前三次实验代码汇总

My1/.gitignore

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+*.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

My1/app/.gitignore

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+/build

My1/app/build.gradle.kts

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+plugins {
+    alias(libs.plugins.androidApplication)
+    alias(libs.plugins.jetbrainsKotlinAndroid)
+}
+
+android {
+    namespace = "com.example.myapplication"
+    compileSdk = 34
+
+    defaultConfig {
+        applicationId = "com.example.myapplication"
+        minSdk = 24
+        targetSdk = 34
+        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
+    }
+    kotlinOptions {
+        jvmTarget = "1.8"
+    }
+}
+
+dependencies {
+
+    implementation(libs.androidx.core.ktx)
+    implementation(libs.androidx.appcompat)
+    implementation(libs.material)
+    implementation(libs.androidx.activity)
+    implementation(libs.androidx.constraintlayout)
+    testImplementation(libs.junit)
+    androidTestImplementation(libs.androidx.junit)
+    androidTestImplementation(libs.androidx.espresso.core)
+}

My1/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

My1/app/src/androidTest/java/com/example/myapplication/ExampleInstrumentedTest.kt

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+package com.example.myapplication
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+    @Test
+    fun useAppContext() {
+        // Context of the app under test.
+        val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+        assertEquals("com.example.myapplication", appContext.packageName)
+    }
+}

My1/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.MyApplication"
+        tools:targetApi="31">
+        <activity
+            android:name=".MainActivity2"
+            android:exported="false" />
+        <!-- <activity -->
+        <!-- android:name=".testActivity" -->
+        <!-- android:exported="false" /> -->
+        <activity
+            android:name=".registerActivity2"
+            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>
+        <activity
+            android:name=".registerActivity"
+            android:exported="false" />
+    </application>
+
+</manifest>

My1/app/src/main/java/com/example/myapplication/MainActivity.java

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+package com.example.myapplication;
+
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.TextView;
+
+import androidx.activity.EdgeToEdge;
+import androidx.appcompat.app.AlertDialog;
+import androidx.appcompat.app.AppCompatActivity;
+
+
+public class MainActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        EdgeToEdge.enable(this);
+        setContentView(R.layout.activity_main);
+       /* ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.register), (v, insets) -> {
+            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
+            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
+            return insets;
+        });*/
+
+
+        TextView button = (TextView) findViewById(R.id.register);
+        TextView button2 = (TextView) findViewById(R.id.button);
+        button.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                new AlertDialog.Builder(MainActivity.this).setTitle("系统提示")
+                        .setMessage("确认数据")
+                        .setPositiveButton("确定", new DialogInterface.OnClickListener() {
+                            @Override
+                            public void onClick(DialogInterface dialog, int which) {
+                                Intent intent = new Intent(MainActivity.this, registerActivity.class);
+                                startActivity(intent);
+                            }
+                        }).show();
+//                Intent intent=new Intent(MainActivity.this, MainActivity2.class);
+//                startActivity(intent);
+
+            }
+        });
+        button2.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                new AlertDialog.Builder(MainActivity.this).setTitle("登录")
+                        .setMessage("确认数据")
+                        .setPositiveButton("确定", new DialogInterface.OnClickListener() {
+                            @Override
+                            public void onClick(DialogInterface dialog, int which) {
+                                Intent intent2 = new Intent(MainActivity.this, MainActivity2.class);
+                                intent2.putExtra("fragment_flag",1);
+                                startActivity(intent2);
+                            }
+                        }).show();
+//                Intent intent=new Intent(MainActivity.this, MainActivity2.class);
+//                startActivity(intent);
+
+            }
+        });
+    }
+}

My1/app/src/main/java/com/example/myapplication/MainActivity2.java

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+package com.example.myapplication;
+
+import android.annotation.SuppressLint;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.RadioButton;
+import android.widget.RadioGroup;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.viewpager.widget.PagerAdapter;
+import androidx.viewpager.widget.ViewPager;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class MainActivity2 extends AppCompatActivity {
+
+    private ViewPager mViewPager;
+    private RadioGroup mRadioGroup;
+    private RadioButton tab1, tab2, tab3, tab4;  //四个单选按钮
+    private List<View> mViews;   //存放视图
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main2);
+
+        initView();//初始化数据
+        //对单选按钮进行监听，选中、未选中
+        mRadioGroup.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
+            @SuppressLint("NonConstantResourceId")
+            @Override
+            public void onCheckedChanged(RadioGroup radioGroup, int i) {
+                if (i == R.id.rb_msg) {
+                    mViewPager.setCurrentItem(0);
+                } else if (i == R.id.rb_people) {
+                    mViewPager.setCurrentItem(1);
+                } else if (i == R.id.rb_find) {
+                    mViewPager.setCurrentItem(2);
+                } else {
+                    mViewPager.setCurrentItem(3);
+                }
+            }
+        });
+
+    }
+
+    private void initView() {
+        //初始化控件
+        mViewPager = findViewById(R.id.viewpager);
+        mRadioGroup = findViewById(R.id.rg_tab);
+        tab1 = findViewById(R.id.rb_msg);
+        tab2 = findViewById(R.id.rb_people);
+        tab3 = findViewById(R.id.rb_find);
+        tab4 = findViewById(R.id.rb_me);
+
+        mViews = new ArrayList<View>();//加载，添加视图
+        mViews.add(LayoutInflater.from(this).inflate(R.layout.page1, null));
+        mViews.add(LayoutInflater.from(this).inflate(R.layout.nearby_view, null));
+        mViews.add(LayoutInflater.from(this).inflate(R.layout.page3, null));
+        mViews.add(LayoutInflater.from(this).inflate(R.layout.page4, null));
+
+        mViewPager.setAdapter(new MyViewPagerAdapter());//设置一个适配器
+        //对viewpager监听，让分页和底部图标保持一起滑动
+        mViewPager.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
+            @Override
+            public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
+
+            }
+
+            @Override   //让viewpager滑动的时候，下面的图标跟着变动
+            public void onPageSelected(int position) {
+                switch (position) {
+                    case 0:
+                        tab1.setChecked(true);
+                        tab2.setChecked(false);
+                        tab3.setChecked(false);
+                        tab4.setChecked(false);
+                        break;
+                    case 1:
+                        tab1.setChecked(false);
+                        tab2.setChecked(true);
+                        tab3.setChecked(false);
+                        tab4.setChecked(false);
+                        break;
+                    case 2:
+                        tab1.setChecked(false);
+                        tab2.setChecked(false);
+                        tab3.setChecked(true);
+                        tab4.setChecked(false);
+                        break;
+                    case 3:
+                        tab1.setChecked(false);
+                        tab2.setChecked(false);
+                        tab3.setChecked(false);
+                        tab4.setChecked(true);
+                        break;
+                }
+            }
+
+            @Override
+            public void onPageScrollStateChanged(int state) {
+
+            }
+        });
+    }
+
+    //ViewPager适配器
+    private class MyViewPagerAdapter extends PagerAdapter {
+        @Override
+        public int getCount() {
+            return mViews.size();
+        }
+
+
+        @Override
+        public boolean isViewFromObject(@NonNull View view, @NonNull Object object) {
+            return view == object;
+        }
+
+        @Override
+        public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {
+            container.removeView(mViews.get(position));
+        }
+
+        @NonNull
+        @Override
+        public Object instantiateItem(@NonNull ViewGroup container, int position) {
+            container.addView(mViews.get(position));
+            return mViews.get(position);
+        }
+    }
+}

My1/app/src/main/java/com/example/myapplication/registerActivity.java

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+package com.example.myapplication;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+
+import androidx.activity.EdgeToEdge;
+import androidx.appcompat.app.AppCompatActivity;
+
+import com.example.myapplication.R;
+
+public class registerActivity extends AppCompatActivity implements View.OnClickListener {
+
+    private String name_str = "";
+    private String phone_str = " ";
+    private String email_str = " ";
+    private String paswd_str = " ";
+    EditText name_edit, phone_edit, email_edit, paswd_edit;
+    Button button;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        EdgeToEdge.enable(this);
+        setContentView(R.layout.activity_register);
+       /* ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
+            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
+            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
+            return insets;
+        });*/
+
+//        组件初始化
+        name_edit = (EditText) findViewById(R.id.nameEdit);
+        phone_edit = (EditText) findViewById(R.id.pnumEdit);
+        email_edit = (EditText) findViewById(R.id.userEdit);
+        paswd_edit = (EditText) findViewById(R.id.passEdit);
+
+//        添加监听事件
+        button = (Button) findViewById(R.id.button);
+        button.setOnClickListener((View.OnClickListener) this);
+    }
+
+    @Override
+    public void onClick(View view) {
+        if (view.getId() == R.id.button) {
+            name_str = name_edit.getText().toString();
+            phone_str = phone_edit.getText().toString();
+            email_str = email_edit.getText().toString();
+            paswd_str = paswd_edit.getText().toString();
+            Intent intent = new Intent(registerActivity.this, registerActivity2.class);
+            Bundle bundle = new Bundle();
+            bundle.putString("name", name_str);
+            bundle.putString("phone", phone_str);
+            bundle.putString("email", email_str);
+            bundle.putString("paswd", paswd_str);
+            intent.putExtras(bundle);
+            startActivity(intent);
+
+        }
+    }
+}

My1/app/src/main/java/com/example/myapplication/registerActivity2.java

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+package com.example.myapplication;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.widget.TextView;
+
+import androidx.activity.EdgeToEdge;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+
+import com.example.myapplication.R;
+
+public class registerActivity2 extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        EdgeToEdge.enable(this);
+        setContentView(R.layout.activity_register2);
+//        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
+//            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
+//            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
+//            return insets;
+//        });
+        Intent intent = this.getIntent();
+        Bundle bundle = intent.getExtras();
+        String name = bundle.getString("name");
+        String phone = bundle.getString("phone");
+        String email = bundle.getString("email");
+        String paswd = bundle.getString("paswd");
+        TextView show_text = (TextView) findViewById(R.id.show_content);
+        show_text.setText("\n"  + "用户名是：" + name + "\n\n\n"  + "手机号是：" + phone + "\n\n\n"  + "电子邮箱是：" + email + "\n\n\n" + "密码是：" + paswd + "\n\n\n");
+    }
+}

My1/app/src/main/res/drawable/darkgreen_button_background.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape android:shape="rectangle">
+            <corners android:radius="50dp" />
+            <solid android:color="@color/lightgreen"/>
+        </shape>
+    </item>
+</selector>

My1/app/src/main/res/drawable/edittext_background.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape android:shape="rectangle">
+            <stroke android:color="@color/darkgreen" android:width="1dp"/>
+            <corners android:radius="100dp"/>
+        </shape>
+    </item>
+</selector>

My1/app/src/main/res/drawable/edittext_background2.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape android:shape="rectangle">
+            <stroke android:color="@color/darkgreen" android:width="1dp"/>
+            <corners android:radius="10dp"/>
+        </shape>
+    </item>
+</selector>

My1/app/src/main/res/drawable/grey_background.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+<item>
+    <shape android:shape="rectangle">
+        <solid android:color="@color/grey"/>
+        <corners android:radius="10dp"/>
+    </shape>
+</item>
+</selector>

My1/app/src/main/res/drawable/ic_launcher_background.xml

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+<?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>

My1/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>

My1/app/src/main/res/drawable/light_green_background.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+<item>
+    <shape android:shape="rectangle">
+        <corners android:radius="50dp"/>
+        <solid android:color="#E5FDE3"/>
+    </shape>
+</item>
+</selector>

My1/app/src/main/res/drawable/submit_button.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape android:shape="rectangle">
+            <corners android:radius="50dp" />
+            <solid android:color="@color/darkgreen"/>
+        </shape>
+    </item>
+</selector>

My1/app/src/main/res/layout/activity_main.xml

@@ -0,0 +1,195 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".MainActivity">
+
+    <ScrollView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" >
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical">
+
+            <ImageView
+                android:id="@+id/imageView2"
+                android:layout_width="match_parent"
+                android:layout_height="314dp"
+                android:layout_weight="1"
+                android:scaleType="fitXY"
+                app:srcCompat="@drawable/login" />
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:gravity="center"
+                android:layout_marginTop="16dp"
+                android:orientation="horizontal">
+
+
+                <TextView
+                    android:id="@+id/textView"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="House"
+                    android:layout_marginEnd="8dp"
+                    android:textStyle="bold"
+                    android:textSize="45sp"
+                    android:textColor="@color/darkgreen" />
+
+                <TextView
+                    android:id="@+id/textView2"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="Explore"
+                    android:textSize="45sp"
+                    android:textColor="@color/brown" />
+
+            </LinearLayout>
+
+            <EditText
+                android:id="@+id/userEdit"
+                android:layout_width="match_parent"
+                android:layout_height="50dp"
+                android:layout_marginEnd="32dp"
+                android:layout_marginTop="32dp"
+                android:layout_marginStart="32dp"
+                android:hint="Email adress"
+                android:textAlignment="center"
+                android:textSize="16sp"
+                android:ems="10"
+                android:background="@drawable/edittext_background"
+                android:inputType="text"
+                />
+
+            <EditText
+                android:id="@+id/passEdit"
+                android:layout_width="match_parent"
+                android:layout_height="50dp"
+                android:layout_marginEnd="32dp"
+                android:layout_marginTop="16dp"
+                android:layout_marginStart="32dp"
+                android:hint="Passworld"
+                android:textAlignment="center"
+                android:textSize="16sp"
+                android:ems="10"
+                android:background="@drawable/edittext_background"
+                android:inputType="textPassword"
+                />
+
+            <TextView
+                android:id="@+id/textView3"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:textAlignment="center"
+                android:text="Forget Password?"
+                android:layout_marginTop="32dp"
+                android:textSize="16sp"
+                android:textColor="@color/brown"
+                />
+
+            <TextView
+                android:id="@+id/button"
+                style="@android:style/Widget.Button"
+                android:layout_width="match_parent"
+                android:layout_height="45dp"
+                android:layout_margin="32dp"
+                android:background="@drawable/darkgreen_button_background"
+                android:text="Login"
+                android:textColor="@color/white"
+                android:textSize="16sp"
+                android:textStyle="bold" />
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:layout_marginEnd="32dp"
+                android:layout_marginStart="32dp"
+                android:orientation="horizontal">
+
+                <View
+                    android:id="@+id/view"
+                    android:layout_width="wrap_content"
+                    android:layout_height="1dp"
+                    android:layout_gravity="center_vertical"
+                    android:layout_weight="1"
+                    android:background="#B2B5B9" />
+
+                <TextView
+                    android:id="@+id/textView4"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_margin="8dp"
+                    android:text="OR"
+                    android:textSize="18sp" />
+
+                <View
+                    android:id="@+id/view2"
+                    android:layout_width="wrap_content"
+                    android:layout_height="1dp"
+                    android:layout_gravity="center_vertical"
+                    android:layout_weight="1"
+                    android:background="#B2B5B9" />
+            </LinearLayout>
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:layout_margin="32dp"
+                android:orientation="horizontal">
+
+                <ImageView
+                    android:id="@+id/facebook"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    app:srcCompat="@drawable/facebook" />
+
+                <ImageView
+                    android:id="@+id/google"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    app:srcCompat="@drawable/google" />
+
+                <ImageView
+                    android:id="@+id/twitter"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    app:srcCompat="@drawable/twitter" />
+
+            </LinearLayout>
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:layout_weight="1"
+                android:orientation="horizontal"
+                android:gravity="center">
+
+                <TextView
+                    android:id="@+id/login"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="Aren't a user? "
+                    android:textColor="@color/darkgreen"
+                    android:textSize="16sp"
+                    />
+
+                <TextView
+                    android:id="@+id/register"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="Sign up"
+                    android:textColor="@color/brown"
+                    android:textSize="16sp"/>
+            </LinearLayout>
+
+        </LinearLayout>
+    </ScrollView>
+</androidx.constraintlayout.widget.ConstraintLayout>

My1/app/src/main/res/layout/activity_main2.xml

@@ -0,0 +1,67 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".MainActivity2">
+
+    <androidx.viewpager.widget.ViewPager
+        android:id="@+id/viewpager"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_above="@+id/rg_tab"/>
+
+    <RadioGroup
+        android:id="@+id/rg_tab"
+        android:layout_width="fill_parent"
+        android:layout_height="80dp"
+        android:gravity="center_vertical"
+        android:layout_alignParentBottom="true"
+        android:orientation="horizontal">
+
+        <RadioButton
+            android:id="@+id/rb_msg"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:button="@null"
+            android:checked="true"
+            android:drawableTop="@drawable/home1"
+            android:gravity="center"
+            android:paddingLeft="0dp"
+            android:text="主页" />
+
+        <RadioButton
+            android:id="@+id/rb_people"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:button="@null"
+            android:drawableTop="@drawable/chat"
+            android:gravity="center"
+            android:paddingLeft="0dp"
+            android:text="聊天" />
+
+        <RadioButton
+            android:id="@+id/rb_find"
+            android:layout_width="0dp"
+            android:layout_height="60dp"
+            android:layout_weight="1"
+            android:button="@null"
+            android:drawableTop="@drawable/search"
+            android:gravity="center"
+            android:paddingLeft="0dp"
+            android:text="发现" />
+        <RadioButton
+            android:id="@+id/rb_me"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:button="@null"
+            android:drawableTop="@drawable/reg"
+            android:gravity="center"
+            android:paddingLeft="0dp"
+            android:text="我" />
+    </RadioGroup>
+</RelativeLayout>

My1/app/src/main/res/layout/activity_register.xml

@@ -0,0 +1,194 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".registerActivity">
+
+    <ScrollView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:layout_constraintBottom_toBottomOf="parent">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical">
+
+            <ImageView
+                android:id="@+id/imageView2"
+                android:layout_width="wrap_content"
+                android:layout_height="313dp"
+                app:srcCompat="@drawable/register2" />
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:layout_marginTop="16dp"
+                android:layout_marginLeft="30dp"
+                android:orientation="horizontal">
+
+
+                <TextView
+                    android:id="@+id/textView"
+                    android:layout_width="185dp"
+                    android:layout_height="wrap_content"
+                    android:layout_marginEnd="8dp"
+                    android:text="Sign-up"
+                    android:textColor="@color/lightgreen"
+                    android:textSize="45sp"
+                    android:textStyle="bold" />
+
+            </LinearLayout>
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="371dp"
+                android:orientation="vertical">
+
+                <LinearLayout
+                    android:layout_width="wrap_content"
+                    android:layout_height="95dp"
+                    android:orientation="horizontal">
+
+                    <TextView
+                        android:layout_width="85dp"
+                        android:layout_height="50dp"
+                        android:layout_marginStart="32dp"
+                        android:layout_marginTop="40dp"
+                        android:layout_marginEnd="32dp"
+                        android:layout_weight="1"
+                        android:text="昵称"
+                        android:textColor="@color/brown"
+                        android:textSize="20sp"
+                        android:textStyle="bold" />
+
+                    <EditText
+                        android:id="@+id/nameEdit"
+                        android:layout_width="270dp"
+                        android:layout_height="50dp"
+                        android:layout_marginTop="40dp"
+                        android:layout_marginEnd="32dp"
+                        android:background="@drawable/edittext_background"
+                        android:ems="10"
+                        android:gravity="center"
+                        android:hint="Name"
+                        android:inputType="text"
+                        android:textAlignment="center"
+                        android:textSize="16sp" />
+                </LinearLayout>
+
+                <LinearLayout
+                    android:layout_width="match_parent"
+                    android:layout_height="95dp"
+                    android:orientation="horizontal">
+
+                    <TextView
+                        android:layout_width="88dp"
+                        android:layout_height="50dp"
+                        android:layout_marginStart="32dp"
+                        android:layout_marginTop="40dp"
+                        android:layout_marginEnd="32dp"
+                        android:layout_weight="1"
+                        android:text="电话"
+                        android:textColor="@color/brown"
+                        android:textSize="20sp"
+                        android:textStyle="bold" />
+
+                    <EditText
+                        android:id="@+id/pnumEdit"
+                        android:layout_width="270dp"
+                        android:layout_height="55dp"
+                        android:layout_marginTop="40dp"
+                        android:layout_marginEnd="32dp"
+                        android:background="@drawable/edittext_background"
+                        android:ems="10"
+                        android:hint="Phone number"
+                        android:inputType="phone|number"
+                        android:textAlignment="center"
+                        android:textSize="16sp" />
+                </LinearLayout>
+
+                <LinearLayout
+                    android:layout_width="match_parent"
+                    android:layout_height="95dp"
+                    android:orientation="horizontal">
+
+                    <TextView
+                        android:layout_width="88dp"
+                        android:layout_height="48dp"
+                        android:layout_marginStart="32dp"
+                        android:layout_marginTop="40dp"
+                        android:layout_marginEnd="32dp"
+                        android:layout_weight="1"
+                        android:text="邮箱"
+                        android:textColor="@color/brown"
+                        android:textSize="20sp"
+                        android:textStyle="bold" />
+
+                    <EditText
+                        android:id="@+id/userEdit"
+                        android:layout_width="270dp"
+                        android:layout_height="50dp"
+                        android:layout_marginTop="40dp"
+                        android:layout_marginEnd="32dp"
+                        android:background="@drawable/edittext_background"
+                        android:ems="10"
+                        android:hint="Email adress"
+                        android:inputType="text"
+                        android:textAlignment="center"
+                        android:textSize="16sp" />
+                </LinearLayout>
+
+                <LinearLayout
+                    android:layout_width="match_parent"
+                    android:layout_height="95dp"
+                    android:orientation="horizontal">
+
+                    <TextView
+                        android:layout_width="77dp"
+                        android:layout_height="50dp"
+                        android:layout_marginStart="32dp"
+                        android:layout_marginTop="40dp"
+                        android:layout_marginEnd="32dp"
+                        android:layout_weight="1"
+                        android:text="密码"
+                        android:textColor="@color/brown"
+                        android:textSize="20sp"
+                        android:textStyle="bold" />
+
+                    <EditText
+                        android:id="@+id/passEdit"
+                        android:layout_width="270dp"
+                        android:layout_height="55dp"
+                        android:layout_marginTop="38dp"
+                        android:layout_marginEnd="32dp"
+                        android:background="@drawable/edittext_background"
+                        android:ems="10"
+                        android:hint="Passworld"
+                        android:inputType="textPassword"
+                        android:textAlignment="center"
+                        android:textSize="16sp" />
+                </LinearLayout>
+
+            </LinearLayout>
+
+
+            <androidx.appcompat.widget.AppCompatButton
+                android:id="@+id/button"
+                style="@android:style/Widget.Button"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="32dp"
+                android:layout_marginRight="32dp"
+                android:layout_marginTop="60dp"
+                android:background="@drawable/submit_button"
+                android:text="Submit"
+                android:textColor="@color/white"
+                android:textSize="16sp"
+                android:textStyle="bold" />
+
+        </LinearLayout>
+    </ScrollView>
+</androidx.constraintlayout.widget.ConstraintLayout>

My1/app/src/main/res/layout/activity_register2.xml

@@ -0,0 +1,75 @@
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".registerActivity2">
+
+    <ScrollView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:layout_constraintBottom_toBottomOf="parent">
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical">
+
+            <ImageView
+                android:id="@+id/imageView2"
+                android:layout_width="match_parent"
+                android:layout_height="313dp"
+                android:scaleType="fitXY"
+                app:srcCompat="@drawable/register2" />
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:layout_marginLeft="30dp"
+                android:layout_marginTop="16dp"
+                android:orientation="horizontal">
+
+                <TextView
+                    android:id="@+id/textView"
+                    android:layout_width="332dp"
+                    android:layout_height="wrap_content"
+                    android:text="Information"
+                    android:textColor="@color/lightgreen"
+                    android:textSize="40sp"
+                    android:textStyle="bold" />
+            </LinearLayout>
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="371dp"
+                android:orientation="vertical">
+
+                <TextView
+                    android:id="@+id/show_content"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:text="TextView"
+                    android:textAlignment="center"
+                    android:textColor="@color/brown"
+                    android:textSize="25sp" />
+<!--                    android:textStyle="bold" -->
+
+            </LinearLayout>
+
+            <androidx.appcompat.widget.AppCompatButton
+                android:id="@+id/button"
+                style="@android:style/Widget.Button"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginLeft="32dp"
+                android:layout_marginTop="32dp"
+                android:layout_marginRight="32dp"
+                android:background="@drawable/submit_button"
+                android:text="Confirm"
+                android:textColor="@color/white"
+                android:textSize="16sp"
+                android:textStyle="bold" />
+        </LinearLayout>
+    </ScrollView>
+</androidx.constraintlayout.widget.ConstraintLayout>

My1/app/src/main/res/layout/nearby_view.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <ImageView
+        android:layout_width="match_parent"
+        android:layout_height="500dp"
+        android:src="@drawable/add"/>
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="聊天"
+        android:textSize="50sp"
+        android:textColor="#ff0000"
+        android:layout_gravity="center" />
+
+</LinearLayout>

My1/app/src/main/res/layout/page1.xml

@@ -0,0 +1,126 @@
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="225dp"
+    android:layout_height="260dp"
+    android:layout_margin="8dp"
+    android:background="@drawable/edittext_background2"
+    android:elevation="3dp">
+
+    <com.google.android.material.imageview.ShapeableImageView
+        android:id="@+id/pic"
+        android:layout_width="0dp"
+        android:layout_height="124dp"
+        android:layout_marginStart="8dp"
+        android:layout_marginTop="8dp"
+        android:layout_marginEnd="8dp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:scaleType="centerCrop"
+        tools:srcCompat="@drawable/login" />
+
+    <ImageView
+        android:id="@+id/imageView3"
+        android:layout_width="25dp"
+        android:layout_height="25dp"
+        android:layout_margin="16dp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:srcCompat="@drawable/favorite" />
+
+    <TextView
+        android:id="@+id/typetxt"
+        android:layout_width="wrap_content"
+        android:layout_height="25dp"
+        android:layout_marginTop="8dp"
+        android:background="@drawable/light_green_background"
+        android:gravity="center"
+        android:paddingStart="8dp"
+        android:paddingEnd="8dp"
+        android:text="Aparment"
+        android:textColor="@color/darkgreen"
+        android:textSize="12sp"
+        android:textStyle="bold"
+        app:layout_constraintStart_toStartOf="@+id/pic"
+        app:layout_constraintTop_toBottomOf="@+id/pic" />
+
+    <TextView
+        android:id="@+id/score"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginEnd="8dp"
+        android:text="5"
+        android:textSize="12sp"
+        android:textStyle="bold"
+        app:layout_constraintBottom_toBottomOf="@+id/imageView4"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="@+id/typetxt" />
+
+    <ImageView
+        android:id="@+id/imageView4"
+        android:layout_width="25dp"
+        android:layout_height="25dp"
+        android:layout_marginEnd="8dp"
+        app:layout_constraintBottom_toBottomOf="@+id/typetxt"
+        app:layout_constraintEnd_toStartOf="@+id/score"
+        app:layout_constraintTop_toTopOf="@+id/typetxt"
+        tools:srcCompat="@drawable/star" />
+
+    <TextView
+        android:id="@+id/titletxt"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        android:layout_marginEnd="8dp"
+        android:text="title"
+        android:textColor="@color/darkgreen"
+        android:textSize="16sp"
+        android:textStyle="bold"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="@+id/typetxt"
+        app:layout_constraintTop_toBottomOf="@+id/typetxt" />
+
+    <ImageView
+        android:id="@+id/imageView5"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        app:layout_constraintStart_toStartOf="@+id/titletxt"
+        app:layout_constraintTop_toBottomOf="@+id/titletxt"
+        tools:srcCompat="@drawable/location" />
+
+    <TextView
+        android:id="@+id/address"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:text="address"
+        android:textSize="12sp"
+        app:layout_constraintBottom_toBottomOf="@+id/imageView5"
+        app:layout_constraintStart_toEndOf="@+id/imageView5"
+        app:layout_constraintTop_toTopOf="@+id/imageView5" />
+
+    <TextView
+        android:id="@+id/price"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="￥1200"
+        android:textColor="@color/darkgreen"
+        android:textSize="16sp"
+        android:textStyle="bold"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="@+id/imageView5"
+        app:layout_constraintTop_toBottomOf="@+id/imageView5" />
+
+    <TextView
+        android:id="@+id/textView10"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:text="/Month"
+        android:textSize="12sp"
+        app:layout_constraintBottom_toBottomOf="@+id/price"
+        app:layout_constraintStart_toEndOf="@+id/price"
+        app:layout_constraintTop_toTopOf="@+id/price" />
+</androidx.constraintlayout.widget.ConstraintLayout>

My1/app/src/main/res/layout/page3.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <ImageView
+        android:layout_width="match_parent"
+        android:layout_height="500dp"
+        android:src="@drawable/add"/>
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="发现"
+        android:textSize="50sp"
+        android:textColor="#ff0000"
+        android:layout_gravity="center" />
+
+</LinearLayout>

My1/app/src/main/res/layout/page4.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <ImageView
+        android:layout_width="match_parent"
+        android:layout_height="500dp"
+        android:src="@drawable/register"/>
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="我的"
+        android:textSize="50sp"
+        android:textColor="#ff0000"
+        android:layout_gravity="center" />
+
+</LinearLayout>

My1/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+    <monochrome android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

My1/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+    <monochrome android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

My1/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.MyApplication" parent="Theme.Material3.DayNight.NoActionBar">
+        <!-- Customize your dark theme here. -->
+        <!-- <item name="colorPrimary">@color/my_dark_primary</item> -->
+    </style>
+</resources>

My1/app/src/main/res/values/colors.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="black">#FF000000</color>
+    <color name="white">#FFFFFFFF</color>
+    <color name="darkgreen">#3D5943</color>
+    <color name="lightgreen">#62762f</color>
+    <color name="brown">#BB8A52</color>
+    <color name="light_brown">#D7C3B8</color>
+    <color name="yellow">#FFBA00</color>
+    <color name="grey">#F5F5F5</color>
+</resources>

My1/app/src/main/res/values/strings.xml

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

My1/app/src/main/res/values/themes.xml

@@ -0,0 +1,9 @@
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <!-- Base application theme. -->
+    <style name="Base.Theme.MyApplication" parent="Theme.Material3.DayNight.NoActionBar">
+        <!-- Customize your light theme here. -->
+         <item name="colorPrimary">@color/light_brown</item>
+    </style>
+
+    <style name="Theme.MyApplication" parent="Base.Theme.MyApplication" />
+</resources>

My1/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>

My1/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>

My1/app/src/test/java/com/example/myapplication/ExampleUnitTest.kt

@@ -0,0 +1,17 @@
+package com.example.myapplication
+
+import org.junit.Test
+
+import org.junit.Assert.*
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+class ExampleUnitTest {
+    @Test
+    fun addition_isCorrect() {
+        assertEquals(4, 2 + 2)
+    }
+}

My1/build.gradle.kts

@@ -0,0 +1,5 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+plugins {
+    alias(libs.plugins.androidApplication) apply false
+    alias(libs.plugins.jetbrainsKotlinAndroid) apply false
+}

My1/gradle.properties

@@ -0,0 +1,23 @@
+# 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. For more details, visit
+# https://developer.android.com/r/tools/gradle-multi-project-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
+# Kotlin code style for this project: "official" or "obsolete":
+kotlin.code.style=official
+# 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

My1/gradle/libs.versions.toml

@@ -0,0 +1,26 @@
+[versions]
+agp = "8.3.0"
+kotlin = "1.9.0"
+coreKtx = "1.10.1"
+junit = "4.13.2"
+junitVersion = "1.1.5"
+espressoCore = "3.5.1"
+appcompat = "1.6.1"
+material = "1.10.0"
+activity = "1.8.0"
+constraintlayout = "2.1.4"
+
+[libraries]
+androidx-core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "coreKtx" }
+junit = { group = "junit", name = "junit", version.ref = "junit" }
+androidx-junit = { group = "androidx.test.ext", name = "junit", version.ref = "junitVersion" }
+androidx-espresso-core = { group = "androidx.test.espresso", name = "espresso-core", version.ref = "espressoCore" }
+androidx-appcompat = { group = "androidx.appcompat", name = "appcompat", version.ref = "appcompat" }
+material = { group = "com.google.android.material", name = "material", version.ref = "material" }
+androidx-activity = { group = "androidx.activity", name = "activity", version.ref = "activity" }
+androidx-constraintlayout = { group = "androidx.constraintlayout", name = "constraintlayout", version.ref = "constraintlayout" }
+
+[plugins]
+androidApplication = { id = "com.android.application", version.ref = "agp" }
+jetbrainsKotlinAndroid = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
+

My1/gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,6 @@
+#Thu Mar 14 15:33:47 CST 2024
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

My1/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 "$JAVACMD" "$@"

My1/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

My1/settings.gradle.kts

@@ -0,0 +1,24 @@
+pluginManagement {
+    repositories {
+        google {
+            content {
+                includeGroupByRegex("com\\.android.*")
+                includeGroupByRegex("com\\.google.*")
+                includeGroupByRegex("androidx.*")
+            }
+        }
+        mavenCentral()
+        gradlePluginPortal()
+    }
+}
+dependencyResolutionManagement {
+    repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
+    repositories {
+        google()
+        mavenCentral()
+    }
+}
+
+rootProject.name = "My Application"
+include(":app")
+