Added launch page switch, LibrariesActivity, setting fragment to about fragment action.

.gitignore

@@ -14,6 +14,7 @@
 
 # Local configuration files (sdk path, etc)
 local.properties
+keystore.properties
 
 # Mac .DS_Store files
 .DS_Store
@@ -32,6 +33,7 @@ captures
 # ignore lint html and xml output
 lint-*ml
 
+*.jks
 
 /.idea/caches
 /.idea/libraries

.idea/misc.xml

@@ -13,6 +13,10 @@
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/bottom_radius_background.xml" value="0.11944444444444445" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/button_radius_shape.xml" value="0.15520833333333334" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/down_to_right_arrow.xml" value="0.11944444444444445" />
+        <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/ic__about.xml" value="0.184" />
+        <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/ic_about.xml" value="0.184" />
+        <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/ic_language.xml" value="0.184" />
+        <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/ic_launch.xml" value="0.182" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/ic_launcher.xml" value="0.1335" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/ic_launcher_background.xml" value="0.11944444444444445" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/ic_menu_about.xml" value="0.1335" />
@@ -23,6 +27,8 @@
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/ic_menu_setting.xml" value="0.3525" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/ic_menu_slideshow.xml" value="0.11944444444444445" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/ic_menu_theme.xml" value="0.3525" />
+        <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/ic_setting_about.xml" value="0.184" />
+        <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/ic_setting_language.xml" value="0.193" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/item_bg.xml" value="0.11944444444444445" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/item_divider.xml" value="0.11944444444444445" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/right_to_down_arrow.xml" value="0.11944444444444445" />
@@ -30,6 +36,8 @@
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/tools_icon.xml" value="0.11944444444444445" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/top_bottom_radius_background.xml" value="0.11944444444444445" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/drawable/top_radius_background.xml" value="0.11944444444444445" />
+        <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/layout/activity_libraries.xml" value="0.1" />
+        <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/layout/activity_licenses.xml" value="0.1" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/layout/activity_main.xml" value="0.1" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/layout/activity_splash.xml" value="0.1693840579710145" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/layout/activity_time_screen.xml" value="0.34739583333333335" />
@@ -48,12 +56,15 @@
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/layout/fragment_slideshow.xml" value="0.1" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/layout/fragment_theme.xml" value="0.33" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/layout/fragment_tools.xml" value="0.33" />
+        <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/layout/item_libraries.xml" value="0.1" />
+        <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/layout/item_licenses.xml" value="0.33" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/layout/layout_item.xml" value="0.1" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/layout/nav_header_main.xml" value="0.1" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/layout/tool_button.xml" value="0.3619791666666667" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/menu/activity_main_drawer.xml" value="0.1" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/menu/bottom_nav_menu.xml" value="0.297008547008547" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/menu/main.xml" value="0.1" />
+        <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/menu/seach_view.xml" value="0.21932449764856776" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml" value="0.11944444444444445" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml" value="0.11944444444444445" />
         <entry key="..\:/.workspace-android/Project-ToolBox/OxygenToolbox/app/src/main/res/xml/fragment_setting.xml" value="0.33" />

app/build.gradle

@@ -1,5 +1,6 @@
 plugins {
     id 'com.android.application'
+    id 'com.mikepenz.aboutlibraries.plugin'
 }
 
 android {
@@ -13,38 +14,93 @@ android {
         versionName "1.0"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+
+        // Required when setting minSdkVersion to 20 or lower
+        multiDexEnabled true
+    }
+
+    signingConfigs {
+        release {
+            Properties buildPro = buildSign()
+            storeFile file(buildPro['storeFile'])
+            storePassword buildPro['storePassword']
+            keyAlias buildPro['keyAlias']
+            keyPassword buildPro['keyPassword']
+        }
     }
 
     buildTypes {
         release {
-            minifyEnabled false
+            minifyEnabled true
+            shrinkResources true
+            signingConfig signingConfigs.release
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+            zipAlignEnabled true
         }
     }
+
+    android.applicationVariants.all {
+        variant ->
+            variant.outputs.all {
+                output -> outputFileName = new File(variant.name, "OxygenToolbox" + "_" + defaultConfig.versionName + "-" + defaultConfig.versionCode + "_" + buildType.name + ".apk")
+            }
+    }
+
     compileOptions {
+        // Flag to enable support for the new language APIs
+        coreLibraryDesugaringEnabled true
+        // Sets Java compatibility to Java 8
         sourceCompatibility JavaVersion.VERSION_1_8
         targetCompatibility JavaVersion.VERSION_1_8
     }
+
     buildFeatures {
         viewBinding true
     }
+
     namespace 'com.fatapp.oxygentoolbox'
 }
 
+def buildSign() {
+    Properties buildProperties = new Properties()
+    buildProperties.load(new FileInputStream(file("../keystore.properties")))
+    return buildProperties
+}
+
+aboutLibraries {
+    registerAndroidTasks = false
+    outputFileName = "dependencies.json"
+    exclusionPatterns = [
+            ~'androidx.*',
+            ~'org.jetbrains.*',
+            ~"com.google.android.*",
+            ~"com.google.guava:listenablefuture"
+    ]
+}
+
+task exportLibrariesToJson(group: 'build', description: 'Generate libraries definitions json file', type: com.mikepenz.aboutlibraries.plugin.AboutLibrariesTask, dependsOn:'collectDependencies') {
+    resultDirectory = project.file('src/main/res/raw/')
+    variant = 'release'
+}
+
+afterEvaluate {
+    def assembleTask = tasks.findByName("assembleDebug")
+    assembleTask.dependsOn(exportLibrariesToJson)
+}
+
 dependencies {
-    implementation 'androidx.preference:preference:1.2.0'
+    //noinspection GradleDependency
+    coreLibraryDesugaring 'com.android.tools:desugar_jdk_libs:1.1.6'
     testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'androidx.test.ext:junit:1.1.3'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
     implementation 'androidx.appcompat:appcompat:1.4.2'
-    implementation 'com.google.android.material:material:1.6.1'
     implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
-    implementation 'androidx.navigation:navigation-fragment-ktx:2.4.2'
+    implementation 'androidx.preference:preference:1.2.0'
-    implementation 'androidx.navigation:navigation-ui-ktx:2.4.2'
+    implementation 'androidx.navigation:navigation-fragment-ktx:2.5.0'
-    implementation 'androidx.lifecycle:lifecycle-livedata-ktx:2.4.1'
+    implementation 'androidx.navigation:navigation-ui-ktx:2.5.0'
-    implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.4.1'
     implementation 'androidx.core:core-splashscreen:1.0.0-rc01'
-    implementation 'androidx.preference:preference-ktx:1.2.0'
+    implementation 'com.google.android.material:material:1.6.1'
 
     implementation 'com.google.code.gson:gson:2.9.0'
 }

app/src/main/AndroidManifest.xml

@@ -11,6 +11,11 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.OxygenToolbox.Default">
+        <activity
+            android:name=".ui.about.LibrariesActivity"
+            android:exported="false"
+            android:label="@string/setting_open_source"
+            android:theme="@style/Theme.OxygenToolbox.Default" />
         <activity
             android:name=".SplashActivity"
             android:exported="true"

app/src/main/java/com/fatapp/oxygentoolbox/App.java

@@ -29,17 +29,7 @@ public class App extends Application {
             public void onActivityCreated(@NonNull Activity activity, @Nullable Bundle bundle) {
                 ResourceUtil.init(App.this);
                 SharedPreferencesUtils.init(App.this);
-                String locale = SharedPreferencesUtils.getLocale();
+                setAppLanguage(getApplicationContext(), SharedPreferencesUtils.getLanguage());
-                String language;
-                String country;
-                if (!locale.equals("default")) {
-                    language = locale.substring(0, locale.indexOf("_"));
-                    country = locale.substring(locale.indexOf("_") + 1);
-                } else {
-                    language = ResourceUtil.getSystemLocale().get(0).getLanguage();
-                    country = ResourceUtil.getSystemLocale().get(0).getCountry();
-                }
-                setAppLanguage(getApplicationContext(), new Locale(language, country));
             }
 
             @Override

app/src/main/java/com/fatapp/oxygentoolbox/MainActivity.java

@@ -100,7 +100,7 @@ public class MainActivity extends AppCompatActivity {
 */
 
     @Override
-    public boolean onCreateOptionsMenu(Menu menu) {
+    public boolean onCreateOptionsMenu(@NonNull Menu menu) {
         // Inflate the menu; this adds items to the action bar if it is present.
         getMenuInflater().inflate(R.menu.main, menu);
         return true;

app/src/main/java/com/fatapp/oxygentoolbox/ui/about/LibrariesActivity.java

@@ -0,0 +1,138 @@
+package com.fatapp.oxygentoolbox.ui.about;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.SearchView;
+import androidx.appcompat.widget.Toolbar;
+import androidx.constraintlayout.widget.ConstraintLayout;
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import android.app.SearchManager;
+import android.content.Context;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.Menu;
+import android.view.MenuItem;
+
+import com.fatapp.oxygentoolbox.R;
+import com.fatapp.oxygentoolbox.ui.about.util.LibrariesAdapter;
+import com.fatapp.oxygentoolbox.util.DependenciesJson;
+import com.fatapp.oxygentoolbox.util.MultiLanguageUtils;
+import com.fatapp.oxygentoolbox.util.ResourceUtil;
+import com.google.gson.Gson;
+import com.google.gson.reflect.TypeToken;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.util.Objects;
+
+public class LibrariesActivity extends AppCompatActivity {
+    private Toolbar toolbar;
+    private ConstraintLayout librariesPage;
+    private RecyclerView librariesRecyclerView;
+    private SearchView searchView;
+
+    private LibrariesAdapter librariesAdapter;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_libraries);
+
+        initView();
+        initLayout();
+        loadLibraries();
+    }
+
+    private void initView() {
+        toolbar = findViewById(R.id.toolbar);
+        librariesPage = findViewById(R.id.libraries_page);
+        librariesRecyclerView = findViewById(R.id.libraries_recycler_view);
+    }
+
+    private void initLayout() {
+        librariesPage.setPadding(0, ResourceUtil.getStatusBarHeight(getWindow(), getApplicationContext()), 0, 0);
+        setSupportActionBar(toolbar);
+        Objects.requireNonNull(getSupportActionBar()).setDisplayHomeAsUpEnabled(true);
+        Objects.requireNonNull(getSupportActionBar()).setTitle(R.string.setting_open_source);
+    }
+
+    private void loadLibraries() {
+        StringBuilder dependenciesJson = new StringBuilder();
+        try {
+            InputStream inputStream = ResourceUtil.getResources().openRawResource(R.raw.dependencies);
+            InputStreamReader inputStreamReader = new InputStreamReader(inputStream);
+            BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
+            String str;
+            while ((str = bufferedReader.readLine()) != null) {
+                dependenciesJson.append(str);
+            }
+            DependenciesJson dependencies = new Gson().fromJson(dependenciesJson.toString(), new TypeToken<DependenciesJson>() {
+            }.getType());
+            librariesRecyclerView.setLayoutManager(new LinearLayoutManager(getApplicationContext()));
+            librariesAdapter = new LibrariesAdapter(this, dependencies);
+            librariesRecyclerView.addItemDecoration(new LibrariesAdapter.LibrariesItemDecoration());
+            librariesRecyclerView.setAdapter(librariesAdapter);
+        } catch (IOException e) {
+            Log.d("TAG", e.toString());
+        }
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(@NonNull MenuItem item) {
+        if (item.getItemId() == android.R.id.home) {
+            finish();
+        }
+
+        return super.onOptionsItemSelected(item);
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(@NonNull Menu menu) {
+        getMenuInflater().inflate(R.menu.seach_view, menu);
+        SearchManager searchManager = (SearchManager) getSystemService(Context.SEARCH_SERVICE);
+        searchView = (SearchView) menu.findItem(R.id.action_search).getActionView();
+        searchView.setSearchableInfo(searchManager.getSearchableInfo(getComponentName()));
+        searchView.setMaxWidth(Integer.MAX_VALUE);
+        searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
+            @Override
+            public boolean onQueryTextSubmit(String query) {
+                librariesAdapter.getFilter().filter(query);
+                return false;
+            }
+
+            @Override
+            public boolean onQueryTextChange(String newText) {
+                librariesAdapter.getFilter().filter(newText);
+                return false;
+            }
+        });
+
+        return true;
+    }
+
+    @Override
+    public void onBackPressed() {
+        // Close search view when back button pressed
+        if (!searchView.isIconified()) {
+            searchView.setIconified(true);
+            return;
+        }
+
+        super.onBackPressed();
+    }
+
+    @Override
+    protected void attachBaseContext(Context newBase) {
+        super.attachBaseContext(MultiLanguageUtils.attachBaseContext(newBase));
+    }
+
+    @Override
+    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
+        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
+        MultiLanguageUtils.attachBaseContext(getApplicationContext());
+    }
+}

app/src/main/java/com/fatapp/oxygentoolbox/ui/about/util/LibrariesAdapter.java

@@ -0,0 +1,179 @@
+package com.fatapp.oxygentoolbox.ui.about.util;
+
+import android.annotation.SuppressLint;
+import android.content.Context;
+import android.content.Intent;
+import android.graphics.Rect;
+import android.net.Uri;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Filter;
+import android.widget.Filterable;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.fatapp.oxygentoolbox.R;
+import com.fatapp.oxygentoolbox.util.DependenciesJson;
+import com.fatapp.oxygentoolbox.util.LicenseJson;
+import com.fatapp.oxygentoolbox.util.ResourceUtil;
+import com.google.android.material.card.MaterialCardView;
+import com.google.android.material.dialog.MaterialAlertDialogBuilder;
+import com.google.gson.Gson;
+import com.google.gson.reflect.TypeToken;
+
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.StringJoiner;
+
+public class LibrariesAdapter extends RecyclerView.Adapter<LibrariesAdapter.ViewHolder> implements Filterable {
+    private final Context context;
+    private final DependenciesJson dependencies;
+    private List<DependenciesJson.LibrariesDTO> librariesFiltered;
+
+    public LibrariesAdapter(Context context, DependenciesJson dependencies) {
+        this.context = context;
+        this.dependencies = dependencies;
+        this.librariesFiltered = dependencies.getLibraries();
+    }
+
+    @NonNull
+    @Override
+    public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View inflate = LayoutInflater.from(parent.getContext()).inflate(R.layout.item_libraries, parent, false);
+
+        return new ViewHolder(inflate);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull ViewHolder holder, int position) {
+        DependenciesJson.LibrariesDTO library = librariesFiltered.get(position);
+        holder.getLibraryName().setText(library.getName());
+        holder.getLibraryCreator().setText(library.getDevelopersStr());
+        holder.getLibraryVersion().setText(library.getArtifactVersion());
+        holder.getLibraryDescription().setText(library.getDescription());
+        holder.getLibraryLicense().setText(getLicensesNameStr(library.getLicenses()));
+
+        String url = library.getWebsite() != null && !library.getWebsite().isEmpty() ? library.getWebsite() : library.getScm() != null && library.getScm().getUrl() != null && !library.getScm().getUrl().isEmpty() ? library.getScm().getUrl() : null;
+        if (url != null) {
+            holder.cardView.setOnClickListener(view -> context.startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(url))));
+        }
+
+        holder.getLibraryLicense().setOnClickListener(view -> {
+            for (String license : library.getLicenses()) {
+                try {
+                    String licenseStr = new JSONObject(dependencies.getLicenses()).getString(license);
+                    LicenseJson licenseObject = new Gson().fromJson(licenseStr, new TypeToken<LicenseJson>() {
+                    }.getType());
+                    new MaterialAlertDialogBuilder(context).setMessage(licenseObject.getContent()).show();
+                } catch (JSONException e) {
+                    new MaterialAlertDialogBuilder(context).setMessage(String.format("Could not load license \"%s\"", license)).show();
+                }
+            }
+        });
+    }
+
+    @Override
+    public int getItemCount() {
+        return librariesFiltered.size();
+    }
+
+    private String getLicensesNameStr(List<String> licenses) {
+        StringJoiner stringJoiner = new StringJoiner(", ");
+        for (String license : licenses) {
+            try {
+                String licenseStr = new JSONObject(dependencies.getLicenses()).getString(license);
+                LicenseJson licenseObject = new Gson().fromJson(licenseStr, new TypeToken<LicenseJson>() {
+                }.getType());
+                stringJoiner.add(licenseObject.getName());
+            } catch (JSONException e) {
+                stringJoiner.add(license);
+            }
+        }
+        return stringJoiner.toString();
+    }
+
+    @Override
+    public Filter getFilter() {
+        return new Filter() {
+            @Override
+            protected FilterResults performFiltering(CharSequence charSequence) {
+                List<DependenciesJson.LibrariesDTO> libraries = new ArrayList<>();
+                if (charSequence.toString().isEmpty()) {
+                    libraries = dependencies.getLibraries();
+                } else {
+                    for (DependenciesJson.LibrariesDTO library : dependencies.getLibraries()) {
+                        if (library.getName().toLowerCase().contains(charSequence.toString().toLowerCase())) {
+                            libraries.add(library);
+                        }
+                    }
+                }
+                FilterResults results = new FilterResults();
+                results.count = libraries.size();
+                results.values = libraries;
+                return results;
+            }
+
+            @SuppressWarnings("unchecked")
+            @SuppressLint("NotifyDataSetChanged")
+            @Override
+            protected void publishResults(CharSequence charSequence, FilterResults filterResults) {
+                librariesFiltered = (ArrayList<DependenciesJson.LibrariesDTO>) filterResults.values;
+                notifyDataSetChanged();
+            }
+        };
+    }
+
+    public static class ViewHolder extends RecyclerView.ViewHolder {
+        private final MaterialCardView cardView;
+        private final TextView libraryName;
+        private final TextView libraryCreator;
+        private final TextView libraryVersion;
+        private final TextView libraryDescription;
+        private final TextView libraryLicense;
+
+        public ViewHolder(@NonNull View itemView) {
+            super(itemView);
+            cardView = (MaterialCardView) itemView;
+            libraryName = itemView.findViewById(R.id.library_name);
+            libraryCreator = itemView.findViewById(R.id.library_creator);
+            libraryVersion = itemView.findViewById(R.id.library_version);
+            libraryDescription = itemView.findViewById(R.id.library_description);
+            libraryLicense = itemView.findViewById(R.id.library_license);
+        }
+
+        public TextView getLibraryName() {
+            return libraryName;
+        }
+
+        public TextView getLibraryCreator() {
+            return libraryCreator;
+        }
+
+        public TextView getLibraryVersion() {
+            return libraryVersion;
+        }
+
+        public TextView getLibraryDescription() {
+            return libraryDescription;
+        }
+
+        public TextView getLibraryLicense() {
+            return libraryLicense;
+        }
+    }
+
+    public static class LibrariesItemDecoration extends RecyclerView.ItemDecoration {
+        @Override
+        public void getItemOffsets(@NonNull Rect outRect, @NonNull View view, @NonNull RecyclerView parent, @NonNull RecyclerView.State state) {
+            if (parent.getChildLayoutPosition(view) != 0) {
+                outRect.top = -ResourceUtil.dpToPx(10f);
+            }
+        }
+    }
+}

app/src/main/java/com/fatapp/oxygentoolbox/ui/home/HomeFragment.java

@@ -14,6 +14,7 @@ import androidx.viewpager2.widget.ViewPager2;
 import com.fatapp.oxygentoolbox.R;
 import com.fatapp.oxygentoolbox.ui.home.fav.FavFragment;
 import com.fatapp.oxygentoolbox.ui.home.tools.ToolsFragment;
+import com.fatapp.oxygentoolbox.util.SharedPreferencesUtils;
 import com.google.android.material.bottomnavigation.BottomNavigationView;
 
 public class HomeFragment extends Fragment {
@@ -29,7 +30,7 @@ public class HomeFragment extends Fragment {
         ViewPager2 bottomNavViewPager = root.findViewById(R.id.bottom_nav_view_pager);
         BottomNavigationView bottomNavigationView = root.findViewById(R.id.bottom_navigation_view);
 
-        bottomNavViewPager.registerOnPageChangeCallback(new ViewPager2.OnPageChangeCallback(){
+        bottomNavViewPager.registerOnPageChangeCallback(new ViewPager2.OnPageChangeCallback() {
             @Override
             public void onPageSelected(int position) {
                 bottomNavigationView.getMenu().getItem(position).setChecked(true);
@@ -43,13 +44,10 @@ public class HomeFragment extends Fragment {
             @NonNull
             @Override
             public Fragment createFragment(int position) {
-                switch (position) {
+                if (position == 1) {
-                    case 0:
+                    return new FavFragment();
-                        return new ToolsFragment();
-                    case 1:
-                        return new FavFragment();
                 }
-                return null;
+                return new ToolsFragment();
             }
 
             @Override
@@ -58,6 +56,8 @@ public class HomeFragment extends Fragment {
             }
         });
 
+        bottomNavViewPager.setCurrentItem(SharedPreferencesUtils.getLaunchPage() == SharedPreferencesUtils.LaunchPage.tools ? 0 : 1, false);
+
         return root;
     }
 

app/src/main/java/com/fatapp/oxygentoolbox/ui/setting/SettingFragment.java

@@ -1,32 +1,26 @@
 package com.fatapp.oxygentoolbox.ui.setting;
 
 import android.content.Intent;
-import android.os.Build;
 import android.os.Bundle;
-import android.widget.Toast;
 
-import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.preference.ListPreference;
 import androidx.preference.Preference;
 import androidx.preference.PreferenceFragmentCompat;
-import androidx.preference.PreferenceManager;
 
 import com.fatapp.oxygentoolbox.MainActivity;
 import com.fatapp.oxygentoolbox.R;
-import com.fatapp.oxygentoolbox.util.MultiLanguageUtils;
+import com.fatapp.oxygentoolbox.ui.about.LibrariesActivity;
 import com.fatapp.oxygentoolbox.util.ResourceUtil;
 
-import java.util.Objects;
-
 public class SettingFragment extends PreferenceFragmentCompat {
 
     @Override
     public void onCreatePreferences(@Nullable Bundle savedInstanceState, @Nullable String rootKey) {
         setPreferencesFromResource(R.xml.fragment_setting, rootKey);
-        ListPreference appLanguage = findPreference("app_language");
+        ListPreference appLanguagePreference = findPreference(ResourceUtil.getString(R.string.setting_language_key));
-        if (appLanguage != null) {
+        if (appLanguagePreference != null) {
-            appLanguage.setOnPreferenceChangeListener((preference, newValue) -> {
+            appLanguagePreference.setOnPreferenceChangeListener((preference, newValue) -> {
                 Intent intent = new Intent(getActivity(), MainActivity.class);
                 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
                 requireActivity().startActivity(intent);
@@ -34,5 +28,16 @@ public class SettingFragment extends PreferenceFragmentCompat {
                 return true;
             });
         }
+
+        Preference aboutPreference = findPreference(ResourceUtil.getString(R.string.setting_about_oxygen_toolbox_key));
+        if (aboutPreference != null) {
+            aboutPreference.setOnPreferenceClickListener(preference -> {
+                Intent intent = new Intent(getActivity(), LibrariesActivity.class);
+                intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+                startActivity(intent);
+//                Navigation.findNavController(requireView()).navigate(R.id.action_setting_to_about);
+                return true;
+            });
+        }
     }
 }

app/src/main/java/com/fatapp/oxygentoolbox/util/Config.java

@@ -1,4 +0,0 @@
-package com.fatapp.oxygentoolbox.util;
-
-public class Config {
-}

app/src/main/java/com/fatapp/oxygentoolbox/util/DependenciesJson.java

@@ -0,0 +1,154 @@
+package com.fatapp.oxygentoolbox.util;
+
+import com.google.gson.JsonParser;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.StringJoiner;
+
+public class DependenciesJson {
+
+    @SerializedName("metadata")
+    private MetadataDTO metadata;
+    @SerializedName("libraries")
+    private List<LibrariesDTO> libraries;
+    @SerializedName("licenses")
+    @JsonAdapter(RawStringJsonAdapter.class)
+    private String licenses;
+
+    public MetadataDTO getMetadata() {
+        return metadata;
+    }
+
+    public List<LibrariesDTO> getLibraries() {
+        return libraries;
+    }
+
+    public String getLicenses() {
+        return licenses;
+    }
+
+    public static class MetadataDTO {
+        @SerializedName("generated")
+        private String generated;
+
+        public String getGenerated() {
+            return generated;
+        }
+    }
+
+    public static class LibrariesDTO {
+        @SerializedName("uniqueId")
+        private String uniqueId;
+        @SerializedName("funding")
+        private List<?> funding;
+        @SerializedName("developers")
+        private List<DevelopersDTO> developers;
+        @SerializedName("artifactVersion")
+        private String artifactVersion;
+        @SerializedName("description")
+        private String description;
+        @SerializedName("name")
+        private String name;
+        @SerializedName("licenses")
+        private List<String> licenses;
+        @SerializedName("scm")
+        private ScmDTO scm;
+        @SerializedName("website")
+        private String website;
+
+        public String getUniqueId() {
+            return uniqueId;
+        }
+
+        public List<?> getFunding() {
+            return funding;
+        }
+
+        public List<DevelopersDTO> getDevelopers() {
+            return developers;
+        }
+
+        public String getDevelopersStr() {
+            StringJoiner stringJoiner = new StringJoiner(", ");
+            for (DevelopersDTO developer : getDevelopers()) {
+                stringJoiner.add(developer.getName());
+            }
+
+            return stringJoiner.toString();
+        }
+
+        public String getArtifactVersion() {
+            return artifactVersion;
+        }
+
+        public String getDescription() {
+            return description;
+        }
+
+        public String getName() {
+            return name;
+        }
+
+        public List<String> getLicenses() {
+            return licenses;
+        }
+
+        public ScmDTO getScm() {
+            return scm;
+        }
+
+        public String getWebsite() {
+            return website;
+        }
+
+        public static class ScmDTO {
+            @SerializedName("connection")
+            private String connection;
+            @SerializedName("url")
+            private String url;
+
+            public String getConnection() {
+                return connection;
+            }
+
+            public String getUrl() {
+                return url;
+            }
+        }
+
+        public static class DevelopersDTO {
+            @SerializedName("organisationUrl")
+            private String organisationUrl;
+            @SerializedName("name")
+            private String name;
+
+            public String getOrganisationUrl() {
+                return organisationUrl;
+            }
+
+            public String getName() {
+                return name;
+            }
+        }
+    }
+    public static class RawStringJsonAdapter extends TypeAdapter<String> {
+
+        @Override
+        public void write(JsonWriter out, String value) throws IOException {
+            out.jsonValue(value);
+        }
+
+        @Override
+        public String read(JsonReader in) {
+            return JsonParser.parseReader(in).toString();
+        }
+    }
+
+
+}

app/src/main/java/com/fatapp/oxygentoolbox/util/LicenseJson.java

@@ -0,0 +1,42 @@
+package com.fatapp.oxygentoolbox.util;
+
+import com.google.gson.annotations.SerializedName;
+
+public class LicenseJson {
+    @SerializedName("content")
+    private String content;
+    @SerializedName("hash")
+    private String hash;
+    @SerializedName("internalHash")
+    private String internalHash;
+    @SerializedName("url")
+    private String url;
+    @SerializedName("spdxId")
+    private String spdxId;
+    @SerializedName("name")
+    private String name;
+
+    public String getContent() {
+        return content;
+    }
+
+    public String getHash() {
+        return hash;
+    }
+
+    public String getInternalHash() {
+        return internalHash;
+    }
+
+    public String getUrl() {
+        return url;
+    }
+
+    public String getSpdxId() {
+        return spdxId;
+    }
+
+    public String getName() {
+        return name;
+    }
+}

app/src/main/java/com/fatapp/oxygentoolbox/util/MultiLanguageUtils.java

@@ -1,47 +1,25 @@
 package com.fatapp.oxygentoolbox.util;
 
-import android.app.Activity;
-import android.app.Application;
 import android.content.Context;
 import android.content.res.Configuration;
 import android.content.res.Resources;
 import android.os.Build;
-import android.os.Bundle;
 import android.os.LocaleList;
-import android.text.TextUtils;
 import android.util.DisplayMetrics;
 
 import androidx.annotation.RequiresApi;
-import androidx.appcompat.view.ContextThemeWrapper;
-import androidx.core.os.ConfigurationCompat;
-import androidx.core.os.LocaleListCompat;
-
-import com.fatapp.oxygentoolbox.R;
 
 import java.util.Locale;
+import java.util.Objects;
 
 public class MultiLanguageUtils {
 
     public static Context attachBaseContext(Context context) {
-        String locale;
+        Locale locale = SharedPreferencesUtils.getLanguage();
-        if (SharedPreferencesUtils.isNull()) {
-            locale = "default";
-        } else {
-            locale = SharedPreferencesUtils.getLocale();
-        }
-        String language;
-        String country;
-        if (!locale.equals("default")) {
-            language = locale.substring(0, locale.indexOf("_"));
-            country = locale.substring(locale.indexOf("_") + 1);
-        } else {
-            language = ResourceUtil.getSystemLocale().get(0).getLanguage();
-            country = ResourceUtil.getSystemLocale().get(0).getCountry();
-        }
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N_MR1) {
-            return createConfigurationContext(context, language, country);
+            return createConfigurationContext(context, locale.getLanguage(), locale.getCountry());
         } else {
-            return updateConfiguration(context, language, country);
+            return updateConfiguration(context, locale.getLanguage(), locale.getCountry());
         }
     }
 

app/src/main/java/com/fatapp/oxygentoolbox/util/ResourceUtil.java

@@ -109,4 +109,12 @@ public final class ResourceUtil {
         Configuration configuration = Resources.getSystem().getConfiguration();
         return ConfigurationCompat.getLocales(configuration);
     }
+
+    public static int dpToPx(float dp) {
+        return (int) (dp * getDisplayMetrics().density + 0.5f);
+    }
+
+    public static float pxToDp(int px) {
+        return px / getDisplayMetrics().density + 0.5f;
+    }
 }

app/src/main/java/com/fatapp/oxygentoolbox/util/SharedPreferencesUtils.java

@@ -5,6 +5,11 @@ import android.content.SharedPreferences;
 
 import androidx.preference.PreferenceManager;
 
+import com.fatapp.oxygentoolbox.R;
+
+import java.util.Locale;
+import java.util.Objects;
+
 public class SharedPreferencesUtils {
     private static SharedPreferences preferences;
 
@@ -12,11 +17,31 @@ public class SharedPreferencesUtils {
         preferences = PreferenceManager.getDefaultSharedPreferences(app);
     }
 
-    public static String getLocale() {
+    public static Locale getLanguage() {
-        return preferences.getString("app_language", "default");
+        String languagePreference;
+        String language;
+        String country;
+        if (SharedPreferencesUtils.isNull() ||
+                (languagePreference = preferences.getString(ResourceUtil.getString(R.string.setting_language_key), ResourceUtil.getString(R.string.setting_language_default_value))).equals(ResourceUtil.getString(R.string.setting_language_default_value))) {
+            language = Objects.requireNonNull(ResourceUtil.getSystemLocale().get(0)).getLanguage();
+            country = Objects.requireNonNull(ResourceUtil.getSystemLocale().get(0)).getCountry();
+        } else {
+            language = languagePreference.substring(0, languagePreference.indexOf("_"));
+            country = languagePreference.substring(languagePreference.indexOf("_") + 1);
+        }
+
+        return new Locale(language, country);
     }
 
     public static boolean isNull() {
         return preferences == null;
     }
+
+    public static LaunchPage getLaunchPage() {
+        return LaunchPage.valueOf(preferences.getString(ResourceUtil.getString(R.string.setting_launch_page_key), ResourceUtil.getString(R.string.setting_launch_page_default_value)));
+    }
+
+    public enum LaunchPage {
+        tools,favourites
+    }
 }

app/src/main/java/com/fatapp/oxygentoolbox/util/ToolsLauncher.java

@@ -7,7 +7,6 @@ import android.content.Intent;
 import android.widget.Toast;
 
 import com.fatapp.oxygentoolbox.R;
-import com.fatapp.oxygentoolbox.tools.TimeScreenActivity;
 
 public class ToolsLauncher {
     public static void launch(Context context, String activity) {

app/src/main/java/com/fatapp/oxygentoolbox/util/ToolsList.java

@@ -1,28 +1,25 @@
 package com.fatapp.oxygentoolbox.util;
 
-import android.os.Build;
-import android.widget.Toast;
-
-import com.fatapp.oxygentoolbox.MainActivity;
-import com.fatapp.oxygentoolbox.ui.home.HomeFragment;
 import com.google.gson.Gson;
 import com.google.gson.reflect.TypeToken;
 
+import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStream;
+import java.io.InputStreamReader;
 import java.util.ArrayList;
 import java.util.List;
-import java.util.Locale;
 
 public class ToolsList {
     private static List<Tool> toolList = new ArrayList<>();
 
     public static void init(InputStream file) throws IOException {
-        int i;
+        String str;
         StringBuilder jsonStringBuilder = new StringBuilder();
-
+        InputStreamReader inputStreamReader = new InputStreamReader(file);
-        while ((i = file.read()) != -1) {
+        BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
-            jsonStringBuilder.append((char) i);
+        while ((str = bufferedReader.readLine()) != null) {
+            jsonStringBuilder.append(str);
         }
         file.close();
         List<ToolsJson> toolsJsonList = new Gson().fromJson(jsonStringBuilder.toString(), new TypeToken<List<ToolsJson>>() {
@@ -44,13 +41,7 @@ public class ToolsList {
     }
 
     private static String getLocale(Locales strings) {
-        String language;
+        if (SharedPreferencesUtils.getLanguage().getLanguage().equals("zh")) {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
-            language = ResourceUtil.getResources().getConfiguration().getLocales().get(0).getLanguage();
-        } else {
-            language = ResourceUtil.getResources().getConfiguration().locale.getLanguage();
-        }
-        if (language.equals("zh")) {
             return strings.getCn();
         }
         return strings.getEn();

app/src/main/res/drawable/ic_launch.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:autoMirrored="true"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="?attr/app_text_theme"
+        android:pathData="M19,19H5V5h7V3H5c-1.11,0 -2,0.9 -2,2v14c0,1.1 0.89,2 2,2h14c1.1,0 2,-0.9 2,-2v-7h-2v7zM14,3v2h3.59l-9.83,9.83 1.41,1.41L19,6.41V10h2V3h-7z" />
+</vector>

app/src/main/res/drawable/ic_setting_about.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:autoMirrored="true"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="?attr/app_text_theme"
+        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>

app/src/main/res/drawable/ic_setting_language.xml

@@ -0,0 +1,12 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:width="24dp"
+    android:height="24dp"
+    android:autoMirrored="true"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path
+        android:fillColor="?attr/app_text_theme"
+        android:pathData="M11.99,2C6.47,2 2,6.48 2,12s4.47,10 9.99,10C17.52,22 22,17.52 22,12S17.52,2 11.99,2zM18.92,8h-2.95c-0.32,-1.25 -0.78,-2.45 -1.38,-3.56 1.84,0.63 3.37,1.91 4.33,3.56zM12,4.04c0.83,1.2 1.48,2.53 1.91,3.96h-3.82c0.43,-1.43 1.08,-2.76 1.91,-3.96zM4.26,14C4.1,13.36 4,12.69 4,12s0.1,-1.36 0.26,-2h3.38c-0.08,0.66 -0.14,1.32 -0.14,2 0,0.68 0.06,1.34 0.14,2L4.26,14zM5.08,16h2.95c0.32,1.25 0.78,2.45 1.38,3.56 -1.84,-0.63 -3.37,-1.9 -4.33,-3.56zM8.03,8L5.08,8c0.96,-1.66 2.49,-2.93 4.33,-3.56C8.81,5.55 8.35,6.75 8.03,8zM12,19.96c-0.83,-1.2 -1.48,-2.53 -1.91,-3.96h3.82c-0.43,1.43 -1.08,2.76 -1.91,3.96zM14.34,14L9.66,14c-0.09,-0.66 -0.16,-1.32 -0.16,-2 0,-0.68 0.07,-1.35 0.16,-2h4.68c0.09,0.65 0.16,1.32 0.16,2 0,0.68 -0.07,1.34 -0.16,2zM14.59,19.56c0.6,-1.11 1.06,-2.31 1.38,-3.56h2.95c-0.96,1.65 -2.49,2.93 -4.33,3.56zM16.36,14c0.08,-0.66 0.14,-1.32 0.14,-2 0,-0.68 -0.06,-1.34 -0.14,-2h3.38c0.16,0.64 0.26,1.31 0.26,2s-0.1,1.36 -0.26,2h-3.38z"
+        tools:ignore="VectorPath" />
+</vector>

app/src/main/res/layout/activity_libraries.xml

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/libraries_page"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".ui.about.LibrariesActivity">
+
+    <com.google.android.material.appbar.AppBarLayout
+        android:id="@+id/app_bar_layout"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        android:theme="@style/Theme.OxygenToolbox.AppBarOverlay">
+
+        <androidx.appcompat.widget.Toolbar
+            android:id="@+id/toolbar"
+            android:layout_width="match_parent"
+            android:layout_height="?attr/actionBarSize"
+            android:background="?attr/colorPrimary"
+            app:popupTheme="@style/Theme.OxygenToolbox.PopupOverlay" />
+
+    </com.google.android.material.appbar.AppBarLayout>
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/libraries_recycler_view"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        app:layout_constraintTop_toBottomOf="@id/app_bar_layout"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintBottom_toBottomOf="parent">
+    </androidx.recyclerview.widget.RecyclerView>
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/item_libraries.xml

@@ -0,0 +1,129 @@
+<?xml version="1.0" encoding="utf-8"?>
+<com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_marginStart="@dimen/library_item_card_margin_horizontal"
+    android:layout_marginTop="@dimen/library_item_card_margin_vertical"
+    android:layout_marginEnd="@dimen/library_item_card_margin_horizontal"
+    android:layout_marginBottom="@dimen/library_item_card_margin_vertical"
+    android:clickable="true"
+    android:focusable="true">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/content"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical">
+
+        <TextView
+            android:id="@+id/library_name"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:ellipsize="end"
+            android:maxLines="1"
+            android:paddingStart="@dimen/library_item_card_inner_padding"
+            android:paddingLeft="@dimen/library_item_card_inner_padding"
+            android:paddingTop="@dimen/library_item_card_inner_padding"
+            android:paddingEnd="@dimen/library_item_card_inner_padding"
+            android:paddingRight="@dimen/library_item_card_inner_padding"
+            android:textAppearance="?textAppearanceHeadline5"
+            app:layout_constraintBottom_toTopOf="@+id/library_creator"
+            app:layout_constraintEnd_toStartOf="@+id/library_version"
+            app:layout_constraintHorizontal_weight="1"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            tools:text="Library name" />
+
+        <TextView
+            android:id="@+id/library_creator"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:ellipsize="end"
+            android:maxLines="2"
+            android:paddingStart="@dimen/library_item_card_inner_padding"
+            android:paddingLeft="@dimen/library_item_card_inner_padding"
+            android:paddingEnd="@dimen/library_item_card_inner_padding"
+            android:paddingRight="@dimen/library_item_card_inner_padding"
+            android:textAppearance="?textAppearanceSubtitle1"
+            app:layout_constraintBottom_toTopOf="@+id/library_description_divider"
+            app:layout_constraintEnd_toStartOf="@+id/library_version"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/library_name"
+            tools:text="Creator" />
+
+        <TextView
+            android:id="@+id/library_version"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:maxLines="1"
+            android:paddingStart="0dp"
+            android:paddingTop="@dimen/library_item_card_inner_padding"
+            android:paddingEnd="@dimen/library_item_card_inner_padding"
+            android:textAppearance="?textAppearanceBody2"
+            app:layout_constrainedWidth="true"
+            app:layout_constraintBottom_toBottomOf="@id/library_name"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toEndOf="@id/library_name"
+            app:layout_constraintTop_toTopOf="@id/library_name"
+            tools:text="Version" />
+
+        <View
+            android:id="@+id/library_description_divider"
+            android:layout_width="0dp"
+            android:layout_height="1dp"
+            android:layout_marginVertical="@dimen/library_item_card_divider_padding_vertical"
+            android:layout_marginHorizontal="@dimen/library_item_card_divider_padding_horizontal"
+            android:background="?attr/app_background"
+            app:layout_constraintBottom_toTopOf="@id/library_description"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/library_creator" />
+
+        <TextView
+            android:id="@+id/library_description"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginLeft="@dimen/library_item_card_inner_padding"
+            android:layout_marginRight="@dimen/library_item_card_inner_padding"
+            android:maxLines="20"
+            android:textAppearance="?textAppearanceBody2"
+            app:layout_constraintBottom_toTopOf="@id/library_bottom_divider"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/library_description_divider"
+            tools:text="This is library description.This is library description.This is library description.This is library description.This is library description.This is library description.This is library description.This is library description." />
+
+        <View
+            android:id="@+id/library_bottom_divider"
+            android:layout_width="0dp"
+            android:layout_height="1dp"
+            android:layout_marginVertical="@dimen/library_item_card_divider_padding_vertical"
+            android:layout_marginHorizontal="@dimen/library_item_card_divider_padding_horizontal"
+            android:background="?attr/app_background"
+            app:layout_constraintBottom_toTopOf="@id/library_license"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/library_description" />
+
+        <TextView
+            android:id="@+id/library_license"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:gravity="end"
+            android:maxLines="1"
+            android:paddingStart="@dimen/library_item_card_inner_padding"
+            android:paddingLeft="@dimen/library_item_card_inner_padding"
+            android:paddingEnd="@dimen/library_item_card_inner_padding"
+            android:paddingRight="@dimen/library_item_card_inner_padding"
+            android:paddingBottom="@dimen/library_item_card_inner_padding"
+            android:textAppearance="?textAppearanceBody1"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/library_bottom_divider"
+            tools:text="License" />
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+</com.google.android.material.card.MaterialCardView>

app/src/main/res/menu/seach_view.xml

@@ -0,0 +1,10 @@
+<menu xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+    <item
+        android:id="@+id/action_search"
+        android:icon="@android:drawable/ic_menu_search"
+        android:orderInCategory="100"
+        android:title="@string/setting_search"
+        app:showAsAction="always"
+        app:actionViewClass="androidx.appcompat.widget.SearchView" />
+</menu>

app/src/main/res/navigation/mobile_navigation.xml

@@ -21,7 +21,11 @@
         android:id="@+id/nav_setting"
         android:name="com.fatapp.oxygentoolbox.ui.setting.SettingFragment"
         android:label="@string/menu_setting"
-        tools:layout="@xml/fragment_setting" />
+        tools:layout="@xml/fragment_setting">
+        <action
+            android:id="@+id/action_setting_to_about"
+            app:destination="@id/nav_about" />
+    </fragment>
 
     <fragment
         android:id="@+id/nav_about"

app/src/main/res/values-zh-rCN/strings.xml

@@ -27,11 +27,18 @@
 
     <string name="setting_base_settings">基本设置</string>
     <string name="setting_language">语言</string>
-    <string name="setting_launch_page">启动页</string>
-
     <string-array name="setting_language_array">
         <item>跟随系统</item>
         <item>中文</item>
         <item>English</item>
     </string-array>
+    <string name="setting_launch_page">启动页</string>
+    <string-array name="setting_launch_page_array">
+        <item>工具</item>
+        <item>收藏</item>
+    </string-array>
+    <string name="setting_open_source">开源许可</string>
+    <string name="setting_search">查找</string>
+    <string name="setting_about">关于</string>
+    <string name="setting_about_oxygen_toolbox">关于 氧工具</string>
 </resources>

app/src/main/res/values-zh-rHK/strings.xml

@@ -27,11 +27,14 @@
 
     <string name="setting_base_settings">基本设置</string>
     <string name="setting_language">语言</string>
-    <string name="setting_launch_page">启动页</string>
-
     <string-array name="setting_language_array">
         <item>跟随系统</item>
         <item>中文</item>
         <item>English</item>
     </string-array>
+    <string name="setting_launch_page">启动页</string>
+    <string name="setting_open_source">开源许可</string>
+    <string name="setting_search">查找</string>
+    <string name="setting_about">关于</string>
+    <string name="setting_about_oxygen_toolbox">关于 氧工具</string>
 </resources>

app/src/main/res/values-zh-rTW/strings.xml

@@ -27,11 +27,14 @@
 
     <string name="setting_base_settings">基本设置</string>
     <string name="setting_language">语言</string>
-    <string name="setting_launch_page">启动页</string>
-
     <string-array name="setting_language_array">
         <item>跟随系统</item>
         <item>中文</item>
         <item>English</item>
     </string-array>
+    <string name="setting_launch_page">启动页</string>
+    <string name="setting_open_source">开源许可</string>
+    <string name="setting_search">查找</string>
+    <string name="setting_about">关于</string>
+    <string name="setting_about_oxygen_toolbox">关于 氧工具</string>
 </resources>

app/src/main/res/values/dimens.xml

@@ -6,4 +6,10 @@
     <dimen name="nav_header_vertical_spacing">8dp</dimen>
     <dimen name="nav_header_height">176dp</dimen>
     <dimen name="default_text_size">20sp</dimen>
+
+    <dimen name="library_item_card_margin_vertical">16dp</dimen>
+    <dimen name="library_item_card_margin_horizontal">16dp</dimen>
+    <dimen name="library_item_card_inner_padding">16dp</dimen>
+    <dimen name="library_item_card_divider_padding_vertical">8dp</dimen>
+    <dimen name="library_item_card_divider_padding_horizontal">16dp</dimen>
 </resources>

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

@@ -45,5 +45,21 @@
         <item>zh_CN</item>
         <item>en_US</item>
     </string-array>
+    <string name="setting_language_default_value" translatable="false">default</string>
     <string name="setting_launch_page">Launch Page</string>
+    <string name="setting_launch_page_key" translatable="false">app_launch_page</string>
+    <string-array name="setting_launch_page_array">
+        <item>Tools</item>
+        <item>Favourites</item>
+    </string-array>
+    <string-array name="setting_launch_page_values">
+        <item>tools</item>
+        <item>favourites</item>
+    </string-array>
+    <string name="setting_launch_page_default_value" translatable="false">tools</string>
+    <string name="setting_open_source">OpenSource</string>
+    <string name="setting_search">Search</string>
+    <string name="setting_about">About</string>
+    <string name="setting_about_oxygen_toolbox">About OxygenToolbox</string>
+    <string name="setting_about_oxygen_toolbox_key" translatable="false">app_about</string>
 </resources>

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

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
+
     <style name="ToolsButton" parent="Widget.AppCompat.Button">
         <item name="android:layout_width">wrap_content</item>
         <item name="android:minWidth">0dp</item>
@@ -15,10 +16,12 @@
         <item name="android:stateListAnimator">@null</item>
         <item name="android:textColor">@color/default_tools_button_text</item>
     </style>
+
     <style name="ToolsLinearLayout">
         <item name="android:layout_width">wrap_content</item>
         <item name="android:layout_height">wrap_content</item>
     </style>
+
     <style name="ThemeSpinner" parent="Widget.AppCompat.Light.DropDownItem.Spinner">
         <item name="android:textSize">@dimen/default_text_size</item>
         <item name="android:textColor">?attr/app_text_theme</item>

app/src/main/res/values/themes.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <!-- Base application theme. -->
-    <style name="Theme.OxygenToolbox.Default" parent="Theme.MaterialComponents.DayNight.DarkActionBar.Bridge">
+    <style name="Theme.OxygenToolbox.Default" parent="Theme.MaterialComponents.DayNight.Bridge">
         <!-- Primary brand color. -->
         <item name="colorPrimary">@color/default_app_theme</item>
         <item name="colorPrimaryVariant">@color/default_app_theme</item>

app/src/main/res/xml/fragment_setting.xml

@@ -2,20 +2,27 @@
 <PreferenceScreen xmlns:app="http://schemas.android.com/apk/res-auto">
     <PreferenceCategory app:title="@string/setting_base_settings">
         <ListPreference
-            app:defaultValue="default"
+            app:defaultValue="@string/setting_language_default_value"
             app:entries="@array/setting_language_array"
             app:entryValues="@array/setting_language_values"
+            app:icon="@drawable/ic_setting_language"
             app:key="@string/setting_language_key"
             app:title="@string/setting_language"
             app:useSimpleSummaryProvider="true" />
+        <ListPreference
+            app:defaultValue="@string/setting_launch_page_default_value"
+            app:entries="@array/setting_launch_page_array"
+            app:entryValues="@array/setting_launch_page_values"
+            app:icon="@drawable/ic_launch"
+            app:key="@string/setting_launch_page_key"
+            app:title="@string/setting_launch_page"
+            app:useSimpleSummaryProvider="true" />
     </PreferenceCategory>
 
-    <PreferenceCategory
+    <PreferenceCategory app:title="@string/setting_about">
-        app:key="help_category"
-        app:title="Help">
         <Preference
-            app:key="feedback"
+            app:icon="@drawable/ic_setting_about"
-            app:summary="Report technical issues or suggest new features"
+            app:key="@string/setting_about_oxygen_toolbox_key"
-            app:title="Send feedback" />
+            app:title="@string/setting_about_oxygen_toolbox" />
     </PreferenceCategory>
 </PreferenceScreen>

build.gradle

@@ -2,6 +2,7 @@
 plugins {
     id 'com.android.application' version '7.2.1' apply false
     id 'com.android.library' version '7.2.1' apply false
+    id 'com.mikepenz.aboutlibraries.plugin' version '10.3.1' apply false
 }
 
 task clean(type: Delete) {

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Wed Mar 17 21:51:22 CST 2021
+#Sat Jul 16 00:05:06 CST 2022
 distributionBase=GRADLE_USER_HOME
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.5-bin.zip
 distributionPath=wrapper/dists
-zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.3.3-all.zip
+zipStoreBase=GRADLE_USER_HOME