20221017

.gitignore

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+# Miscellaneous
+*.class
+*.log
+*.pyc
+*.swp
+.DS_Store
+.atom/
+.buildlog/
+.history
+.svn/
+migrate_working_dir/
+example/
+
+# IntelliJ related
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# The .vscode folder contains launch configuration and tasks you configure in
+# VS Code which you may wish to be included in version control, so this line
+# is commented out by default.
+#.vscode/
+
+# Flutter/Dart/Pub related
+# Libraries should not include pubspec.lock, per https://dart.dev/guides/libraries/private-files#pubspeclock.
+/pubspec.lock
+**/doc/api/
+.dart_tool/
+.packages
+build/

.metadata

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+# This file tracks properties of this Flutter project.
+# Used by Flutter tool to assess capabilities and perform upgrades etc.
+#
+# This file should be version controlled.
+
+version:
+  revision: eb6d86ee27deecba4a83536aa20f366a6044895c
+  channel: stable
+
+project_type: plugin
+
+# Tracks metadata for the flutter migrate command
+migration:
+  platforms:
+    - platform: root
+      create_revision: eb6d86ee27deecba4a83536aa20f366a6044895c
+      base_revision: eb6d86ee27deecba4a83536aa20f366a6044895c
+    - platform: android
+      create_revision: eb6d86ee27deecba4a83536aa20f366a6044895c
+      base_revision: eb6d86ee27deecba4a83536aa20f366a6044895c
+    - platform: ios
+      create_revision: eb6d86ee27deecba4a83536aa20f366a6044895c
+      base_revision: eb6d86ee27deecba4a83536aa20f366a6044895c
+
+  # User provided section
+
+  # List of Local paths (relative to this file) that should be
+  # ignored by the migrate tool.
+  #
+  # Files that are not part of the templates will be ignored by default.
+  unmanaged_files:
+    - 'lib/main.dart'
+    - 'ios/Runner.xcodeproj/project.pbxproj'

CHANGELOG.md

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+## 0.0.1
+
+* TODO: Describe initial release.

LICENSE

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+TODO: Add your license here.

README.md

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+# dxwidget
+
+A new Flutter UI
+
+## Getting Started
+
+This project is a starting point for a Flutter
+[plug-in package](https://flutter.dev/developing-packages/),
+a specialized package that includes platform-specific implementation code for
+Android and/or iOS.
+
+For help getting started with Flutter development, view the
+[online documentation](https://flutter.dev/docs), which offers tutorials,
+samples, guidance on mobile development, and a full API reference.
+

analysis_options.yaml

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+include: package:flutter_lints/flutter.yaml
+
+# Additional information about this file can be found at
+# https://dart.dev/guides/language/analysis-options

android/.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/workspace.xml
+/.idea/libraries
+.DS_Store
+/build
+/captures
+.cxx

android/build.gradle

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+group 'com.dxwidget.dxwidget'
+version '1.0-SNAPSHOT'
+
+buildscript {
+    ext.kotlin_version = '1.6.10'
+    repositories {
+        google()
+        mavenCentral()
+    }
+
+    dependencies {
+        classpath 'com.android.tools.build:gradle:7.1.2'
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+    }
+}
+
+allprojects {
+    repositories {
+        google()
+        mavenCentral()
+    }
+}
+
+apply plugin: 'com.android.library'
+apply plugin: 'kotlin-android'
+
+android {
+    compileSdkVersion 31
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+
+    kotlinOptions {
+        jvmTarget = '1.8'
+    }
+
+    sourceSets {
+        main.java.srcDirs += 'src/main/kotlin'
+    }
+
+    defaultConfig {
+        minSdkVersion 16
+    }
+}

android/settings.gradle

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+rootProject.name = 'dxwidget'

android/src/main/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+  package="com.dxwidget.android">
+	<uses-permission android:name="android.permission.INTERNET" />
+	<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+</manifest>

android/src/main/kotlin/com/dxwidget/android/DxwidgetPlugin.kt

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+package com.dxwidget.android
+
+import android.content.Context
+import android.content.pm.PackageManager
+import com.dxwidget.android.plugins.NetworkConnectivity
+import com.dxwidget.android.plugins.PackageInfo
+import io.flutter.embedding.engine.plugins.FlutterPlugin
+import io.flutter.embedding.engine.plugins.FlutterPlugin.FlutterPluginBinding
+import io.flutter.plugin.common.MethodCall
+import io.flutter.plugin.common.MethodChannel
+import io.flutter.plugin.common.MethodChannel.MethodCallHandler
+
+/** DxwidgetPlugin  */
+class DxwidgetPlugin : MethodCallHandler, FlutterPlugin {
+    private var applicationContext: Context? = null
+    private var methodChannel: MethodChannel? = null
+
+    companion object {
+        private const val CHANNEL_NAME = "com.dxwidget/channel"
+    }
+
+    /** Plugin registration.  */
+    override fun onAttachedToEngine(binding: FlutterPluginBinding) {
+        applicationContext = binding.applicationContext
+        methodChannel = MethodChannel(binding.binaryMessenger, CHANNEL_NAME)
+        methodChannel!!.setMethodCallHandler(this)
+    }
+
+    override fun onDetachedFromEngine(binding: FlutterPluginBinding) {
+        applicationContext = null
+        methodChannel!!.setMethodCallHandler(null)
+        methodChannel = null
+    }
+
+    override fun onMethodCall(call: MethodCall, result: MethodChannel.Result) {
+        try {
+            when (call.method) {
+                "getAppVersion" -> result.success(PackageInfo().getAppVersion(applicationContext!!))
+                "isNetworkAvailable" -> result.success(NetworkConnectivity().isNetworkAvailable(applicationContext))
+                else -> result.notImplemented()
+            }
+        } catch (ex: PackageManager.NameNotFoundException) {
+            result.error("Name not found", ex.message, null)
+        }
+    }
+}

android/src/main/kotlin/com/dxwidget/android/plugins/NetworkConnectivity.kt

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+package com.dxwidget.android.plugins
+
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.net.ConnectivityManager
+import android.net.NetworkCapabilities
+import android.os.Build
+
+/// github地址：https://github.com/praveen-gm/flutter_network_connectivity/blob/main/lib/flutter_network_connectivity.dart
+class NetworkConnectivity : BroadcastReceiver() {
+
+    private var connectivityListener: ConnectivityListener? = null
+
+    override fun onReceive(context: Context?, intent: Intent?) {
+        connectivityListener?.onNetworkConnectionChanged(
+            isNetworkAvailable(context!!)
+        )
+    }
+
+    fun setConnectivityListener(connectivityListener: ConnectivityListener) {
+        this.connectivityListener = connectivityListener
+    }
+
+    interface ConnectivityListener {
+        fun onNetworkConnectionChanged(isConnected: Boolean)
+    }
+
+    @Suppress("Deprecation")
+    fun isNetworkAvailable(context: Context?): Boolean {
+        /// Requires context to access SystemService
+        if (context == null) return false
+
+        val connectivityManager =
+            context.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
+
+        /// Android SDK Version Q and above makes use of Network Capabilities
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+            val capabilities =
+                connectivityManager.getNetworkCapabilities(connectivityManager.activeNetwork)
+            if (capabilities != null) {
+                when {
+                    capabilities.hasTransport(NetworkCapabilities.TRANSPORT_CELLULAR) -> {
+                        return true
+                    }
+                    capabilities.hasTransport(NetworkCapabilities.TRANSPORT_WIFI) -> {
+                        return true
+                    }
+                    capabilities.hasTransport(NetworkCapabilities.TRANSPORT_ETHERNET) -> {
+                        return true
+                    }
+                }
+            }
+        } else {
+            val activeNetworkInfo = connectivityManager.activeNetworkInfo
+            if (activeNetworkInfo != null && activeNetworkInfo.isConnected) {
+                return true
+            }
+        }
+        return false
+    }
+}

android/src/main/kotlin/com/dxwidget/android/plugins/PackageInfo.kt

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+package com.dxwidget.android.plugins
+
+import android.content.Context
+import androidx.core.content.pm.PackageInfoCompat
+
+/**
+ * 获取版本信息
+ */
+class PackageInfo {
+
+    fun  getAppVersion(applicationContext: Context): HashMap<String, String> {
+        val packageManager = applicationContext.packageManager
+        val info = packageManager.getPackageInfo(applicationContext.packageName, 0)
+        val infoMap = HashMap<String, String>()
+        infoMap
+        infoMap.apply {
+            put("appName", info.applicationInfo.loadLabel(packageManager).toString())
+            put("packageName", applicationContext.packageName)
+            put("version", info.versionName)
+            put("buildNumber", PackageInfoCompat.getLongVersionCode(info).toString())
+        }
+        return infoMap
+    }
+}

ios/.gitignore

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+.idea/
+.vagrant/
+.sconsign.dblite
+.svn/
+
+.DS_Store
+*.swp
+profile
+
+DerivedData/
+build/
+GeneratedPluginRegistrant.h
+GeneratedPluginRegistrant.m
+
+.generated/
+
+*.pbxuser
+*.mode1v3
+*.mode2v3
+*.perspectivev3
+
+!default.pbxuser
+!default.mode1v3
+!default.mode2v3
+!default.perspectivev3
+
+xcuserdata
+
+*.moved-aside
+
+*.pyc
+*sync/
+Icon?
+.tags*
+
+/Flutter/Generated.xcconfig
+/Flutter/ephemeral/
+/Flutter/flutter_export_environment.sh