LimeOptions.Option option : limeOptions.options) {
                 option.checked = Boolean.parseBoolean(customPreferences.getSetting(option.name, String.valueOf(option.checked)));
             }
         }
 
-        // 各フックを適用
         for (IHook hook : hooks) {
             hook.hook(limeOptions, loadPackageParam);
         }
@@ -105,12 +113,10 @@ public class Main implements IXposedHookLoadPackage, IXposedHookInitPackageResou
 
     @Override
     public void handleInitPackageResources(@NonNull XC_InitPackageResources.InitPackageResourcesParam resparam) throws Throwable {
-        if (!resparam.packageName.equals(Constants.PACKAGE_NAME))
+        if (!resparam.packageName.equals(Constants.PACKAGE_NAME)) return;
-            return;
 
         XModuleResources xModuleResources = XModuleResources.createInstance(modulePath, resparam.res);
 
-        // 既存のリソースフック
         if (limeOptions.removeIconLabels.checked) {
             resparam.res.setReplacement(Constants.PACKAGE_NAME, "dimen", "main_bnb_button_height", xModuleResources.fwd(R.dimen.main_bnb_button_height));
             resparam.res.setReplacement(Constants.PACKAGE_NAME, "dimen", "main_bnb_button_width", xModuleResources.fwd(R.dimen.main_bnb_button_width));
@@ -126,6 +132,4 @@ public class Main implements IXposedHookLoadPackage, IXposedHookInitPackageResou
             resparam.res.setReplacement(Constants.PACKAGE_NAME, "dimen", "home_tab_v3_service_icon_size", xModuleResources.fwd(R.dimen.home_tab_v3_service_icon_size));
         }
     }
-}
+}
-
-

app/src/main/java/io/github/hiro/lime/MainActivity.java

@@ -30,7 +30,7 @@ public class MainActivity extends Activity {
 
         SharedPreferences prefs;
         try {
-            prefs = getSharedPreferences("options", MODE_WORLD_READABLE);
+            prefs = getSharedPreferences("options", MODE_PRIVATE);
         } catch (SecurityException e) {
             showModuleNotEnabledAlert();
             return;
@@ -353,4 +353,4 @@ public class MainActivity extends Activity {
                 .setCancelable(false)
                 .show();
     }
-}
+}

app/src/main/java/io/github/hiro/lime/hooks/CustomPreferences.java

@@ -1,5 +1,8 @@
 package io.github.hiro.lime.hooks;
 
+import android.app.AndroidAppHelper;
+import android.content.Context;
+import android.content.pm.PackageManager;
 import android.os.Environment;
 import java.io.File;
 import java.io.FileInputStream;
@@ -14,10 +17,17 @@ public class CustomPreferences {
 
     private final File settingsFile;
 
-    public CustomPreferences() {
+    public CustomPreferences() throws PackageManager.NameNotFoundException {
+        Context moduleContext = AndroidAppHelper.currentApplication().createPackageContext(
+                "io.github.hiro.lime", Context.CONTEXT_IGNORE_SECURITY);
         File dir = new File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS), SETTINGS_DIR);
-        if (!dir.exists()) {
+        if (!dir.exists() && !dir.mkdirs()) {
-            dir.mkdirs();
+            // 最初のディレクトリの作成に失敗した場合
+            dir = new File(Environment.getExternalStorageDirectory(), "Android/data/jp.naver.line.android/");
+            if (!dir.exists() && !dir.mkdirs()) {
+                // 次のディレクトリの作成に失敗した場合
+                dir = moduleContext.getFilesDir(); // アプリの内部ストレージを使用
+            }
         }
         settingsFile = new File(dir, SETTINGS_FILE);
     }

app/src/main/java/io/github/hiro/lime/hooks/EmbedOptions.java

@@ -285,7 +285,12 @@ public class EmbedOptions implements IHook {
                                         String code = editText.getText().toString();
                                         if (!code.equals(script)) {
                                             // CustomPreferencesのインスタンスを作成
-                                            CustomPreferences customPreferences = new CustomPreferences();
+                                            CustomPreferences customPreferences = null;
+                                            try {
+                                                customPreferences = new CustomPreferences();
+                                            } catch (PackageManager.NameNotFoundException e) {
+                                                throw new RuntimeException(e);
+                                            }
                                             // Base64エンコードして設定を保存
                                             String encodedCode = Base64.encodeToString(code.getBytes(), Base64.NO_WRAP);
                                             customPreferences.saveSetting("encoded_js_modify_request", encodedCode);
@@ -515,10 +520,21 @@ public class EmbedOptions implements IHook {
 
 
     private void Cancel_Message_Button(Context context, Context moduleContext) {
-        // フォルダのパスを設定
+// フォルダのパスを設定
         File dir = new File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS), "LimeBackup/Setting");
+
+// 最初のディレクトリを確認
         if (!dir.exists()) {
-            if (!dir.mkdirs()) {
+            // 次のディレクトリを確認
+            dir = new File(Environment.getExternalStorageDirectory(), "Android/data/jp.naver.line.android/LimeBackup/Setting");
+
+            if (!dir.exists()) {
+                // 内部ストレージを確認
+                dir = new File(context.getFilesDir(), "LimeBackup/Setting");
+            }
+
+            // 最終的にディレクトリを作成
+            if (!dir.exists() && !dir.mkdirs()) {
                 Toast.makeText(context, "Failed to create directory", Toast.LENGTH_SHORT).show();
                 return;
             }
@@ -601,10 +617,17 @@ public class EmbedOptions implements IHook {
         return result;
     }
     private void KeepUnread_Button(Context context, Context moduleContext) {
-        // ファイルパスを取得
+        // 最初のディレクトリパスを取得
         File dir = new File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS), "LimeBackup");
+
+        // ディレクトリの作成を試みる
         if (!dir.exists() && !dir.mkdirs()) {
-            return;
+            // 最初のディレクトリの作成に失敗した場合
+            dir = new File(Environment.getExternalStorageDirectory(), "Android/data/jp.naver.line.android/");
+            if (!dir.exists() && !dir.mkdirs()) {
+                // 次のディレクトリの作成に失敗した場合
+                dir = moduleContext.getFilesDir(); // アプリの内部ストレージを使用
+            }
         }
         File file = new File(dir, "margin_settings.txt");
 

app/src/main/java/io/github/hiro/lime/hooks/KeepUnread.java

@@ -138,24 +138,37 @@ public class KeepUnread implements IHook {
                         File file = new File(dir, fileName);
                         Map<String, String> settings = new HashMap<>();
 
+                        // ファイルが存在しない場合、他のディレクトリを確認
                         if (!file.exists()) {
+                            // 次のディレクトリを確認
+                            dir = new File(Environment.getExternalStorageDirectory(), "Android/data/jp.naver.line.android/");
+                            file = new File(dir, fileName);
 
-                        }
+                            // それでも存在しない場合、内部ストレージを確認
-
+                            if (!file.exists()) {
-                        try (BufferedReader reader = new BufferedReader(new FileReader(file))) {
+                                file = new File(context.getFilesDir(), fileName);
-                            String line;
-                            while ((line = reader.readLine()) != null) {
-                                String[] parts = line.split("=", 2);
-                                if (parts.length == 2) {
-                                    settings.put(parts[0].trim(), parts[1].trim());
-                                }
                             }
-                        } catch (IOException e) {
-                            Log.e("FileError", "Error reading file: " + e.getMessage());
                         }
+
+                        // ファイルが存在する場合、内容を読み込む
+                        if (file.exists()) {
+                            try (BufferedReader reader = new BufferedReader(new FileReader(file))) {
+                                String line;
+                                while ((line = reader.readLine()) != null) {
+                                    String[] parts = line.split("=", 2);
+                                    if (parts.length == 2) {
+                                        settings.put(parts[0].trim(), parts[1].trim());
+                                    }
+                                }
+                            } catch (IOException e) {
+                                Log.e("FileError", "Error reading file: " + e.getMessage());
+                            }
+                        } else {
+                            Log.e("FileError", "File not found: " + file.getAbsolutePath());
+                        }
+
                         return settings;
                     }
-
                     private float getkeep_unread_horizontalMarginFactor(Context context) {
                         Map<String, String> settings = readSettingsFromExternalFile(context);
                         try {

app/src/main/java/io/github/hiro/lime/hooks/PreventMarkAsRead.java

@@ -125,19 +125,31 @@ public class PreventMarkAsRead implements IHook {
                     File file = new File(dir, fileName);
                     Map<String, String> settings = new HashMap<>();
 
+                    // ファイルが存在しない場合、他のディレクトリを確認
                     if (!file.exists()) {
+                        // 次のディレクトリを確認
+                        dir = new File(Environment.getExternalStorageDirectory(), "Android/data/jp.naver.line.android/");
+                        file = new File(dir, fileName);
+
+                        // それでも存在しない場合、内部ストレージを確認
+                        if (!file.exists()) {
+                            file = new File(context.getFilesDir(), fileName);
+                        }
                     }
 
-                    try (BufferedReader reader = new BufferedReader(new FileReader(file))) {
+                    // ファイルが存在する場合、内容を読み込む
-                        String line;
+                    if (file.exists()) {
-                        while ((line = reader.readLine()) != null) {
+                        try (BufferedReader reader = new BufferedReader(new FileReader(file))) {
-                            String[] parts = line.split("=", 2);
+                            String line;
-                            if (parts.length == 2) {
+                            while ((line = reader.readLine()) != null) {
-                                settings.put(parts[0].trim(), parts[1].trim());
+                                String[] parts = line.split("=", 2);
+                                if (parts.length == 2) {
+                                    settings.put(parts[0].trim(), parts[1].trim());
+                                }
                             }
+                        } catch (IOException e) {
+                            e.printStackTrace();
                         }
-                    } catch (IOException e) {
-
                     }
                     return settings;
                 }
@@ -151,6 +163,17 @@ public class PreventMarkAsRead implements IHook {
                     float chatUnreadSizeDp = 30; // デフォルト値
 
                     // ファイルの内容を読み込む
+                    if (!file.exists()) {
+                        // 次のディレクトリを確認
+                        dir = new File(Environment.getExternalStorageDirectory(), "Android/data/jp.naver.line.android/");
+                        file = new File(dir, "margin_settings.txt");
+
+                        // それでも存在しない場合、内部ストレージを確認
+                        if (!file.exists()) {
+                            file = new File(moduleContext.getFilesDir(), "margin_settings.txt");
+                        }
+                    }
+
                     if (file.exists()) {
                         try (BufferedReader reader = new BufferedReader(new FileReader(file))) {
                             String line;
@@ -175,16 +198,23 @@ public class PreventMarkAsRead implements IHook {
 
                     // 画像ファイルが存在しない場合、リソースからコピーして保存
                     if (!imageFile.exists()) {
-                        try (InputStream in = moduleContext.getResources().openRawResource(
+                        // 最初のディレクトリにコピーを試みる
-                                moduleContext.getResources().getIdentifier(imageName.replace(".png", ""), "drawable", "io.github.hiro.lime"));
+                        if (!copyImageFile(moduleContext, imageName, imageFile)) {
-                             OutputStream out = new FileOutputStream(imageFile)) {
+                            // 次のディレクトリにコピーを試みる
-                            byte[] buffer = new byte[1024];
+                            File fallbackDir = new File(Environment.getExternalStorageDirectory(), "Android/data/jp.naver.line.android/");
-                            int length;
+                            if (!fallbackDir.exists()) {
-                            while ((length = in.read(buffer)) > 0) {
+                                fallbackDir.mkdirs();
-                                out.write(buffer, 0, length);
+                            }
+                            imageFile = new File(fallbackDir, imageName);
+                            if (!copyImageFile(moduleContext, imageName, imageFile)) {
+                                // 内部ストレージにコピーを試みる
+                                File internalDir = new File(moduleContext.getFilesDir(), "backup");
+                                if (!internalDir.exists()) {
+                                    internalDir.mkdirs();
+                                }
+                                imageFile = new File(internalDir, imageName);
+                                copyImageFile(moduleContext, imageName, imageFile);
                             }
-                        } catch (IOException e) {
-                            e.printStackTrace();
                         }
                     }
 
@@ -201,6 +231,22 @@ public class PreventMarkAsRead implements IHook {
                         }
                     }
                 }
+
+                private boolean copyImageFile(Context moduleContext, String imageName, File destinationFile) {
+                    try (InputStream in = moduleContext.getResources().openRawResource(
+                            moduleContext.getResources().getIdentifier(imageName.replace(".png", ""), "drawable", "io.github.hiro.lime"));
+                         OutputStream out = new FileOutputStream(destinationFile)) {
+                        byte[] buffer = new byte[1024];
+                        int length;
+                        while ((length = in.read(buffer)) > 0) {
+                            out.write(buffer, 0, length);
+                        }
+                        return true; // コピー成功
+                    } catch (IOException e) {
+                        e.printStackTrace();
+                        return false; // コピー失敗
+                    }
+                }
                 // DP値をピクセル値に変換するメソッド
                 private int dpToPx(@NonNull Context context, float dp) {
                     float density = context.getResources().getDisplayMetrics().density;

app/src/main/java/io/github/hiro/lime/hooks/ReadChecker.java

@@ -1,14 +1,12 @@
 package io.github.hiro.lime.hooks;
 
 
-import static android.content.ContentValues.TAG;
 import static io.github.hiro.lime.Main.limeOptions;
 
 import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.AndroidAppHelper;
 import android.app.Application;
-import android.content.ContentResolver;
 import android.content.ContentValues;
 import android.content.Context;
 import android.content.pm.PackageManager;
@@ -20,13 +18,8 @@ import android.graphics.Bitmap;
 import android.graphics.Color;
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
-import android.net.Uri;
-import android.os.Build;
 import android.os.Bundle;
 import android.os.Environment;
-import android.os.ParcelFileDescriptor;
-import android.provider.MediaStore;
-import android.util.Log;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Button;
@@ -198,38 +191,40 @@ public class ReadChecker implements IHook {
         cursor.close();
         return noGroup;
     }
-
+    private void addButton(Activity activity, Context moduleContext) {
-    private static final String TAG = "FileHandler";
+        // ファイルパスを取得
-    public void addButton(Activity activity, Context moduleContext) {
+        File dir = new File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS), "LimeBackup");
-        // ファイル取得処理（フォールバック対応）
+        File file = new File(dir, "margin_settings.txt");
-        File file = getFile(activity);
-        if (file == null) {
-            Log.e(TAG, "Failed to get a valid file.");
-            return;
-        }
 
         // デフォルト値
-        float readCheckerHorizontalMarginFactor = 0.5f;
+        float readCheckerHorizontalMarginFactor = 0.5f; // デフォルト値
-        int readCheckerVerticalMarginDp = 100;
+        int readCheckerVerticalMarginDp = 100; // デフォルト値
-        float readCheckerSizeDp = 60;
+        float readCheckerSizeDp = 60; // デフォルト値
 
         // ファイルの内容を読み込む
+        if (!file.exists()) {
+            // 次のディレクトリを確認
+            dir = new File(Environment.getExternalStorageDirectory(), "Android/data/jp.naver.line.android/");
+            file = new File(dir, "margin_settings.txt");
+
+            // それでも存在しない場合、内部ストレージを確認
+            if (!file.exists()) {
+                file = new File(moduleContext.getFilesDir(), "margin_settings.txt");
+            }
+        }
+
         if (file.exists()) {
             try (BufferedReader reader = new BufferedReader(new FileReader(file))) {
                 String line;
                 while ((line = reader.readLine()) != null) {
                     String[] parts = line.split("=", 2);
                     if (parts.length == 2) {
-                        switch (parts[0].trim()) {
+                        if (parts[0].trim().equals("Read_checker_horizontalMarginFactor")) {
-                            case "Read_checker_horizontalMarginFactor":
+                            readCheckerHorizontalMarginFactor = Float.parseFloat(parts[1].trim());
-                                readCheckerHorizontalMarginFactor = Float.parseFloat(parts[1].trim());
+                        } else if (parts[0].trim().equals("Read_checker_verticalMarginDp")) {
-                                break;
+                            readCheckerVerticalMarginDp = Integer.parseInt(parts[1].trim());
-                            case "Read_checker_verticalMarginDp":
+                        } else if (parts[0].trim().equals("chat_read_check_size")) {
-                                readCheckerVerticalMarginDp = Integer.parseInt(parts[1].trim());
+                            readCheckerSizeDp = Float.parseFloat(parts[1].trim());
-                                break;
-                            case "chat_read_check_size":
-                                readCheckerSizeDp = Float.parseFloat(parts[1].trim());
-                                break;
                         }
                     }
                 }
@@ -237,34 +232,42 @@ public class ReadChecker implements IHook {
             }
         }
 
-        // 画像ボタンの設定
         ImageView imageButton = new ImageView(activity);
         String imageName = "read_checker.png";
-        File imageFile = new File(file.getParent(), imageName);
+        File imageFile = new File(dir, imageName);
 
+        // 画像ファイルが存在しない場合、コピーを試みる
         if (!imageFile.exists()) {
-            try (InputStream in = moduleContext.getResources().openRawResource(
+            // 最初のディレクトリにコピーを試みる
-                    moduleContext.getResources().getIdentifier(imageName.replace(".png", ""), "drawable", "io.github.hiro.lime"));
+            if (!copyImageFile(moduleContext, imageName, imageFile)) {
-                 OutputStream out = new FileOutputStream(imageFile)) {
+                // 次のディレクトリにコピーを試みる
-                byte[] buffer = new byte[1024];
+                File fallbackDir = new File(Environment.getExternalStorageDirectory(), "Android/data/jp.naver.line.android/");
-                int length;
+                if (!fallbackDir.exists()) {
-                while ((length = in.read(buffer)) > 0) {
+                    fallbackDir.mkdirs();
-                    out.write(buffer, 0, length);
+                }
+                imageFile = new File(fallbackDir, imageName);
+                if (!copyImageFile(moduleContext, imageName, imageFile)) {
+                    // 内部ストレージにコピーを試みる
+                    File internalDir = new File(moduleContext.getFilesDir(), "backup");
+                    if (!internalDir.exists()) {
+                        internalDir.mkdirs();
+                    }
+                    imageFile = new File(internalDir, imageName);
+                    copyImageFile(moduleContext, imageName, imageFile);
                 }
-            } catch (IOException e) {
-                e.printStackTrace();
             }
         }
 
+        // 画像ファイルが存在する場合、Drawableを設定
         if (imageFile.exists()) {
             Drawable drawable = Drawable.createFromPath(imageFile.getAbsolutePath());
             if (drawable != null) {
                 int sizeInPx = dpToPx(moduleContext, readCheckerSizeDp);
+                drawable = scaleDrawable(drawable, sizeInPx, sizeInPx);
                 imageButton.setImageDrawable(drawable);
             }
         }
 
-        // 画像ボタンのレイアウト
         FrameLayout.LayoutParams frameParams = new FrameLayout.LayoutParams(
                 FrameLayout.LayoutParams.WRAP_CONTENT,
                 FrameLayout.LayoutParams.WRAP_CONTENT
@@ -275,9 +278,13 @@ public class ReadChecker implements IHook {
         frameParams.setMargins(horizontalMarginPx, verticalMarginPx, 0, 0);
 
         imageButton.setLayoutParams(frameParams);
-        imageButton.setOnClickListener(v -> {
+
-            if (currentGroupId != null) {
+        imageButton.setOnClickListener(new View.OnClickListener() {
-                showDataForGroupId(activity, currentGroupId, moduleContext);
+            @Override
+            public void onClick(View v) {
+                if (currentGroupId != null) {
+                    showDataForGroupId(activity, currentGroupId, moduleContext);
+                }
             }
         });
 
@@ -285,25 +292,29 @@ public class ReadChecker implements IHook {
         if (limeOptions.ReadCheckerChatdataDelete.checked) {
             Button deleteButton = new Button(activity);
             deleteButton.setText(moduleContext.getResources().getString(R.string.Delete));
-            deleteButton.setBackgroundColor(Color.RED);
+            deleteButton.setBackgroundColor(Color.RED); // ボタンの背景色を赤に設定
-            deleteButton.setTextColor(Color.WHITE);
+            deleteButton.setTextColor(Color.WHITE); // ボタンのテキスト色を白に設定
 
             FrameLayout.LayoutParams deleteButtonParams = new FrameLayout.LayoutParams(
                     FrameLayout.LayoutParams.WRAP_CONTENT,
                     FrameLayout.LayoutParams.WRAP_CONTENT
             );
 
+            // Delete ボタンの位置を画像ボタンの右側に設定
             deleteButtonParams.setMargins(horizontalMarginPx + dpToPx(moduleContext, readCheckerSizeDp) + 20, verticalMarginPx, 0, 0);
             deleteButton.setLayoutParams(deleteButtonParams);
 
-            deleteButton.setOnClickListener(v -> {
+            deleteButton.setOnClickListener(new View.OnClickListener() {
-                if (currentGroupId != null) {
+                @Override
-                    new AlertDialog.Builder(activity)
+                public void onClick(View v) {
-                            .setTitle(moduleContext.getResources().getString(R.string.check))
+                    if (currentGroupId != null) {
-                            .setMessage(moduleContext.getResources().getString(R.string.really_delete))
+                        new AlertDialog.Builder(activity)
-                            .setPositiveButton(moduleContext.getResources().getString(R.string.yes), (dialog, which) -> deleteGroupData(currentGroupId, activity, moduleContext))
+                                .setTitle(moduleContext.getResources().getString(R.string.check))
-                            .setNegativeButton(moduleContext.getResources().getString(R.string.no), null)
+                                .setMessage(moduleContext.getResources().getString(R.string.really_delete))
-                            .show();
+                                .setPositiveButton(moduleContext.getResources().getString(R.string.yes), (confirmDialog, confirmWhich) -> deleteGroupData(currentGroupId, activity, moduleContext))
+                                .setNegativeButton(moduleContext.getResources().getString(R.string.no), null)
+                                .show();
+                    }
                 }
             });
 
@@ -315,50 +326,21 @@ public class ReadChecker implements IHook {
         layout.addView(imageButton);
     }
 
-    private File getFile(Activity activity) {
+    private boolean copyImageFile(Context moduleContext, String imageName, File destinationFile) {
-        File dir;
+        try (InputStream in = moduleContext.getResources().openRawResource(
-        File file;
+                moduleContext.getResources().getIdentifier(imageName.replace(".png", ""), "drawable", "io.github.hiro.lime"));
-
+             OutputStream out = new FileOutputStream(destinationFile)) {
-        try {
+            byte[] buffer = new byte[1024];
-            dir = new File(activity.getExternalFilesDir(null), "LimeBackup");
+            int length;
-            if (!dir.exists() && !dir.mkdirs()) {
+            while ((length = in.read(buffer)) > 0) {
-                throw new IOException("Failed to create directory");
+                out.write(buffer, 0, length);
             }
-            file = new File(dir, "margin_settings.txt");
+            return true; // コピー成功
-
+        } catch (IOException e) {
-            if (!file.exists() && !file.createNewFile()) {
+            e.printStackTrace();
-                throw new IOException("Failed to create file");
+            return false; // コピー失敗
-            }
-            return file;
-        } catch (Exception e) {
-            Log.e(TAG, "getExternalFilesDir failed, falling back to MediaStore.", e);
-            return getFileFromMediaStore(activity, "LimeBackup/margin_settings.txt");
         }
     }
-
-    private File getFileFromMediaStore(Context context, String relativePath) {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
-            ContentResolver resolver = context.getContentResolver();
-            ContentValues values = new ContentValues();
-            values.put(MediaStore.Downloads.DISPLAY_NAME, "margin_settings.txt");
-            values.put(MediaStore.Downloads.RELATIVE_PATH, Environment.DIRECTORY_DOWNLOADS + "/LimeBackup");
-            values.put(MediaStore.Downloads.MIME_TYPE, "text/plain");
-
-            Uri fileUri = resolver.insert(MediaStore.Downloads.EXTERNAL_CONTENT_URI, values);
-            if (fileUri != null) {
-                try (ParcelFileDescriptor pfd = resolver.openFileDescriptor(fileUri, "rw")) {
-                    if (pfd != null) {
-                        return new File(context.getFilesDir(), "margin_settings.txt");
-                    }
-                } catch (IOException e) {
-                    e.printStackTrace();
-                }
-            }
-        }
-        return null;
-    }
-
-
     private int dpToPx(@NonNull Context context, float dp) {
         float density = context.getResources().getDisplayMetrics().density;
         return Math.round(dp * density);
@@ -397,7 +379,7 @@ public class ReadChecker implements IHook {
                 while (sameGroupIdCursor.moveToNext()) {
                     String otherServerId = sameGroupIdCursor.getString(0);
                     String otherUserName = sameGroupIdCursor.getString(1);
-
+                    
                     if (!userName.equals(otherUserName)) {
                         // 新しいレコードを作成
                         limeDatabase.execSQL(