一切的开始

app/.gitignore

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+/build

app/build.gradle

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+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 29
+    buildToolsVersion "29.0.2"
+    defaultConfig {
+        applicationId "com.fatapp.textcut"
+        minSdkVersion 19
+        targetSdkVersion 29
+        versionCode 191112
+        versionName '1.0.191112'
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+    android.defaultConfig.vectorDrawables.useSupportLibrary = true
+
+    android.applicationVariants.all {
+        variant ->
+            variant.outputs.all {
+                output -> outputFileName  = new File(variant.name, "TextCut" + "_v" + defaultConfig.versionName + "_" + buildType.name + ".apk")
+            }
+    }
+
+    signingConfigs {
+        release {
+            Properties buildPro = buildSign()
+            storeFile file(buildPro['storeFile'])
+            storePassword buildPro['storePassword']
+            keyAlias buildPro['keyAlias']
+            keyPassword buildPro['keyPassword']
+        }
+    }
+
+    buildTypes {
+        release {
+            signingConfig signingConfigs.release
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+
+}
+
+def buildSign() {
+    Properties buildProperties = new Properties()
+    buildProperties.load(new FileInputStream(file("../keystore.properties")))
+    return buildProperties
+}
+
+dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+    implementation 'com.google.android.material:material:1.0.0'
+    testImplementation 'junit:junit:4.13'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.1'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+
+    implementation 'cn.carbswang.android:NumberPickerView:1.2.0'
+    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'org.apache.httpcomponents:httpcore:4.4.12'
+
+    implementation 'com.github.ybq:Android-SpinKit:1.4.0'
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    implementation 'org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.3.61'
+    implementation 'cn.imlibo:FilePicker:v0.0.5_alpha'
+}

app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/androidTest/java/com/fatapp/textcut/ExampleInstrumentedTest.java

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+package com.fatapp.textcut;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+
+        assertEquals("com.fatapp.textcut", appContext.getPackageName());
+    }
+}

app/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="com.fatapp.textcut">
+    <!--读取SDCard数据权限-->
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+
+    <!-- 向SDCard写入数据权限 -->
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+    <application
+        android:allowBackup="true"
+        android:icon="@drawable/ic_launcher"
+        android:label="@string/appName"
+        android:roundIcon="@drawable/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme">
+        <activity
+            android:name=".MainActivity"
+            android:label="@string/appName"
+            android:theme="@style/AppTheme.NoActionBar">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/com/fatapp/textcut/Cut.java

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+package com.fatapp.textcut;
+
+import java.util.ArrayList;
+
+class Cut {
+    static ArrayList<String> cutText(String text, int number) {
+
+        ArrayList<String> output = new ArrayList<>();
+        int totalNumber = text.length() - 1;
+
+
+        if (totalNumber % number == 0) {
+            int textNumber = (int) Math.floor((double) totalNumber / (double) number);
+            for (int n = 0; n <= number - 1; n++) {
+                output.add(text.substring(n * textNumber, n * textNumber + textNumber));
+            }
+        } else {
+            int cutNumber = number - 1;
+            int textNumber = (int) Math.floor((double) totalNumber / (double) number);
+            for (int n = 0; n <= cutNumber - 1; n++) {
+                output.add(text.substring(n * textNumber, n * textNumber + textNumber));
+            }
+            output.add(text.substring(cutNumber * textNumber));
+        }
+
+        return output;
+    }
+}

app/src/main/java/com/fatapp/textcut/GetFile.java

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+package com.fatapp.textcut;
+
+import android.annotation.SuppressLint;
+import android.content.ContentUris;
+import android.content.Context;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.Build;
+import android.os.Environment;
+import android.provider.DocumentsContract;
+import android.provider.MediaStore;
+
+public class GetFile {
+
+    public static String getFileUri(Context context, Uri uri) {
+        String path;
+        if ("file".equalsIgnoreCase(uri.getScheme())) {//使用第三方应用打开
+            path = uri.getPath();
+        }
+        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.KITKAT) {//4.4以后
+            path = getPath(context, uri);
+        } else {//4.4以下下系统调用方法
+            path = getRealPathFromURI(context, uri);
+        }
+        return path;
+    }
+
+    public static String getRealPathFromURI(Context context, Uri contentUri) {
+        String res = null;
+        String[] proj = {MediaStore.Images.Media.DATA};
+        Cursor cursor = context.getContentResolver().query(contentUri, proj, null, null, null);
+        if (null != cursor && cursor.moveToFirst()) {
+            int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
+            res = cursor.getString(column_index);
+            cursor.close();
+        }
+        return res;
+    }
+
+    /**
+     * 专为Android4.4设计的从Uri获取文件绝对路径，以前的方法已不好使
+     */
+    @SuppressLint("NewApi")
+    public static String getPath(final Context context, final Uri uri) {
+
+        final boolean isKitKat = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT;
+
+        // DocumentProvider
+        if (isKitKat && DocumentsContract.isDocumentUri(context, uri)) {
+            // ExternalStorageProvider
+            if (isExternalStorageDocument(uri)) {
+                final String docId = DocumentsContract.getDocumentId(uri);
+                final String[] split = docId.split(":");
+                final String type = split[0];
+
+                if ("primary".equalsIgnoreCase(type)) {
+                    return Environment.getExternalStorageDirectory() + "/" + split[1];
+                }
+            }
+            // DownloadsProvider
+            else if (isDownloadsDocument(uri)) {
+
+                final String id = DocumentsContract.getDocumentId(uri);
+                final Uri contentUri = ContentUris.withAppendedId(
+                        Uri.parse("content://downloads/public_downloads"), Long.valueOf(id));
+
+                return getDataColumn(context, contentUri, null, null);
+            }
+            // MediaProvider
+            else if (isMediaDocument(uri)) {
+                final String docId = DocumentsContract.getDocumentId(uri);
+                final String[] split = docId.split(":");
+                final String type = split[0];
+
+                Uri contentUri = null;
+                if ("image".equals(type)) {
+                    contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
+                } else if ("video".equals(type)) {
+                    contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
+                } else if ("audio".equals(type)) {
+                    contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
+                }
+
+                final String selection = "_id=?";
+                final String[] selectionArgs = new String[]{split[1]};
+
+                return getDataColumn(context, contentUri, selection, selectionArgs);
+            }
+        }
+        // MediaStore (and general)
+        else if ("content".equalsIgnoreCase(uri.getScheme())) {
+            return getDataColumn(context, uri, null, null);
+        }
+        // File
+        else if ("file".equalsIgnoreCase(uri.getScheme())) {
+            return uri.getPath();
+        }
+        return null;
+    }
+
+    /**
+     * Get the value of the data column for this Uri. This is useful for
+     * MediaStore Uris, and other file-based ContentProviders.
+     *
+     * @param context       The context.
+     * @param uri           The Uri to query.
+     * @param selection     (Optional) Filter used in the query.
+     * @param selectionArgs (Optional) Selection arguments used in the query.
+     * @return The value of the _data column, which is typically a file path.
+     */
+    public static String getDataColumn(Context context, Uri uri, String selection,
+                                       String[] selectionArgs) {
+
+        Cursor cursor = null;
+        final String column = "_data";
+        final String[] projection = {column};
+
+        try {
+            cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs,
+                    null);
+            if (cursor != null && cursor.moveToFirst()) {
+                final int column_index = cursor.getColumnIndexOrThrow(column);
+                return cursor.getString(column_index);
+            }
+        } finally {
+            if (cursor != null)
+                cursor.close();
+        }
+        return null;
+    }
+
+    /**
+     * @param uri The Uri to check.
+     * @return Whether the Uri authority is ExternalStorageProvider.
+     */
+    public static boolean isExternalStorageDocument(Uri uri) {
+        return "com.android.externalstorage.documents".equals(uri.getAuthority());
+    }
+
+    /**
+     * @param uri The Uri to check.
+     * @return Whether the Uri authority is DownloadsProvider.
+     */
+    public static boolean isDownloadsDocument(Uri uri) {
+        return "com.android.providers.downloads.documents".equals(uri.getAuthority());
+    }
+
+    /**
+     * @param uri The Uri to check.
+     * @return Whether the Uri authority is MediaProvider.
+     */
+    public static boolean isMediaDocument(Uri uri) {
+        return "com.android.providers.media.documents".equals(uri.getAuthority());
+    }
+
+
+}

app/src/main/java/com/fatapp/textcut/GetText.java

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+package com.fatapp.textcut;
+
+import org.apache.http.util.ByteArrayBuffer;
+import org.apache.http.util.EncodingUtils;
+
+import java.io.BufferedInputStream;
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.LineNumberReader;
+import java.nio.charset.StandardCharsets;
+
+public class GetText {
+    private static int lineNumber;
+    private static int onLine;
+    private static String text;
+    private static Boolean done;
+
+    /**
+     * @返回 TXT文件的所有字符 用String 接收
+     */
+    public static String GetLog(String path) {
+        String txt;
+        int current;
+        File file = new File(path);
+        ByteArrayBuffer bb = new ByteArrayBuffer(500);
+        try {
+            BufferedReader reader = new BufferedReader(new FileReader(file));
+            while ((current = reader.read()) != -1) {
+                bb.append(current);
+            }
+            reader.close();
+        } catch (FileNotFoundException e) {
+            e.printStackTrace();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        txt = EncodingUtils.getString(bb.toByteArray(), "GB2312");
+        return txt;
+    }
+
+    public static BufferedReader convertCodeAndGetText(String str_filepath) {// 转码
+
+        File file = new File(str_filepath);
+        BufferedReader reader = null;
+
+
+        try {
+            LineNumberReader lnr = new LineNumberReader(new FileReader(file));
+            lnr.skip(Long.MAX_VALUE);
+
+            // FileReader f_reader = new FileReader(file);
+            // BufferedReader reader = new BufferedReader(f_reader);
+            FileInputStream fis = new FileInputStream(file);
+            BufferedInputStream in = new BufferedInputStream(fis);
+            in.mark(4);
+            byte[] first3bytes = new byte[3];
+            in.read(first3bytes);//找到文档的前三个字节并自动判断文档类型。
+            in.reset();
+            if (first3bytes[0] == (byte) 0xEF && first3bytes[1] == (byte) 0xBB
+                    && first3bytes[2] == (byte) 0xBF) {// utf-8
+
+                reader = new BufferedReader(new InputStreamReader(in, StandardCharsets.UTF_8));
+
+            } else if (first3bytes[0] == (byte) 0xFF
+                    && first3bytes[1] == (byte) 0xFE) {
+
+                reader = new BufferedReader(
+                        new InputStreamReader(in, "unicode"));
+            } else if (first3bytes[0] == (byte) 0xFE
+                    && first3bytes[1] == (byte) 0xFF) {
+
+                reader = new BufferedReader(new InputStreamReader(in,
+                        StandardCharsets.UTF_16BE));
+            } else if (first3bytes[0] == (byte) 0xFF
+                    && first3bytes[1] == (byte) 0xFF) {
+
+                reader = new BufferedReader(new InputStreamReader(in,
+                        StandardCharsets.UTF_16LE));
+            } else {
+
+                reader = new BufferedReader(new InputStreamReader(in, "GBK"));
+            }
+
+
+        } catch (IOException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        }
+        return reader;
+    }
+
+
+    public static int getFileLineNumber(BufferedReader reader) throws IOException {
+        lineNumber = 0;
+        //读入文件数据
+        LineNumberReader lnr = new LineNumberReader(reader);
+        //开始一个字符一个字符的跳过 一直到最后一个字符。读取完成
+        lnr.skip(Long.MAX_VALUE);
+        //有一个换行符
+        lineNumber = lnr.getLineNumber() + 1;
+        lnr.close();
+        return lineNumber;
+
+    }
+
+    public static String getText(BufferedReader reader) {
+        text = "";
+        onLine = 1;
+
+        try {
+            String str = reader.readLine();
+            while (str != null) {
+                onLine++;
+                text = text + str + "\n";
+                str = reader.readLine();
+            }
+            reader.close();
+        } catch (IOException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        }
+        done = true;
+        return text;
+    }
+
+    public static int getLineNumber() {
+        return lineNumber;
+    }
+
+    private static void setLineNumber(int n) {
+        lineNumber = n;
+    }
+
+    public static int getOnLine() {
+        return onLine;
+    }
+
+    public static void setOnLine(int n) {
+        onLine = n;
+    }
+
+    public static String getText() {
+        return text;
+    }
+
+    public static void setText(String t) {
+        text = t;
+    }
+
+    public static Boolean getDone() {
+        return done;
+    }
+
+    public static void setDone(Boolean b) {
+        done = b;
+    }
+}

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

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+package com.fatapp.textcut;
+
+import android.app.Activity;
+import android.app.Dialog;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.net.Uri;
+import android.os.Build;
+import android.os.Bundle;
+
+import com.google.android.material.floatingactionbutton.FloatingActionButton;
+import com.google.android.material.snackbar.Snackbar;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+
+import android.util.Log;
+import android.view.Gravity;
+import android.view.KeyEvent;
+import android.view.MotionEvent;
+import android.view.View;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.Window;
+import android.view.WindowManager;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.RandomAccessFile;
+import java.util.ArrayList;
+
+import cn.carbswang.android.numberpickerview.library.NumberPickerView;
+
+
+public class MainActivity extends AppCompatActivity {
+    final int REQUEST_CODE_CHOOSE_FILE = 0;
+
+    private boolean loading = false;
+    private String filePath;
+
+    private Dialog mDialog;
+
+    private int choseNumber = 0;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+
+        getPermissins();
+
+        Toolbar toolbar = findViewById(R.id.toolbar);
+        setSupportActionBar(toolbar);
+
+        FloatingActionButton fab = findViewById(R.id.fab);
+        fab.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
+                intent.setType("text/plain");
+                intent.addCategory(Intent.CATEGORY_OPENABLE);
+                startActivityForResult(intent, REQUEST_CODE_CHOOSE_FILE);
+            }
+        });
+
+
+        findViewById(R.id.transform).setOnTouchListener(new View.OnTouchListener() {
+            @Override
+            public boolean onTouch(View v, MotionEvent event) {
+                if (event.getAction() == MotionEvent.ACTION_DOWN) {
+                    //显示按下时的背景图片
+                    v.setBackgroundResource(R.drawable.button_roud_shape_click);
+                } else if (event.getAction() == MotionEvent.ACTION_UP) {
+                    //显示抬起时的背景图片
+                    v.setBackgroundResource(R.drawable.button_round_shape);
+                }
+                return false;
+            }
+        });
+
+        findViewById(R.id.transform).setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                showDialog();
+            }
+        });
+
+        //定义一个setting记录APP是几次启动
+        SharedPreferences setting = getSharedPreferences("com.fatapp.textcut", 0);
+        boolean user_first = setting.getBoolean("FIRST", true);
+        if (user_first) {// 第一次则跳转到欢迎页面
+            setting.edit().putBoolean("FIRST", false).apply();
+        }
+    }
+
+    private long mExitTime;
+
+    @Override
+    public boolean onKeyDown(int keyCode, KeyEvent event) {
+        if (loading) {
+            if (keyCode == KeyEvent.KEYCODE_BACK)
+                Toast.makeText(this, R.string.cannotBack, Toast.LENGTH_SHORT).show();
+            return true;
+        } else {
+            //与上次点击返回键时刻作差
+            if ((System.currentTimeMillis() - mExitTime) > 2000) {
+                //大于2000ms则认为是误操作，使用Toast进行提示
+                Toast.makeText(this, R.string.exitWarn, Toast.LENGTH_SHORT).show();
+                //并记录下本次点击“返回键”的时刻，以便下次进行判断
+                mExitTime = System.currentTimeMillis();
+            } else {
+                //小于2000ms则认为是用户确实希望退出程序-调用System.exit()方法进行退出
+                System.exit(0);
+            }
+            return true;
+        }
+    }//屏蔽返回键
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        // Inflate the menu; this adds items to the action bar if it is present.
+        getMenuInflater().inflate(R.menu.menu_main, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        // Handle action bar item clicks here. The action bar will
+        // automatically handle clicks on the Home/Up button, so long
+        // as you specify a parent activity in AndroidManifest.xml.
+        int id = item.getItemId();
+
+        //noinspection SimplifiableIfStatement
+        if (id == R.id.action_settings) {
+            System.exit(0);
+            return true;
+        }
+
+        return super.onOptionsItemSelected(item);
+    }
+
+    String path;
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+
+        switch (requestCode) {
+            case REQUEST_CODE_CHOOSE_FILE:
+                if (resultCode == Activity.RESULT_OK) {
+                    if (data == null) {
+                        return;
+                    }
+
+                    Uri uri;
+                    uri = data.getData();
+
+                    if ("file".equalsIgnoreCase(uri.getScheme())) {//使用第三方应用打开
+                        path = uri.getPath();
+                    }
+                    if (Build.VERSION.SDK_INT > Build.VERSION_CODES.KITKAT) {//4.4以后
+                        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+                            path = uri.getPath();
+                            Log.println(Log.ERROR, "Path ", path);
+                        } else {
+                            path = GetFile.getPath(this, uri);
+                        }
+                    } else {//4.4以下下系统调用方法
+                        path = GetFile.getRealPathFromURI(getBaseContext(), uri);
+                    }
+
+
+                    filePath = path;
+
+                    File text = new File(filePath);
+                    if (text.isFile() | text.exists()) {
+                        try {
+                            int n = GetText.getFileLineNumber(GetText.convertCodeAndGetText(text.getAbsolutePath()));
+                            Toast.makeText(this, getString(R.string.totalLine, Integer.toString(n)), Toast.LENGTH_SHORT).show();
+                        } catch (IOException e) {
+                            e.printStackTrace();
+                        }
+                    }
+
+                    final File txt = new File(filePath);
+                    if (txt.isFile() | txt.exists()) {
+                        GetText.setDone(false);
+                        MainActivity.this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE, WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE);
+                        loading = true;
+                        findViewById(R.id.loadingView).setVisibility(View.VISIBLE);
+                        new Thread(new Runnable() {
+                            public void run() {
+                                //在这里可以进行UI操作
+                                do {
+                                    runOnUiThread(new Runnable() {
+                                        public void run() {
+                                            float percent = (float) GetText.getOnLine() / GetText.getLineNumber() * 100;
+                                            TextView loadingText = findViewById(R.id.loadingText);
+                                            loadingText.setText(getString(R.string.transCoding, Integer.toString((int) percent), Integer.toString(GetText.getOnLine()), Integer.toString(GetText.getLineNumber())));
+                                        }
+                                    });
+                                    try {
+                                        Thread.sleep(100);
+                                    } catch (InterruptedException e) {
+                                        e.printStackTrace();
+                                    }
+                                } while (!GetText.getDone());
+                            }
+                        }).start();
+                        new Thread(new Runnable() {
+                            public void run() {
+                                GetText.getText(GetText.convertCodeAndGetText(txt.getAbsolutePath()));
+                                runOnUiThread(new Runnable() {
+                                    public void run() {
+                                        TextView o = findViewById(R.id.originalTextView);
+                                        o.setText(GetText.getText());
+                                        findViewById(R.id.loadingView).setVisibility(View.GONE);
+                                        MainActivity.this.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE);
+                                        loading = false;
+                                    }
+                                });
+                            }
+                        }).start();
+                    }
+                }
+                break;
+        }
+    }
+
+    @Override
+    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
+        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
+        PermissionUtils.onRequestPermissionsResult(this, requestCode, permissions, grantResults);
+    }
+
+    private void getPermissins() {
+        requestPermissins(new PermissionUtils.OnPermissionListener() {
+            @Override
+            public void onPermissionGranted() {
+            }
+
+            @Override
+            public void onPermissionDenied(String[] deniedPermissions) {
+                Toast.makeText(MainActivity.this, R.string.permissionDenied, Toast.LENGTH_SHORT).show();
+                getPermissins();
+            }
+        });
+    }
+
+    private void requestPermissins(PermissionUtils.OnPermissionListener mOnPermissionListener) {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
+            mOnPermissionListener.onPermissionGranted();
+            return;
+        }
+        String[] permissions = {"android.permission.READ_EXTERNAL_STORAGE", "android.permission.WRITE_EXTERNAL_STORAGE"};
+        PermissionUtils.requestPermissions(this, 0
+                , permissions, mOnPermissionListener);
+    }
+
+    /**
+     * 显示弹出框
+     */
+    private void showDialog() {
+        if (mDialog == null) {
+            initDialog();
+        }
+        mDialog.show();
+    }
+
+    /**
+     * 初始化分享弹出框
+     */
+    private void initDialog() {
+        mDialog = new Dialog(this, R.style.ActionSheetDialogStyle);
+        mDialog.setCanceledOnTouchOutside(true); //手指触碰到外界取消
+        mDialog.setCancelable(true);             //可取消 为true
+        Window window = mDialog.getWindow();      // 得到dialog的窗体
+        window.setGravity(Gravity.BOTTOM);
+        window.setWindowAnimations(R.style.ActionSheetDialogAnimation);
+
+        View view = View.inflate(this, R.layout.dialog_layout, null); //获取布局视图
+        final NumberPickerView picker = view.findViewById(R.id.picker);
+        ArrayList<String> displayValuesList = new ArrayList<>();
+        for (int i = 2; i <= 100; i++) {
+            displayValuesList.add(Integer.toString(i));
+        }
+        String[] displayValues = new String[displayValuesList.size()];
+        displayValues = displayValuesList.toArray(displayValues);
+        picker.setDisplayedValues(displayValues);
+        picker.setMinValue(2);
+        picker.setMaxValue(100);
+        picker.setValue(2);
+
+        view.findViewById(R.id.close).setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                if (mDialog != null && mDialog.isShowing()) {
+                    mDialog.dismiss();
+                }
+            }
+        });
+
+        view.findViewById(R.id.ok).setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+
+                choseNumber = picker.getValue();
+
+                if (GetText.getText() == null) {
+                    Snackbar.make(v, R.string.sourceTextEmpty, Snackbar.LENGTH_LONG).show();
+                    return;
+                }
+                if (GetText.getText().length() - 1 < choseNumber) {
+                    Snackbar.make(v, R.string.cutNumberTooBig, Snackbar.LENGTH_LONG).show();
+                    return;
+                }
+                ArrayList<String> output = Cut.cutText(GetText.getText(), choseNumber);
+
+                File file = new File(filePath);
+                String fileName = getFileNameNoEx(file.getName());
+                for (int n = 0; n <= output.size() - 1; n++) {
+                    int m = n + 1;
+                    writeTxtToFile(output.get(n), file.getParent() + "/" + fileName + "/", fileName + "_" + m + ".txt");
+                }
+
+                if (mDialog != null && mDialog.isShowing()) {
+                    mDialog.dismiss();
+                }
+                try {
+                    Thread.sleep(1000);
+                } catch (InterruptedException e) {
+                    e.printStackTrace();
+                }
+
+                Snackbar.make(findViewById(R.id.contentView), R.string.save + ": " + file.getParent() + "/" + fileName + "/", Snackbar.LENGTH_LONG).show();
+//                Toast.makeText(getBaseContext(), "已将文本切割成" + choseNumber + "份", Toast.LENGTH_SHORT).show();
+//                Toast.makeText(getBaseContext(), "保存：" + file.getParent() + "/" + fileName + "/", Toast.LENGTH_SHORT).show();
+            }
+        });
+
+        window.setContentView(view);
+        window.setLayout(WindowManager.LayoutParams.MATCH_PARENT, WindowManager.LayoutParams.WRAP_CONTENT);//设置横向全屏
+    }
+
+    /*
+     * Java文件操作 获取不带扩展名的文件名
+     * */
+    public static String getFileNameNoEx(String filename) {
+        if ((filename != null) && (filename.length() > 0)) {
+            int dot = filename.lastIndexOf('.');
+            if ((dot > -1) && (dot < (filename.length()))) {
+                return filename.substring(0, dot);
+            }
+        }
+        return filename;
+    }
+
+    // 将字符串写入到文本文件中
+    private void writeTxtToFile(String strcontent, String filePath, String fileName) {
+        //生成文件夹之后，再生成文件，不然会出错
+        makeFilePath(filePath, fileName);
+
+        String strFilePath = filePath + fileName;
+        // 每次写入时，都换行写
+        String strContent = strcontent + "\r\n";
+        try {
+            File file = new File(strFilePath);
+            if (!file.exists()) {
+                Log.d("TestFile", "Create the file:" + strFilePath);
+                file.getParentFile().mkdirs();
+                file.createNewFile();
+            }
+            RandomAccessFile raf = new RandomAccessFile(file, "rwd");
+            raf.seek(file.length());
+            raf.write(strContent.getBytes());
+            raf.close();
+        } catch (Exception e) {
+            Log.e("TestFile", "Error on write File:" + e);
+        }
+    }
+
+//生成文件
+
+    private File makeFilePath(String filePath, String fileName) {
+        File file = null;
+        makeRootDirectory(filePath);
+        try {
+            file = new File(filePath + fileName);
+            if (file.exists()) {
+                file.delete();
+            }
+            file.createNewFile();
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return file;
+    }
+
+//生成文件夹
+
+    private static void makeRootDirectory(String filePath) {
+        File file = null;
+        try {
+            file = new File(filePath);
+            if (!file.exists()) {
+                file.mkdir();
+            }
+        } catch (Exception e) {
+            Log.i("error:", e + "");
+        }
+    }
+
+}
+

app/src/main/java/com/fatapp/textcut/NumberPicker.java

@@ -0,0 +1,12 @@
+package com.fatapp.textcut;
+
+import android.os.Bundle;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+public class NumberPicker extends AppCompatActivity {
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+}

app/src/main/java/com/fatapp/textcut/PermissionUtils.java

@@ -0,0 +1,136 @@
+package com.fatapp.textcut;
+
+import android.annotation.TargetApi;
+import android.app.Activity;
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.os.Build;
+
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * <pre>
+ *     desc  : 权限相关工具类
+ * </pre>
+ */
+public final class PermissionUtils {
+
+    private static int mRequestCode = -1;
+
+    private static OnPermissionListener mOnPermissionListener;
+
+    public interface OnPermissionListener {
+
+        void onPermissionGranted();
+
+        void onPermissionDenied(String[] deniedPermissions);
+    }
+
+    public abstract static class RationaleHandler {
+        private Context context;
+        private int requestCode;
+        private String[] permissions;
+
+        protected abstract void showRationale();
+
+        void showRationale(Context context, int requestCode, String[] permissions) {
+            this.context = context;
+            this.requestCode = requestCode;
+            this.permissions = permissions;
+            showRationale();
+        }
+
+        @TargetApi(Build.VERSION_CODES.M)
+        public void requestPermissionsAgain() {
+            ((Activity) context).requestPermissions(permissions, requestCode);
+        }
+    }
+
+    @TargetApi(Build.VERSION_CODES.M)
+    public static void requestPermissions(Context context, int requestCode
+            , String[] permissions, OnPermissionListener listener) {
+        requestPermissions(context, requestCode, permissions, listener, null);
+    }
+
+    @TargetApi(Build.VERSION_CODES.M)
+    public static void requestPermissions(Context context, int requestCode
+            , String[] permissions, OnPermissionListener listener, RationaleHandler handler) {
+        if (context instanceof Activity) {
+            mRequestCode = requestCode;
+            mOnPermissionListener = listener;
+            String[] deniedPermissions = getDeniedPermissions(context, permissions);
+            if (deniedPermissions.length > 0) {
+                boolean rationale = shouldShowRequestPermissionRationale(context, deniedPermissions);
+                if (rationale && handler != null) {
+                    handler.showRationale(context, requestCode, deniedPermissions);
+                } else {
+                    ((Activity) context).requestPermissions(deniedPermissions, requestCode);
+                }
+            } else {
+                if (mOnPermissionListener != null)
+                    mOnPermissionListener.onPermissionGranted();
+            }
+        } else {
+            throw new RuntimeException("Context must be an Activity");
+        }
+    }
+
+    /**
+     * 请求权限结果，对应Activity中onRequestPermissionsResult()方法。
+     */
+    public static void onRequestPermissionsResult(Activity context, int requestCode, String[] permissions, int[]
+            grantResults) {
+        if (mRequestCode != -1 && requestCode == mRequestCode) {
+            if (mOnPermissionListener != null) {
+                String[] deniedPermissions = getDeniedPermissions(context, permissions);
+                if (deniedPermissions.length > 0) {
+                    mOnPermissionListener.onPermissionDenied(deniedPermissions);
+                } else {
+                    mOnPermissionListener.onPermissionGranted();
+                }
+            }
+        }
+    }
+
+    /**
+     * 获取请求权限中需要授权的权限
+     */
+    private static String[] getDeniedPermissions(Context context, String[] permissions) {
+        List<String> deniedPermissions = new ArrayList<>();
+        for (String permission : permissions) {
+            if (ContextCompat.checkSelfPermission(context, permission) == PackageManager.PERMISSION_DENIED) {
+                deniedPermissions.add(permission);
+            }
+        }
+        return deniedPermissions.toArray(new String[deniedPermissions.size()]);
+    }
+
+    /**
+     * 是否彻底拒绝了某项权限
+     */
+    public static boolean hasAlwaysDeniedPermission(Context context, String... deniedPermissions) {
+        for (String deniedPermission : deniedPermissions) {
+            if (!shouldShowRequestPermissionRationale(context, deniedPermission)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * 是否有权限需要说明提示
+     */
+    private static boolean shouldShowRequestPermissionRationale(Context context, String... deniedPermissions) {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) return false;
+        boolean rationale;
+        for (String permission : deniedPermissions) {
+            rationale = ActivityCompat.shouldShowRequestPermissionRationale((Activity) context, permission);
+            if (rationale) return true;
+        }
+        return false;
+    }
+}

app/src/main/res/anim/actionsheet_dialog_in.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<translate xmlns:android="http://schemas.android.com/apk/res/android"
+    android:duration="200"
+    android:fromYDelta="100%"
+    android:toYDelta="0" />

app/src/main/res/anim/actionsheet_dialog_out.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<translate xmlns:android="http://schemas.android.com/apk/res/android"
+    android:duration="200"
+    android:fromYDelta="0"
+    android:toYDelta="100%" />

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

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="#ffffff" />
+    <corners android:radius="10dp" />
+</shape>

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

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="oval"
+    android:useLevel="false">
+    <solid android:color="@color/mainColorDark" />
+    <stroke
+        android:width="1dp"
+        android:color="#FFFFFF" />
+    <size
+        android:width="40dp"
+        android:height="40dp" />
+</shape>

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

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="oval"
+    android:useLevel="false">
+    <solid android:color="@color/mainColor" />
+    <stroke
+        android:width="1dp"
+        android:color="#FFFFFF" />
+    <size
+        android:width="64dp"
+        android:height="64dp" />
+</shape>

app/src/main/res/drawable/ic_add_white_24dp.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24.0"
+    android:viewportHeight="24.0">
+    <path
+        android:fillColor="@color/addTab"
+        android:pathData="M19,13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z" />
+</vector>

app/src/main/res/drawable/ic_content_cut_white_24dp.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24.0"
+    android:viewportHeight="24.0">
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M9.64,7.64c0.23,-0.5 0.36,-1.05 0.36,-1.64 0,-2.21 -1.79,-4 -4,-4S2,3.79 2,6s1.79,4 4,4c0.59,0 1.14,-0.13 1.64,-0.36L10,12l-2.36,2.36C7.14,14.13 6.59,14 6,14c-2.21,0 -4,1.79 -4,4s1.79,4 4,4 4,-1.79 4,-4c0,-0.59 -0.13,-1.14 -0.36,-1.64L12,14l7,7h3v-1L9.64,7.64zM6,8c-1.1,0 -2,-0.89 -2,-2s0.9,-2 2,-2 2,0.89 2,2 -0.9,2 -2,2zM6,20c-1.1,0 -2,-0.89 -2,-2s0.9,-2 2,-2 2,0.89 2,2 -0.9,2 -2,2zM12,12.5c-0.28,0 -0.5,-0.22 -0.5,-0.5s0.22,-0.5 0.5,-0.5 0.5,0.22 0.5,0.5 -0.22,0.5 -0.5,0.5zM19,3l-6,6 2,2 7,-7L22,3z" />
+</vector>

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

@@ -0,0 +1,69 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.coordinatorlayout.widget.CoordinatorLayout 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="match_parent"
+    tools:context=".MainActivity">
+
+    <com.google.android.material.appbar.AppBarLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:theme="@style/AppTheme.AppBarOverlay">
+
+        <androidx.appcompat.widget.Toolbar
+            android:id="@+id/toolbar"
+            android:layout_width="match_parent"
+            android:layout_height="64dp"
+            android:background="?attr/colorPrimary"
+            app:popupTheme="@style/AppTheme.PopupOverlay" />
+
+    </com.google.android.material.appbar.AppBarLayout>
+
+    <include layout="@layout/content_main" />
+
+    <com.google.android.material.floatingactionbutton.FloatingActionButton
+        android:id="@+id/fab"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom|end"
+        android:layout_margin="@dimen/fab_margin"
+        app:backgroundTint="?attr/colorPrimary"
+        app:maxImageSize="32dp"
+        app:srcCompat="@drawable/ic_add_white_24dp" />
+
+    <FrameLayout
+        android:id="@+id/loadingView"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:background="@color/background"
+        android:visibility="gone">
+
+        <LinearLayout
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center"
+            android:orientation="vertical">
+
+            <com.github.ybq.android.spinkit.SpinKitView
+                android:id="@+id/loadingAnimation"
+                style="@style/SpinKitView.CubeGrid"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center"
+                android:layout_margin="16dp"
+                app:SpinKit_Color="@color/colorAccent" />
+
+            <TextView
+                android:id="@+id/loadingText"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center"
+                android:layout_margin="16dp"
+                android:gravity="center"
+                android:textSize="30sp" />
+        </LinearLayout>
+    </FrameLayout>
+
+
+</androidx.coordinatorlayout.widget.CoordinatorLayout>

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

@@ -0,0 +1,47 @@
+<?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:layout_width="match_parent"
+    android:layout_height="match_parent"
+    app:layout_behavior="@string/appbar_scrolling_view_behavior"
+    tools:context=".MainActivity"
+    tools:showIn="@layout/activity_main">
+
+    <LinearLayout
+        android:id="@+id/contentView"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical">
+
+        <TextView
+            android:id="@+id/originalTextView"
+            android:layout_width="match_parent"
+            android:layout_height="0dp"
+            android:layout_weight="6"
+            android:layout_margin="12dp"
+            android:text="@string/originalTextPreview"
+            android:textIsSelectable="true" />
+
+        <LinearLayout
+            android:layout_width="wrap_content"
+            android:layout_height="0dp"
+            android:orientation="horizontal"
+            android:padding="4dp"
+            android:layout_gravity="center"
+            android:layout_weight="1">
+
+            <ImageButton
+                android:id="@+id/transform"
+                style="@style/Widget.AppCompat.ImageButton"
+                android:layout_width="64dp"
+                android:layout_height="64dp"
+                android:background="@drawable/button_round_shape"
+                app:srcCompat="@drawable/ic_content_cut_white_24dp"
+                android:contentDescription="Transform" />
+
+        </LinearLayout>
+
+    </LinearLayout>
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:orientation="vertical"
+    android:background="@drawable/background"
+    android:layout_height="wrap_content"
+    tools:context=".NumberPicker">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="45dp"
+        android:orientation="horizontal"
+        android:padding="4dp">
+
+        <Button
+            android:id="@+id/close"
+            style="@style/Widget.MaterialComponents.Button.TextButton"
+            android:layout_width="70dp"
+            android:layout_height="match_parent"
+            android:background="#80666666"
+            android:text="@string/cancel" />
+
+        <Space
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1" />
+
+        <Button
+            android:id="@+id/ok"
+            style="@style/Widget.MaterialComponents.Button.TextButton"
+            android:layout_width="70dp"
+            android:layout_height="match_parent"
+            android:background="#80666666"
+            android:text="@string/ok" />
+    </LinearLayout>
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="100dp"
+        android:orientation="horizontal"
+        android:padding="10dp">
+
+        <cn.carbswang.android.numberpickerview.library.NumberPickerView
+            android:id="@+id/picker"
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_weight="4"
+            android:contentDescription="test_number_picker_view"
+            app:npv_ItemPaddingHorizontal="5dp"
+            app:npv_ItemPaddingVertical="5dp"
+            app:npv_RespondChangeOnDetached="false"
+            app:npv_ShownCount="5"
+            app:npv_TextSizeNormal="16sp"
+            app:npv_TextSizeSelected="20sp"
+            app:npv_WrapSelectorWheel="true" />
+
+    </LinearLayout>
+
+</LinearLayout>

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

@@ -0,0 +1,11 @@
+<?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"
+    xmlns:tools="http://schemas.android.com/tools"
+    tools:context="com.fatapp.textcut.MainActivity">
+    <item
+        android:id="@+id/action_settings"
+        android:orderInCategory="100"
+        android:title="@string/actionExit"
+        app:showAsAction="never" />
+</menu>

app/src/main/res/values-v21/styles.xml

@@ -0,0 +1,44 @@
+<resources>
+
+    <!-- Base application theme. -->
+    <style name="AppTheme" parent="Theme.MaterialComponents.Light.DarkActionBar">
+        <!-- Customize your theme here. -->
+        <item name="colorPrimary">@color/colorPrimary</item>
+        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+        <item name="colorAccent">@color/colorAccent</item>
+    </style>
+
+    <style name="AppTheme.NoActionBar">
+        <item name="windowActionBar">false</item>
+        <item name="windowNoTitle">true</item>
+    </style>
+
+    <style name="AppTheme.AppBarOverlay" parent="ThemeOverlay.AppCompat.Dark.ActionBar" />
+
+    <style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.Light" />
+
+
+    <style name="ActionSheetDialogStyle" parent="@android:style/Theme.Dialog">
+
+        <!-- 背景透明 -->
+        <item name="android:windowBackground">@android:color/transparent</item>
+        <item name="android:windowContentOverlay">@null</item>
+        <!-- 浮于Activity之上 -->
+        <item name="android:windowIsFloating">true</item>
+        <!-- 边框 -->
+        <item name="android:windowFrame">@null</item>
+        <!-- Dialog以外的区域模糊效果 -->
+        <item name="android:backgroundDimEnabled">true</item>
+        <!-- 无标题 -->
+        <item name="android:windowNoTitle">true</item>
+        <!-- 半透明 -->
+        <item name="android:windowIsTranslucent">true</item>
+        <!-- Dialog进入及退出动画 -->
+        <item name="android:windowAnimationStyle">@style/ActionSheetDialogAnimation</item>
+    </style>
+    <!-- ActionSheet进出动画 -->
+    <style name="ActionSheetDialogAnimation" parent="@android:style/Animation.Dialog">
+        <item name="android:windowEnterAnimation">@anim/actionsheet_dialog_in</item>
+        <item name="android:windowExitAnimation">@anim/actionsheet_dialog_out</item>
+    </style>
+</resources>

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

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="mainColor">#1bbc9b</color>
+    <color name="mainColorDark">#1bbc9b</color>
+    <color name="colorPrimary">@color/mainColor</color>
+    <color name="colorPrimaryDark">@color/mainColorDark</color>
+    <color name="colorAccent">@color/mainColor</color>
+    <color name="addTab">#FFFFFF</color>
+    <color name="background">#80666666</color>
+    <color name="main_color">@color/mainColor</color>
+    <color name="secondary_color">@color/colorAccent</color>
+</resources>

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

@@ -0,0 +1,3 @@
+<resources>
+    <dimen name="fab_margin">16dp</dimen>
+</resources>

app/src/main/res/values/menu/menu_main.xml

@@ -0,0 +1,10 @@
+<menu 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"
+    tools:context="com.fatapp.textcut.MainActivity">
+    <item
+        android:id="@+id/action_settings"
+        android:orderInCategory="100"
+        android:title="@string/actionExit"
+        app:showAsAction="never" />
+</menu>

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

@@ -0,0 +1,15 @@
+<resources>
+    <string name="appName">Text Cut</string>
+    <string name="actionExit">退出</string>
+    <string name="originalTextPreview">源文本预览</string>
+    <string name="transCoding">转码中 %1$s%%\n(%2$s/%3$s)</string>
+    <string name="totalLine">共%1$s行</string>
+    <string name="cannotBack">无法返回该阶段</string>
+    <string name="exitWarn">再按一次退出程序</string>
+    <string name="permissionDenied">未获取到存储权限，请授权</string>
+    <string name="sourceTextEmpty">源文本为空</string>
+    <string name="cutNumberTooBig">源文本字数必须大于分割数量</string>
+    <string name="save">保存</string>
+    <string name="cancel">取消</string>
+    <string name="ok">确定</string>
+</resources>

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

@@ -0,0 +1,44 @@
+<resources>
+
+    <!-- Base application theme. -->
+    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
+        <!-- Customize your theme here. -->
+        <item name="colorPrimary">@color/colorPrimary</item>
+        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+        <item name="colorAccent">@color/colorAccent</item>
+    </style>
+
+    <style name="AppTheme.NoActionBar">
+        <item name="windowActionBar">false</item>
+        <item name="windowNoTitle">true</item>
+    </style>
+
+    <style name="AppTheme.AppBarOverlay" parent="ThemeOverlay.AppCompat.Dark.ActionBar" />
+
+    <style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.Light" />
+
+
+    <style name="ActionSheetDialogStyle" parent="@android:style/Theme.Dialog">
+
+        <!-- 背景透明 -->
+        <item name="android:windowBackground">@android:color/transparent</item>
+        <item name="android:windowContentOverlay">@null</item>
+        <!-- 浮于Activity之上 -->
+        <item name="android:windowIsFloating">true</item>
+        <!-- 边框 -->
+        <item name="android:windowFrame">@null</item>
+        <!-- Dialog以外的区域模糊效果 -->
+        <item name="android:backgroundDimEnabled">true</item>
+        <!-- 无标题 -->
+        <item name="android:windowNoTitle">true</item>
+        <!-- 半透明 -->
+        <item name="android:windowIsTranslucent">true</item>
+        <!-- Dialog进入及退出动画 -->
+        <item name="android:windowAnimationStyle">@style/ActionSheetDialogAnimation</item>
+    </style>
+    <!-- ActionSheet进出动画 -->
+    <style name="ActionSheetDialogAnimation" parent="@android:style/Animation.Dialog">
+        <item name="android:windowEnterAnimation">@anim/actionsheet_dialog_in</item>
+        <item name="android:windowExitAnimation">@anim/actionsheet_dialog_out</item>
+    </style>
+</resources>

app/src/test/java/com/fatapp/textcut/ExampleUnitTest.java

@@ -0,0 +1,17 @@
+package com.fatapp.textcut;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+public class ExampleUnitTest {
+    @Test
+    public void addition_isCorrect() {
+        assertEquals(4, 2 + 2);
+    }
+}