<gallery>APK 15.0.2 release Publish.

gallery/README.md

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+# Gallery
+
+#### 介绍
+云宝相册应用
+
+#### 软件架构
+适配安卓应用 [AIDE Pro] 的 Gradle 编译结构。
+也适配安卓应用 [AndroidIDE] 的 Gradle 编译结构。
+
+
+#### Gradle 编译说明
+调试版编译命令 ：gradle assembleBetaDebug
+阶段版编译命令 ：bash .winboll/bashPublishAPKAddTag.sh gallery
+
+#### 使用说明
+
+#### 参与贡献
+
+1.  Fork 本仓库
+2.  新建 Feat_xxx 分支
+3.  提交代码 : ZhanGSKen(ZhanGSKen<zhangsken@188.com>)
+4.  新建 Pull Request
+
+
+#### 特技
+
+1.  使用 Readme\_XXX.md 来支持不同的语言，例如 Readme\_en.md, Readme\_zh.md
+2.  Gitee 官方博客 [blog.gitee.com](https://blog.gitee.com)
+3.  你可以 [https://gitee.com/explore](https://gitee.com/explore) 这个地址来了解 Gitee 上的优秀开源项目
+4.  [GVP](https://gitee.com/gvp) 全称是 Gitee 最有价值开源项目，是综合评定出的优秀开源项目
+5.  Gitee 官方提供的使用手册 [https://gitee.com/help](https://gitee.com/help)
+6.  Gitee 封面人物是一档用来展示 Gitee 会员风采的栏目 [https://gitee.com/gitee-stars/](https://gitee.com/gitee-stars/)
+
+#### 参考文档

gallery/app_update_description.txt

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+

gallery/build.gradle

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+apply plugin: 'com.android.application'
+apply from: '../.winboll/winboll_app_build.gradle'
+apply from: '../.winboll/winboll_lint_build.gradle'
+
+def genVersionName(def versionName){
+    // 检查编译标志位配置
+    assert (winbollBuildProps['stageCount'] != null)
+    assert (winbollBuildProps['baseVersion'] != null)
+    // 保存基础版本号
+    winbollBuildProps.setProperty("baseVersion", "${versionName}");
+    //保存编译标志配置
+    FileOutputStream fos = new FileOutputStream(winbollBuildPropsFile)
+    winbollBuildProps.store(fos, "${winbollBuildPropsDesc}");
+    fos.close();
+    
+    // 返回编译版本号
+    return "${versionName}." + winbollBuildProps['stageCount']
+}
+
+android {
+	// 适配MIUI12
+	compileSdkVersion 30
+    buildToolsVersion "30.0.3"
+	
+    defaultConfig {
+        applicationId "cc.winboll.studio.gallery"
+	    minSdkVersion 23
+		// 适配MIUI12
+        targetSdkVersion 30
+        versionCode 1
+        // versionName 更新后需要手动设置 
+        // .winboll/winbollBuildProps.properties 文件的 stageCount=0
+        // Gradle编译环境下合起来的 versionName 就是 "${versionName}.0"
+        versionName "15.0"
+        if(true) {
+            versionName = genVersionName("${versionName}")
+        }
+    }
+
+	// 米盟 SDK
+    packagingOptions {
+         doNotStrip "*/*/libmimo_1011.so"
+    }
+	
+    sourceSets {
+        main {
+            jniLibs.srcDirs = ['libs'] // 若SO库放在libs目录下
+        }
+    }
+}
+
+dependencies {
+    
+    api 'com.google.code.gson:gson:2.10.1'
+	
+	// 下拉控件
+    api 'com.baoyz.pullrefreshlayout:library:1.2.0'
+    
+    // SSH
+    api 'com.jcraft:jsch:0.1.55'
+    // Html 解析
+    api 'org.jsoup:jsoup:1.13.1'
+    // 二维码类库
+    api 'com.google.zxing:core:3.4.1'
+    api 'com.journeyapps:zxing-android-embedded:3.6.0'
+    // 应用介绍页类库
+    api 'io.github.medyo:android-about-page:2.0.0'
+	// 网络连接类库
+    api 'com.squareup.okhttp3:okhttp:4.4.1'
+	// OkHttp网络请求
+     implementation 'com.squareup.okhttp3:okhttp:3.14.9'
+     // FastJSON解析
+     implementation 'com.alibaba:fastjson:1.2.76'
+    
+	// AndroidX 类库
+    /*api 'androidx.appcompat:appcompat:1.1.0'
+    //api 'com.google.android.material:material:1.4.0'
+    //api 'androidx.viewpager:viewpager:1.0.0'
+    //api 'androidx.vectordrawable:vectordrawable:1.1.0'
+    //api 'androidx.vectordrawable:vectordrawable-animated:1.1.0'
+    //api 'androidx.fragment:fragment:1.1.0'*/
+	
+	
+	// 米盟
+	api 'com.miui.zeus:mimo-ad-sdk:5.3.+'//请使用最新版sdk
+     //注意：以下5个库必须要引入
+    //implementation 'androidx.appcompat:appcompat:1.4.1'
+    api 'androidx.recyclerview:recyclerview:1.0.0'
+    api 'com.google.code.gson:gson:2.8.5'
+    api 'com.github.bumptech.glide:glide:4.9.0'
+    //annotationProcessor 'com.github.bumptech.glide:compiler:4.9.0'
+
+	implementation "androidx.annotation:annotation:1.3.0"
+    implementation "androidx.core:core:1.6.0"
+    implementation "androidx.drawerlayout:drawerlayout:1.1.1"
+    implementation "androidx.preference:preference:1.1.1"
+    implementation "androidx.viewpager:viewpager:1.0.0"
+    implementation "com.google.android.material:material:1.4.0"
+    implementation "com.google.guava:guava:24.1-jre"
+    /*
+	implementation "io.noties.markwon:core:$markwonVersion"
+    implementation "io.noties.markwon:ext-strikethrough:$markwonVersion"
+    implementation "io.noties.markwon:linkify:$markwonVersion"
+    implementation "io.noties.markwon:recycler:$markwonVersion"
+	*/
+	/*implementation 'com.termux:terminal-emulator:0.118.0'
+	implementation 'com.termux:terminal-view:0.118.0'
+	implementation 'com.termux:termux-shared:0.118.0'
+	*/
+	// WinBoLL库 nexus.winboll.cc 地址
+	api 'cc.winboll.studio:libaes:15.15.9'
+    api 'cc.winboll.studio:libappbase:15.15.19'
+	
+	// WinBoLL备用库 jitpack.io 地址
+	//api 'com.github.ZhanGSKen:AES:aes-v15.15.7'
+	//api 'com.github.ZhanGSKen:APPBase:appbase-v15.15.4'
+	
+	api fileTree(dir: 'libs', include: ['*.jar'])
+}

gallery/build.properties

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+#Created by .winboll/winboll_app_build.gradle
+#Sat Apr 25 06:42:01 HKT 2026
+stageCount=3
+libraryProject=
+baseVersion=15.0
+publishVersion=15.0.2
+buildCount=0
+baseBetaVersion=15.0.3

gallery/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in C:\tools\adt-bundle-windows-x86_64-20131030\sdk/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# ============================== 基础通用规则 ==============================
+# 保留系统组件
+-keep public class * extends android.app.Activity
+-keep public class * extends android.app.Service
+-keep public class * extends android.content.BroadcastReceiver
+-keep public class * extends android.content.ContentProvider
+-keep public class * extends android.app.backup.BackupAgentHelper
+-keep public class * extends android.preference.Preference
+
+# 保留 WinBoLL 核心包及子类（合并简化规则）
+-keep class cc.winboll.studio.** { *; }
+-keepclassmembers class cc.winboll.studio.** { *; }
+
+# 保留所有类中的 public static final String TAG 字段（便于日志定位）
+-keepclassmembers class * {
+    public static final java.lang.String TAG;
+}
+
+# 保留序列化类（避免Parcelable/Gson解析异常）
+-keep class * implements android.os.Parcelable {
+    public static final android.os.Parcelable$Creator *;
+}
+-keepclassmembers class * implements java.io.Serializable {
+    static final long serialVersionUID;
+    private static final java.io.ObjectStreamField[] serialPersistentFields;
+    private void writeObject(java.io.ObjectOutputStream);
+    private void readObject(java.io.ObjectInputStream);
+    java.lang.Object writeReplace();
+    java.lang.Object readResolve();
+}
+
+# 保留 R 文件（避免资源ID混淆）
+-keepclassmembers class **.R$* {
+    public static <fields>;
+}
+
+# 保留 native 方法（避免JNI调用失败）
+-keepclasseswithmembernames class * {
+    native <methods>;
+}
+
+# 保留注解和泛型（避免反射/序列化异常）
+-keepattributes *Annotation*
+-keepattributes Signature
+
+# 屏蔽 Java 8+ 警告（适配 Java 7 语法）
+-dontwarn java.lang.invoke.*
+-dontwarn android.support.v8.renderscript.*
+-dontwarn java.util.function.**
+
+# ============================== 第三方框架专项规则 ==============================
+# OkHttp 4.4.1（米盟广告请求依赖，完善Lambda兼容）
+-keep class okhttp3.** { *; }
+-keep interface okhttp3.** { *; }
+-keep class okhttp3.internal.** { *; }
+-keep class okio.** { *; }
+-dontwarn okhttp3.internal.platform.**
+-dontwarn okio.**
+
+# Glide 4.9.0（米盟广告图片加载依赖）
+-keep public class * implements com.bumptech.glide.module.GlideModule
+-keep public class * extends com.bumptech.glide.module.AppGlideModule
+-keep public enum com.bumptech.glide.load.ImageHeaderParser$ImageType {
+    **[] $VALUES;
+    public *;
+}
+-keepclassmembers class * implements com.bumptech.glide.module.AppGlideModule {
+    <init>();
+}
+-dontwarn com.bumptech.glide.**
+
+# Gson 2.8.5（米盟广告数据序列化依赖）
+-keep class com.google.gson.** { *; }
+-keep interface com.google.gson.** { *; }
+-keepclassmembers class * {
+    @com.google.gson.annotations.SerializedName <fields>;
+}
+
+# 米盟 SDK（核心广告组件，完整保留避免加载失败）
+-keep class com.miui.zeus.** { *; }
+-keep interface com.miui.zeus.** { *; }
+# 保留米盟日志字段（便于广告加载失败排查）
+-keepclassmembers class com.miui.zeus.mimo.sdk.** {
+    public static final java.lang.String TAG;
+}
+
+# RecyclerView 1.0.0（米盟广告布局渲染依赖）
+-keep class androidx.recyclerview.** { *; }
+-keep interface androidx.recyclerview.** { *; }
+-keepclassmembers class androidx.recyclerview.widget.RecyclerView$Adapter {
+    public *;
+}
+
+# 其他第三方框架（按引入依赖保留，无则可删除）
+# XXPermissions 18.63
+-keep class com.hjq.permissions.** { *; }
+-keep interface com.hjq.permissions.** { *; }
+
+# ZXing 二维码（核心解析组件）
+-keep class com.google.zxing.** { *; }
+-keep class com.journeyapps.zxing.** { *; }
+
+# Jsoup HTML解析
+-keep class org.jsoup.** { *; }
+
+# Pinyin4j 拼音搜索
+-keep class net.sourceforge.pinyin4j.** { *; }
+
+# JSch SSH组件
+-keep class com.jcraft.jsch.** { *; }
+
+# AndroidX 基础组件
+-keep class androidx.appcompat.** { *; }
+-keep interface androidx.appcompat.** { *; }
+
+# ============================== 优化与调试配置 ==============================
+# 优化级别（平衡混淆效果与性能）
+-optimizationpasses 5
+-optimizations !code/simplification/arithmetic,!code/simplification/cast,!field/*,!class/merging/*
+
+# 调试辅助（保留行号便于崩溃定位）
+-verbose
+-dontpreverify
+-dontusemixedcaseclassnames
+-keepattributes SourceFile,LineNumberTable
+

gallery/src/beta/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools" >
+
+    <application>
+
+        <!-- Put flavor specific code here -->
+
+    </application>
+
+</manifest>
+

gallery/src/beta/res/values/strings.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <!-- Put flavor specific strings here -->
+    <string name="app_name">Gallery+</string>
+</resources>

gallery/src/main/AndroidManifest.xml

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+<?xml version='1.0' encoding='utf-8'?>
+<manifest
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    package="cc.winboll.studio.gallery">
+
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE"/>
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:label="@string/app_name"
+        android:theme="@style/AppTheme"
+        android:resizeableActivity="true"
+        android:name=".GlobalWinBoLLApplication"
+		android:requestLegacyExternalStorage="true">
+
+        <activity
+            android:name=".MainActivity"
+            android:label="@string/app_name">
+
+            <intent-filter>
+
+                <action android:name="android.intent.action.MAIN"/>
+
+                <category android:name="android.intent.category.LAUNCHER"/>
+
+            </intent-filter>
+
+        </activity>
+
+        <activity
+            android:name=".SettingsActivity"
+            android:label="@string/settings_title"/>
+
+        <activity
+            android:name=".AlbumActivity"
+            android:label="@string/app_name"/>
+
+        <activity
+            android:name=".ImageViewerActivity"
+            android:label="@string/app_name"/>
+
+        <activity
+            android:name=".TrashActivity"
+            android:label="@string/trash"/>
+
+        <meta-data
+            android:name="android.max_aspect"
+            android:value="4.0"/>
+
+        <activity android:name=".GlobalApplication$CrashActivity"/>
+
+    </application>
+
+</manifest>

gallery/src/main/java/cc/winboll/studio/gallery/Album.java

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+package cc.winboll.studio.gallery;
+
+import android.net.Uri;
+import cc.winboll.studio.libappbase.LogUtils;
+
+public class Album {
+    public static final String TAG = "Album";
+    private String name;
+    private String path;
+    private Uri coverUri;
+    private int imageCount;
+
+    public Album(String name, String path, Uri coverUri, int imageCount) {
+        LogUtils.d(TAG, "Album created: " + name);
+        this.name = name;
+        this.path = path;
+        this.coverUri = coverUri;
+        this.imageCount = imageCount;
+    }
+
+    public String getName() { return name; }
+    public String getPath() { return path; }
+    public Uri getCoverUri() { return coverUri; }
+    public int getImageCount() { return imageCount; }
+}

gallery/src/main/java/cc/winboll/studio/gallery/AlbumActivity.java

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+package cc.winboll.studio.gallery;
+
+import android.content.ContentResolver;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.Bundle;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.widget.Toast;
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
+import androidx.recyclerview.widget.GridLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+import java.util.ArrayList;
+
+import cc.winboll.studio.libappbase.LogUtils;
+import cc.winboll.studio.gallery.ImageAdapter.OnImageClickListener;
+
+public class AlbumActivity extends AppCompatActivity {
+    public static final String TAG = "AlbumActivity";
+    private static final int PERMISSION_REQUEST_CODE = 101;
+    public static final String EXTRA_ALBUM_PATH = "album_path";
+    public static final String EXTRA_ALBUM_NAME = "album_name";
+    private RecyclerView recyclerView;
+    private ImageAdapter adapter;
+    private String albumPath;
+    private String albumName;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+        LogUtils.d(TAG, "onCreate");
+        
+        Toolbar toolbar = findViewById(R.id.toolbar);
+        setSupportActionBar(toolbar);
+        
+        albumPath = getIntent().getStringExtra(EXTRA_ALBUM_PATH);
+        albumName = getIntent().getStringExtra(EXTRA_ALBUM_NAME);
+        
+        getSupportActionBar().setTitle(albumName);
+        
+        recyclerView = findViewById(R.id.recycler_view);
+        recyclerView.setLayoutManager(new GridLayoutManager(this, 3));
+        adapter = new ImageAdapter();
+        recyclerView.setAdapter(adapter);
+        
+        adapter.setOnImageClickListener(new OnImageClickListener() {
+            @Override
+            public void onImageClick(int position, ArrayList<Uri> urls, ArrayList<String> paths) {
+                Intent intent = new Intent(AlbumActivity.this, ImageViewerActivity.class);
+                intent.putParcelableArrayListExtra(ImageViewerActivity.EXTRA_IMAGE_URLS, urls);
+                intent.putStringArrayListExtra(ImageViewerActivity.EXTRA_POSITIONS, paths);
+                intent.putExtra(ImageViewerActivity.EXTRA_POSITION, position);
+                startActivity(intent);
+            }
+        });
+        
+        if (checkPermission()) {
+            loadImages();
+        } else {
+            requestPermission();
+        }
+    }
+
+    private boolean checkPermission() {
+        return ContextCompat.checkSelfPermission(this, android.Manifest.permission.READ_EXTERNAL_STORAGE) 
+            == PackageManager.PERMISSION_GRANTED;
+    }
+
+    private void requestPermission() {
+        ActivityCompat.requestPermissions(this, 
+            new String[]{android.Manifest.permission.READ_EXTERNAL_STORAGE}, 
+            PERMISSION_REQUEST_CODE);
+    }
+
+    @Override
+    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, 
+            @NonNull int[] grantResults) {
+        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
+        if (requestCode == PERMISSION_REQUEST_CODE) {
+            if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
+                loadImages();
+            } else {
+                Toast.makeText(this, "Permission denied", Toast.LENGTH_SHORT).show();
+            }
+        }
+    }
+
+    private void loadImages() {
+        LogUtils.d(TAG, "loadImages");
+        ArrayList<Uri> imageUrls = new ArrayList<>();
+        ArrayList<String> imagePaths = new ArrayList<>();
+        ContentResolver contentResolver = getContentResolver();
+        Uri collection = android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
+        
+        String selection = android.provider.MediaStore.Images.Media.DATA + " LIKE ?";
+        String[] selectionArgs = new String[]{albumPath + "%"};
+        String sortOrder = android.provider.MediaStore.Images.Media.DATE_ADDED + " DESC";
+        
+        try (Cursor cursor = contentResolver.query(collection, null, selection, selectionArgs, sortOrder)) {
+            if (cursor != null) {
+                int dataColumn = cursor.getColumnIndexOrThrow(android.provider.MediaStore.Images.Media.DATA);
+                while (cursor.moveToNext()) {
+                    String path = cursor.getString(dataColumn);
+                    if (path != null && path.startsWith(albumPath + "/")) {
+                        long id = cursor.getLong(cursor.getColumnIndexOrThrow(android.provider.MediaStore.Images.Media._ID));
+                        Uri contentUri = Uri.withAppendedPath(collection, String.valueOf(id));
+                        imageUrls.add(contentUri);
+                        imagePaths.add(path);
+                    }
+                }
+            }
+        }
+        
+        if (imageUrls.isEmpty()) {
+            Toast.makeText(this, R.string.no_images_found, Toast.LENGTH_SHORT).show();
+            LogUtils.i(TAG, "No images found");
+        }
+        adapter.setData(imageUrls, imagePaths);
+        LogUtils.d(TAG, "Loaded " + imageUrls.size() + " images");
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        getMenuInflater().inflate(R.menu.menu_main, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(@NonNull MenuItem item) {
+        if (item.getItemId() == R.id.action_refresh) {
+            if (checkPermission()) {
+                loadImages();
+            }
+            return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+    
+    @Override
+    protected void onResume() {
+        super.onResume();
+        if (checkPermission()) {
+            loadImages();
+        }
+    }
+}

gallery/src/main/java/cc/winboll/studio/gallery/AlbumAdapter.java

@@ -0,0 +1,117 @@
+package cc.winboll.studio.gallery;
+
+import android.net.Uri;
+import android.provider.MediaStore;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+import com.bumptech.glide.Glide;
+import java.io.File;
+import java.util.ArrayList;
+
+import cc.winboll.studio.libappbase.LogUtils;
+
+public class AlbumAdapter extends RecyclerView.Adapter<AlbumAdapter.ViewHolder> {
+    public static final String TAG = "AlbumAdapter";
+    private ArrayList<Album> albums = new ArrayList<>();
+    private OnAlbumClickListener listener;
+
+    public interface OnAlbumClickListener {
+        void onAlbumClick(Album album);
+    }
+
+    public void setOnAlbumClickListener(OnAlbumClickListener listener) {
+        this.listener = listener;
+    }
+
+    public void setData(ArrayList<Album> albums) {
+        this.albums = albums;
+        LogUtils.d(TAG, "setData: " + albums.size() + " albums");
+        notifyDataSetChanged();
+    }
+
+    @NonNull
+    @Override
+    public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(parent.getContext())
+            .inflate(R.layout.item_album, parent, false);
+        return new ViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull ViewHolder holder, final int position) {
+        final Album album = albums.get(position);
+        LogUtils.d(TAG, "bind: " + album.getName() + ", cover=" + album.getCoverUri());
+        
+        holder.albumName.setText(album.getName());
+        holder.imageCount.setText(album.getImageCount() + " photos");
+        
+        holder.itemView.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                if (listener != null) {
+                    listener.onAlbumClick(album);
+                }
+            }
+        });
+        
+        Uri coverUri = album.getCoverUri();
+        if (coverUri != null) {
+            String uriString = coverUri.toString();
+            LogUtils.d(TAG, "uri scheme: " + coverUri.getScheme() + ", path: " + uriString);
+            
+            // For content:// URIs, try to get the actual file path
+            if ("content".equals(coverUri.getScheme())) {
+                try {
+                    android.database.Cursor cursor = holder.coverImage.getContext().getContentResolver()
+                        .query(coverUri, new String[]{MediaStore.Images.Media.DATA}, null, null, null);
+                    if (cursor != null && cursor.moveToFirst()) {
+                        int dataColumn = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
+                        String filePath = cursor.getString(dataColumn);
+                        cursor.close();
+                        if (filePath != null) {
+                            File actualFile = new File(filePath);
+                            LogUtils.d(TAG, "actual file: " + actualFile.getAbsolutePath() + ", exists=" + actualFile.exists());
+                            // Use file path instead of content URI for better compatibility
+                            Glide.with(holder.coverImage.getContext())
+                                .load(actualFile)
+                                .centerCrop()
+                                .into(holder.coverImage);
+                            return;
+                        }
+                    }
+                } catch (Exception e) {
+                    LogUtils.e(TAG, "query error: " + e.getMessage());
+                }
+            }
+        }
+        
+        // Fallback to content URI
+        Glide.with(holder.coverImage.getContext())
+            .load(coverUri)
+            .centerCrop()
+            .into(holder.coverImage);
+    }
+
+    @Override
+    public int getItemCount() {
+        return albums.size();
+    }
+
+    static class ViewHolder extends RecyclerView.ViewHolder {
+        ImageView coverImage;
+        TextView albumName;
+        TextView imageCount;
+        ViewHolder(View itemView) {
+            super(itemView);
+            coverImage = itemView.findViewById(R.id.album_cover);
+            albumName = itemView.findViewById(R.id.album_name);
+            imageCount = itemView.findViewById(R.id.image_count);
+        }
+    }
+}

gallery/src/main/java/cc/winboll/studio/gallery/GlobalWinBoLLApplication.java

@@ -0,0 +1,44 @@
+package cc.winboll.studio.gallery;
+
+import cc.winboll.studio.libaes.utils.WinBoLLActivityManager;
+import cc.winboll.studio.libappbase.GlobalApplication;
+import cc.winboll.studio.libappbase.LogUtils;
+import cc.winboll.studio.libappbase.ToastUtils;
+
+/**
+ * @Author 豆包&ZhanGSKen<zhangsken@qq.com>
+ * @Date 2026/04/24 15:23
+ */
+public class GlobalWinBoLLApplication extends GlobalApplication {
+    
+    public static final String TAG = "GlobalWinBoLLApplication";
+    
+
+@Override
+    public void onCreate() {
+        super.onCreate();
+        LogUtils.d(TAG, "onCreate");
+        setIsDebugging(BuildConfig.DEBUG);
+        //setIsDebugging(false);
+
+        WinBoLLActivityManager.init(this);
+
+        // 初始化 Toast 框架
+        ToastUtils.init(this);
+        // 设置 Toast 布局样式
+        //ToastUtils.setView(R.layout.view_toast);
+        //ToastUtils.setStyle(new WhiteToastStyle());
+        //ToastUtils.setGravity(Gravity.BOTTOM, 0, 200);
+
+        //CrashHandler.getInstance().registerGlobal(this);
+        //CrashHandler.getInstance().registerPart(this);
+    }
+
+@Override
+    public void onTerminate() {
+        super.onTerminate();
+        LogUtils.d(TAG, "onTerminate");
+        ToastUtils.release();
+    }
+    
+}

gallery/src/main/java/cc/winboll/studio/gallery/ImageAdapter.java

@@ -0,0 +1,76 @@
+package cc.winboll.studio.gallery;
+
+import android.net.Uri;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+import com.bumptech.glide.Glide;
+import java.util.ArrayList;
+
+import cc.winboll.studio.libappbase.LogUtils;
+
+public class ImageAdapter extends RecyclerView.Adapter<ImageAdapter.ViewHolder> {
+    public static final String TAG = "ImageAdapter";
+    private ArrayList<Uri> imageUrls = new ArrayList<>();
+    private ArrayList<String> imagePaths = new ArrayList<>();
+    private OnImageClickListener listener;
+
+    public interface OnImageClickListener {
+        void onImageClick(int position, ArrayList<Uri> urls, ArrayList<String> paths);
+    }
+
+    public void setOnImageClickListener(OnImageClickListener listener) {
+        this.listener = listener;
+    }
+
+    public void setData(ArrayList<Uri> urls, ArrayList<String> paths) {
+        this.imageUrls = urls;
+        this.imagePaths = paths;
+        LogUtils.d(TAG, "setData: " + urls.size() + " images");
+        notifyDataSetChanged();
+    }
+
+    @NonNull
+    @Override
+    public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(parent.getContext())
+            .inflate(R.layout.item_gallery, parent, false);
+        return new ViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull ViewHolder holder, final int position) {
+        Glide.with(holder.imageView.getContext())
+            .load(imageUrls.get(position))
+            .centerCrop()
+            .into(holder.imageView);
+        
+        final ArrayList<Uri> urls = imageUrls;
+        final ArrayList<String> paths = imagePaths;
+        holder.imageView.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                if (listener != null) {
+                    listener.onImageClick(position, urls, paths);
+                }
+            }
+        });
+    }
+
+    @Override
+    public int getItemCount() {
+        return imageUrls.size();
+    }
+
+    static class ViewHolder extends RecyclerView.ViewHolder {
+        ImageView imageView;
+        ViewHolder(View itemView) {
+            super(itemView);
+            imageView = itemView.findViewById(R.id.image);
+        }
+    }
+}

gallery/src/main/java/cc/winboll/studio/gallery/ImagePagerAdapter.java

@@ -0,0 +1,56 @@
+package cc.winboll.studio.gallery;
+
+import android.net.Uri;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import androidx.annotation.NonNull;
+import androidx.viewpager.widget.PagerAdapter;
+import com.bumptech.glide.Glide;
+import com.bumptech.glide.load.engine.DiskCacheStrategy;
+import java.util.ArrayList;
+
+import cc.winboll.studio.libappbase.LogUtils;
+
+public class ImagePagerAdapter extends PagerAdapter {
+    public static final String TAG = "ImagePagerAdapter";
+    private ArrayList<Uri> imageUrls;
+
+    public ImagePagerAdapter(ArrayList<Uri> imageUrls) {
+        this.imageUrls = imageUrls;
+        LogUtils.d(TAG, "ImagePagerAdapter created with " + imageUrls.size() + " images");
+    }
+
+    @Override
+    public int getCount() {
+        return imageUrls.size();
+    }
+
+    @NonNull
+    @Override
+    public Object instantiateItem(@NonNull ViewGroup container, int position) {
+        View view = LayoutInflater.from(container.getContext())
+            .inflate(R.layout.item_image_pager, container, false);
+        ImageView imageView = view.findViewById(R.id.image);
+        
+        Glide.with(imageView.getContext())
+            .load(imageUrls.get(position))
+            .diskCacheStrategy(DiskCacheStrategy.NONE)
+            .skipMemoryCache(true)
+            .into(imageView);
+        
+        container.addView(view);
+        return view;
+    }
+
+    @Override
+    public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {
+        container.removeView((View) object);
+    }
+
+    @Override
+    public boolean isViewFromObject(@NonNull View view, @NonNull Object object) {
+        return view == object;
+    }
+}

gallery/src/main/java/cc/winboll/studio/gallery/ImageViewerActivity.java

@@ -0,0 +1,377 @@
+package cc.winboll.studio.gallery;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+import android.provider.MediaStore;
+import android.view.GestureDetector;
+import android.view.MotionEvent;
+import android.view.View;
+import android.view.View.OnTouchListener;
+import android.view.WindowManager;
+import android.widget.ImageButton;
+import androidx.viewpager.widget.ViewPager;
+import java.io.File;
+import java.util.ArrayList;
+
+import cc.winboll.studio.libappbase.LogUtils;
+
+public class ImageViewerActivity extends Activity implements ViewPager.OnPageChangeListener {
+    public static final String TAG = "ImageViewerActivity";
+    public static final String EXTRA_IMAGE_URLS = "image_urls";
+    public static final String EXTRA_POSITIONS = "image_positions";
+    public static final String EXTRA_POSITION = "position";
+    
+    private ArrayList<Uri> imageUrls;
+    private ArrayList<String> imagePaths;
+    private int currentPosition;
+    private ViewPager viewPager;
+    private View toolbar;
+    private ImageButton btnBack;
+    private ImageButton btnDelete;
+    private ImageButton btnShare;
+    private ImageButton btnInfo;
+    private GestureDetector gestureDetector;
+    private TrashManager trashManager;
+    
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
+            WindowManager.LayoutParams.FLAG_FULLSCREEN);
+        setContentView(R.layout.activity_image_viewer);
+        LogUtils.d(TAG, "onCreate");
+        
+        imageUrls = getIntent().getParcelableArrayListExtra(EXTRA_IMAGE_URLS);
+        imagePaths = getIntent().getStringArrayListExtra(EXTRA_POSITIONS);
+        currentPosition = getIntent().getIntExtra(EXTRA_POSITION, 0);
+        
+        trashManager = new TrashManager(this);
+        
+        viewPager = findViewById(R.id.view_pager);
+        toolbar = findViewById(R.id.toolbar);
+        btnBack = findViewById(R.id.btn_back);
+        btnDelete = findViewById(R.id.btn_delete);
+        btnShare = findViewById(R.id.btn_share);
+        btnInfo = findViewById(R.id.btn_info);
+        
+        ImagePagerAdapter adapter = new ImagePagerAdapter(imageUrls);
+        viewPager.setAdapter(adapter);
+        viewPager.setCurrentItem(currentPosition);
+        viewPager.addOnPageChangeListener(this);
+        
+        gestureDetector = new GestureDetector(this, new GestureDetector.SimpleOnGestureListener() {
+            @Override
+            public boolean onSingleTapConfirmed(MotionEvent e) {
+                toggleToolbar();
+                return true;
+            }
+        });
+        
+        viewPager.setOnTouchListener(new OnTouchListener() {
+            @Override
+            public boolean onTouch(View v, MotionEvent event) {
+                return gestureDetector.onTouchEvent(event);
+            }
+        });
+        
+        btnBack.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                finish();
+            }
+        });
+        
+        btnDelete.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                showDeleteDialog();
+            }
+        });
+        
+        btnShare.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                shareCurrentImage();
+            }
+        });
+        
+        btnInfo.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                showImageInfo();
+            }
+        });
+    }
+    
+    private void toggleToolbar() {
+        if (toolbar.getVisibility() == View.VISIBLE) {
+            toolbar.setVisibility(View.GONE);
+        } else {
+            toolbar.setVisibility(View.VISIBLE);
+        }
+    }
+    
+    private void showDeleteDialog() {
+        new AlertDialog.Builder(this)
+            .setMessage("Delete to trash?")
+            .setPositiveButton("Yes", new android.content.DialogInterface.OnClickListener() {
+                @Override
+                public void onClick(android.content.DialogInterface dialog, int which) {
+                    moveToTrash();
+                }
+            })
+            .setNegativeButton("No", null)
+            .show();
+    }
+    
+    private void moveToTrash() {
+        LogUtils.d(TAG, "moveToTrash");
+        if (currentPosition >= 0 && currentPosition < imageUrls.size()) {
+            String imagePath = "";
+            if (imagePaths != null && currentPosition < imagePaths.size()) {
+                imagePath = imagePaths.get(currentPosition);
+            } else {
+                imagePath = getPathFromUri(imageUrls.get(currentPosition));
+            }
+            
+            Uri imageUri = imageUrls.get(currentPosition);
+            long result = -1;
+            
+            if (!imagePath.isEmpty()) {
+                result = trashManager.addToTrash(imagePath);
+            }
+            
+            if (result > 0) {
+                try {
+                    getContentResolver().delete(imageUri, null, null);
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+                android.widget.Toast.makeText(this, "Moved to trash", android.widget.Toast.LENGTH_SHORT).show();
+                LogUtils.i(TAG, "Moved to trash");
+                removeCurrentImage();
+            } else {
+                try {
+                    int deleted = getContentResolver().delete(imageUri, null, null);
+                    android.widget.Toast.makeText(this, "Deleted: " + deleted, android.widget.Toast.LENGTH_SHORT).show();
+                    removeCurrentImage();
+                } catch (Exception e) {
+                    e.printStackTrace();
+                    removeCurrentImage();
+                }
+            }
+        }
+    }
+    
+    private void removeCurrentImage() {
+        imageUrls.remove(currentPosition);
+        if (imagePaths != null) {
+            imagePaths.remove(currentPosition);
+        }
+        
+        if (imageUrls.isEmpty()) {
+            finish();
+        } else {
+            if (currentPosition >= imageUrls.size()) {
+                currentPosition = imageUrls.size() - 1;
+            }
+            viewPager.setAdapter(new ImagePagerAdapter(imageUrls));
+            viewPager.setCurrentItem(currentPosition);
+        }
+    }
+    
+    private String getPathFromUri(Uri uri) {
+        String[] projection = { MediaStore.Images.Media.DATA };
+        android.database.Cursor cursor = getContentResolver().query(uri, projection, null, null, null);
+        if (cursor != null) {
+            try {
+                if (cursor.moveToFirst()) {
+                    int columnIndex = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
+                    return cursor.getString(columnIndex);
+                }
+            } finally {
+                cursor.close();
+            }
+        }
+        return uri.getPath();
+    }
+    
+    private void shareCurrentImage() {
+        if (currentPosition >= 0 && currentPosition < imageUrls.size()) {
+            Uri imageUri = imageUrls.get(currentPosition);
+            Intent shareIntent = new Intent(Intent.ACTION_SEND);
+            shareIntent.setType("image/*");
+            shareIntent.putExtra(Intent.EXTRA_STREAM, imageUri);
+            shareIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
+            startActivity(Intent.createChooser(shareIntent, "Share Image"));
+        }
+    }
+    
+    private void showImageInfo() {
+        if (currentPosition < 0 || currentPosition >= imageUrls.size()) {
+            return;
+        }
+        
+        String imagePath = "";
+        if (imagePaths != null && currentPosition < imagePaths.size()) {
+            imagePath = imagePaths.get(currentPosition);
+        } else {
+            imagePath = getPathFromUri(imageUrls.get(currentPosition));
+        }
+        
+        File imageFile = new File(imagePath);
+        if (!imageFile.exists()) {
+            imageFile = new File(imagePath);
+        }
+        
+        android.widget.LinearLayout layout = new android.widget.LinearLayout(this);
+        layout.setOrientation(android.widget.LinearLayout.VERTICAL);
+        layout.setPadding(48, 32, 48, 32);
+        
+        android.widget.TextView labelPath = new android.widget.TextView(this);
+        labelPath.setText("Path:");
+        labelPath.setTextColor(getColor(android.R.color.darker_gray));
+        labelPath.setTextSize(14);
+        labelPath.setTypeface(null, android.graphics.Typeface.BOLD);
+        layout.addView(labelPath);
+        
+        android.widget.TextView valuePath = new android.widget.TextView(this);
+        valuePath.setText(imagePath);
+        valuePath.setTextColor(getColor(android.R.color.black));
+        valuePath.setTextSize(14);
+        valuePath.setTextIsSelectable(true);
+        layout.addView(valuePath);
+        
+        if (imageFile.exists()) {
+            long sizeBytes = imageFile.length();
+            String size;
+            if (sizeBytes < 1024) {
+                size = sizeBytes + " B";
+            } else if (sizeBytes < 1024 * 1024) {
+                size = String.format("%.2f KB", sizeBytes / 1024.0);
+            } else {
+                size = String.format("%.2f MB", sizeBytes / (1024.0 * 1024.0));
+            }
+            
+            android.widget.TextView labelSize = new android.widget.TextView(this);
+            labelSize.setText("Size:");
+            labelSize.setTextColor(getColor(android.R.color.darker_gray));
+            labelSize.setTextSize(14);
+            labelSize.setTypeface(null, android.graphics.Typeface.BOLD);
+            layout.addView(labelSize);
+            
+            android.widget.TextView valueSize = new android.widget.TextView(this);
+            valueSize.setText(size);
+            valueSize.setTextColor(getColor(android.R.color.black));
+            valueSize.setTextSize(14);
+            valueSize.setTextIsSelectable(true);
+            layout.addView(valueSize);
+        }
+        
+        try {
+            android.graphics.BitmapFactory.Options options = new android.graphics.BitmapFactory.Options();
+            options.inJustDecodeBounds = true;
+            android.graphics.BitmapFactory.decodeFile(imagePath, options);
+            if (options.outWidth > 0 && options.outHeight > 0) {
+                android.widget.TextView labelPixels = new android.widget.TextView(this);
+                labelPixels.setText("Pixels:");
+                labelPixels.setTextColor(getColor(android.R.color.darker_gray));
+                labelPixels.setTextSize(14);
+                labelPixels.setTypeface(null, android.graphics.Typeface.BOLD);
+                layout.addView(labelPixels);
+                
+                android.widget.TextView valuePixels = new android.widget.TextView(this);
+                valuePixels.setText(options.outWidth + " x " + options.outHeight);
+                valuePixels.setTextColor(getColor(android.R.color.black));
+                valuePixels.setTextSize(14);
+                valuePixels.setTextIsSelectable(true);
+                layout.addView(valuePixels);
+            }
+        } catch (Exception e) {
+            LogUtils.e(TAG, "get pixels error: " + e.getMessage());
+        }
+        
+        try {
+            String[] projection = {
+                MediaStore.Images.Media.DATE_ADDED,
+                MediaStore.Images.Media.DATE_MODIFIED,
+                MediaStore.Images.Media.DATE_TAKEN
+            };
+            android.database.Cursor cursor = getContentResolver().query(
+                imageUrls.get(currentPosition), projection, null, null, null);
+            if (cursor != null) {
+                if (cursor.moveToFirst()) {
+                    int dateAddedCol = cursor.getColumnIndex(MediaStore.Images.Media.DATE_ADDED);
+                    int dateTakenCol = cursor.getColumnIndex(MediaStore.Images.Media.DATE_TAKEN);
+                    
+                    java.text.SimpleDateFormat sdf = new java.text.SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+                    
+                    if (dateTakenCol >= 0) {
+                        long dateTaken = cursor.getLong(dateTakenCol);
+                        if (dateTaken > 0) {
+                            android.widget.TextView labelTaken = new android.widget.TextView(this);
+                            labelTaken.setText("Date Taken:");
+                            labelTaken.setTextColor(getColor(android.R.color.darker_gray));
+                            labelTaken.setTextSize(14);
+                            labelTaken.setTypeface(null, android.graphics.Typeface.BOLD);
+                            layout.addView(labelTaken);
+                            
+                            android.widget.TextView valueTaken = new android.widget.TextView(this);
+                            valueTaken.setText(sdf.format(new java.util.Date(dateTaken)));
+                            valueTaken.setTextColor(getColor(android.R.color.black));
+                            valueTaken.setTextSize(14);
+                            valueTaken.setTextIsSelectable(true);
+                            layout.addView(valueTaken);
+                        }
+                    }
+                    if (dateAddedCol >= 0) {
+                        long dateAdded = cursor.getLong(dateAddedCol);
+                        if (dateAdded > 0) {
+                            android.widget.TextView labelAdded = new android.widget.TextView(this);
+                            labelAdded.setText("Date Added:");
+                            labelAdded.setTextColor(getColor(android.R.color.darker_gray));
+                            labelAdded.setTextSize(14);
+                            labelAdded.setTypeface(null, android.graphics.Typeface.BOLD);
+                            layout.addView(labelAdded);
+                            
+                            android.widget.TextView valueAdded = new android.widget.TextView(this);
+                            valueAdded.setText(sdf.format(new java.util.Date(dateAdded * 1000)));
+                            valueAdded.setTextColor(getColor(android.R.color.black));
+                            valueAdded.setTextSize(14);
+                            valueAdded.setTextIsSelectable(true);
+                            layout.addView(valueAdded);
+                        }
+                    }
+                }
+                cursor.close();
+            }
+        } catch (Exception e) {
+            LogUtils.e(TAG, "get date error: " + e.getMessage());
+        }
+        
+        new AlertDialog.Builder(this)
+            .setTitle("Image Info")
+            .setView(layout)
+            .setPositiveButton("OK", null)
+            .show();
+    }
+    
+    @Override
+    public void onPageSelected(int position) {
+        currentPosition = position;
+    }
+    
+    @Override
+    public void onPageScrollStateChanged(int state) {}
+    
+    @Override
+    public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {}
+    
+    @Override
+    public void onBackPressed() {
+        finish();
+    }
+}

gallery/src/main/java/cc/winboll/studio/gallery/MainActivity.java

@@ -0,0 +1,290 @@
+package cc.winboll.studio.gallery;
+
+import android.Manifest;
+import android.content.ContentResolver;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.database.Cursor;
+import android.media.MediaScannerConnection;
+import android.net.Uri;
+import android.os.Build;
+import android.os.Bundle;
+import android.os.Environment;
+import android.provider.MediaStore;
+import android.provider.Settings;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.widget.Toast;
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
+import androidx.recyclerview.widget.GridLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+import cc.winboll.studio.gallery.AlbumAdapter.OnAlbumClickListener;
+import cc.winboll.studio.libappbase.LogUtils;
+import cc.winboll.studio.libappbase.LogActivity;
+import java.io.File;
+import java.io.FileFilter;
+import java.io.FilenameFilter;
+import java.util.ArrayList;
+
+public class MainActivity extends AppCompatActivity {
+    public static final String TAG = "MainActivity";
+    private static final int PERMISSION_REQUEST_CODE = 100;
+    private static final int MANAGE_PERMISSION_REQUEST_CODE = 101;
+    private RecyclerView recyclerView;
+    private AlbumAdapter adapter;
+    private Preferences prefs;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+        LogUtils.d(TAG, "onCreate");
+        
+        Toolbar toolbar = findViewById(R.id.toolbar);
+        setSupportActionBar(toolbar);
+        
+        prefs = new Preferences(this);
+        
+        recyclerView = findViewById(R.id.recycler_view);
+        recyclerView.setLayoutManager(new GridLayoutManager(this, 2));
+        adapter = new AlbumAdapter();
+        recyclerView.setAdapter(adapter);
+        
+        adapter.setOnAlbumClickListener(new OnAlbumClickListener() {
+            @Override
+            public void onAlbumClick(Album album) {
+                Intent intent = new Intent(MainActivity.this, AlbumActivity.class);
+                intent.putExtra(AlbumActivity.EXTRA_ALBUM_PATH, album.getPath());
+                intent.putExtra(AlbumActivity.EXTRA_ALBUM_NAME, album.getName());
+                startActivity(intent);
+            }
+        });
+        
+        checkAndRequestPermissions();
+    }
+    
+    private void checkAndRequestPermissions() {
+        LogUtils.i(TAG, "checkAndRequestPermissions");
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+            if (!Environment.isExternalStorageManager()) {
+                try {
+                    Intent intent = new Intent(Settings.ACTION_MANAGE_APP_ALL_FILES_ACCESS_PERMISSION);
+                    intent.setData(Uri.parse("package:" + getPackageName()));
+                    startActivityForResult(intent, MANAGE_PERMISSION_REQUEST_CODE);
+                } catch (Exception e) {
+                    Intent intent = new Intent(Settings.ACTION_MANAGE_ALL_FILES_ACCESS_PERMISSION);
+                    startActivityForResult(intent, MANAGE_PERMISSION_REQUEST_CODE);
+                }
+                return;
+            }
+        }
+        
+        if (checkPermission()) {
+            loadAlbums();
+        } else {
+            requestPermission();
+        }
+    }
+    
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+        if (requestCode == MANAGE_PERMISSION_REQUEST_CODE) {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+                if (Environment.isExternalStorageManager()) {
+                    loadAlbums();
+                } else {
+                    Toast.makeText(this, "Permission required", Toast.LENGTH_SHORT).show();
+                }
+            }
+        }
+    }
+    
+    private boolean checkPermission() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+            return Environment.isExternalStorageManager();
+        }
+        return ContextCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE) 
+            == PackageManager.PERMISSION_GRANTED;
+    }
+
+    private void requestPermission() {
+        ActivityCompat.requestPermissions(this, 
+            new String[]{Manifest.permission.READ_EXTERNAL_STORAGE}, 
+            PERMISSION_REQUEST_CODE);
+    }
+
+    @Override
+    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, 
+            @NonNull int[] grantResults) {
+        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
+        if (requestCode == PERMISSION_REQUEST_CODE) {
+            if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
+                loadAlbums();
+            } else {
+                Toast.makeText(this, "Permission denied", Toast.LENGTH_SHORT).show();
+            }
+        }
+    }
+
+    private void loadAlbums() {
+        LogUtils.d(TAG, "loadAlbums");
+        String folderPath = prefs.getFolderPath();
+        File baseFolder = new File(folderPath);
+        LogUtils.d(TAG, "baseFolder: " + baseFolder.getAbsolutePath() + ", exists=" + baseFolder.exists());
+        
+        if (!baseFolder.exists() || !baseFolder.isDirectory()) {
+            folderPath = Preferences.getDefaultPath();
+            baseFolder = new File(folderPath);
+            LogUtils.d(TAG, "try default: " + baseFolder.getAbsolutePath() + ", exists=" + baseFolder.exists());
+            if (!baseFolder.exists()) {
+                folderPath = Environment.getExternalStorageDirectory() + "/Pictures";
+                baseFolder = new File(folderPath);
+                LogUtils.d(TAG, "try Pictures: " + baseFolder.getAbsolutePath() + ", exists=" + baseFolder.exists());
+            }
+        }
+        
+        ArrayList<Album> albums = new ArrayList<>();
+        
+        FileFilter directoryFilter = new FileFilter() {
+            @Override
+            public boolean accept(File file) {
+                return file.isDirectory();
+            }
+        };
+        File[] subfolders = baseFolder.listFiles(directoryFilter);
+        LogUtils.d(TAG, "subfolders: " + (subfolders != null ? subfolders.length : 0));
+        if (subfolders != null) {
+            for (File subfolder : subfolders) {
+                LogUtils.d(TAG, "scanning folder: " + subfolder.getName());
+                ArrayList<Uri> images = getImagesInFolder(subfolder.getAbsolutePath());
+                if (!images.isEmpty()) {
+                    Uri latestImage = images.get(0);
+                    albums.add(new Album(subfolder.getName(), subfolder.getAbsolutePath(), latestImage, images.size()));
+                    LogUtils.d(TAG, "album added: " + subfolder.getName() + ", " + images.size() + " images");
+                }
+            }
+        }
+        
+        if (albums.isEmpty()) {
+            Toast.makeText(this, R.string.no_images_found, Toast.LENGTH_SHORT).show();
+            LogUtils.i(TAG, "No albums found");
+        }
+        adapter.setData(albums);
+        LogUtils.d(TAG, "Loaded " + albums.size() + " albums");
+    }
+
+    private ArrayList<Uri> getImagesInFolder(String folderPath) {
+        ArrayList<Uri> imageUrls = new ArrayList<>();
+        ContentResolver contentResolver = getContentResolver();
+        Uri collection = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
+        
+        String selection = MediaStore.Images.Media.DATA + " LIKE ?";
+        String[] selectionArgs = new String[]{folderPath + "/%"};
+        String sortOrder = MediaStore.Images.Media.DATE_ADDED + " DESC";
+        
+        LogUtils.d(TAG, "getImagesInFolder: " + folderPath);
+        
+        try (Cursor cursor = contentResolver.query(collection, null, selection, selectionArgs, sortOrder)) {
+            if (cursor != null) {
+                LogUtils.d(TAG, "cursor count: " + cursor.getCount());
+                int dataColumn = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
+                while (cursor.moveToNext()) {
+                    String path = cursor.getString(dataColumn);
+                    if (path != null) {
+                        long id = cursor.getLong(cursor.getColumnIndexOrThrow(MediaStore.Images.Media._ID));
+                        Uri contentUri = Uri.withAppendedPath(collection, String.valueOf(id));
+                        LogUtils.d(TAG, "image: id=" + id + ", path=" + path);
+                        imageUrls.add(contentUri);
+                    }
+                }
+            }
+        }
+        LogUtils.d(TAG, "found " + imageUrls.size() + " images");
+        return imageUrls;
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        getMenuInflater().inflate(R.menu.menu_main, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(@NonNull MenuItem item) {
+        int id = item.getItemId();
+        if (id == R.id.action_settings) {
+            startActivity(new Intent(this, SettingsActivity.class));
+            return true;
+        } else if (id == R.id.action_trash) {
+            startActivity(new Intent(this, TrashActivity.class));
+            return true;
+        } else if (id == R.id.action_refresh) {
+            if (checkPermission()) {
+                loadAlbums();
+            }
+            return true;
+        } else if (id == R.id.action_debug) {
+			LogActivity.startLogActivity(this);
+//            Log.d("Gallery", "Debug log message");
+//            Toast.makeText(this, R.string.debug_message, Toast.LENGTH_SHORT).show();
+            return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+    
+    @Override
+    protected void onResume() {
+        super.onResume();
+        if (checkPermission()) {
+            scanMediaStore();
+            loadAlbums();
+        }
+    }
+    
+    private void scanMediaStore() {
+        String folderPath = prefs.getFolderPath();
+        File baseFolder = new File(folderPath);
+        if (baseFolder.exists() && baseFolder.isDirectory()) {
+            File[] subfolders = baseFolder.listFiles(new FileFilter() {
+                @Override
+                public boolean accept(File file) {
+                    return file.isDirectory();
+                }
+            });
+            if (subfolders != null) {
+                ArrayList<String> paths = new ArrayList<>();
+                for (File subfolder : subfolders) {
+                    File[] images = subfolder.listFiles(new FilenameFilter() {
+                        @Override
+                        public boolean accept(File dir, String name) {
+                            String lower = name.toLowerCase();
+                            return lower.endsWith(".jpg") || lower.endsWith(".jpeg") 
+                                || lower.endsWith(".png") || lower.endsWith(".gif")
+                                || lower.endsWith(".webp") || lower.endsWith(".bmp");
+                        }
+                    });
+                    if (images != null) {
+                        for (File img : images) {
+                            paths.add(img.getAbsolutePath());
+                        }
+                    }
+                }
+                if (!paths.isEmpty()) {
+                    LogUtils.d(TAG, "scanning " + paths.size() + " files to MediaStore");
+                    String[] pathArray = paths.toArray(new String[0]);
+                    MediaScannerConnection.scanFile(this, pathArray, null, new MediaScannerConnection.OnScanCompletedListener() {
+                        @Override
+                        public void onScanCompleted(String path, Uri uri) {
+                            LogUtils.d(TAG, "scanCompleted: " + path + " -> " + uri);
+                        }
+                    });
+                }
+            }
+        }
+    }
+}

gallery/src/main/java/cc/winboll/studio/gallery/Preferences.java

@@ -0,0 +1,33 @@
+package cc.winboll.studio.gallery;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import cc.winboll.studio.libappbase.LogUtils;
+
+public class Preferences {
+    public static final String TAG = "Preferences";
+    private static final String PREF_NAME = "gallery_prefs";
+    private static final String KEY_FOLDER_PATH = "folder_path";
+    private static final String DEFAULT_PATH = "/storage/emulated/0/Pictures/Gallery/owner";
+    
+    public static String getDefaultPath() {
+        return DEFAULT_PATH;
+    }
+    
+    private final SharedPreferences prefs;
+    
+    public Preferences(Context context) {
+        prefs = context.getSharedPreferences(PREF_NAME, Context.MODE_PRIVATE);
+    }
+    
+    public String getFolderPath() {
+        String path = prefs.getString(KEY_FOLDER_PATH, DEFAULT_PATH);
+        LogUtils.d(TAG, "getFolderPath: " + path);
+        return path;
+    }
+    
+    public void setFolderPath(String path) {
+        LogUtils.d(TAG, "setFolderPath: " + path);
+        prefs.edit().putString(KEY_FOLDER_PATH, path).apply();
+    }
+}

gallery/src/main/java/cc/winboll/studio/gallery/SettingsActivity.java

@@ -0,0 +1,46 @@
+package cc.winboll.studio.gallery;
+
+import android.os.Bundle;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.TextView;
+import androidx.appcompat.app.AppCompatActivity;
+import cc.winboll.studio.libappbase.LogUtils;
+
+public class SettingsActivity extends AppCompatActivity {
+    public static final String TAG = "SettingsActivity";
+    private Preferences prefs;
+    private EditText editFolderPath;
+    private TextView textCurrentPath;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_settings);
+        LogUtils.d(TAG, "onCreate");
+        
+        prefs = new Preferences(this);
+        
+        editFolderPath = findViewById(R.id.edit_folder_path);
+        textCurrentPath = findViewById(R.id.text_current_path);
+        Button btnSave = findViewById(R.id.btn_save);
+        
+        String currentPath = prefs.getFolderPath();
+        editFolderPath.setText(currentPath);
+        textCurrentPath.setText("Current: " + currentPath);
+        
+        btnSave.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                String newPath = editFolderPath.getText().toString().trim();
+                if (!newPath.isEmpty()) {
+                    prefs.setFolderPath(newPath);
+                    textCurrentPath.setText("Current: " + newPath);
+                }
+                finish();
+            }
+        });
+    }
+}

gallery/src/main/java/cc/winboll/studio/gallery/TrashActivity.java

@@ -0,0 +1,193 @@
+package cc.winboll.studio.gallery;
+
+import android.content.ContentResolver;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.Bundle;
+import android.provider.MediaStore;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.widget.Toast;
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
+import androidx.recyclerview.widget.GridLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+import java.io.File;
+import java.util.ArrayList;
+
+import cc.winboll.studio.libappbase.LogUtils;
+
+public class TrashActivity extends AppCompatActivity {
+    public static final String TAG = "TrashActivity";
+    private static final int PERMISSION_REQUEST_CODE = 102;
+    private RecyclerView recyclerView;
+    private TrashAdapter adapter;
+    private TrashManager trashManager;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+        LogUtils.d(TAG, "onCreate");
+        
+        Toolbar toolbar = findViewById(R.id.toolbar);
+        setSupportActionBar(toolbar);
+        getSupportActionBar().setTitle("Trash");
+        
+        trashManager = new TrashManager(this);
+        
+        recyclerView = findViewById(R.id.recycler_view);
+        recyclerView.setLayoutManager(new GridLayoutManager(this, 3));
+        adapter = new TrashAdapter();
+        recyclerView.setAdapter(adapter);
+        
+        adapter.setOnTrashClickListener(new TrashAdapter.OnTrashClickListener() {
+            @Override
+            public void onRestoreClick(int position) {
+                restoreImage(position);
+            }
+            
+            @Override
+            public void onDeleteClick(int position) {
+                permanentlyDelete(position);
+            }
+        });
+        
+        if (checkPermission()) {
+            loadTrash();
+        } else {
+            requestPermission();
+        }
+    }
+
+    private boolean checkPermission() {
+        return ContextCompat.checkSelfPermission(this, android.Manifest.permission.READ_EXTERNAL_STORAGE) 
+            == PackageManager.PERMISSION_GRANTED;
+    }
+
+    private void requestPermission() {
+        ActivityCompat.requestPermissions(this, 
+            new String[]{android.Manifest.permission.READ_EXTERNAL_STORAGE}, 
+            PERMISSION_REQUEST_CODE);
+    }
+
+    @Override
+    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, 
+            @NonNull int[] grantResults) {
+        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
+        if (requestCode == PERMISSION_REQUEST_CODE) {
+            if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
+                loadTrash();
+            } else {
+                Toast.makeText(this, "Permission denied", Toast.LENGTH_SHORT).show();
+            }
+        }
+    }
+
+    private void loadTrash() {
+        LogUtils.d(TAG, "loadTrash");
+        Cursor cursor = trashManager.getTrashList();
+        ArrayList<TrashItem> items = new ArrayList<TrashItem>();
+        ArrayList<Uri> uris = new ArrayList<Uri>();
+        
+        String trashPath = TrashDbHelper.getTrashPath();
+        File trashDir = new File(trashPath);
+        
+        if (cursor != null && cursor.getCount() > 0) {
+            cursor.moveToFirst();
+            do {
+                try {
+                    long id = cursor.getLong(cursor.getColumnIndexOrThrow("_id"));
+                    String fileName = cursor.getString(cursor.getColumnIndexOrThrow("file_name"));
+                    String originalPath = cursor.getString(cursor.getColumnIndexOrThrow("original_path"));
+                    String originalFolder = cursor.getString(cursor.getColumnIndexOrThrow("original_folder"));
+                    
+                    TrashItem item = new TrashItem();
+                    item.id = id;
+                    item.fileName = fileName;
+                    item.originalPath = originalPath;
+                    item.originalFolder = originalFolder;
+                    
+                    File trashFile = new File(trashDir, fileName);
+                    if (trashFile.exists()) {
+                        items.add(item);
+                        uris.add(Uri.fromFile(trashFile));
+                    }
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+            } while (cursor.moveToNext());
+            cursor.close();
+        }
+        
+        adapter.setData(items, uris);
+        
+        if (items.isEmpty()) {
+            Toast.makeText(this, "Trash is empty", Toast.LENGTH_SHORT).show();
+        }
+    }
+
+    private void restoreImage(int position) {
+        LogUtils.d(TAG, "restoreImage: " + position);
+        long id = adapter.getItemId(position);
+        String fileName = adapter.getFileName(position);
+        String originalPath = adapter.getOriginalPath(position);
+        
+        if (trashManager.restore(id, fileName, originalPath)) {
+            Toast.makeText(this, "Image restored", Toast.LENGTH_SHORT).show();
+            LogUtils.i(TAG, "Image restored");
+            loadTrash();
+        } else {
+            Toast.makeText(this, "Restore failed", Toast.LENGTH_SHORT).show();
+        }
+    }
+
+    private void permanentlyDelete(int position) {
+        long id = adapter.getItemId(position);
+        String fileName = adapter.getFileName(position);
+        
+        if (trashManager.deletePermanently(id, fileName)) {
+            Toast.makeText(this, "Image deleted", Toast.LENGTH_SHORT).show();
+            loadTrash();
+        } else {
+            Toast.makeText(this, "Delete failed", Toast.LENGTH_SHORT).show();
+        }
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        getMenuInflater().inflate(R.menu.menu_trash, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(@NonNull MenuItem item) {
+        if (item.getItemId() == R.id.action_clear_trash) {
+            trashManager.clearTrash();
+            Toast.makeText(this, "Trash cleared", Toast.LENGTH_SHORT).show();
+            loadTrash();
+            return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+    
+    @Override
+    protected void onResume() {
+        super.onResume();
+        if (checkPermission()) {
+            loadTrash();
+        }
+    }
+    
+    public static class TrashItem {
+        public long id;
+        public String fileName;
+        public String originalPath;
+        public String originalFolder;
+    }
+}

gallery/src/main/java/cc/winboll/studio/gallery/TrashAdapter.java

@@ -0,0 +1,111 @@
+package cc.winboll.studio.gallery;
+
+import android.net.Uri;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+import com.bumptech.glide.Glide;
+import java.util.ArrayList;
+
+import cc.winboll.studio.libappbase.LogUtils;
+
+public class TrashAdapter extends RecyclerView.Adapter<TrashAdapter.ViewHolder> {
+    public static final String TAG = "TrashAdapter";
+    private ArrayList<TrashActivity.TrashItem> trashItems = new ArrayList<TrashActivity.TrashItem>();
+    private ArrayList<Uri> imageUrls = new ArrayList<Uri>();
+    private OnTrashClickListener listener;
+
+    public interface OnTrashClickListener {
+        void onRestoreClick(int position);
+        void onDeleteClick(int position);
+    }
+
+    public void setOnTrashClickListener(OnTrashClickListener listener) {
+        this.listener = listener;
+    }
+
+    public void setData(ArrayList<TrashActivity.TrashItem> items, ArrayList<Uri> uris) {
+        this.trashItems = items;
+        this.imageUrls = uris;
+        LogUtils.d(TAG, "setData: " + items.size() + " items");
+        notifyDataSetChanged();
+    }
+
+    public long getItemId(int position) {
+        if (position >= 0 && position < trashItems.size()) {
+            return trashItems.get(position).id;
+        }
+        return -1;
+    }
+    
+    public String getFileName(int position) {
+        if (position >= 0 && position < trashItems.size()) {
+            return trashItems.get(position).fileName;
+        }
+        return "";
+    }
+    
+    public String getOriginalPath(int position) {
+        if (position >= 0 && position < trashItems.size()) {
+            return trashItems.get(position).originalPath;
+        }
+        return "";
+    }
+
+    @NonNull
+    @Override
+    public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View view = LayoutInflater.from(parent.getContext())
+            .inflate(R.layout.item_trash, parent, false);
+        return new ViewHolder(view);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull ViewHolder holder, final int position) {
+        if (position < imageUrls.size()) {
+            Glide.with(holder.imageView.getContext())
+                .load(imageUrls.get(position))
+                .centerCrop()
+                .into(holder.imageView);
+        }
+        
+        holder.btnRestore.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                if (listener != null) {
+                    listener.onRestoreClick(position);
+                }
+            }
+        });
+        
+        holder.btnDelete.setOnClickListener(new OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                if (listener != null) {
+                    listener.onDeleteClick(position);
+                }
+            }
+        });
+    }
+
+    @Override
+    public int getItemCount() {
+        return trashItems.size();
+    }
+
+    static class ViewHolder extends RecyclerView.ViewHolder {
+        ImageView imageView;
+        ImageView btnRestore;
+        ImageView btnDelete;
+        ViewHolder(View itemView) {
+            super(itemView);
+            imageView = itemView.findViewById(R.id.image);
+            btnRestore = itemView.findViewById(R.id.btn_restore);
+            btnDelete = itemView.findViewById(R.id.btn_delete);
+        }
+    }
+}

gallery/src/main/java/cc/winboll/studio/gallery/TrashDbHelper.java

@@ -0,0 +1,78 @@
+package cc.winboll.studio.gallery;
+
+import android.content.ContentValues;
+import android.content.Context;
+import android.database.Cursor;
+import android.database.sqlite.SQLiteDatabase;
+import android.database.sqlite.SQLiteOpenHelper;
+import android.os.Environment;
+import java.io.File;
+
+import cc.winboll.studio.libappbase.LogUtils;
+
+public class TrashDbHelper extends SQLiteOpenHelper {
+    public static final String TAG = "TrashDbHelper";
+    private static final String DB_NAME = "trash.db";
+    private static final int DB_VERSION = 1;
+    private static final String TABLE_NAME = "trash_items";
+    private static final String COL_ID = "_id";
+    private static final String COL_FILE_NAME = "file_name";
+    private static final String COL_ORIGINAL_PATH = "original_path";
+    private static final String COL_ORIGINAL_FOLDER = "original_folder";
+    private static final String COL_DELETE_TIME = "delete_time";
+    
+    public TrashDbHelper(Context context) {
+        super(context, DB_NAME, null, DB_VERSION);
+    }
+    
+    @Override
+    public void onCreate(SQLiteDatabase db) {
+        LogUtils.d(TAG, "onCreate");
+        db.execSQL("CREATE TABLE " + TABLE_NAME + " (" +
+            COL_ID + " INTEGER PRIMARY KEY AUTOINCREMENT, " +
+            COL_FILE_NAME + " TEXT, " +
+            COL_ORIGINAL_PATH + " TEXT, " +
+            COL_ORIGINAL_FOLDER + " TEXT, " +
+            COL_DELETE_TIME + " INTEGER)");
+    }
+    
+    @Override
+    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
+        LogUtils.i(TAG, "onUpgrade: " + oldVersion + " -> " + newVersion);
+        db.execSQL("DROP TABLE IF EXISTS " + TABLE_NAME);
+        onCreate(db);
+    }
+    
+    public long insert(String fileName, String originalPath, String originalFolder) {
+        SQLiteDatabase db = getWritableDatabase();
+        ContentValues values = new ContentValues();
+        values.put(COL_FILE_NAME, fileName);
+        values.put(COL_ORIGINAL_PATH, originalPath);
+        values.put(COL_ORIGINAL_FOLDER, originalFolder);
+        values.put(COL_DELETE_TIME, System.currentTimeMillis());
+        return db.insert(TABLE_NAME, null, values);
+    }
+    
+    public Cursor getAll() {
+        SQLiteDatabase db = getReadableDatabase();
+        return db.query(TABLE_NAME, null, null, null, null, null, COL_DELETE_TIME + " DESC");
+    }
+    
+    public int delete(long id) {
+        SQLiteDatabase db = getWritableDatabase();
+        return db.delete(TABLE_NAME, COL_ID + "=?", new String[]{String.valueOf(id)});
+    }
+    
+    public void clear() {
+        SQLiteDatabase db = getWritableDatabase();
+        db.delete(TABLE_NAME, null, null);
+    }
+    
+    public static String getTrashPath() {
+        File trashDir = new File(Environment.getExternalStorageDirectory(), ".Trash");
+        if (!trashDir.exists()) {
+            trashDir.mkdirs();
+        }
+        return trashDir.getAbsolutePath();
+    }
+}

gallery/src/main/java/cc/winboll/studio/gallery/TrashManager.java

@@ -0,0 +1,158 @@
+package cc.winboll.studio.gallery;
+
+import android.content.ContentResolver;
+import android.content.Context;
+import android.database.Cursor;
+import android.media.MediaScannerConnection;
+import android.net.Uri;
+import android.os.Build;
+import android.provider.MediaStore;
+import java.io.File;
+import java.util.UUID;
+
+import cc.winboll.studio.libappbase.LogUtils;
+
+public class TrashManager {
+    public static final String TAG = "TrashManager";
+    private final Context context;
+    private final TrashDbHelper dbHelper;
+    
+    public TrashManager(Context context) {
+        LogUtils.d(TAG, "TrashManager created");
+        this.context = context;
+        this.dbHelper = new TrashDbHelper(context);
+    }
+    
+    public long addToTrash(String imagePath) {
+        LogUtils.d(TAG, "addToTrash: " + imagePath);
+        File sourceFile = new File(imagePath);
+        if (!sourceFile.exists()) {
+            return -1;
+        }
+        
+        String uniqueId = UUID.randomUUID().toString();
+        String extension = getExtension(imagePath);
+        String newFileName = uniqueId + extension;
+        String trashPath = TrashDbHelper.getTrashPath();
+        File destFile = new File(trashPath, newFileName);
+        
+        if (sourceFile.renameTo(destFile)) {
+            String originalFolder = sourceFile.getParent();
+            long result = dbHelper.insert(newFileName, imagePath, originalFolder);
+            LogUtils.i(TAG, "Added to trash: " + newFileName);
+            return result;
+        }
+        LogUtils.e(TAG, "Failed to move to trash");
+        return -1;
+    }
+    
+    public Cursor getTrashList() {
+        return dbHelper.getAll();
+    }
+    
+    public boolean restore(long id, String fileName, String originalPath) {
+        LogUtils.i(TAG, "restore: " + fileName + " -> " + originalPath);
+        File trashFile = new File(TrashDbHelper.getTrashPath(), fileName);
+        LogUtils.d(TAG, "trashFile exists: " + trashFile.exists() + ", path: " + trashFile.getAbsolutePath());
+        if (!trashFile.exists()) {
+            LogUtils.e(TAG, "trashFile not exists: " + trashFile.getAbsolutePath());
+            return false;
+        }
+        
+        File originalFolder = new File(originalPath).getParentFile();
+        LogUtils.d(TAG, "originalFolder: " + originalFolder + ", exists: " + (originalFolder != null && originalFolder.exists()));
+        if (originalFolder != null && !originalFolder.exists()) {
+            boolean created = originalFolder.mkdirs();
+            LogUtils.d(TAG, "mkdirs result: " + created + ", path: " + originalFolder.getAbsolutePath());
+        }
+        
+        File originalFile = new File(originalPath);
+        String restoreName = originalFile.getName();
+        File restoreFile = new File(originalFolder, restoreName);
+        LogUtils.d(TAG, "restoreFile: " + restoreFile.getAbsolutePath() + ", exists: " + restoreFile.exists());
+        
+        boolean renameResult = trashFile.renameTo(restoreFile);
+        LogUtils.d(TAG, "renameTo result: " + renameResult);
+        
+        if (renameResult) {
+            dbHelper.delete(id);
+            LogUtils.i(TAG, "Restored: " + fileName);
+            scanMedia(restoreFile.getAbsolutePath());
+            return true;
+        }
+        
+        // Try copy + delete if rename failed
+        LogUtils.i(TAG, "renameTo failed, trying copy + delete");
+        try {
+            java.io.InputStream in = new java.io.FileInputStream(trashFile);
+            java.io.OutputStream out = new java.io.FileOutputStream(restoreFile);
+            byte[] buffer = new byte[4096];
+            int len;
+            while ((len = in.read(buffer)) > 0) {
+                out.write(buffer, 0, len);
+            }
+            in.close();
+            out.close();
+            boolean deleted = trashFile.delete();
+            LogUtils.d(TAG, "copy+delete result: " + deleted);
+            if (deleted) {
+                dbHelper.delete(id);
+                LogUtils.i(TAG, "Restored (copy): " + fileName);
+                scanMedia(restoreFile.getAbsolutePath());
+                return true;
+            }
+        } catch (Exception e) {
+            LogUtils.e(TAG, "copy failed: " + e.getMessage());
+        }
+        
+        LogUtils.e(TAG, "Failed to restore: " + fileName);
+        return false;
+    }
+    
+    public boolean deletePermanently(long id, String fileName) {
+        File trashFile = new File(TrashDbHelper.getTrashPath(), fileName);
+        boolean deleted = trashFile.delete();
+        if (deleted) {
+            dbHelper.delete(id);
+        }
+        return deleted;
+    }
+    
+    public void clearTrash() {
+        Cursor cursor = getTrashList();
+        if (cursor != null) {
+            while (cursor.moveToNext()) {
+                try {
+                    int colIndex = cursor.getColumnIndexOrThrow("_id");
+                    if (!cursor.isNull(colIndex)) {
+                        String fileName = cursor.getString(cursor.getColumnIndexOrThrow("file_name"));
+                        File trashFile = new File(TrashDbHelper.getTrashPath(), fileName);
+                        trashFile.delete();
+                    }
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+            }
+            cursor.close();
+        }
+        dbHelper.clear();
+    }
+    
+    private String getExtension(String path) {
+        int lastDot = path.lastIndexOf('.');
+        if (lastDot > 0) {
+            return path.substring(lastDot);
+        }
+        return ".jpg";
+    }
+    
+    private void scanMedia(String filePath) {
+        LogUtils.d(TAG, "scanMedia: " + filePath);
+        MediaScannerConnection.scanFile(context, new String[]{filePath}, null, new android.media.MediaScannerConnection.OnScanCompletedListener() {
+            @Override
+            public void onScanCompleted(String path, Uri uri) {
+                LogUtils.d(TAG, "scanCompleted: " + path + " -> " + uri);
+            }
+        });
+    }
+}

gallery/src/main/res/drawable-v24/ic_launcher_foreground.xml

@@ -0,0 +1,34 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportHeight="108"
+    android:viewportWidth="108">
+    <path
+        android:fillType="evenOdd"
+        android:pathData="M32,64C32,64 38.39,52.99 44.13,50.95C51.37,48.37 70.14,49.57 70.14,49.57L108.26,87.69L108,109.01L75.97,107.97L32,64Z"
+        android:strokeColor="#00000000"
+        android:strokeWidth="1">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="78.5885"
+                android:endY="90.9159"
+                android:startX="48.7653"
+                android:startY="61.0927"
+                android:type="linear">
+                <item
+                    android:color="#44000000"
+                    android:offset="0.0" />
+                <item
+                    android:color="#00000000"
+                    android:offset="1.0" />
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+        android:fillColor="#FFFFFF"
+        android:fillType="nonZero"
+        android:pathData="M66.94,46.02L66.94,46.02C72.44,50.07 76,56.61 76,64L32,64C32,56.61 35.56,50.11 40.98,46.06L36.18,41.19C35.45,40.45 35.45,39.3 36.18,38.56C36.91,37.81 38.05,37.81 38.78,38.56L44.25,44.05C47.18,42.57 50.48,41.71 54,41.71C57.48,41.71 60.78,42.57 63.68,44.05L69.11,38.56C69.84,37.81 70.98,37.81 71.71,38.56C72.44,39.3 72.44,40.45 71.71,41.19L66.94,46.02ZM62.94,56.92C64.08,56.92 65,56.01 65,54.88C65,53.76 64.08,52.85 62.94,52.85C61.8,52.85 60.88,53.76 60.88,54.88C60.88,56.01 61.8,56.92 62.94,56.92ZM45.06,56.92C46.2,56.92 47.13,56.01 47.13,54.88C47.13,53.76 46.2,52.85 45.06,52.85C43.92,52.85 43,53.76 43,54.88C43,56.01 43.92,56.92 45.06,56.92Z"
+        android:strokeColor="#00000000"
+        android:strokeWidth="1" />
+</vector>

gallery/src/main/res/drawable/ic_back.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M20,11H7.83l5.59,-5.59L12,4l-8,8 8,8 1.41,-1.41L7.83,13H20v-2z"/>
+</vector>

gallery/src/main/res/drawable/ic_delete.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M6,19c0,1.1 0.9,2 2,2h8c1.1,0 2,-0.9 2,-2V7H6v12zM19,4h-3.5l-1,-1h-5l-1,-1H5v2h14V4z"/>
+</vector>

gallery/src/main/res/drawable/ic_info.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2zM13,17h-2v-6h2v6zM13,9h-2L11,7h2v2z"/>
+</vector>

gallery/src/main/res/drawable/ic_launcher_background.xml

@@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportHeight="108"
+    android:viewportWidth="108">
+    <path
+        android:fillColor="#26A69A"
+        android:pathData="M0,0h108v108h-108z" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M9,0L9,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,0L19,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,0L29,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,0L39,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,0L49,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,0L59,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,0L69,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,0L79,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M89,0L89,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M99,0L99,108"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,9L108,9"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,19L108,19"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,29L108,29"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,39L108,39"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,49L108,49"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,59L108,59"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,69L108,69"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,79L108,79"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,89L108,89"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,99L108,99"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,29L89,29"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,39L89,39"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,49L89,49"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,59L89,59"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,69L89,69"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,79L89,79"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,19L29,89"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,19L39,89"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,19L49,89"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,19L59,89"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,19L69,89"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,19L79,89"
+        android:strokeColor="#33FFFFFF"
+        android:strokeWidth="0.8" />
+</vector>

gallery/src/main/res/drawable/ic_restore.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M13,3c-4.97,0 -9,4.03 -9,9H1l3.89,3.89 0.07,0.14L9,12H6c0,-3.87 3.13,-7 7,-7s7,3.13 7,7 -3.13,7 -7,7c-1.93,0 -3.68,-0.79 -4.94,-2.06l-1.42,1.42C8.27,17.9 10.51,19 13,19c4.97,0 9,-4.03 9,-9s-4.03,-9 -9,-9zM12,8v5l4.28,2.54 0.72,-1.21 -3.5,-2.08V8H12z"/>
+</vector>

gallery/src/main/res/drawable/ic_share.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M18,16.08c-0.76,0 -1.44,0.3 -1.96,0.77L8.91,12.7c0.05,-0.23 0.09,-0.46 0.09,-0.7s-0.04,-0.47 -0.09,-0.7l7.05,-4.11c0.54,0.5 1.25,0.81 2.04,0.81 1.66,0 3,-1.34 3,-3s-1.34,-3 -3,-3 -3,1.34 -3,3c0,0.24 0.04,0.47 0.09,0.7L8.04,9.81C7.5,9.31 6.79,9 6,9c-1.66,0 -3,1.34 -3,3s1.34,3 3,3c0.79,0 1.5,-0.31 2.04,-0.81l7.12,4.16c-0.05,0.21 -0.08,0.43 -0.08,0.65 0,1.61 1.31,2.92 2.92,2.92s2.92,-1.31 2.92,-2.92 -1.31,-2.92 -2.92,-2.92z"/>
+</vector>

gallery/src/main/res/layout/activity_image_viewer.xml

@@ -0,0 +1,65 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/container"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/black"
+    android:clickable="true"
+    android:focusable="true">
+
+    <androidx.viewpager.widget.ViewPager
+        android:id="@+id/view_pager"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:clickable="false"/>
+
+    <LinearLayout
+        android:id="@+id/toolbar"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="top"
+        android:background="#CC000000"
+        android:orientation="horizontal"
+        android:padding="4dp">
+
+        <ImageButton
+            android:id="@+id/btn_back"
+            android:layout_width="48dp"
+            android:layout_height="48dp"
+            android:background="?attr/selectableItemBackgroundBorderless"
+            android:src="@drawable/ic_back"
+            android:contentDescription="Back"/>
+
+        <View
+            android:layout_width="0dp"
+            android:layout_height="0dp"
+            android:layout_weight="1"/>
+
+        <ImageButton
+            android:id="@+id/btn_share"
+            android:layout_width="48dp"
+            android:layout_height="48dp"
+            android:background="?attr/selectableItemBackgroundBorderless"
+            android:src="@drawable/ic_share"
+            android:contentDescription="Share"/>
+
+        <ImageButton
+            android:id="@+id/btn_info"
+            android:layout_width="48dp"
+            android:layout_height="48dp"
+            android:background="?attr/selectableItemBackgroundBorderless"
+            android:src="@drawable/ic_info"
+            android:contentDescription="Info"/>
+
+        <ImageButton
+            android:id="@+id/btn_delete"
+            android:layout_width="48dp"
+            android:layout_height="48dp"
+            android:background="?attr/selectableItemBackgroundBorderless"
+            android:src="@drawable/ic_delete"
+            android:contentDescription="Delete"/>
+
+    </LinearLayout>
+
+</FrameLayout>

gallery/src/main/res/layout/activity_main.xml

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    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:orientation="vertical">
+
+    <com.google.android.material.appbar.AppBarLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar">
+        
+        <androidx.appcompat.widget.Toolbar
+            android:id="@+id/toolbar"
+            android:layout_width="match_parent"
+            android:layout_height="?attr/actionBarSize"
+            app:popupTheme="@style/ThemeOverlay.AppCompat.Light"/>
+
+    </com.google.android.material.appbar.AppBarLayout>
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/recycler_view"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:background="@color/black"/>
+
+</LinearLayout>

gallery/src/main/res/layout/activity_settings.xml

@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    android:padding="16dp">
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/folder_path"
+        android:textSize="16sp"
+        android:textStyle="bold"/>
+
+    <EditText
+        android:id="@+id/edit_folder_path"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        android:hint="@string/enter_folder_path"
+        android:inputType="text"/>
+
+    <TextView
+        android:id="@+id/text_current_path"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        android:textSize="12sp"
+        android:textColor="#888888"/>
+
+    <Button
+        android:id="@+id/btn_save"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:text="@string/save"/>
+
+</LinearLayout>

gallery/src/main/res/layout/item_album.xml

@@ -0,0 +1,37 @@
+<?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="2dp">
+
+    <ImageView
+        android:id="@+id/album_cover"
+        android:layout_width="match_parent"
+        android:layout_height="120dp"
+        android:scaleType="centerCrop"
+        android:background="@color/black"/>
+
+    <TextView
+        android:id="@+id/album_name"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom"
+        android:background="#80000000"
+        android:padding="4dp"
+        android:textColor="@color/white"
+        android:textSize="12sp"
+        android:maxLines="1"
+        android:ellipsize="end"/>
+
+    <TextView
+        android:id="@+id/image_count"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="top|end"
+        android:background="#80000000"
+        android:padding="4dp"
+        android:textColor="@color/white"
+        android:textSize="10sp"/>
+
+</FrameLayout>

gallery/src/main/res/layout/item_gallery.xml

@@ -0,0 +1,15 @@
+<?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="2dp">
+
+    <ImageView
+        android:id="@+id/image"
+        android:layout_width="match_parent"
+        android:layout_height="120dp"
+        android:scaleType="centerCrop"
+        android:background="@color/black"/>
+
+</FrameLayout>

gallery/src/main/res/layout/item_image_pager.xml

@@ -0,0 +1,14 @@
+<?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="match_parent"
+    android:background="@color/black">
+
+    <ImageView
+        android:id="@+id/image"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:scaleType="fitCenter"/>
+
+</FrameLayout>

gallery/src/main/res/layout/item_trash.xml

@@ -0,0 +1,42 @@
+<?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="2dp">
+
+    <ImageView
+        android:id="@+id/image"
+        android:layout_width="match_parent"
+        android:layout_height="120dp"
+        android:scaleType="centerCrop"
+        android:background="@color/black"/>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom"
+        android:background="#80000000"
+        android:orientation="horizontal">
+
+        <ImageView
+            android:id="@+id/btn_restore"
+            android:layout_width="0dp"
+            android:layout_height="36dp"
+            android:layout_weight="1"
+            android:padding="8dp"
+            android:src="@drawable/ic_restore"
+            android:contentDescription="Restore"/>
+
+        <ImageView
+            android:id="@+id/btn_delete"
+            android:layout_width="0dp"
+            android:layout_height="36dp"
+            android:layout_weight="1"
+            android:padding="8dp"
+            android:src="@drawable/ic_delete"
+            android:contentDescription="Delete"/>
+
+    </LinearLayout>
+
+</FrameLayout>

gallery/src/main/res/menu/menu_main.xml

@@ -0,0 +1,25 @@
+<?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_trash"
+        android:title="@string/trash"
+        app:showAsAction="never"/>
+    
+    <item
+        android:id="@+id/action_settings"
+        android:title="@string/settings"
+        app:showAsAction="never"/>
+    
+    <item
+        android:id="@+id/action_refresh"
+        android:title="@string/refresh"
+        app:showAsAction="never"/>
+    
+    <item
+        android:id="@+id/action_debug"
+        android:title="@string/debug_log"
+        app:showAsAction="never"/>
+    
+</menu>

gallery/src/main/res/menu/menu_trash.xml

@@ -0,0 +1,15 @@
+<?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_trash"
+        android:title="@string/trash"
+        app:showAsAction="never"/>
+    
+    <item
+        android:id="@+id/action_clear_trash"
+        android:title="@string/clear_trash"
+        app:showAsAction="never"/>
+    
+</menu>

gallery/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

gallery/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

gallery/src/main/res/values/colors.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="colorPrimary">#009688</color>
+    <color name="colorPrimaryDark">#00796B</color>
+    <color name="colorAccent">#FF9800</color>
+    <color name="black">#000000</color>
+    <color name="white">#FFFFFF</color>
+</resources>

gallery/src/main/res/values/strings.xml

@@ -0,0 +1,19 @@
+<resources>
+    <string name="app_name">Gallery</string>
+    <string name="refresh">Refresh</string>
+    <string name="settings">Settings</string>
+    <string name="settings_title">Settings</string>
+    <string name="folder_path">Folder Path</string>
+    <string name="enter_folder_path">Enter folder path</string>
+    <string name="save">Save</string>
+    <string name="cancel">Cancel</string>
+    <string name="no_images_found">No images found</string>
+    <string name="trash">Trash</string>
+    <string name="clear_trash">Clear Trash</string>
+    <string name="delete_confirm">Delete to trash?</string>
+    <string name="restore_confirm">Restore to original folder?</string>
+    <string name="yes">Yes</string>
+    <string name="no">No</string>
+    <string name="debug_log">Debug Log</string>
+    <string name="debug_message">Debug log message</string>
+</resources>

gallery/src/main/res/values/styles.xml

@@ -0,0 +1,11 @@
+<resources>
+
+    <!-- Base application theme. -->
+    <style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
+        <!-- Customize your theme here. -->
+        <item name="colorPrimary">@color/colorPrimary</item>
+        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+        <item name="colorAccent">@color/colorAccent</item>
+    </style>
+
+</resources>

gallery/src/stage/AndroidManifest.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools" >
+
+    <application>
+
+        <!-- Put flavor specific code here -->
+
+    </application>
+
+</manifest>
+

gallery/src/stage/res/values/strings.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <!-- Put flavor specific strings here -->
+
+</resources>

settings.gradle-demo

@@ -77,3 +77,7 @@
 // RegExpUtils 项目编译设置
 //include ':regexputils'
 //rootProject.name = "regexputils"
+
+// Gallery 项目编译设置
+//include ':gallery'
+//rootProject.name = "gallery"