baidu-maps

android-empty-project

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# Install this skill:
npx skills add baidu-maps/android-sdk-skills --skill "android-empty-project"

Install specific skill from multi-skill repository

# Description

Creates minimal Android project structure from scratch. Supports Kotlin/Java and Gradle Kotlin DSL or Groovy. Use when the user wants to create an Android empty project, start a new Android app, scaffold Android project structure, or mentions 安卓空工程、Android 空工程.

# SKILL.md


name: android-empty-project
description: Creates minimal Android project structure from scratch. Supports Kotlin/Java and Gradle Kotlin DSL or Groovy. Use when the user wants to create an Android empty project, start a new Android app, scaffold Android project structure, or mentions 安卓空工程、Android 空工程.


Android 空工程

从零搭建最小化 Android 项目结构,支持 Kotlin/Java、Gradle Kotlin DSL(推荐)或 Groovy,仅含一个主 Activity 与必要资源。

创建前选择

选项 推荐 说明
语言 Kotlin 新项目首选;选 Java 则用下面 Java 模板
Gradle Kotlin DSL(.kts) 新项目默认;Groovy 见 reference.md

目录结构(Kotlin + Kotlin DSL)

在目标位置创建工程根目录(如 MyApp/),再按下列结构创建文件:

MyApp/
├── settings.gradle.kts
├── build.gradle.kts
├── gradle.properties
├── gradle/
│   └── wrapper/
│       ├── gradle-wrapper.properties
│       └── gradle-wrapper.jar
├── app/
│   ├── build.gradle.kts
│   ├── src/
│   │   └── main/
│   │       ├── AndroidManifest.xml
│   │       ├── java/com/example/myapp/
│   │       │   └── MainActivity.kt
│   │       └── res/
│   │           └── values/
│   │               └── strings.xml
│   └── proguard-rules.pro
├── gradlew
└── gradlew.bat

gradle-wrapper.jar 可从已有 Android 项目复制,或使用 gradle wrapper 生成。以下仅给出必选源码与配置。


根目录配置

settings.gradle.kts

pluginManagement {
    repositories {
        google()
        mavenCentral()
        gradlePluginPortal()
    }
}
dependencyResolutionManagement {
    repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
    repositories {
        google()
        mavenCentral()
    }
}
rootProject.name = "MyApp"
include(":app")

build.gradle.kts(根)

plugins {
    id("com.android.application") version "8.2.0" apply false
    id("org.jetbrains.kotlin.android") version "1.9.20" apply false
}

版本号可按需升级,保持与 AGP、Kotlin 兼容。

gradle.properties

android.useAndroidX=true
kotlin.code.style=official
org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8

app 模块

app/build.gradle.kts

plugins {
    id("com.android.application")
    id("org.jetbrains.kotlin.android")
}
android {
    namespace = "com.example.myapp"
    compileSdk = 34
    defaultConfig {
        applicationId = "com.example.myapp"
        minSdk = 24
        targetSdk = 34
        versionCode = 1
        versionName = "1.0"
    }
    buildTypes {
        release {
            isMinifyEnabled = false
            proguardFiles(
                getDefaultProguardFile("proguard-android-optimize.txt"),
                "proguard-rules.pro"
            )
        }
    }
    compileOptions {
        sourceCompatibility = JavaVersion.VERSION_17
        targetCompatibility = JavaVersion.VERSION_17
    }
    kotlinOptions {
        jvmTarget = "17"
    }
}
dependencies {
    implementation("androidx.core:core-ktx:1.12.0")
    implementation("androidx.appcompat:appcompat:1.6.1")
    implementation("com.google.android.material:material:1.11.0")
    implementation("androidx.constraintlayout:constraintlayout:2.1.4")
}

app/src/main/AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android">
    <application
        android:allowBackup="true"
        android:icon="@android:drawable/sym_def_app_icon"
        android:label="@string/app_name"
        android:roundIcon="@android:drawable/sym_def_app_icon"
        android:supportsRtl="true"
        android:theme="@style/Theme.MyApp">
        <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>

注意: 使用 AppCompatActivity 时,主题必须使用 Theme.AppCompat 系列,不能使用系统主题如 Theme.Material.Light.NoActionBar

app/src/main/java/com/example/myapp/MainActivity.kt

包名与 namespace、目录路径一致。

package com.example.myapp

import android.os.Bundle
import androidx.appcompat.app.AppCompatActivity

class MainActivity : AppCompatActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(android.R.layout.simple_list_item_1)
    }
}

若需自定义布局:在 res/layout/activity_main.xml 定义,setContentView(R.layout.activity_main)

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

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <string name="app_name">我的应用</string>
</resources>

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

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <style name="Theme.MyApp" parent="Theme.AppCompat.Light.NoActionBar">
        <item name="colorPrimary">#3F51B5</item>
        <item name="colorPrimaryDark">#303F9F</item>
        <item name="colorAccent">#FF4081</item>
    </style>
</resources>

说明:
- Theme.AppCompat.Light.NoActionBar:浅色主题,无 ActionBar
- colorPrimary:主色调
- colorPrimaryDark:状态栏颜色
- colorAccent:强调色
- AndroidManifest.xml 中使用 android:theme="@style/Theme.MyApp" 引用

app/proguard-rules.pro

可留空或仅保留注释:

# Add project specific ProGuard rules here.

Java 版本(可选)

若选 Java

  1. app/build.gradle.kts 中移除 id("org.jetbrains.kotlin.android"),不配置 kotlinOptions
  2. MainActivity.kt 改为 MainActivity.java,包名与目录一致:
package com.example.myapp;

import android.os.Bundle;
import androidx.appcompat.app.AppCompatActivity;

public class MainActivity extends AppCompatActivity {
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(android.R.layout.simple_list_item_1);
    }
}
  1. build.gradle.kts 中可去掉 Kotlin 插件行。

Gradle Wrapper

若工程内无 gradlew / gradle/wrapper

  • 从其他 Android 项目复制 gradle/wrapper/gradlewgradlew.bat,或
  • 在工程根目录执行:gradle wrapper --gradle-version 8.2(需本机已装 Gradle)。

gradle/wrapper/gradle-wrapper.properties 示例:

distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-8.2-bin.zip
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists

运行与验证

  1. 用 Android Studio 打开工程根目录(选择含 build.gradle.kts 的目录)。
  2. 同步 Gradle(Sync Project with Gradle Files)。
  3. 连接设备或启动模拟器,运行 app

命令行构建:

./gradlew assembleDebug

APK 输出:app/build/outputs/apk/debug/app-debug.apk


补充说明

  • Groovy 版 build.gradle 模板、自定义主题与布局、权限与多模块说明见 reference.md
  • 集成地图/定位等 SDK 时,在 app/build.gradle.kts 添加依赖,并在 AndroidManifest.xml 中声明所需权限与组件。

# Supported AI Coding Agents

This skill is compatible with the SKILL.md standard and works with all major AI coding agents:

Learn more about the SKILL.md standard and how to use these skills with your preferred AI coding agent.