init

example/android/.gitignore

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+gradle-wrapper.jar
+/.gradle
+/captures/
+/gradlew
+/gradlew.bat
+/local.properties
+GeneratedPluginRegistrant.java
+
+# Remember to never publicly share your keystore.
+# See https://flutter.dev/docs/deployment/android#reference-the-keystore-from-the-app
+key.properties

example/android/app/build.gradle

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+def localProperties = new Properties()
+def localPropertiesFile = rootProject.file('local.properties')
+if (localPropertiesFile.exists()) {
+    localPropertiesFile.withReader('UTF-8') { reader ->
+        localProperties.load(reader)
+    }
+}
+
+def flutterRoot = localProperties.getProperty('flutter.sdk')
+if (flutterRoot == null) {
+    throw new GradleException("Flutter SDK not found. Define location with flutter.sdk in the local.properties file.")
+}
+
+def flutterVersionCode = localProperties.getProperty('flutter.versionCode')
+if (flutterVersionCode == null) {
+    flutterVersionCode = '1'
+}
+
+def flutterVersionName = localProperties.getProperty('flutter.versionName')
+if (flutterVersionName == null) {
+    flutterVersionName = '1.0'
+}
+
+apply plugin: 'com.android.application'
+apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
+
+android {
+    compileSdkVersion 30
+
+    defaultConfig {
+        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
+        applicationId "io.openim.flutter_openim_sdk_example"
+        minSdkVersion 21
+        targetSdkVersion 30
+        versionCode flutterVersionCode.toInteger()
+        versionName flutterVersionName
+    }
+
+    buildTypes {
+        debug {
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+        release {
+            // TODO: Add your own signing config for the release build.
+            // Signing with the debug keys for now, so `flutter run --release` works.
+            // signingConfig signingConfigs.debug
+
+            signingConfig signingConfigs.debug
+
+            minifyEnabled false
+            shrinkResources false
+
+            useProguard true
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+
+    repositories{
+        flatDir {
+            dirs 'libs'
+        }
+    }
+}
+dependencies {
+
+}
+flutter {
+    source '../..'
+}

example/android/app/src/debug/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="io.openim.flutter_openim_sdk_example">
+    <!-- Flutter needs it to communicate with the running application
+         to allow setting breakpoints, to provide hot reload, etc.
+    -->
+    <uses-permission android:name="android.permission.INTERNET"/>
+</manifest>

example/android/app/src/main/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="io.openim.flutter_openim_sdk_example">
+   <application
+        android:label="flutter_openim_sdk_example"
+        android:icon="@mipmap/ic_launcher">
+        <activity
+            android:name=".MainActivity"
+            android:launchMode="singleTop"
+            android:theme="@style/LaunchTheme"
+            android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
+            android:hardwareAccelerated="true"
+            android:windowSoftInputMode="adjustResize">
+            <!-- Specifies an Android theme to apply to this Activity as soon as
+                 the Android process has started. This theme is visible to the user
+                 while the Flutter UI initializes. After that, this theme continues
+                 to determine the Window background behind the Flutter UI. -->
+            <meta-data
+              android:name="io.flutter.embedding.android.NormalTheme"
+              android:resource="@style/NormalTheme"
+              />
+            <!-- Displays an Android View that continues showing the launch screen
+                 Drawable until Flutter paints its first frame, then this splash
+                 screen fades out. A splash screen is useful to avoid any visual
+                 gap between the end of Android's launch screen and the painting of
+                 Flutter's first frame. -->
+            <meta-data
+              android:name="io.flutter.embedding.android.SplashScreenDrawable"
+              android:resource="@drawable/launch_background"
+              />
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+                <category android:name="android.intent.category.LAUNCHER"/>
+            </intent-filter>
+        </activity>
+        <!-- Don't delete the meta-data below.
+             This is used by the Flutter tool to generate GeneratedPluginRegistrant.java -->
+        <meta-data
+            android:name="flutterEmbedding"
+            android:value="2" />
+    </application>
+</manifest>

example/android/app/src/main/java/io/openim/flutter_openim_sdk_example/MainActivity.java

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+package io.openim.flutter_openim_sdk_example;
+
+import io.flutter.embedding.android.FlutterActivity;
+
+public class MainActivity extends FlutterActivity {
+}

example/android/app/src/main/res/drawable-v21/launch_background.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<!-- Modify this file to customize your launch splash screen -->
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="?android:colorBackground" />
+
+    <!-- You can insert your own image assets here -->
+    <!-- <item>
+        <bitmap
+            android:gravity="center"
+            android:src="@mipmap/launch_image" />
+    </item> -->
+</layer-list>

example/android/app/src/main/res/drawable/launch_background.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<!-- Modify this file to customize your launch splash screen -->
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="@android:color/white" />
+
+    <!-- You can insert your own image assets here -->
+    <!-- <item>
+        <bitmap
+            android:gravity="center"
+            android:src="@mipmap/launch_image" />
+    </item> -->
+</layer-list>

example/android/app/src/main/res/values-night/styles.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <!-- Theme applied to the Android Window while the process is starting when the OS's Dark Mode setting is on -->
+    <style name="LaunchTheme" parent="@android:style/Theme.Black.NoTitleBar">
+        <!-- Show a splash screen on the activity. Automatically removed when
+             Flutter draws its first frame -->
+        <item name="android:windowBackground">@drawable/launch_background</item>
+    </style>
+    <!-- Theme applied to the Android Window as soon as the process has started.
+         This theme determines the color of the Android Window while your
+         Flutter UI initializes, as well as behind your Flutter UI while its
+         running.
+         
+         This Theme is only used starting with V2 of Flutter's Android embedding. -->
+    <style name="NormalTheme" parent="@android:style/Theme.Black.NoTitleBar">
+        <item name="android:windowBackground">?android:colorBackground</item>
+    </style>
+</resources>

example/android/app/src/main/res/values/styles.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <!-- Theme applied to the Android Window while the process is starting when the OS's Dark Mode setting is off -->
+    <style name="LaunchTheme" parent="@android:style/Theme.Light.NoTitleBar">
+        <!-- Show a splash screen on the activity. Automatically removed when
+             Flutter draws its first frame -->
+        <item name="android:windowBackground">@drawable/launch_background</item>
+    </style>
+    <!-- Theme applied to the Android Window as soon as the process has started.
+         This theme determines the color of the Android Window while your
+         Flutter UI initializes, as well as behind your Flutter UI while its
+         running.
+         
+         This Theme is only used starting with V2 of Flutter's Android embedding. -->
+    <style name="NormalTheme" parent="@android:style/Theme.Light.NoTitleBar">
+        <item name="android:windowBackground">?android:colorBackground</item>
+    </style>
+</resources>

example/android/app/src/profile/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="io.openim.flutter_openim_sdk_example">
+    <!-- Flutter needs it to communicate with the running application
+         to allow setting breakpoints, to provide hot reload, etc.
+    -->
+    <uses-permission android:name="android.permission.INTERNET"/>
+</manifest>

example/android/build.gradle

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+buildscript {
+    repositories {
+        maven { url 'http://maven.aliyun.com/nexus/content/groups/public/' }
+        maven { url 'http://maven.aliyun.com/nexus/content/repositories/jcenter' }
+        maven { url 'http://maven.aliyun.com/nexus/content/repositories/google' }
+        maven { url 'http://maven.aliyun.com/nexus/content/repositories/gradle-plugin' }
+        google()
+        mavenCentral()
+    }
+
+    dependencies {
+        classpath 'com.android.tools.build:gradle:3.5.1'
+    }
+}
+
+allprojects {
+    repositories {
+        maven { url 'http://maven.aliyun.com/nexus/content/groups/public/' }
+        maven { url 'http://maven.aliyun.com/nexus/content/repositories/jcenter' }
+        maven { url 'http://maven.aliyun.com/nexus/content/repositories/google' }
+        maven { url 'http://maven.aliyun.com/nexus/content/repositories/gradle-plugin' }
+        google()
+        mavenCentral()
+    }
+}
+
+rootProject.buildDir = '../build'
+subprojects {
+    project.buildDir = "${rootProject.buildDir}/${project.name}"
+    project.evaluationDependsOn(':app')
+}
+
+task clean(type: Delete) {
+    delete rootProject.buildDir
+}

example/android/gradle.properties

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+org.gradle.jvmargs=-Xmx1536M
+android.useAndroidX=true
+android.enableJetifier=true

example/android/gradle/wrapper/gradle-wrapper.properties

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+#Fri Jun 23 08:50:38 CEST 2017
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip

example/android/proguard-rules.pro

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+#默认的proguard-android.txt已经增加了Annotation、native、view的setget方法、Activity参数为view的  方法、Enum枚举、Parcelable、R，此处不再写
+#------------------------------------------通用区域----------------------------------------------------
+#----------------------基本指令------------------------
+-optimizationpasses 5
+-dontusemixedcaseclassnames
+-dontskipnonpubliclibraryclasses
+-dontskipnonpubliclibraryclassmembers
+-dontpreverify
+-verbose
+-printmapping proguardMapping.txt
+-optimizations !code/simplification/cast,!field/*,!class/merging/*
+-keepattributes *Annotation*,InnerClasses
+-keepattributes Signature
+-keepattributes SourceFile,LineNumberTable
+
+#如果引用了v4或者v7包
+-dontwarn android.support.**
+-keep class android.support.** { *; }
+-keep interface android.support.** { *; }
+-keep public class * extends android.support.**
+-dontwarn android.support.**
+
+#如果引用了androidx包
+-keep class com.google.android.material.** {*;}
+-keep class androidx.** {*;}
+-keep public class * extends androidx.**
+-keep interface androidx.** {*;}
+-dontwarn com.google.android.material.**
+-dontnote com.google.android.material.**
+-dontwarn androidx.**
+
+#---------------------默认保留-------------------------
+## 基础保留 ##
+-keep public class * extends android.app.Fragment
+-keep public class * extends android.app.Activity
+-keep public class * extends android.app.Application
+-keep public class * extends android.app.Service
+-keep public class * extends android.content.BroadcastReceiver
+-keep public class * extends android.content.ContentProvider
+-keep public class * extends android.app.backup.BackupAgentHelper
+-keep public class * extends android.preference.Preference
+-keep public class com.android.vending.licensing.ILicensingService
+
+-keep public class * extends android.view.View {
+    public <init>(android.content.Context);
+    public <init>(android.content.Context, android.util.AttributeSet);
+    public <init>(android.content.Context, android.util.AttributeSet, int);
+    public void set*(...);
+}
+# 保持自定义控件类不被混淆
+-keepclasseswithmembers class * {
+    public <init>(android.content.Context, android.util.AttributeSet);
+    public <init>(android.content.Context, android.util.AttributeSet, int);
+}
+#保持自定义控件类不被混淆
+-keepclassmembers class * extends android.app.Activity {
+    public void *(android.view.View);
+}
+-keepclassmembers enum * {     # 保持枚举 enum 类不被混淆
+    public static **[] values();
+    public static ** valueOf(java.lang.String);
+}
+-keep class * implements android.os.Parcelable { # 保持 Parcelable 不被混淆
+    public static final android.os.Parcelable$Creator *;
+}
+-keep class * implements java.io.Serializable # 保持 Serializable 不被混淆
+#保持 Serializable 不被混淆并且enum 类也不被混淆
+-keepclassmembers class * implements java.io.Serializable {
+    static final long serialVersionUID;
+    private static final java.io.ObjectStreamField[] serialPersistentFields;
+    !static !transient <fields>;
+    !private <fields>;
+    !private <methods>;
+    private void writeObject(java.io.ObjectOutputStream);
+    private void readObject(java.io.ObjectInputStream);
+    java.lang.Object writeReplace();
+    java.lang.Object readResolve();
+}
+#不混淆资源类
+-keepclassmembers class **.R$* {
+    public static <fields>;
+}
+# 保持 native 方法不被混淆
+-keepclasseswithmembernames class * {
+    native <methods>;
+}
+
+#WebView
+-keepclassmembers class * extends android.webkit.WebView {*;}
+-keepclassmembers class * extends android.webkit.WebViewClient {*;}
+-keepclassmembers class * extends android.webkit.WebChromeClient {*;}
+-keepclassmembers class * {
+    @android.webkit.JavascriptInterface <methods>;
+}
+
+-keep class androidx.lifecycle.DefaultLifecycleObserver
+#-------------------------------------------项目定义区-------------------------------------------------
+#im
+-keep class io.openim.flutter_openim_sdk.** { *; }
+#Flutter Wrapper
+#-dontwarn io.flutter.**
+#-keep class io.flutter.app.** { *; }
+#-keep class io.flutter.plugin.**  { *; }
+#-keep class io.flutter.util.**  { *; }
+#-keep class io.flutter.view.**  { *; }
+#-keep class io.flutter.**  { *; }
+#-keep class io.flutter.plugins.**  { *; }

example/android/settings.gradle

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+include ':app'
+
+def localPropertiesFile = new File(rootProject.projectDir, "local.properties")
+def properties = new Properties()
+
+assert localPropertiesFile.exists()
+localPropertiesFile.withReader("UTF-8") { reader -> properties.load(reader) }
+
+def flutterSdkPath = properties.getProperty("flutter.sdk")
+assert flutterSdkPath != null, "flutter.sdk not set in local.properties"
+apply from: "$flutterSdkPath/packages/flutter_tools/gradle/app_plugin_loader.gradle"