memo

MemoSystem/.gitignore

@@ -0,0 +1,15 @@
+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties

MemoSystem/.idea/.gitignore

@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml

MemoSystem/.idea/compiler.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <bytecodeTargetLevel target="17" />
+  </component>
+</project>

MemoSystem/.idea/deploymentTargetDropDown.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="deploymentTargetDropDown">
+    <value>
+      <entry key="app">
+        <State />
+      </entry>
+    </value>
+  </component>
+</project>

MemoSystem/.idea/gradle.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="GradleSettings">
+    <option name="linkedExternalProjectsSettings">
+      <GradleProjectSettings>
+        <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="gradleJvm" value="#GRADLE_LOCAL_JAVA_HOME" />
+        <option name="modules">
+          <set>
+            <option value="$PROJECT_DIR$" />
+            <option value="$PROJECT_DIR$/app" />
+          </set>
+        </option>
+        <option name="resolveExternalAnnotations" value="false" />
+      </GradleProjectSettings>
+    </option>
+  </component>
+</project>

MemoSystem/.idea/migrations.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectMigrations">
+    <option name="MigrateToGradleLocalJavaHome">
+      <set>
+        <option value="$PROJECT_DIR$" />
+      </set>
+    </option>
+  </component>
+</project>

MemoSystem/.idea/misc.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/build/classes" />
+  </component>
+  <component name="ProjectType">
+    <option name="id" value="Android" />
+  </component>
+</project>

MemoSystem/app/.gitignore

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+/build

MemoSystem/app/build.gradle.kts

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+plugins {
+    id("com.android.application")
+}
+
+android {
+    namespace = "com.example.memosystem"
+    compileSdk = 33
+
+    defaultConfig {
+        applicationId = "com.example.memosystem"
+        minSdk = 31
+        targetSdk = 33
+        versionCode = 1
+        versionName = "1.0"
+
+        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            isMinifyEnabled = false
+            proguardFiles(getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro")
+        }
+    }
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+
+    implementation("androidx.appcompat:appcompat:1.6.1")
+    implementation("com.google.android.material:material:1.8.0")
+    implementation("androidx.constraintlayout:constraintlayout:2.1.4")
+    testImplementation("junit:junit:4.13.2")
+    androidTestImplementation("androidx.test.ext:junit:1.1.5")
+    androidTestImplementation("androidx.test.espresso:espresso-core:3.5.1")
+}

MemoSystem/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

MemoSystem/app/src/androidTest/java/com/example/memosystem/ExampleInstrumentedTest.java

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+package com.example.memosystem;
+
+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.example.memosystem", appContext.getPackageName());
+    }
+}

MemoSystem/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"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <application
+        android:allowBackup="true"
+        android:dataExtractionRules="@xml/data_extraction_rules"
+        android:fullBackupContent="@xml/backup_rules"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.MemoSystem"
+        tools:targetApi="31">
+        <activity
+            android:name=".activity.AddActivity"
+            android:exported="false" />
+        <activity
+            android:name=".activity.MesActivity"
+            android:exported="false" />
+        <activity
+            android:name=".activity.ChangePwdActivity"
+            android:exported="false" />
+        <activity
+            android:name=".activity.RegisterActivity"
+            android:exported="false" />
+        <activity
+            android:name=".activity.ManageActivity"
+            android:exported="false" />
+        <activity
+            android:name=".MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

MemoSystem/app/src/main/java/com/example/memosystem/MainActivity.java

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+package com.example.memosystem;
+
+import android.content.Intent;
+import android.database.sqlite.SQLiteDatabase;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.Toast;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import com.example.memosystem.activity.AddActivity;
+import com.example.memosystem.activity.ChangePwdActivity;
+import com.example.memosystem.activity.ManageActivity;
+import com.example.memosystem.activity.MesActivity;
+import com.example.memosystem.activity.RegisterActivity;
+import com.example.memosystem.dao.AdminDao;
+import com.example.memosystem.util.DBUtil;
+
+public class MainActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+
+
+        //这段代码是连接数据库的
+        DBUtil dbUtil=new DBUtil(MainActivity.this);
+        SQLiteDatabase db=dbUtil.getWritableDatabase();
+        DBUtil.db=db;
+        //------------------------
+
+        
+        //去注册界面
+        Button to_reg=findViewById(R.id.register_button);
+        to_reg.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Toast.makeText(MainActivity.this, "注册界面", Toast.LENGTH_SHORT).show();
+                Intent intent=new Intent(MainActivity.this, RegisterActivity.class);
+                startActivity(intent);
+            }
+        });
+        //登录按钮
+        EditText ac=findViewById(R.id.login_account);
+        EditText pwd=findViewById(R.id.login_pwd);
+
+
+        Button bu=findViewById(R.id.login_button);
+        bu.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+
+                String acT=ac.getText().toString().trim();
+                String pwdT=pwd.getText().toString().trim();
+                if(acT.isEmpty()){
+                    Toast.makeText(MainActivity.this, "请输入账号！", Toast.LENGTH_SHORT).show();
+                }else if(pwdT.isEmpty()) {
+                    Toast.makeText(MainActivity.this, "请输入密码！", Toast.LENGTH_SHORT).show();
+                }else{
+
+                    AdminDao adminDao=new AdminDao();
+                    int a=adminDao.loginAdmin(acT,pwdT);
+                    if(a==0){
+                        Toast.makeText(MainActivity.this, "账号不存在或者密码错误！", Toast.LENGTH_SHORT).show();
+
+                    }else{
+                        Intent intent=new Intent(MainActivity.this, ManageActivity.class);
+                        intent.putExtra("account",acT);
+                        startActivity(intent);
+                        Toast.makeText(MainActivity.this, "登录成功！", Toast.LENGTH_SHORT).show();
+                    }
+
+
+                }
+
+
+            }
+        });
+
+
+
+
+
+    }
+}

MemoSystem/app/src/main/java/com/example/memosystem/activity/AddActivity.java

@@ -0,0 +1,168 @@
+package com.example.memosystem.activity;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.text.Editable;
+import android.text.TextWatcher;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.View;
+import android.widget.EditText;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import com.example.memosystem.MainActivity;
+import com.example.memosystem.R;
+import com.example.memosystem.activity.listen.ChangeListen;
+import com.example.memosystem.dao.AdminDao;
+
+import java.text.SimpleDateFormat;
+import java.util.Calendar;
+import java.util.UUID;
+
+public class AddActivity extends AppCompatActivity {
+    String uuid=null;
+    String account=null;
+
+    EditText res=null;
+    EditText title=null;
+
+    TextView textView=null;
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_add);
+
+        //加载菜单条
+        Toolbar toolbar = findViewById(R.id.toolbar_add);
+        setSupportActionBar(toolbar);
+
+        //获取账号
+        Intent intent=getIntent();
+
+
+
+        textView= findViewById(R.id.add_time);
+        //获取当前月份和时间
+        Calendar calendar=Calendar.getInstance();
+        SimpleDateFormat dateFormat=new SimpleDateFormat("yyyy年MM月dd日 a HH:mm");
+        String curTime=dateFormat.format(calendar.getTime());
+
+        curTime=curTime+"   |   ";
+
+
+
+        curTime=curTime+"0字";
+        textView.setText(curTime);
+
+
+        //是根据下面输入下面文本框的操作时间来定的
+       res=findViewById(R.id.add_con);//输入内容的
+        title=findViewById(R.id.add_title);//输入内容的
+
+
+        //判断是添加界面还是更改界面
+        account=intent.getStringExtra("account");//获取当前账号
+        String a=intent.getStringExtra("sta");
+        if(a==null){//是添加界面
+            uuid = UUID.randomUUID().toString();//随机产生的一个UUID
+        }else{
+            intent.putExtra("sta","1");
+
+            uuid=intent.getStringExtra("id");
+            res.setText( intent.getStringExtra("con"));
+            title.setText( intent.getStringExtra("title"));
+            textView.setText(intent.getStringExtra("time"));
+
+        }
+
+        toolbar.setNavigationOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Intent intent1=new Intent(AddActivity.this,ManageActivity.class);
+                intent1.putExtra("account",account);
+                startActivity(intent1);
+            }
+        });
+
+
+
+
+        res.addTextChangedListener(new TextWatcher() {
+            @Override
+            public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+
+            }
+
+            @Override
+            public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+
+            }
+
+            @Override
+            public void afterTextChanged(Editable editable) {
+                //获取当前月份和时间
+                Calendar calendar=Calendar.getInstance();
+                SimpleDateFormat dateFormat=new SimpleDateFormat("yyyy年MM月dd日 a HH:mm");
+                String curTime=dateFormat.format(calendar.getTime());
+
+                curTime=curTime+"   |   ";
+
+                String text= String.valueOf(res.getText());
+                String zi=String.valueOf(text.length());
+                curTime=curTime+zi+"字";
+                textView.setText(curTime);
+                //每次输入一个字符，他都自动保存一下
+                String titles=title.getText().toString().trim();
+                String rest=res.getText().toString().trim();
+                int a=new AdminDao().saveRecord(uuid, titles,rest,account,curTime);
+
+            }
+        });
+
+
+
+
+
+    }
+
+    //构造菜单
+
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        getMenuInflater().inflate(R.menu.add_menu,menu);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(@NonNull MenuItem item) {
+
+        int itemID=item.getItemId();
+        if(itemID==R.id.add_men_save){//保存
+
+            String curTime=textView.getText().toString().trim();
+            String titles=title.getText().toString().trim();
+            String rest=res.getText().toString().trim();
+            int a=new AdminDao().saveRecord(uuid, titles,rest,account,curTime);
+            if(a==1){
+                Toast.makeText(AddActivity.this, "保存成功！", Toast.LENGTH_SHORT).show();
+            }else{
+                Toast.makeText(AddActivity.this, "保存失败！", Toast.LENGTH_SHORT).show();
+            }
+
+        }else
+        if(itemID==R.id.add_men_del){//删除
+
+            int a=new AdminDao().delRecord(uuid,account);
+            Intent intent=new Intent(AddActivity.this,ManageActivity.class);
+            intent.putExtra("account",account);
+            startActivity(intent);
+        }
+        return super.onOptionsItemSelected(item);
+    }
+}

MemoSystem/app/src/main/java/com/example/memosystem/activity/ChangePwdActivity.java

@@ -0,0 +1,106 @@
+package com.example.memosystem.activity;
+
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.AbsListView;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.Toast;
+
+
+
+import com.example.memosystem.MainActivity;
+import com.example.memosystem.R;
+import com.example.memosystem.activity.listen.ChangeListen;
+import com.example.memosystem.activity.listen.TouchListen;
+import com.example.memosystem.dao.AdminDao;
+
+
+public class ChangePwdActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_change_pwd);
+
+        Intent intent=getIntent();
+        String account=intent.getStringExtra("account");
+
+        Toolbar toolbar= findViewById(R.id.toolbar_pwd);
+        this.setSupportActionBar(toolbar);
+        //返回功能
+        toolbar.setNavigationOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Intent intent1=new Intent(ChangePwdActivity.this,ManageActivity.class);
+                intent1.putExtra("account",account);
+                startActivity(intent1);
+            }
+        });
+
+
+
+
+
+        EditText one=findViewById(R.id.change_pwd_one);
+        one.addTextChangedListener(new ChangeListen(one));
+        EditText two=findViewById(R.id.change_pwd_two);
+        two.addTextChangedListener(new ChangeListen(two));
+
+
+        one.setOnTouchListener(new TouchListen(one));
+        two.setOnTouchListener(new TouchListen(two));
+
+        //初始X的状态
+        one.setCompoundDrawablesRelativeWithIntrinsicBounds(0,0,0,0);
+        two.setCompoundDrawablesRelativeWithIntrinsicBounds(0,0,0,0);
+
+
+
+        Button but=findViewById(R.id.change_pwd_button);
+        but.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+
+                String ontT=one.getText().toString().trim();
+                String twoT=two.getText().toString().trim();
+                if(ontT.isEmpty()){
+                    Toast.makeText(ChangePwdActivity.this, "请输入密码！", Toast.LENGTH_SHORT).show();
+                }else if(twoT.isEmpty()){
+                    Toast.makeText(ChangePwdActivity.this, "请输入确认密码！", Toast.LENGTH_SHORT).show();
+                }else if(!ontT.equals(twoT)){
+                    Toast.makeText(ChangePwdActivity.this, "两次密码输入不一致！", Toast.LENGTH_SHORT).show();
+                }else{
+
+                    AdminDao adminDao=new AdminDao();
+                    int a=adminDao.changePassword(account,ontT);
+                    if(a==0){
+                        Toast.makeText(ChangePwdActivity.this, "更改失败！", Toast.LENGTH_SHORT).show();
+                    }else
+                    if(a>=1){
+                        Toast.makeText(ChangePwdActivity.this, "修改密码成功", Toast.LENGTH_SHORT).show();
+                    }else{
+                        Toast.makeText(ChangePwdActivity.this, "未知错误", Toast.LENGTH_SHORT).show();
+                    }
+
+                }
+            }
+        });
+
+
+
+        //写返回功能
+
+
+
+    }
+
+
+
+
+}
+

MemoSystem/app/src/main/java/com/example/memosystem/activity/ManageActivity.java

@@ -0,0 +1,133 @@
+package com.example.memosystem.activity;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.ActionBarDrawerToggle;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+import androidx.core.view.GravityCompat;
+import androidx.drawerlayout.widget.DrawerLayout;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.animation.Animation;
+import android.view.animation.AnimationUtils;
+import android.widget.ListView;
+
+import com.example.memosystem.MainActivity;
+import com.example.memosystem.R;
+import com.example.memosystem.adapter.RecordAdapter;
+import com.example.memosystem.bean.Record;
+import com.example.memosystem.dao.AdminDao;
+import com.google.android.material.floatingactionbutton.FloatingActionButton;
+import com.google.android.material.navigation.NavigationView;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.List;
+
+public class ManageActivity extends AppCompatActivity {
+
+
+    //侧边栏的内容部分
+
+    private ListView listView;
+
+    List<Record> originalItems;
+
+    RecordAdapter adapter;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_manage);
+
+        Intent intent=getIntent();
+        String account=intent.getStringExtra("account");
+
+
+        //退出的功能
+        NavigationView navigationView=findViewById(R.id.navigation_view);//引入侧边栏
+        navigationView.setNavigationItemSelectedListener(new NavigationView.OnNavigationItemSelectedListener() {
+            @Override
+            public boolean onNavigationItemSelected(@NonNull MenuItem item) {
+                int id=item.getItemId();
+                if(id==R.id.menu_to_exit){
+                    finishAffinity();//退出功能
+                }
+                if(id==R.id.menu_to_login){
+                    Intent intent=new Intent(ManageActivity.this, MainActivity.class);
+                    startActivity(intent);
+
+                }
+
+                if(id==R.id.menu_up_pwd){
+                    Intent intent=new Intent(ManageActivity.this, ChangePwdActivity.class);
+                    intent.putExtra("account",account);
+                    startActivity(intent);
+                }
+
+                if(id==R.id.menu_mes){
+                    Intent intent=new Intent(ManageActivity.this, MesActivity.class);
+                    intent.putExtra("account",account);
+                    startActivity(intent);
+                }
+
+                return true;
+            }
+        });
+
+
+
+        //添加事件的点击按钮
+
+
+
+        FloatingActionButton floatingActionButton=findViewById(R.id.fab);
+        floatingActionButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Intent intent=new Intent(ManageActivity.this, AddActivity.class);
+                intent.putExtra("account",account);
+                startActivity(intent);
+            }
+        });
+
+
+        //现在开发加载列表
+        listView= findViewById(R.id.manage_list);
+        //这个列表要从哪里读取数据
+        originalItems=new ArrayList<>();
+        //读取数据
+        originalItems= new AdminDao().showRecord(account);
+        if(originalItems.size()==0){
+            listView.setAdapter(null);//让界面啥都不显示
+        }else{
+
+            adapter = new RecordAdapter(this, originalItems);
+            listView.setAdapter(adapter);
+        }
+
+        Toolbar toolbar= findViewById(R.id.toolbar_man);
+        this.setSupportActionBar(toolbar);
+        //返回功能
+        DrawerLayout drawerLayout =findViewById(R.id.drawer);
+        toolbar.setNavigationOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                drawerLayout.openDrawer(GravityCompat.START);
+            }
+        });
+
+
+
+
+
+
+
+        //originalItems=new ArrayList<>();
+
+    }
+}

MemoSystem/app/src/main/java/com/example/memosystem/activity/MesActivity.java

@@ -0,0 +1,134 @@
+package com.example.memosystem.activity;
+
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.appcompat.widget.Toolbar;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.RadioButton;
+import android.widget.Toast;
+
+import com.example.memosystem.MainActivity;
+import com.example.memosystem.R;
+import com.example.memosystem.activity.listen.ChangeListen;
+import com.example.memosystem.activity.listen.TouchListen;
+import com.example.memosystem.dao.AdminDao;
+
+import java.util.Map;
+
+public class MesActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_mes);
+
+
+        Intent intent=getIntent();
+        String account=intent.getStringExtra("account");
+        //需要查看个人信息
+
+        Map<String, String> result = new AdminDao().showAccountMes(account);
+
+
+
+
+
+
+
+        Toolbar toolbar= findViewById(R.id.toolbar_mes);
+        this.setSupportActionBar(toolbar);
+        //返回功能
+        toolbar.setNavigationOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Intent intent1=new Intent(MesActivity.this,ManageActivity.class);
+                intent1.putExtra("account",account);
+                startActivity(intent1);
+            }
+        });
+
+
+
+
+        //姓名
+        EditText name=findViewById(R.id.change_name);//姓名
+        name.setText(result.get("name"));
+
+
+
+        RadioButton man=findViewById(R.id.change_man);//男
+        RadioButton woman=findViewById(R.id.change_woman);//女
+        if(result.get("sex").equals("男")){
+            man.setChecked(true);
+        }else{
+            woman.setChecked(true);
+        }
+
+
+        EditText age=findViewById(R.id.change_age);//男
+        age.setText(result.get("age"));
+
+        EditText phone=findViewById(R.id.change_phone);//男
+        phone.setText(result.get("phone"));
+
+
+        clearText(name);
+        clearText(age);
+        clearText(phone);
+
+
+
+        Button change_pwd_button = findViewById(R.id.change_pwd_button);
+        change_pwd_button.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+
+                String nameT=name.getText().toString().trim();
+                String ageT=age.getText().toString().trim();
+                String phoneT=phone.getText().toString().trim();
+
+                if(nameT.isEmpty()){
+                    Toast.makeText(MesActivity.this, "请输入姓名！", Toast.LENGTH_SHORT).show();
+                }else if(phoneT.isEmpty()){
+                    Toast.makeText(MesActivity.this, "请输入联系方式！", Toast.LENGTH_SHORT).show();
+                }else if(ageT.isEmpty()){
+                    Toast.makeText(MesActivity.this, "请输入年纪！", Toast.LENGTH_SHORT).show();
+                }else{
+
+                    String sex="女";
+                    if(man.isChecked()){
+                        sex="男";
+                    }
+
+                    int a=new AdminDao().changeMes(account,nameT,sex,phoneT,ageT);
+                    if(a>=1){
+                        Toast.makeText(MesActivity.this, "更改个人信息成功！", Toast.LENGTH_SHORT).show();
+                    }
+                    if(a==0){
+                        Toast.makeText(MesActivity.this, "更改失败！", Toast.LENGTH_SHORT).show();
+                    }
+                    if(a==-1){
+                        Toast.makeText(MesActivity.this, "未知错误！", Toast.LENGTH_SHORT).show();
+                    }
+
+                }
+
+            }
+        });
+    }
+
+    private void clearText(EditText text){
+
+
+
+        text.addTextChangedListener(new ChangeListen(text));
+        text.setOnTouchListener(new TouchListen( text));
+        //初始X的状态
+        text.setCompoundDrawablesRelativeWithIntrinsicBounds(0,0,0,0);
+
+    }
+}

MemoSystem/app/src/main/java/com/example/memosystem/activity/RegisterActivity.java

@@ -0,0 +1,98 @@
+package com.example.memosystem.activity;
+/**
+ *
+ * 这是一个注册界面
+ */
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.RadioButton;
+import android.widget.Toast;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import com.example.memosystem.MainActivity;
+import com.example.memosystem.R;
+import com.example.memosystem.dao.AdminDao;
+
+public class RegisterActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_register);
+
+
+        EditText account = findViewById(R.id.register_account);//账号
+        EditText pwd = findViewById(R.id.register_pwd);//密码
+        EditText name = findViewById(R.id.register_name);//姓名
+        RadioButton woman = findViewById(R.id.register_woman);//女
+        RadioButton man = findViewById(R.id.register_man);//男
+        man.setChecked(true);
+
+        EditText phone = findViewById(R.id.register_phone);//手机号
+        EditText age = findViewById(R.id.register_age);
+
+        Button button = findViewById(R.id.register_button);//点击注册按钮
+        button.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                String accountT=account.getText().toString().trim();
+                String pwdT=pwd.getText().toString().trim();
+                String nameT=name.getText().toString().trim();
+                String phoneT=phone.getText().toString().trim();
+                String ageT=age.getText().toString().trim();
+
+
+                if(accountT.isEmpty()){
+                    Toast.makeText(RegisterActivity.this, "请输入账号！", Toast.LENGTH_SHORT).show();
+                }else if(pwdT.isEmpty()){
+                    Toast.makeText(RegisterActivity.this, "请输入密码！", Toast.LENGTH_SHORT).show();
+                }else if(nameT.isEmpty()){
+                    Toast.makeText(RegisterActivity.this, "请输入姓名！", Toast.LENGTH_SHORT).show();
+                }else if(phoneT.isEmpty()){
+                    Toast.makeText(RegisterActivity.this, "请输入联系方式！", Toast.LENGTH_SHORT).show();
+                }else if(ageT.isEmpty()){
+                    Toast.makeText(RegisterActivity.this, "请输入年纪！", Toast.LENGTH_SHORT).show();
+                }else{
+
+                    String sex="女";
+                    if(man.isChecked()){
+                        sex="男";
+                    }
+                    AdminDao adminDao=new AdminDao();
+                    int a= adminDao.registerAdmin(accountT,pwdT,nameT,sex,phoneT,ageT);
+                    if(a==1){
+                        Toast.makeText(RegisterActivity.this, "注册成功！", Toast.LENGTH_SHORT).show();
+                    }else{
+                        Toast.makeText(RegisterActivity.this, "注册失败,账号冲突！", Toast.LENGTH_SHORT).show();
+                    }
+
+
+                }
+
+
+
+
+
+            }
+        });
+
+
+        Button Login = findViewById(R.id.register_to_login_button);//点击注册按钮 实现返回按钮
+        Login.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Toast.makeText(RegisterActivity.this, "登录界面", Toast.LENGTH_SHORT).show();
+                Intent intent=new Intent(RegisterActivity.this, MainActivity.class);
+                startActivity(intent);
+            }
+        });
+
+
+
+    }
+}

MemoSystem/app/src/main/java/com/example/memosystem/activity/listen/ChangeListen.java

@@ -0,0 +1,38 @@
+package com.example.memosystem.activity.listen;
+
+import android.text.Editable;
+import android.text.TextWatcher;
+import android.widget.EditText;
+
+import com.example.memosystem.R;
+
+public class ChangeListen implements TextWatcher {
+
+    private  EditText ed=null;
+
+    public  ChangeListen(EditText ed){
+        this.ed=ed;
+    }
+
+
+    @Override
+    public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+
+    }
+
+    @Override
+    public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+
+    }
+
+    @Override
+    public void afterTextChanged(Editable editable) {
+
+        if(editable.length()>0){
+
+            ed.setCompoundDrawablesRelativeWithIntrinsicBounds(0,0,R.drawable.x,0);
+        }else{
+            ed.setCompoundDrawablesRelativeWithIntrinsicBounds(0,0,0,0);
+        }
+    }
+}

MemoSystem/app/src/main/java/com/example/memosystem/activity/listen/TouchListen.java

@@ -0,0 +1,39 @@
+package com.example.memosystem.activity.listen;
+
+import android.view.MotionEvent;
+import android.view.View;
+import android.widget.EditText;
+
+public class TouchListen implements View.OnTouchListener{
+
+
+    private EditText ed=null;
+
+    public  TouchListen(EditText ed){
+        this.ed=ed;
+    }
+
+    @Override
+    public boolean onTouch(View view, MotionEvent motionEvent) {
+
+
+        //
+        int start=ed.getWidth()-ed.getPaddingEnd()-ed.getPaddingRight();
+        int end=ed.getWidth();//整个文本的宽带
+
+        float x = motionEvent.getX();
+
+
+        boolean isButtonClicked=x>start&&x<end;
+        if(isButtonClicked){
+
+            if(motionEvent.getAction()==MotionEvent.ACTION_UP){
+                //判断是否鼠标抬起
+                ed.setText("");
+                return true;
+            }
+
+        }
+        return false;
+    }
+}

MemoSystem/app/src/main/java/com/example/memosystem/adapter/RecordAdapter.java

@@ -0,0 +1,70 @@
+package com.example.memosystem.adapter;
+
+import android.content.Context;
+import android.content.Intent;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.example.memosystem.R;
+import com.example.memosystem.activity.AddActivity;
+import com.example.memosystem.bean.Record;
+
+import java.util.List;
+
+public class RecordAdapter extends ArrayAdapter<Record> {
+
+
+    private List<Record> items;
+    public RecordAdapter( Context context, List<Record> items) {
+        super(context, R.layout.manage_list,items);
+        this.items=items;
+    }
+
+
+
+    @Override
+    public View getView(int position,View convertView,ViewGroup parent) {
+
+        if( convertView==null){
+
+            LayoutInflater inflater=LayoutInflater.from(getContext());
+            convertView=inflater.inflate(R.layout.manage_list,parent,false);
+        }
+
+
+        TextView title=convertView.findViewById(R.id.title);
+        TextView con=convertView.findViewById(R.id.con);
+        TextView time=convertView.findViewById(R.id.time);
+
+
+
+
+
+
+        Record res = items.get(position);
+        title.setText(res.getTitle());
+        con.setText(res.getCon());
+        time.setText(res.getTim());
+
+        convertView.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Intent intent =new Intent(getContext(), AddActivity.class);//目标i界面
+                intent.putExtra("sta","1");
+                intent.putExtra("account",res.getUid());//账号
+                intent.putExtra("id",res.getId());
+                intent.putExtra("title",res.getTitle());
+                intent.putExtra("con",res.getCon());
+                intent.putExtra("time",res.getTim());
+                getContext().startActivity(intent);//打开目标界面
+            }
+        });
+        return convertView;
+    }
+}

MemoSystem/app/src/main/java/com/example/memosystem/bean/Record.java

@@ -0,0 +1,73 @@
+package com.example.memosystem.bean;
+
+public class Record {
+
+    private String id;
+    private String title;
+    private String con;
+    private String uid;
+    private String tim;
+    //alt install
+
+    @Override
+    public String toString() {
+        return "Record{" +
+                "id='" + id + '\'' +
+                ", title='" + title + '\'' +
+                ", con='" + con + '\'' +
+                ", uid='" + uid + '\'' +
+                ", tim='" + tim + '\'' +
+                '}';
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getCon() {
+        return con;
+    }
+
+    public void setCon(String con) {
+        this.con = con;
+    }
+
+    public String getUid() {
+        return uid;
+    }
+
+    public void setUid(String uid) {
+        this.uid = uid;
+    }
+
+    public String getTim() {
+        return tim;
+    }
+
+    public void setTim(String tim) {
+        this.tim = tim;
+    }
+
+    public Record() {
+    }
+
+    public Record(String id, String title, String con, String uid, String tim) {
+        this.id = id;
+        this.title = title;
+        this.con = con;
+        this.uid = uid;
+        this.tim = tim;
+    }
+}

MemoSystem/app/src/main/java/com/example/memosystem/dao/AdminDao.java

@@ -0,0 +1,154 @@
+package com.example.memosystem.dao;
+
+import android.content.ContentValues;
+import android.database.Cursor;
+import android.database.sqlite.SQLiteDatabase;
+
+import com.example.memosystem.bean.Record;
+import com.example.memosystem.dao.impl.AdminDaoImpl;
+import com.example.memosystem.util.DBUtil;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+public class AdminDao implements AdminDaoImpl {
+
+    SQLiteDatabase db= DBUtil.db;
+    @Override
+    public int registerAdmin(String ...da) {
+        try {
+            db.execSQL("INSERT INTO d_admin VALUES(?,?,?,?,?,?)",da);
+            return 1;
+        }catch (Exception e){
+            return -1;
+        }
+
+    }
+
+    @Override
+    public int loginAdmin(String... da) {
+
+        int a=0;
+        Cursor res = db.rawQuery("select * from d_admin where s_id=? and s_pwd=?", da);
+        if(res.moveToNext()){
+            a++;
+        }
+        return a;
+
+
+
+
+    }
+
+    /**
+     * 修改密码 账号   密码
+     * @param da
+     * @return
+     */
+    @Override
+    public int changePassword(String... da) {
+
+        ContentValues values=new ContentValues();
+        values.put("s_pwd", da[1]);
+
+        String das[]={da[0]};
+        try{
+            return db.update("d_admin",values,"s_id=?",das);
+        }catch (Exception e){
+            return -1;
+        }
+
+
+    }
+
+    public int changeMes(String ...da){
+        ContentValues values=new ContentValues();
+        values.put("s_name", da[1]);
+        values.put("s_sex", da[2]);
+        values.put("s_phone", da[3]);
+        values.put("s_age", da[4]);
+        String das[]={da[0]};
+        try{
+            return db.update("d_admin",values,"s_id=?",das);
+        }catch (Exception e){
+            return -1;
+        }
+    }
+
+
+    public Map<String,String> showAccountMes(String account){
+
+        Map<String,String> map=new HashMap<>();
+        String da[]={account};
+        Cursor result = db.rawQuery("select s_name,s_sex,s_phone,s_age from d_admin where s_id=?", da);
+        while(result.moveToNext()){
+            //姓名
+
+            //姓名
+            //手机号
+            //年纪
+            String name = result.getString(0);
+            String sex= result.getString(1);
+            String phone= result.getString(2);
+            String age= result.getString(3);
+
+
+            map.put("name",name);
+            map.put("sex",sex);
+            map.put("phone",phone);
+            map.put("age",age);
+        }
+        return map;
+    }
+
+    /**
+     * 删除信息
+     * @param da
+     * @return
+     */
+    @Override
+    public int delRecord(String... da) {
+        try {
+            db.execSQL("delete from d_record where s_id=? and s_uid=?",da);
+            return 1;
+        }catch (Exception e){
+            return -1;
+        }
+
+
+    }
+
+
+    public int saveRecord(String ...da){//id 标题 内容 用户ID 时间
+        try {
+            db.execSQL("INSERT INTO d_record VALUES(?,?,?,?,?)",da);
+            return 1;
+        }catch (Exception e){
+
+            String daa[]={da[1],da[2],da[4],da[0],da[3]};
+            try {
+                db.execSQL("update  d_record set s_title=? ,s_con=?,s_time=? where s_id=? and s_uid=?",daa);
+                return 1;
+            }catch (Exception ee){
+                e.printStackTrace();
+                ee.printStackTrace();
+                return -1;
+            }
+        }
+    }
+
+    public List<Record> showRecord(String id){
+        String da[]={id};
+        List<Record> re=new ArrayList<>();//存储所有备忘录的
+        Cursor res = db.rawQuery("select * from d_record where s_uid=?",da);
+        while(res.moveToNext()){
+            Record record=new Record(res.getString(0),res.getString(1),res.getString(2),res.getString(3),res.getString(4));
+            re.add(record);
+        }
+
+        return re;
+
+    }
+}

MemoSystem/app/src/main/java/com/example/memosystem/dao/impl/AdminDaoImpl.java

@@ -0,0 +1,39 @@
+package com.example.memosystem.dao.impl;
+
+import com.example.memosystem.bean.Record;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 这个是接口用于限制操作
+ */
+public interface AdminDaoImpl {
+
+    /**
+     * 登录的方法
+     */
+    public  int registerAdmin(String ...da);
+
+    /**
+     * 登录的方法
+     * @param da
+     * @return
+     */
+
+    public  int loginAdmin(String ...da);
+
+
+    public int changePassword(String ...da);
+
+
+    public int changeMes(String ...da);
+
+    public Map<String,String> showAccountMes(String account);
+
+
+    public int delRecord(String ...da);
+    public int saveRecord(String ...da);
+
+    public List<Record> showRecord(String id);
+}

MemoSystem/app/src/main/java/com/example/memosystem/util/DBUtil.java

@@ -0,0 +1,56 @@
+package com.example.memosystem.util;
+
+import android.content.Context;
+import android.database.sqlite.SQLiteDatabase;
+import android.database.sqlite.SQLiteOpenHelper;
+
+//alt +回车
+public class DBUtil extends SQLiteOpenHelper {
+
+
+    private static final String DATABASE_NAME="db_memo.db";//数据库名字
+
+    public static SQLiteDatabase db=null;//用他来操作数据库
+
+
+    private static final int DATABASE_VERSION=3;//每一次对数据库脚本的更新都需要将这个数字进行加1
+
+
+
+    public DBUtil(Context context) {
+        super(context, DATABASE_NAME, null, DATABASE_VERSION,null);
+    }
+
+
+    @Override
+    public void onCreate(SQLiteDatabase db) {//数据库初始化加载的代码
+
+        db.execSQL("PRAGMA foreign_keys = false");
+        db.execSQL("drop table if exists d_admin");//如果这个表存在则删除
+        db.execSQL("CREATE TABLE d_admin (s_id  varchar(20) primary key," +
+                " s_pwd varchar(20)," +
+                " s_name varchar(20)," +
+                " s_sex varchar(20)," +
+                " s_phone varchar(20)," +
+                " s_age varchar(20) )");
+        db.execSQL("INSERT INTO d_admin VALUES('root','123456','小铭','男','5696331','18')");
+        //-------------管理员 表
+        //编号  标题   内容  时间
+        db.execSQL("drop table if exists d_record");//如果这个表存在则删除
+        db.execSQL("CREATE TABLE d_record (s_id  varchar(50) primary key," +
+                " s_title varchar(20)," +
+                " s_con text," +
+                " s_uid varchar(20)," +//用户ID
+                " s_time varchar(20) )");
+        db.execSQL("INSERT INTO d_record VALUES('1','记录一下今天的生活','今天吃了好多零食，看了很多电视剧.','root','2023年9月10日 上午 12：56')");
+       // db.execSQL("PRAGMA foreign_keys = true");
+
+
+    }
+
+    @Override
+    public void onUpgrade(SQLiteDatabase sqLiteDatabase, int i, int i1) {//数据库变动则执行
+        onCreate(sqLiteDatabase);
+
+    }
+}

MemoSystem/app/src/main/res/drawable/button_style.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape>
+             <solid android:color="#CCFFFFFF"></solid>
+             <corners android:radius="20dp"></corners>
+         </shape>
+    </item>
+
+
+    <item android:state_focused="true">
+        <shape>
+            <solid android:color="#ADFFFFFF"></solid>
+            <corners android:radius="20dp"></corners>
+        </shape>
+    </item>
+    <ripple xmlns:android="http://schemas.android.com/apk/res/android" android:color="#000000">
+    </ripple>
+
+
+
+</selector>

MemoSystem/app/src/main/res/drawable/change_mes_edit_style.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+
+    <item android:state_focused="true">
+        <shape>
+            <solid android:color="#FFFFFF"></solid>
+            <corners android:radius="5dp"></corners>
+            <stroke android:width="1dp"  android:color="#f88d2f" />
+        </shape>
+    </item>
+
+    <item android:state_focused="false">
+        <shape>
+            <solid android:color="#FFFFFF"></solid>
+            <corners android:radius="5dp"></corners>
+            <stroke android:width="1dp"  android:color="#d6d6d6" />
+        </shape>
+    </item>
+
+</selector>

MemoSystem/app/src/main/res/drawable/change_mes_manage_style.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+
+
+    <item>
+        <shape>
+            <solid android:color="#99F1F1F1"></solid>
+            <corners android:radius="10dp"></corners>
+            <stroke android:width="1dp"  android:color="#FFA000" />
+        </shape>
+    </item>
+
+</selector>

MemoSystem/app/src/main/res/drawable/change_pwd_button_style.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+
+    <item>
+        <shape android:state_pressed="true">
+            <solid android:color="#88ada4"></solid>
+            <corners android:radius="10dp"></corners>
+        </shape>
+    </item>
+
+
+    <item android:state_pressed="false">
+        <shape >
+            <solid android:color="#88ada4"></solid>
+            <corners android:radius="10dp"></corners>
+        </shape>
+    </item>
+
+</selector>

MemoSystem/app/src/main/res/drawable/change_pwd_edit_style.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item android:state_focused="true">
+        <shape>
+            <solid android:color="#FFFFFF"></solid>
+            <corners android:radius="10dp"></corners>
+            <stroke android:width="1dp"  android:color="#ed6e99" />
+        </shape>
+    </item>
+
+    <item android:state_focused="false">
+        <shape>
+            <solid android:color="#FFFFFF"></solid>
+            <corners android:radius="10dp"></corners>
+            <stroke android:width="1dp"  android:color="#d6d6d6" />
+        </shape>
+    </item>
+
+
+
+
+
+
+
+
+</selector>

MemoSystem/app/src/main/res/drawable/change_style.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape>
+            <solid android:color="#FFFFFF"></solid>
+            <corners android:radius="35dp"></corners>
+        </shape>
+    </item>
+
+</selector>

MemoSystem/app/src/main/res/drawable/ic_launcher_background.xml

@@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#3DDC84"
+        android:pathData="M0,0h108v108h-108z" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M9,0L9,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,0L19,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,0L29,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,0L39,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,0L49,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,0L59,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,0L69,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,0L79,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M89,0L89,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M99,0L99,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,9L108,9"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,19L108,19"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,29L108,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,39L108,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,49L108,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,59L108,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,69L108,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,79L108,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,89L108,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,99L108,99"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,29L89,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,39L89,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,49L89,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,59L89,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,69L89,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,79L89,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,19L29,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,19L39,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,19L49,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,19L59,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,19L69,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,19L79,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+</vector>

MemoSystem/app/src/main/res/drawable/ic_launcher_foreground.xml

@@ -0,0 +1,30 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="85.84757"
+                android:endY="92.4963"
+                android:startX="42.9492"
+                android:startY="49.59793"
+                android:type="linear">
+                <item
+                    android:color="#44000000"
+                    android:offset="0.0" />
+                <item
+                    android:color="#00000000"
+                    android:offset="1.0" />
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+        android:fillColor="#FFFFFF"
+        android:fillType="nonZero"
+        android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000" />
+</vector>

MemoSystem/app/src/main/res/drawable/radio_style.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape>
+            <solid android:color="#40FFFFFF"></solid>
+            <corners android:radius="20dp"></corners>
+        </shape>
+    </item>
+
+
+    <ripple xmlns:android="http://schemas.android.com/apk/res/android" android:color="#000000">
+    </ripple>
+
+
+</selector>

MemoSystem/app/src/main/res/layout/activity_add.xml

@@ -0,0 +1,81 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+xmlns:app="http://schemas.android.com/apk/res-auto"
+xmlns:android="http://schemas.android.com/apk/res/android"
+xmlns:tools="http://schemas.android.com/tools"
+android:layout_width="match_parent"
+android:layout_height="match_parent"
+tools:context=".activity.AddActivity"
+android:orientation="vertical"
+>
+
+<androidx.appcompat.widget.Toolbar
+    android:id="@+id/toolbar_add"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="?attr/actionBarSize"
+    app:title="备忘录"
+    app:navigationIcon="@drawable/back"
+    />
+
+    <ScrollView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"
+            android:paddingLeft="20dp"
+            android:layout_marginTop="20dp"
+            >
+
+            <EditText
+                android:id="@+id/add_title"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:hint="标题"
+                android:textStyle="bold"
+                android:textSize="30sp"
+                android:background="@null"
+                />
+
+            <TextView
+                android:id="@+id/add_time"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:hint="时间"
+                android:layout_marginTop="20dp"
+                android:layout_marginBottom="20dp"
+                android:textSize="15sp"
+                android:textStyle="bold"
+                />
+            <EditText
+
+                android:id="@+id/add_con"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:hint="请输入内容"
+                android:textStyle="bold"
+                android:textSize="20sp"
+                android:background="@null"
+                />
+
+
+
+
+
+
+
+
+
+        </LinearLayout>
+
+
+
+    </ScrollView>
+
+
+
+</LinearLayout>

MemoSystem/app/src/main/res/layout/activity_change_pwd.xml

@@ -0,0 +1,136 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".activity.ChangePwdActivity"
+    android:orientation="vertical"
+
+
+    >
+
+    <androidx.appcompat.widget.Toolbar
+        android:id="@+id/toolbar_pwd"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:minHeight="?attr/actionBarSize"
+        android:background="#b0d097"
+        app:title="修改密码"
+        app:navigationIcon="@drawable/back"
+        />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical"
+        android:background="@drawable/bglv">
+
+
+        <LinearLayout
+            android:background="@drawable/change_style"
+            android:layout_width="match_parent"
+            android:layout_height="450dp"
+
+            android:layout_marginLeft="30dp"
+            android:layout_marginRight="30dp"
+            android:layout_marginTop="105dp"
+            android:orientation="vertical"
+
+            android:paddingLeft="20dp"
+            android:paddingRight="20dp"
+            >
+
+            <ImageView
+                android:layout_width="match_parent"
+                android:layout_height="80dp"
+                android:src="@drawable/grzy"
+                android:layout_marginTop="30dp"
+                android:layout_marginBottom="40dp"
+                />
+
+
+            <EditText
+                android:id="@+id/change_pwd_one"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:hint="请输入密码"
+                android:background="@drawable/change_pwd_edit_style"
+                android:inputType="textPassword"
+                android:paddingLeft="30dp"
+                android:paddingRight="40dp"
+                android:paddingBottom="15dp"
+                android:paddingTop="15dp"
+                android:layout_marginBottom="30dp"
+                android:drawableRight="@drawable/x"
+                android:textSize="20sp"
+
+                >
+
+            </EditText>
+
+            <EditText
+                android:id="@+id/change_pwd_two"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:hint="请输入确认密码"
+                android:paddingLeft="30dp"
+                android:paddingRight="40dp"
+                android:paddingBottom="15dp"
+                android:paddingTop="15dp"
+                android:drawableRight="@drawable/x"
+                android:inputType="textPassword"
+                android:background="@drawable/change_pwd_edit_style"
+                android:layout_marginBottom="30dp"
+                android:textSize="20sp"
+                >
+
+            </EditText>
+
+
+            <!-- 移除 android:foreground 属性 -->
+            <Button
+                android:id="@+id/change_pwd_button"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:text="修改密码"
+                android:textColor="#ffffff"
+                android:background="@drawable/change_pwd_button_style"
+                android:foreground="?selectableItemBackground"
+                android:textSize="20sp"
+                android:paddingBottom="15dp"
+                android:paddingTop="15dp"
+
+
+                />
+
+
+
+
+
+
+
+
+
+        </LinearLayout>
+
+
+
+
+
+
+
+    </LinearLayout>
+
+
+
+
+
+
+
+
+
+
+
+</LinearLayout>

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

@@ -0,0 +1,84 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    tools:context=".MainActivity"
+    android:orientation="vertical"
+    android:background="@drawable/bgfa"
+    android:gravity="center_vertical|center_horizontal"
+    android:paddingLeft="30dp"
+    android:paddingRight="30dp"
+    >
+
+
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="Memon"
+        android:textSize="40sp"
+        android:textColor="#ed6e99"
+        android:layout_marginBottom="40dp"
+        android:gravity="center_vertical|center_horizontal"
+        android:textStyle="bold"
+        />
+
+    <EditText
+        android:id="@+id/login_account"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="30dp"
+        android:backgroundTint="#ed6e99"
+        android:hint="请输入账号"
+        android:textSize="20sp"
+        android:inputType="text"
+        android:textColor="#ffadbb"
+        android:textColorHint="#ffd5d9"
+
+        />
+
+    <EditText
+        android:id="@+id/login_pwd"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:hint="请输入密码"
+        android:textSize="20sp"
+        android:textColorHint="#ffd5d9"
+        android:backgroundTint="#ed6e99"
+        android:textColor="#ffadbb"
+        android:inputType="textPassword"
+        android:layout_marginBottom="30dp"
+        />
+
+    <Button
+        android:id="@+id/login_button"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="安全登录"
+        android:layout_marginBottom="16dp"
+        android:textStyle="bold"
+        android:background="@drawable/button_style"
+        android:foreground="?selectableItemBackground"
+     />
+
+
+    <Button
+        android:id="@+id/register_button"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="账号注册"
+        android:layout_marginBottom="145dp"
+        android:textStyle="bold"
+        android:background="@drawable/button_style"
+        android:foreground="?selectableItemBackground"
+        />
+
+
+
+
+</LinearLayout>
+
+
+
+

MemoSystem/app/src/main/res/layout/activity_manage.xml

@@ -0,0 +1,118 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.drawerlayout.widget.DrawerLayout
+    xmlns:tools="http://schemas.android.com/tools"
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/drawer"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".activity.ManageActivity">
+
+    
+    <!--主界面-->
+    <FrameLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical"
+        >
+
+        <RelativeLayout
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+
+
+            >
+
+            <androidx.appcompat.widget.Toolbar
+                android:id="@+id/toolbar_man"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:minHeight="?attr/actionBarSize"
+                android:background="#ffadbb"
+                app:title="@string/app_name"
+                app:navigationIcon="@drawable/line"
+                />
+
+
+            <ListView
+                android:id="@+id/manage_list"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_below="@id/toolbar_man"
+                android:padding="20dp"
+                android:divider="#00000000"
+                android:dividerHeight="18dp"
+
+                />
+
+        </RelativeLayout>
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+        <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="45dp"
+            app:elevation="6dp"
+            app:srcCompat="@drawable/add"
+            app:backgroundTint="#0288D1"
+            />
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+    </FrameLayout>
+
+    <!--侧边栏-->
+    <com.google.android.material.navigation.NavigationView
+        android:id="@+id/navigation_view"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:background="#fed0d0"
+        android:layout_gravity="start"
+        android:orientation="vertical"
+        app:menu="@menu/manage_menu"
+        app:headerLayout="@layout/head_layout"
+        />
+
+
+
+
+
+
+
+
+
+</androidx.drawerlayout.widget.DrawerLayout>

MemoSystem/app/src/main/res/layout/activity_mes.xml

@@ -0,0 +1,186 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+xmlns:app="http://schemas.android.com/apk/res-auto"
+xmlns:android="http://schemas.android.com/apk/res/android"
+xmlns:tools="http://schemas.android.com/tools"
+android:layout_width="match_parent"
+android:layout_height="match_parent"
+tools:context=".activity.MesActivity"
+android:orientation="vertical"
+
+
+    >
+
+<androidx.appcompat.widget.Toolbar
+    android:id="@+id/toolbar_mes"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="?attr/actionBarSize"
+    android:background="#b0d097"
+    app:title="修改个人信息"
+    app:navigationIcon="@drawable/back"
+    />
+
+<LinearLayout
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    android:background="@drawable/bglv">
+
+
+    <LinearLayout
+        android:background="@drawable/change_style"
+        android:layout_width="match_parent"
+        android:layout_height="450dp"
+
+        android:layout_marginLeft="30dp"
+        android:layout_marginRight="30dp"
+        android:layout_marginTop="105dp"
+        android:orientation="vertical"
+
+        android:paddingLeft="20dp"
+        android:paddingRight="20dp"
+        >
+
+        <ImageView
+            android:layout_width="match_parent"
+            android:layout_height="80dp"
+            android:src="@drawable/grzy"
+            android:layout_marginTop="30dp"
+            android:layout_marginBottom="20dp"
+            />
+
+
+        <EditText
+            android:id="@+id/change_name"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="请输入姓名"
+            android:background="@drawable/change_mes_edit_style"
+            android:inputType="text"
+            android:paddingLeft="30dp"
+            android:paddingRight="40dp"
+            android:layout_marginBottom="10dp"
+            android:drawableRight="@drawable/x"
+            android:paddingTop="15dp"
+            android:paddingBottom="15dp"
+            />
+
+
+        <RadioGroup
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginBottom="10dp"
+            android:orientation="horizontal"
+            android:paddingLeft="30dp"
+            android:paddingRight="40dp"
+            >
+
+            <RadioButton
+                android:id="@+id/change_man"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:text="男"
+                android:textSize="20sp"
+                android:layout_weight="1"
+                android:textStyle="bold"
+                android:textColor="#616161"
+                android:buttonTint="#e8cb06"
+
+                />
+            <RadioButton
+                android:id="@+id/change_woman"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:text="女"
+                android:textSize="20sp"
+                android:layout_weight="1"
+                android:textStyle="bold"
+                android:textColor="#616161"
+                android:buttonTint="#e8cb06"
+                />
+
+
+        </RadioGroup>
+
+
+        <EditText
+            android:id="@+id/change_phone"
+
+            android:hint="请输入联系方式"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:background="@drawable/change_mes_edit_style"
+            android:inputType="text"
+            android:paddingLeft="30dp"
+            android:paddingRight="40dp"
+            android:layout_marginBottom="10dp"
+            android:drawableRight="@drawable/x"
+
+            android:paddingTop="15dp"
+            android:paddingBottom="15dp"
+
+            />
+
+        <EditText
+            android:id="@+id/change_age"
+            android:hint="请输入年龄"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:background="@drawable/change_mes_edit_style"
+            android:inputType="text"
+            android:paddingLeft="30dp"
+            android:paddingRight="40dp"
+            android:layout_marginBottom="10dp"
+            android:drawableRight="@drawable/x"
+
+            android:paddingTop="15dp"
+            android:paddingBottom="15dp"
+
+            />
+
+
+        <!-- 移除 android:foreground 属性 -->
+        <Button
+            android:id="@+id/change_pwd_button"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:text="修改个人信息"
+            android:textColor="#FFFFFF"
+            android:background="@drawable/change_pwd_button_style"
+            android:foreground="?selectableItemBackground"
+            android:paddingBottom="15dp"
+            android:paddingTop="15dp"
+
+
+            />
+
+
+
+
+
+
+
+
+
+    </LinearLayout>
+
+
+
+
+
+
+
+</LinearLayout>
+
+
+
+
+
+
+
+
+
+
+
+</LinearLayout>

MemoSystem/app/src/main/res/layout/activity_register.xml

@@ -0,0 +1,158 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+xmlns:app="http://schemas.android.com/apk/res-auto"
+xmlns:tools="http://schemas.android.com/tools"
+android:layout_width="match_parent"
+android:layout_height="wrap_content"
+tools:context=".activity.RegisterActivity"
+android:orientation="vertical"
+android:background="@drawable/bgfa"
+android:gravity="center_vertical|center_horizontal"
+android:paddingLeft="30dp"
+android:paddingRight="30dp"
+    >
+
+
+<TextView
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:text="Memon"
+    android:textSize="35sp"
+    android:textColor="#ed6e99"
+    android:layout_marginBottom="10dp"
+    android:gravity="center_vertical|center_horizontal"
+    android:textStyle="bold"
+    />
+
+<EditText
+    android:id="@+id/register_account"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:hint="请输入账号"
+    android:textSize="20sp"
+    android:textColorHint="#ffd5d9"
+    android:backgroundTint="#ed6e99"
+    android:layout_marginBottom="0dp"
+    android:textColor="#ffadbb"
+    android:inputType="textCapWords"
+
+    />
+<EditText
+    android:id="@+id/register_pwd"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:hint="请输入密码"
+    android:textSize="20sp"
+    android:textColorHint="#ffd5d9"
+    android:backgroundTint="#ed6e99"
+    android:textColor="#ffadbb"
+    android:inputType="textPassword"
+    android:layout_marginBottom="0dp"
+    />
+
+
+    <EditText
+        android:id="@+id/register_name"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:hint="请输入姓名"
+        android:textSize="20sp"
+        android:textColorHint="#ffd5d9"
+        android:backgroundTint="#ed6e99"
+        android:textColor="#ffadbb"
+        android:inputType="text"
+        android:layout_marginBottom="5dp"
+        />
+
+
+    <RadioGroup
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:background="@drawable/radio_style"
+        android:foreground="?selectableItemBackground"
+        android:layout_marginBottom="5dp"
+
+
+        >
+
+        <RadioButton
+            android:id="@+id/register_man"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:text="男"
+            android:textSize="20sp"
+            android:textColor="#ffadbb"
+            android:layout_weight="1"
+            android:textStyle="bold"
+
+            />
+        <RadioButton
+            android:id="@+id/register_woman"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:text="女"
+            android:textSize="20sp"
+            android:textColor="#ffadbb"
+            android:layout_weight="1"
+            android:textStyle="bold"
+
+
+
+            />
+
+
+    </RadioGroup>
+
+
+    <EditText
+        android:id="@+id/register_phone"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:hint="请输入联系方式"
+        android:textSize="20sp"
+        android:textColorHint="#ffd5d9"
+        android:backgroundTint="#ed6e99"
+        android:textColor="#ffadbb"
+        android:inputType="number"
+        android:layout_marginBottom="0dp"
+        />
+
+    <EditText
+        android:id="@+id/register_age"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:hint="请输入年纪"
+        android:textSize="20sp"
+        android:textColorHint="#ffd5d9"
+        android:backgroundTint="#ed6e99"
+        android:textColor="#ffadbb"
+        android:inputType="text"
+        android:layout_marginBottom="15dp"
+        />
+
+
+<Button
+    android:id="@+id/register_button"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:text="账号注册"
+    android:layout_marginBottom="16dp"
+    android:textStyle="bold"
+    android:background="@drawable/button_style"
+    android:foreground="?selectableItemBackground"
+    />
+
+
+<Button
+    android:id="@+id/register_to_login_button"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:text="返回登录"
+    android:layout_marginBottom="110dp"
+    android:textStyle="bold"
+    android:background="@drawable/button_style"
+    android:foreground="?selectableItemBackground"
+    />
+
+</LinearLayout>

MemoSystem/app/src/main/res/layout/head_layout.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    >
+
+    <ImageView
+        android:layout_width="match_parent"
+        android:layout_height="239dp"
+        android:layout_gravity="start"
+        android:adjustViewBounds="true"
+        android:gravity="center"
+        android:scaleType="fitXY"
+        android:src="@drawable/mbgfa" />
+
+
+</LinearLayout>

MemoSystem/app/src/main/res/layout/manage_list.xml

@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:tools="http://schemas.android.com/tools"
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="vertical"
+    android:background="@drawable/change_mes_manage_style"
+    android:foreground="?selectableItemBackground"
+    android:paddingLeft="10dp"
+    android:layout_marginBottom="10dp"
+    >
+
+
+    <TextView
+        android:id="@+id/title"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:textSize="20sp"
+        android:textStyle="bold"
+        android:layout_marginBottom="8dp"
+
+        />
+
+
+    <TextView
+        android:id="@+id/con"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:textSize="15sp"
+        android:layout_marginBottom="5dp"
+
+        />
+
+    <TextView
+        android:id="@+id/time"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:textSize="15sp"
+        android:paddingStart="60dp"
+        />
+
+
+
+
+</LinearLayout>

MemoSystem/app/src/main/res/menu/add_menu.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item
+        android:id="@+id/add_men_del"
+        android:icon="@drawable/ljt"
+        android:title="保存"
+        app:showAsAction="always" />
+    <item
+        android:id="@+id/add_men_save"
+        android:icon="@drawable/dui"
+        android:title="保存"
+        app:showAsAction="always"
+        />
+
+
+</menu>

MemoSystem/app/src/main/res/menu/manage_menu.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item
+        android:id="@+id/menu_mes"
+        android:title="个人信息"
+        android:icon="@drawable/mes"
+        />
+
+    <item
+        android:id="@+id/menu_up_pwd"
+        android:title="修改密码"
+        android:icon="@drawable/key"/>
+
+    <item
+        android:id="@+id/menu_to_login"
+        android:title="注销"
+        android:icon="@drawable/to"/>
+    <item
+        android:id="@+id/menu_to_exit"
+        android:title="退出"
+        android:icon="@drawable/exit"/>
+
+
+</menu>

MemoSystem/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

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

MemoSystem/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

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

MemoSystem/app/src/main/res/values-night/themes.xml

@@ -0,0 +1,7 @@
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <!-- Base application theme. -->
+    <style name="Base.Theme.MemoSystem" parent="Theme.Material3.DayNight.NoActionBar">
+        <!-- Customize your dark theme here. -->
+        <!-- <item name="colorPrimary">@color/my_dark_primary</item> -->
+    </style>
+</resources>

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

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="black">#FF000000</color>
+    <color name="white">#FFFFFFFF</color>
+</resources>

MemoSystem/app/src/main/res/values/ic_launcher_background.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#FFFFFF</color>
+</resources>

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

@@ -0,0 +1,3 @@
+<resources>
+    <string name="app_name">备忘录</string>
+</resources>

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

@@ -0,0 +1,12 @@
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <!-- Base application theme. -->
+    <style name="Base.Theme.MemoSystem" parent="Theme.MaterialComponents.DayNight.NoActionBar.Bridge">
+        <!-- Customize your light theme here.
+         Theme.MaterialComponents.DayNight.DarkActionBar.Bridge
+
+         -->
+        <!-- <item name="colorPrimary">@color/my_light_primary</item> -->
+    </style>
+
+    <style name="Theme.MemoSystem" parent="Base.Theme.MemoSystem" />
+</resources>

MemoSystem/app/src/main/res/xml/backup_rules.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+   Sample backup rules file; uncomment and customize as necessary.
+   See https://developer.android.com/guide/topics/data/autobackup
+   for details.
+   Note: This file is ignored for devices older that API 31
+   See https://developer.android.com/about/versions/12/backup-restore
+-->
+<full-backup-content>
+    <!--
+   <include domain="sharedpref" path="."/>
+   <exclude domain="sharedpref" path="device.xml"/>
+-->
+</full-backup-content>

MemoSystem/app/src/main/res/xml/data_extraction_rules.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+   Sample data extraction rules file; uncomment and customize as necessary.
+   See https://developer.android.com/about/versions/12/backup-restore#xml-changes
+   for details.
+-->
+<data-extraction-rules>
+    <cloud-backup>
+        <!-- TODO: Use <include> and <exclude> to control what is backed up.
+        <include .../>
+        <exclude .../>
+        -->
+    </cloud-backup>
+    <!--
+    <device-transfer>
+        <include .../>
+        <exclude .../>
+    </device-transfer>
+    -->
+</data-extraction-rules>

MemoSystem/app/src/test/java/com/example/memosystem/ExampleUnitTest.java

@@ -0,0 +1,17 @@
+package com.example.memosystem;
+
+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);
+    }
+}

MemoSystem/build.gradle.kts

@@ -0,0 +1,7 @@
+buildscript {
+    val agp_version by extra("8.0.1")
+}
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+plugins {
+    id("com.android.application") version "8.0.1" apply false
+}

MemoSystem/gradle.properties

@@ -0,0 +1,21 @@
+# Project-wide Gradle settings.
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
+# AndroidX package structure to make it clearer which packages are bundled with the
+# Android operating system, and which are packaged with your app's APK
+# https://developer.android.com/topic/libraries/support-library/androidx-rn
+android.useAndroidX=true
+# Enables namespacing of each library's R class so that its R class includes only the
+# resources declared in the library itself and none from the library's dependencies,
+# thereby reducing the size of the R class for that library
+android.nonTransitiveRClass=true

MemoSystem/gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,6 @@
+#Tue Aug 22 17:59:58 CST 2023
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://mirrors.cloud.tencent.com/gradle/gradle-8.0-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

MemoSystem/gradlew

@@ -0,0 +1,185 @@
+#!/usr/bin/env sh
+
+#
+# Copyright 2015 the original author or authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+    echo "$*"
+}
+
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=`expr $i + 1`
+    done
+    case $i in
+        0) set -- ;;
+        1) set -- "$args0" ;;
+        2) set -- "$args0" "$args1" ;;
+        3) set -- "$args0" "$args1" "$args2" ;;
+        4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=`save "$@"`
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+exec "$JAVACMD" "$@"

MemoSystem/gradlew.bat

@@ -0,0 +1,89 @@
+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem      https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Resolve any "." and ".." in APP_HOME to make it shorter.
+for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega

MemoSystem/settings.gradle.kts

@@ -0,0 +1,18 @@
+pluginManagement {
+    repositories {
+        google()
+        mavenCentral()
+        gradlePluginPortal()
+    }
+}
+dependencyResolutionManagement {
+    repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
+    repositories {
+        google()
+        mavenCentral()
+    }
+}
+
+rootProject.name = "MemoSystem"
+include(":app")
+