improve

android/src/main/java/com/taobao/idlefish/flutterboost/BoostFlutterView.java

@@ -26,10 +26,11 @@ package com.taobao.idlefish.flutterboost;
 import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
+import android.graphics.Bitmap;
 import android.graphics.Color;
 import android.os.Bundle;
+import android.os.SystemClock;
 import android.support.v4.view.ViewCompat;
-import android.util.Log;
 import android.view.Gravity;
 import android.view.View;
 import android.view.ViewGroup;
@@ -71,6 +72,8 @@ public class BoostFlutterView extends FrameLayout {
             new io.flutter.embedding.engine.renderer.OnFirstFrameRenderedListener() {
         @Override
         public void onFirstFrameRendered() {
+            Debuger.log("BoostFlutterView onFirstFrameRendered");
+
             if(mRenderingProgressCover != null && mRenderingProgressCover.getParent() != null) {
                 ((ViewGroup)mRenderingProgressCover.getParent()).removeView(mRenderingProgressCover);
             }
@@ -240,13 +243,18 @@ public class BoostFlutterView extends FrameLayout {
                 ((ViewGroup)mSnapshot.getParent()).removeView(mSnapshot);
             }
 
-            Debuger.log("BoostFlutterView snapshot");
+            final Bitmap bitmap = mFlutterEngine.getRenderer().getBitmap();
+
+            if(bitmap != null) {
+                Debuger.log("BoostFlutterView snapshot "+bitmap.getByteCount());
 
-            mSnapshot.setImageBitmap(mFlutterEngine.getRenderer().getBitmap());
+                //Utils.saveBitmap(bitmap,"/sdcard/idlefish/fb/ss-"+ SystemClock.uptimeMillis());
+
+                mSnapshot.setImageBitmap(bitmap);
                 BoostFlutterView.this.addView(mSnapshot);
             }
+        }
 
-        mFlutterView.removeOnFirstFrameRenderedListener(mOnFirstFrameRenderedListener);
         final IStateListener stateListener = FlutterBoostPlugin.sInstance.mStateListener;
         if(stateListener != null) {
             stateListener.beforeEngineDetach(mFlutterEngine,this);
@@ -259,6 +267,8 @@ public class BoostFlutterView extends FrameLayout {
 
     public void onDestroy() {
         Debuger.log("BoostFlutterView onDestroy");
+
+        mFlutterView.removeOnFirstFrameRenderedListener(mOnFirstFrameRenderedListener);
         mPlatformPlugin = null;
         mFlutterEngine = null;
     }

android/src/main/java/com/taobao/idlefish/flutterboost/ContainerRecord.java

@@ -65,7 +65,7 @@ public class ContainerRecord implements IContainerRecord {
         Utils.assertCallOnMainThread();
         BoostEngineProvider.assertEngineRunning();
 
-        if(mState != STATE_UNKNOW) {
+        if (mState != STATE_UNKNOW) {
             Debuger.exception("state error");
         }
 
@@ -78,7 +78,7 @@ public class ContainerRecord implements IContainerRecord {
     public void onAppear() {
         Utils.assertCallOnMainThread();
 
-        if(mState != STATE_CREATED && mState != STATE_DISAPPEAR) {
+        if (mState != STATE_CREATED && mState != STATE_DISAPPEAR) {
             Debuger.exception("state error");
         }
 
@@ -95,7 +95,7 @@ public class ContainerRecord implements IContainerRecord {
     public void onDisappear() {
         Utils.assertCallOnMainThread();
 
-        if(mState != STATE_APPEAR) {
+        if (mState != STATE_APPEAR) {
             Debuger.exception("state error");
         }
 
@@ -112,7 +112,7 @@ public class ContainerRecord implements IContainerRecord {
     public void onDestroy() {
         Utils.assertCallOnMainThread();
 
-        if(mState != STATE_DISAPPEAR) {
+        if (mState != STATE_DISAPPEAR) {
             Debuger.exception("state error");
         }
 
@@ -120,9 +120,11 @@ public class ContainerRecord implements IContainerRecord {
 
         mProxy.destroy();
 
+        mContainer.getBoostFlutterView().onDestroy();
+
         mManager.removeRecord(this);
 
-        if(!mManager.hasContainerAppear()) {
+        if (!mManager.hasContainerAppear()) {
             mContainer.getBoostFlutterView().onPause();
             mContainer.getBoostFlutterView().onStop();
         }
@@ -132,7 +134,7 @@ public class ContainerRecord implements IContainerRecord {
     public void onBackPressed() {
         Utils.assertCallOnMainThread();
 
-        if(mState == STATE_UNKNOW || mState == STATE_DESTROYED) {
+        if (mState == STATE_UNKNOW || mState == STATE_DESTROYED) {
             Debuger.exception("state error");
         }
 
@@ -141,14 +143,14 @@ public class ContainerRecord implements IContainerRecord {
         map.put("name", mContainer.getContainerUrl());
         map.put("uniqueId", mUniqueId);
 
-        FlutterBoostPlugin.singleton().channel().sendEvent("lifecycle",map);
+        FlutterBoostPlugin.singleton().channel().sendEvent("lifecycle", map);
 
         mContainer.getBoostFlutterView().onBackPressed();
     }
 
     @Override
     public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
-        mContainer.getBoostFlutterView().onRequestPermissionsResult(requestCode,permissions,grantResults);
+        mContainer.getBoostFlutterView().onRequestPermissionsResult(requestCode, permissions, grantResults);
     }
 
     @Override
@@ -158,12 +160,12 @@ public class ContainerRecord implements IContainerRecord {
 
     @Override
     public void onActivityResult(int requestCode, int resultCode, Intent data) {
-        mContainer.getBoostFlutterView().onActivityResult(requestCode,resultCode,data);
+        mContainer.getBoostFlutterView().onActivityResult(requestCode, resultCode, data);
     }
 
     @Override
-    public void onContainerResult(int requestCode, Map<String,Object> result) {
-        mManager.setContainerResult(this,requestCode,result);
+    public void onContainerResult(int requestCode, Map<String, Object> result) {
+        mManager.setContainerResult(this, requestCode, result);
     }
 
     @Override
@@ -187,7 +189,7 @@ public class ContainerRecord implements IContainerRecord {
 
         private void create() {
             if (mState == STATE_UNKNOW) {
-                invokeChannelUnsafe(
+                invokeChannelUnsafe("didInitPageContainer",
                         mContainer.getContainerUrl(),
                         mContainer.getContainerUrlParams(),
                         mUniqueId
@@ -198,7 +200,7 @@ public class ContainerRecord implements IContainerRecord {
         }
 
         private void appear() {
-            invokeChannelUnsafe(
+            invokeChannelUnsafe("didShowPageContainer",
                     mContainer.getContainerUrl(),
                     mContainer.getContainerUrlParams(),
                     mUniqueId
@@ -210,7 +212,7 @@ public class ContainerRecord implements IContainerRecord {
 
         private void disappear() {
             if (mState < STATE_DISAPPEAR) {
-                invokeChannel(
+                invokeChannel("didDisappearPageContainer",
                         mContainer.getContainerUrl(),
                         mContainer.getContainerUrlParams(),
                         mUniqueId
@@ -223,7 +225,7 @@ public class ContainerRecord implements IContainerRecord {
 
         private void destroy() {
             if (mState < STATE_DESTROYED) {
-                invokeChannel(
+                invokeChannel("willDeallocPageContainer",
                         mContainer.getContainerUrl(),
                         mContainer.getContainerUrlParams(),
                         mUniqueId
@@ -234,20 +236,20 @@ public class ContainerRecord implements IContainerRecord {
             }
         }
 
-        public void invokeChannel(String pageName, Map params, String uniqueId) {
+        public void invokeChannel(String method, String url, Map params, String uniqueId) {
             HashMap<String, Object> args = new HashMap<>();
-            args.put("pageName", pageName);
+            args.put("pageName", url);
             args.put("params", params);
             args.put("uniqueId", uniqueId);
-            FlutterBoostPlugin.singleton().channel().invokeMethod("didInitPageContainer", args);
+            FlutterBoostPlugin.singleton().channel().invokeMethod(method, args);
         }
 
-        public void invokeChannelUnsafe(String pageName, Map params, String uniqueId) {
+        public void invokeChannelUnsafe(String method, String url, Map params, String uniqueId) {
             HashMap<String, Object> args = new HashMap<>();
-            args.put("pageName", pageName);
+            args.put("pageName", url);
             args.put("params", params);
             args.put("uniqueId", uniqueId);
-            FlutterBoostPlugin.singleton().channel().invokeMethodUnsafe("didInitPageContainer", args);
+            FlutterBoostPlugin.singleton().channel().invokeMethodUnsafe(method, args);
         }
     }
 }

android/src/main/java/com/taobao/idlefish/flutterboost/Utils.java

@@ -26,6 +26,12 @@ package com.taobao.idlefish.flutterboost;
 import android.graphics.Bitmap;
 import android.graphics.Color;
 import android.os.Looper;
+import android.util.Log;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
 
 public class Utils {
 
@@ -35,6 +41,29 @@ public class Utils {
         }
     }
 
+    public static void saveBitmap(Bitmap bm, String filePath) {
+        File f = new File(filePath);
+
+        try {
+            if (!f.exists()) {
+                if(!f.getParentFile().exists() && !f.getParentFile().mkdirs()) {
+                    throw new Exception("mkdir except");
+                }
+
+                if(!f.createNewFile()){
+                    throw new Exception("createNewFile except");
+                }
+            }
+
+            FileOutputStream out = new FileOutputStream(f);
+            bm.compress(Bitmap.CompressFormat.PNG, 100, out);
+            out.flush();
+            out.close();
+        } catch (Throwable t){
+            throw new RuntimeException(t);
+        }
+    }
+
     public static boolean checkImageValid(final Bitmap bitmap) {
         if (null == bitmap) {
             return false;

android/src/main/java/com/taobao/idlefish/flutterboost/containers/BoostFlutterActivity.java

@@ -105,7 +105,7 @@ public abstract class BoostFlutterActivity extends Activity implements IFlutterV
         BoostFlutterView.Builder builder = new BoostFlutterView.Builder(this);
 
         return builder.flutterEngine(engine)
-                .renderMode(FlutterView.RenderMode.texture)
+                .renderMode(FlutterView.RenderMode.surface)
                 .transparencyMode(isBackgroundTransparent() ?
                         FlutterView.TransparencyMode.transparent :
                         FlutterView.TransparencyMode.opaque)

example/android/app/build.gradle

@@ -25,7 +25,7 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
 android {
-    compileSdkVersion 27
+    compileSdkVersion 26
 
     lintOptions {
         disable 'InvalidPackage'
@@ -35,7 +35,7 @@ android {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
         applicationId "com.taobao.idlefish.flutterboostexample"
         minSdkVersion 16
-        targetSdkVersion 27
+        targetSdkVersion 26
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
@@ -58,6 +58,6 @@ dependencies {
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'com.android.support.test:runner:1.0.2'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
-    implementation 'com.android.support:support-v4:27.1.1'
-    implementation 'com.android.support:appcompat-v7:27.1.1'
+    implementation 'com.android.support:support-v4:26.1.0'
+    implementation 'com.android.support:appcompat-v7:26.1.0'
 }

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

@@ -7,6 +7,10 @@
     -->
     <uses-permission android:name="android.permission.INTERNET"/>
 
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
+
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
+
     <!-- io.flutter.app.FlutterApplication is an android.app.Application that
          calls FlutterMain.startInitialization(this); in its onCreate method.
          In most cases you can leave this as-is, but you if you want to provide

lib/container/container_coordinator.dart

@@ -104,6 +104,8 @@ class ContainerCoordinator {
       Map map = event;
       final String type = map['type'];
 
+      Logger.log("onEvent $type");
+
       switch (type) {
         //Handler back key pressed event.
         case 'backPressedCallback':
@@ -141,6 +143,8 @@ class ContainerCoordinator {
   }
 
   Future<dynamic> _onMethodCall(MethodCall call) {
+    Logger.log("onMetohdCall ${call.method}");
+
     switch (call.method) {
       case "didInitPageContainer":
         {