Merge branch 'v1.12.13-hotfixes'

.gitignore

@@ -17,3 +17,4 @@ example/android/app/.classpath
 example/android/app/.project
 example/android/.project
 flutter_boost
+.flutter-plugins-dependencies

android/src/main/java/com/idlefish/flutterboost/XFlutterTextureView.java

+package com.idlefish.flutterboost;
+import android.content.Context;
+import android.graphics.SurfaceTexture;
+import android.util.AttributeSet;
+import android.view.Surface;
+import android.view.TextureView;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import io.flutter.Log;
+import io.flutter.embedding.engine.renderer.FlutterRenderer;
+import io.flutter.embedding.engine.renderer.RenderSurface;
+
+public class XFlutterTextureView extends TextureView implements RenderSurface {
+  private static final String TAG = "FlutterTextureView";
+
+  private boolean isSurfaceAvailableForRendering = false;
+  private boolean isAttachedToFlutterRenderer = false;
+  @Nullable
+  private FlutterRenderer flutterRenderer;
+
+  private Surface renderSurface;
+
+  // Connects the {@code SurfaceTexture} beneath this {@code TextureView} with Flutter's native code.
+  // Callbacks are received by this Object and then those messages are forwarded to our
+  // FlutterRenderer, and then on to the JNI bridge over to native Flutter code.
+  private final SurfaceTextureListener surfaceTextureListener = new SurfaceTextureListener() {
+    @Override
+    public void onSurfaceTextureAvailable(SurfaceTexture surfaceTexture, int width, int height) {
+      Log.v(TAG, "SurfaceTextureListener.onSurfaceTextureAvailable()");
+      isSurfaceAvailableForRendering = true;
+
+      // If we're already attached to a FlutterRenderer then we're now attached to both a renderer
+      // and the Android window, so we can begin rendering now.
+      if (isAttachedToFlutterRenderer) {
+        connectSurfaceToRenderer();
+      }
+    }
+
+    @Override
+    public void onSurfaceTextureSizeChanged(@NonNull SurfaceTexture surface, int width, int height) {
+      Log.v(TAG, "SurfaceTextureListener.onSurfaceTextureSizeChanged()");
+      if (isAttachedToFlutterRenderer) {
+        changeSurfaceSize(width, height);
+      }
+    }
+
+    @Override
+    public void onSurfaceTextureUpdated(@NonNull SurfaceTexture surface) {
+      // Invoked every time a new frame is available. We don't care.
+    }
+
+    @Override
+    public boolean onSurfaceTextureDestroyed(@NonNull SurfaceTexture surface) {
+      Log.v(TAG, "SurfaceTextureListener.onSurfaceTextureDestroyed()");
+      isSurfaceAvailableForRendering = false;
+
+      // If we're attached to a FlutterRenderer then we need to notify it that our SurfaceTexture
+      // has been destroyed.
+      if (isAttachedToFlutterRenderer) {
+        disconnectSurfaceFromRenderer();
+      }
+
+      // Return true to indicate that no further painting will take place
+      // within this SurfaceTexture.
+      return true;
+    }
+  };
+
+  /**
+   * Constructs a {@code FlutterTextureView} programmatically, without any XML attributes.
+   */
+  public XFlutterTextureView(@NonNull Context context) {
+    this(context, null);
+  }
+
+  /**
+   * Constructs a {@code FlutterTextureView} in an XML-inflation-compliant manner.
+   */
+  public XFlutterTextureView(@NonNull Context context, @Nullable AttributeSet attrs) {
+    super(context, attrs);
+    init();
+  }
+
+  private void init() {
+    // Listen for when our underlying SurfaceTexture becomes available, changes size, or
+    // gets destroyed, and take the appropriate actions.
+    setSurfaceTextureListener(surfaceTextureListener);
+  }
+
+  @Nullable
+  @Override
+  public FlutterRenderer getAttachedRenderer() {
+    return flutterRenderer;
+  }
+
+  /**
+   * Invoked by the owner of this {@code FlutterTextureView} when it wants to begin rendering
+   * a Flutter UI to this {@code FlutterTextureView}.
+   *
+   * If an Android {@link SurfaceTexture} is available, this method will give that
+   * {@link SurfaceTexture} to the given {@link FlutterRenderer} to begin rendering
+   * Flutter's UI to this {@code FlutterTextureView}.
+   *
+   * If no Android {@link SurfaceTexture} is available yet, this {@code FlutterTextureView}
+   * will wait until a {@link SurfaceTexture} becomes available and then give that
+   * {@link SurfaceTexture} to the given {@link FlutterRenderer} to begin rendering
+   * Flutter's UI to this {@code FlutterTextureView}.
+   */
+  public void attachToRenderer(@NonNull FlutterRenderer flutterRenderer) {
+    Log.v(TAG, "Attaching to FlutterRenderer.");
+    if (this.flutterRenderer != null) {
+      Log.v(TAG, "Already connected to a FlutterRenderer. Detaching from old one and attaching to new one.");
+      this.flutterRenderer.stopRenderingToSurface();
+    }
+
+    this.flutterRenderer = flutterRenderer;
+    isAttachedToFlutterRenderer = true;
+
+    // If we're already attached to an Android window then we're now attached to both a renderer
+    // and the Android window. We can begin rendering now.
+    if (isSurfaceAvailableForRendering) {
+      Log.v(TAG, "Surface is available for rendering. Connecting FlutterRenderer to Android surface.");
+      connectSurfaceToRenderer();
+    }
+  }
+
+  /**
+   * Invoked by the owner of this {@code FlutterTextureView} when it no longer wants to render
+   * a Flutter UI to this {@code FlutterTextureView}.
+   *
+   * This method will cease any on-going rendering from Flutter to this {@code FlutterTextureView}.
+   */
+  public void detachFromRenderer() {
+    if (flutterRenderer != null) {
+      // If we're attached to an Android window then we were rendering a Flutter UI. Now that
+      // this FlutterTextureView is detached from the FlutterRenderer, we need to stop rendering.
+      // TODO(mattcarroll): introduce a isRendererConnectedToSurface() to wrap "getWindowToken() != null"
+      if (getWindowToken() != null) {
+        Log.v(TAG, "Disconnecting FlutterRenderer from Android surface.");
+        disconnectSurfaceFromRenderer();
+      }
+
+      flutterRenderer = null;
+      isAttachedToFlutterRenderer = false;
+    } else {
+      Log.w(TAG, "detachFromRenderer() invoked when no FlutterRenderer was attached.");
+    }
+  }
+
+  // FlutterRenderer and getSurfaceTexture() must both be non-null.
+  private void connectSurfaceToRenderer() {
+    if (flutterRenderer == null || getSurfaceTexture() == null) {
+      throw new IllegalStateException("connectSurfaceToRenderer() should only be called when flutterRenderer and getSurfaceTexture() are non-null.");
+    }
+
+//    flutterRenderer.startRenderingToSurface(new Surface(getSurfaceTexture()));
+
+    renderSurface = new Surface(getSurfaceTexture());
+    flutterRenderer.startRenderingToSurface(renderSurface);
+  }
+
+  // FlutterRenderer must be non-null.
+  private void changeSurfaceSize(int width, int height) {
+    if (flutterRenderer == null) {
+      throw new IllegalStateException("changeSurfaceSize() should only be called when flutterRenderer is non-null.");
+    }
+
+    Log.v(TAG, "Notifying FlutterRenderer that Android surface size has changed to " + width + " x " + height);
+    flutterRenderer.surfaceChanged(width, height);
+  }
+
+  // FlutterRenderer must be non-null.
+  private void disconnectSurfaceFromRenderer() {
+    if (flutterRenderer == null) {
+      throw new IllegalStateException("disconnectSurfaceFromRenderer() should only be called when flutterRenderer is non-null.");
+    }
+
+    flutterRenderer.stopRenderingToSurface();
+    if(renderSurface!=null){
+      renderSurface.release();
+      renderSurface = null;
+    }
+
+  }
+}
\ No newline at end of file

android/src/main/java/com/idlefish/flutterboost/XFlutterView.java

@@ -38,7 +38,6 @@ import io.flutter.embedding.engine.FlutterEngine;
 import io.flutter.embedding.engine.renderer.FlutterRenderer;
 import io.flutter.embedding.engine.renderer.FlutterUiDisplayListener;
 import io.flutter.embedding.engine.renderer.RenderSurface;
-import io.flutter.embedding.engine.systemchannels.TextInputChannel;
 import io.flutter.plugin.editing.TextInputPlugin;
 import io.flutter.plugin.platform.PlatformViewsController;
 import io.flutter.view.AccessibilityBridge;
@@ -183,7 +182,7 @@ public class XFlutterView extends FrameLayout {
         break;
       case texture:
         Log.v(TAG, "Internally using a FlutterTextureView.");
-        FlutterTextureView flutterTextureView = new FlutterTextureView(getContext());
+        XFlutterTextureView flutterTextureView = new XFlutterTextureView(getContext());
         renderSurface = flutterTextureView;
         addView(flutterTextureView);
         break;
@@ -400,7 +399,7 @@ public class XFlutterView extends FrameLayout {
    */
   @Override
   public boolean checkInputConnectionProxy(View view) {
-    return flutterEngine != null
+    return flutterEngine != null&&view!=null
             ? flutterEngine.getPlatformViewsController().checkInputConnectionProxy(view)
             : super.checkInputConnectionProxy(view);
   }
@@ -676,7 +675,7 @@ public class XFlutterView extends FrameLayout {
   }
   public void release(){
     if(textInputPlugin!=null){
-//      textInputPlugin.release();
+      textInputPlugin.release(this);
     }
   }
 

android/src/main/java/com/idlefish/flutterboost/XPlatformPlugin.java

@@ -28,8 +28,8 @@ public class XPlatformPlugin {
     public static final int DEFAULT_SYSTEM_UI = View.SYSTEM_UI_FLAG_LAYOUT_STABLE
             | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN;
 
-    private  Activity activity;
-    private  PlatformChannel platformChannel;
+    private Activity activity;
+    private PlatformChannel platformChannel;
     private PlatformChannel.SystemChromeStyle currentTheme;
     private int mEnabledOverlays;
 
@@ -95,26 +95,25 @@ public class XPlatformPlugin {
         }
     };
 
-    public XPlatformPlugin( PlatformChannel platformChannel) {
-
+    public XPlatformPlugin(PlatformChannel platformChannel) {
         this.platformChannel = platformChannel;
-
+        this.platformChannel.setPlatformMessageHandler(mPlatformMessageHandler);
         mEnabledOverlays = DEFAULT_SYSTEM_UI;
     }
 
     public void attachToActivity(Activity activity ){
         this.activity = activity;
-        this.platformChannel.setPlatformMessageHandler(mPlatformMessageHandler);
-
     }
+
     /**
      * Releases all resources held by this {@code PlatformPlugin}.
      * <p>
      * Do not invoke any methods on a {@code PlatformPlugin} after invoking this method.
      */
-    public void detachActivity() {
-       this.activity=null;
-       this.mPlatformMessageHandler=null;
+    public void detachActivity(Activity activity) {
+        if (activity == this.activity) {
+            this.activity = null;
+        }
     }
 
     private void playSystemSound(PlatformChannel.SoundType soundType) {

android/src/main/java/com/idlefish/flutterboost/XTextInputPlugin.java

@@ -72,6 +72,15 @@ public class XTextInputPlugin {
         this.platformViewsController = platformViewsController;
 //        this.platformViewsController.attachTextInputPlugin(this);
     }
+
+
+
+    public void  release(View v){
+        if(mView!=null && mView.hashCode()==v.hashCode()){
+            mView= null;
+        }
+    }
+
     public  void updateView(View view){
         mView = view;
         mImm = (InputMethodManager) view.getContext().getSystemService(
@@ -357,6 +366,8 @@ public class XTextInputPlugin {
         String keyboardName = Settings.Secure.getString(mView.getContext().getContentResolver(), Settings.Secure.DEFAULT_INPUT_METHOD);
         // The Samsung keyboard is called "com.sec.android.inputmethod/.SamsungKeypad" but look
         // for "Samsung" just in case Samsung changes the name of the keyboard.
+        if(keyboardName==null) return  false;
+
         return keyboardName.contains("Samsung");
     }
 

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

@@ -56,6 +56,7 @@ public class BoostFlutterActivity extends Activity
     // Default configuration.
     protected static final String DEFAULT_BACKGROUND_MODE = BackgroundMode.opaque.name();
 
+    private static XPlatformPlugin sXPlatformPlugin;
 
     public static Intent createDefaultIntent(@NonNull Context launchContext) {
         return withNewEngine().build(launchContext);
@@ -440,8 +441,8 @@ public class BoostFlutterActivity extends Activity
 
     @Nullable
     @Override
-    public XPlatformPlugin providePlatformPlugin( @NonNull FlutterEngine flutterEngine) {
-        return new XPlatformPlugin( flutterEngine.getPlatformChannel());
+    public XPlatformPlugin providePlatformPlugin(@NonNull FlutterEngine flutterEngine) {
+        return BoostViewUtils.getPlatformPlugin(flutterEngine.getPlatformChannel());
     }
 
     /**

android/src/main/java/com/idlefish/flutterboost/containers/BoostViewUtils.java

+package com.idlefish.flutterboost.containers;
+
+import com.idlefish.flutterboost.XPlatformPlugin;
+
+import io.flutter.embedding.engine.systemchannels.PlatformChannel;
+
+class BoostViewUtils {
+
+    private static volatile XPlatformPlugin mInstance;
+
+    private BoostViewUtils() {
+    }
+
+    public static XPlatformPlugin getPlatformPlugin(PlatformChannel channel) {
+        if (mInstance == null) {
+            synchronized (BoostViewUtils.class) {
+                if (mInstance == null) {
+                    mInstance = new XPlatformPlugin(channel);
+                }
+            }
+        }
+        return mInstance;
+    }
+}

android/src/main/java/com/idlefish/flutterboost/containers/FlutterActivityAndFragmentDelegate.java

@@ -230,7 +230,7 @@ public class FlutterActivityAndFragmentDelegate implements IFlutterViewContainer
         // Null out the platformPlugin to avoid a possible retain cycle between the plugin, this Fragment,
         // and this Fragment's Activity.
         if (platformPlugin != null) {
-            platformPlugin.detachActivity();
+            platformPlugin.detachActivity(getContextActivity());
             platformPlugin = null;
         }
 

android/src/main/java/com/idlefish/flutterboost/containers/FlutterFragment.java

@@ -14,13 +14,11 @@ import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentActivity;
 
 import com.idlefish.flutterboost.FlutterBoost;
-import com.idlefish.flutterboost.Utils;
 import com.idlefish.flutterboost.XFlutterView;
 import com.idlefish.flutterboost.XPlatformPlugin;
 import io.flutter.embedding.android.*;
 import io.flutter.embedding.engine.FlutterEngine;
 import io.flutter.embedding.engine.FlutterShellArgs;
-import io.flutter.plugin.platform.PlatformPlugin;
 
 import java.util.HashMap;
 import java.util.Map;
@@ -469,8 +467,7 @@ public class FlutterFragment extends Fragment implements FlutterActivityAndFragm
     @Nullable
     @Override
     public XPlatformPlugin providePlatformPlugin( @NonNull FlutterEngine flutterEngine) {
-        return new XPlatformPlugin(flutterEngine.getPlatformChannel());
-
+        return BoostViewUtils.getPlatformPlugin(flutterEngine.getPlatformChannel());
     }
 
     /**