\uc13c\uc11c \uc815\ubcf4<\/li>\n<\/ul>\n2. \ud544\uc694\ud55c \uad8c\ud55c \uc124\uc815\ud558\uae30<\/h2>\n
\ub514\ubc14\uc774\uc2a4 \uc815\ubcf4\ub97c \uc811\uadfc\ud558\uae30 \uc704\ud574\uc11c\ub294 AndroidManifest.xml \ud30c\uc77c\uc5d0 \ud544\uc694\ud55c \uad8c\ud55c\uc744 \uc124\uc815\ud574\uc57c \ud569\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uae30\ubcf8\uc801\uc778 \uad8c\ud55c \uc124\uc815 \uc608\uc81c\uc785\ub2c8\ub2e4:<\/p>\n
\n\n<manifest xmlns:android=\"http:\/\/schemas.android.com\/apk\/res\/android\"\n package=\"com.example.deviceinfo\">\n\n <uses-permission android:name=\"android.permission.READ_EXTERNAL_STORAGE\" \/>\n <application\n android:allowBackup=\"true\"\n android:icon=\"@mipmap\/ic_launcher\"\n android:label=\"@string\/app_name\"\n android:roundIcon=\"@mipmap\/ic_launcher_round\"\n android:supportsRtl=\"true\"\n android:theme=\"@style\/AppTheme\">\n \n <activity android:name=\".MainActivity\">\n <intent-filter>\n <action android:name=\"android.intent.action.MAIN\" \/>\n <category android:name=\"android.intent.category.LAUNCHER\" \/>\n <\/intent-filter>\n <\/activity>\n\n <\/application>\n<\/manifest>\n<\/code>\n <\/pre>\n3. \uc815\ubcf4 \uc811\uadfc \ub77c\uc774\ube0c\ub7ec\ub9ac<\/h2>\n
Android\uc5d0\uc11c\ub294 \ub2e4\uc591\ud55c \uc815\ubcf4\ub97c \uc5bb\uae30 \uc704\ud574 \ub2e4\uc74c\uacfc \uac19\uc740 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n
\n- Build: \uae30\uae30 \ubc0f OS \uc815\ubcf4<\/li>\n
- ConnectivityManager: \ub124\ud2b8\uc6cc\ud06c \uc0c1\ud0dc<\/li>\n
- BatteryManager: \ubc30\ud130\ub9ac \uc0c1\ud0dc<\/li>\n
- PackageManager: \uc124\uce58\ub41c \uc571 \uc815\ubcf4<\/li>\n<\/ul>\n
4. \uae30\uae30 \uc815\ubcf4 \ucf54\ub4dc \uc608\uc81c<\/h2>\n
\uc544\ub798\uc758 \uc608\uc81c \ucf54\ub4dc\ub294 \ucf54\ud2c0\ub9b0\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc548\ub4dc\ub85c\uc774\ub4dc \uae30\uae30\uc758 \uc815\ubcf4\ub97c \uac00\uc838\uc624\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n
\n\nimport android.content.Context\nimport android.os.Build\nimport android.content.Intent\nimport android.content.IntentFilter\nimport android.os.BatteryManager\nimport android.net.ConnectivityManager\nimport android.net.NetworkInfo\n\nclass DeviceInfo(context: Context) {\n\n private val appContext = context.applicationContext\n\n fun getDeviceModel(): String {\n return Build.MODEL\n }\n\n fun getOSVersion(): String {\n return Build.VERSION.RELEASE\n }\n\n fun getManufacturer(): String {\n return Build.MANUFACTURER\n }\n\n fun getBatteryLevel(): Int {\n val batteryStatus: Intent? = IntentFilter(Intent.ACTION_BATTERY_CHANGED).let { intentFilter ->\n appContext.registerReceiver(null, intentFilter)\n }\n val level = batteryStatus?.getIntExtra(BatteryManager.EXTRA_LEVEL, -1) ?: -1\n val scale = batteryStatus?.getIntExtra(BatteryManager.EXTRA_SCALE, -1) ?: -1\n return (level \/ scale.toFloat() * 100).toInt()\n }\n\n fun isConnectedToNetwork(): Boolean {\n val connectivityManager = appContext.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager\n val networkInfo: NetworkInfo? = connectivityManager.activeNetworkInfo\n return networkInfo != null && networkInfo.isConnected\n }\n}\n<\/code>\n <\/pre>\n4.1 \uc0ac\uc6a9\ubc95<\/h3>\n
\uc704 \ud074\ub798\uc2a4\ub97c \uc0ac\uc6a9\ud558\uc5ec \uae30\uae30 \uc815\ubcf4\ub97c \uac00\uc838\uc624\ub294 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n
\n\nclass MainActivity : AppCompatActivity() {\n\n private lateinit var deviceInfo: DeviceInfo\n\n override fun onCreate(savedInstanceState: Bundle?) {\n super.onCreate(savedInstanceState)\n setContentView(R.layout.activity_main)\n\n deviceInfo = DeviceInfo(this)\n\n val deviceModel = deviceInfo.getDeviceModel()\n val osVersion = deviceInfo.getOSVersion()\n val manufacturer = deviceInfo.getManufacturer()\n val batteryLevel = deviceInfo.getBatteryLevel()\n val isConnected = deviceInfo.isConnectedToNetwork()\n\n \/\/ UI\uc5d0 \uc815\ubcf4\ub97c \ud45c\uc2dc\ud558\ub294 \ubd80\ubd84\n displayDeviceInfo(deviceModel, osVersion, manufacturer, batteryLevel, isConnected)\n }\n\n private fun displayDeviceInfo(model: String, os: String, manufacturer: String, battery: Int, connected: Boolean) {\n \/\/ UI \uc5c5\ub370\uc774\ud2b8 \ucf54\ub4dc\n }\n}\n<\/code>\n <\/pre>\n5. \ub2e4\uc591\ud55c \uc815\ubcf4\uc758 \ucd9c\ub825<\/h2>\n
\uc704\uc5d0\uc11c \uc791\uc131\ud55c \uc815\ubcf4\ub97c UI\uc5d0 \ud45c\uc2dc\ud558\ub294 \ubc29\ubc95\uc740 \uc5ec\ub7ec \uac00\uc9c0\uac00 \uc788\uc2b5\ub2c8\ub2e4. RecyclerView \ub610\ub294 ListView\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc815\ubcf4\ub97c \ubaa9\ub85d \ud615\ud0dc\ub85c \ud45c\uc2dc\ud558\uac70\ub098, TextView\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub2e8\uc21c\ud558\uac8c \uc815\ubcf4\ub97c \ubcf4\uc5ec\uc904 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4:<\/p>\n
\n\nprivate fun displayDeviceInfo(model: String, os: String, manufacturer: String, battery: Int, connected: Boolean) {\n val infoTextView: TextView = findViewById(R.id.infoTextView)\n val connectionStatus = if (connected) \"\uc5f0\uacb0\ub428\" else \"\uc5f0\uacb0 \uc548\ub428\"\n \n val info = \"\ubaa8\ub378: $model\\n\" +\n \"OS \ubc84\uc804: $os\\n\" +\n \"\uc81c\uc870\uc0ac: $manufacturer\\n\" +\n \"\ubc30\ud130\ub9ac \uc794\ub7c9: $battery%\\n\" +\n \"\ub124\ud2b8\uc6cc\ud06c \uc0c1\ud0dc: $connectionStatus\"\n \n infoTextView.text = info\n}\n<\/code>\n <\/pre>\n6. \ud504\ub85c\uc81d\ud2b8 \uac1c\uc120 \ubc29\ubc95<\/h2>\n
\uc774 \ud504\ub85c\uc81d\ud2b8\ub294 \uc2dc\uc791\uc810\uc5d0 \ubd88\uacfc\ud569\ub2c8\ub2e4. \ub2e4\uc74c\uacfc \uac19\uc740 \ubc29\ubc95\uc73c\ub85c \ub354 \uac1c\uc120\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n
\n- \ub2e4\uc591\ud55c \uc13c\uc11c \uc815\ubcf4\ub97c \ucd94\uac00\ud558\uae30<\/li>\n
- UI \ub514\uc790\uc778 \uac1c\uc120\ud558\uae30<\/li>\n
- \uc0ac\uc6a9\uc790 \ub9de\ucda4\ud615 \uc11c\ube44\uc2a4 \uc81c\uacf5\ud558\uae30<\/li>\n<\/ul>\n
\uacb0\ub860<\/h2>\n
\uc2a4\ub9c8\ud2b8\ud3f0 \uc815\ubcf4\ub97c \uac00\uc838\uc624\ub294 \uac83\uc740 \uc0ac\uc6a9\uc790 \uacbd\ud5d8\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uace0 \uc571\uc744 \ubcf4\ub2e4 \uc720\uc6a9\ud558\uac8c \ub9cc\ub4dc\ub294 \ub370 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \ubcf8 \uac15\uc88c\uc5d0\uc11c \uc124\uba85\ud55c \ubc29\ubc95\uc744 \ud1b5\ud574 \ucf54\ud2c0\ub9b0\uc73c\ub85c Android \uc571\uc5d0\uc11c \uae30\uae30 \uc815\ubcf4\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \uc811\uadfc\ud558\uace0 \ud65c\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc591\ud55c \uc2e4\uc2b5\uc744 \ud1b5\ud574 \ub354 \ub9ce\uc740 \uc815\ubcf4\ub97c \ucc98\ub9ac\ud558\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \ub9cc\ub4e4\uc5b4 \ubcf4\uc138\uc694!<\/p>\n