1、Android的启动优化

2、Android的状态栏的优化

example/android/app/build.gradle

@@ -34,7 +34,7 @@ apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
 
 android {
-    compileSdkVersion 29
+    compileSdkVersion 28
 
     lintOptions {
         disable 'InvalidPackage'
@@ -44,7 +44,7 @@ android {
     defaultConfig {
         applicationId "cn.zhios.zhiying"
         minSdkVersion 21
-        targetSdkVersion 29
+        targetSdkVersion 28
         versionCode 1
         versionName "1.0"
         aaptOptions.cruncherEnabled = false
@@ -90,7 +90,7 @@ android {
 
 
 
-//
+
 //    // 签名配置
 //    signingConfigs {
 //        // 智夜生活
@@ -113,14 +113,14 @@ android {
 //        // 智夜生活
 //        zhiying {
 //            applicationId "cn.zhios.zhiying"
-//            versionCode 1
+//            versionCode 3
 //            dimension "app"
-//            versionName '1.0.0'
+//            versionName '1.0.3'
 //            // 签名信息
 //            signingConfig signingConfigs.zhiying
 //        }
 //    }
-
+//
 //    // 打包脚本
 //    android.applicationVariants.all { variant ->
 //        if (variant.buildType.name != "debug") {

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

@@ -13,15 +13,15 @@
         android:label="@string/app_name"
         android:usesCleartextTraffic="true"
         tools:replace="android:name">
-        <activity android:name=".WebActivity"></activity>
+        <activity android:name=".WebActivity" />
         <activity
             android:name=".TestActivity"
             android:theme="@style/Theme.AppCompat.NoActionBar">
-<!--            <intent-filter>-->
-<!--                <action android:name="android.intent.action.MAIN" />-->
+            <!--            <intent-filter>-->
+            <!--                <action android:name="android.intent.action.MAIN" />-->
 
-<!--                <category android:name="android.intent.category.LAUNCHER" />-->
-<!--            </intent-filter>-->
+            <!--                <category android:name="android.intent.category.LAUNCHER" />-->
+            <!--            </intent-filter>-->
         </activity>
         <activity
             android:name=".MainActivity"
@@ -32,12 +32,19 @@
             android:usesCleartextTraffic="true"
             android:windowSoftInputMode="adjustResize">
 
-             <intent-filter>
-             <action android:name="android.intent.action.MAIN" />
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
 
 
-             <category android:name="android.intent.category.LAUNCHER" />
-             </intent-filter>
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+
+            <meta-data
+                android:name="io.flutter.app.android.SplashScreenUntilFirstFrame"
+                android:value="true" />
+            <meta-data
+                android:name="io.flutter.embedding.android.SplashScreenDrawable"
+                android:resource="@drawable/launch_background" />
         </activity>
         <!--
  Don't delete the meta-data below.

example/android/app/src/main/java/cn/zhios/zhiying_base_widget_example/MainActivity.java

@@ -1,6 +1,14 @@
 package cn.zhios.zhiying_base_widget_example;
 
+import android.graphics.Color;
+import android.graphics.drawable.ColorDrawable;
+import android.os.Build;
+import android.os.Bundle;
+import android.view.Window;
+import android.view.WindowManager;
+
 import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 
 import java.util.HashMap;
 import java.util.Map;
@@ -9,16 +17,47 @@ import cn.zhios.zhiying_comm.ZhiyingFlutterCommHandler;
 import cn.zhios.zhiying_comm.ZhiyingFlutterCommNativable;
 import cn.zhios.zhiying_comm.ZhiyingFlutterCommNative;
 import io.flutter.embedding.android.FlutterActivity;
+import io.flutter.embedding.android.FlutterActivityLaunchConfigs;
 import io.flutter.embedding.engine.FlutterEngine;
+import io.flutter.plugin.platform.PlatformPlugin;
 import io.flutter.plugins.GeneratedPluginRegistrant;
 
 public class MainActivity extends FlutterActivity implements ZhiyingFlutterCommNativable {
+
+    @Override
+    protected void onCreate(@Nullable Bundle savedInstanceState) {
+
+        super.onCreate(savedInstanceState);
+        configureWindowForTransparency();
+        configureStatusBarForFullscreenFlutterExperience();
+    }
+
     @Override
     public void configureFlutterEngine(@NonNull FlutterEngine flutterEngine) {
         GeneratedPluginRegistrant.registerWith(flutterEngine);
         ZhiyingFlutterCommNative.getInstance().regist(this);
     }
 
+    private void configureWindowForTransparency() {
+        FlutterActivityLaunchConfigs.BackgroundMode backgroundMode = getBackgroundMode();
+        if (backgroundMode == FlutterActivityLaunchConfigs.BackgroundMode.transparent) {
+            getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
+            getWindow().setFlags(
+                    WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS,
+                    WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS
+            );
+        }
+    }
+
+    private void configureStatusBarForFullscreenFlutterExperience() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+            Window window = getWindow();
+            window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
+            window.setStatusBarColor(Color.TRANSPARENT);
+            window.getDecorView().setSystemUiVisibility(PlatformPlugin.DEFAULT_SYSTEM_UI);
+        }
+    }
+
 
     boolean localDebug = false;
 
@@ -32,25 +71,25 @@ public class MainActivity extends FlutterActivity implements ZhiyingFlutterCommN
 
     }
 
-    @Override
-    public Map getSetting() {
-        Map map = new HashMap();
-        map.put("domain", "http://inapi.izhyin.cn"); //"http://120.76.175.204:8989");
+  @Override
+  public Map getSetting() {
+    Map map = new HashMap();
+    map.put("domain", "http://inapi.izhyin.cn"); //"http://120.76.175.204:8989");
 //    map.put("domain", "http://192.168.0.113:5000");
-        map.put("master_id", "123456");
-        map.put("secret_key", "123456");
+    map.put("master_id", "123456");
+    map.put("secret_key", "123456");
 //    map.put("token", "123465");
-        return map;
-    }
+    return map;
+  }
 
-    @Override
-    public void invokeMethod(String method, Map<String, Object> params, ZhiyingFlutterCommHandler handler) {
-        return;
-    }
+  @Override
+  public void invokeMethod(String method, Map<String, Object> params, ZhiyingFlutterCommHandler handler) {
+    return;
+  }
 
-    @Override
-    protected void onDestroy() {
-        super.onDestroy();
-        ZhiyingFlutterCommNative.getInstance().unregist();
-    }
+  @Override
+  protected void onDestroy() {
+    super.onDestroy();
+    ZhiyingFlutterCommNative.getInstance().unregist();
+  }
 }