io.flutter.view.FlutterView Java Examples

/**
 * Show and then automatically animate out the launch view.
 *
 * If a launch screen is defined in the user application's AndroidManifest.xml as the
 * activity's {@code windowBackground}, display it on top of the {@link FlutterView} and
 * remove the activity's {@code windowBackground}.
 *
 * Fade it out and remove it when the {@link FlutterView} renders its first frame.
 */
private void addLaunchView() {
    if (launchView == null) {
        return;
    }

    activity.addContentView(launchView, matchParent);
    flutterView.addFirstFrameListener(new FlutterView.FirstFrameListener() {
        @Override
        public void onFirstFrame() {
            XFlutterActivityDelegate.this.launchView.animate()
                    .alpha(0f)
                    // Use Android's default animation duration.
                    .setListener(new AnimatorListenerAdapter() {
                        @Override
                        public void onAnimationEnd(Animator animation) {
                            // Views added to an Activity's addContentView is always added to its
                            // root FrameLayout.
                            ((ViewGroup) XFlutterActivityDelegate.this.launchView.getParent())
                                    .removeView(XFlutterActivityDelegate.this.launchView);
                            XFlutterActivityDelegate.this.launchView = null;
                        }
                    });

            XFlutterActivityDelegate.this.flutterView.removeFirstFrameListener(this);
        }
    });

    // Resets the activity theme from the one containing the launch screen in the window
    // background to a blank one since the launch screen is now in a view in front of the
    // FlutterView.
    //
    // We can make this configurable if users want it.
    activity.setTheme(android.R.style.Theme_Black_NoTitleBar);
}
 

/**
 * Show and then automatically animate out the launch view.
 *
 * If a launch screen is defined in the user application's AndroidManifest.xml as the
 * activity's {@code windowBackground}, display it on top of the {@link FlutterView} and
 * remove the activity's {@code windowBackground}.
 *
 * Fade it out and remove it when the {@link FlutterView} renders its first frame.
 */
private void addLaunchView() {
    if (launchView == null) {
        return;
    }

    activity.addContentView(launchView, matchParent);
    flutterView.addFirstFrameListener(new FlutterView.FirstFrameListener() {
        @Override
        public void onFirstFrame() {
            XFlutterActivityDelegate.this.launchView.animate()
                    .alpha(0f)
                    // Use Android's default animation duration.
                    .setListener(new AnimatorListenerAdapter() {
                        @Override
                        public void onAnimationEnd(Animator animation) {
                            // Views added to an Activity's addContentView is always added to its
                            // root FrameLayout.
                            ((ViewGroup) XFlutterActivityDelegate.this.launchView.getParent())
                                    .removeView(XFlutterActivityDelegate.this.launchView);
                            XFlutterActivityDelegate.this.launchView = null;
                        }
                    });

            XFlutterActivityDelegate.this.flutterView.removeFirstFrameListener(this);
        }
    });

    // Resets the activity theme from the one containing the launch screen in the window
    // background to a blank one since the launch screen is now in a view in front of the
    // FlutterView.
    //
    // We can make this configurable if users want it.
    activity.setTheme(android.R.style.Theme_Black_NoTitleBar);
}
 

/**
 * Creates a {@link FlutterView} linked to the specified {@link Activity} and {@link Lifecycle}.
 * The optional initial route string will be made available to the Dart code (via
 * {@code window.defaultRouteName}) and may be used to determine which widget should be displayed
 * in the view. The default initialRoute is "/".
 *
 * @param activity an {@link Activity}
 * @param lifecycle a {@link Lifecycle}
 * @param initialRoute an initial route {@link String}, or null
 * @return a {@link FlutterView}
 */
@NonNull
public static FlutterView createView(@NonNull final Activity activity, @NonNull final Lifecycle lifecycle, final String initialRoute) {
  FlutterMain.startInitialization(activity.getApplicationContext());
  FlutterMain.ensureInitializationComplete(activity.getApplicationContext(), null);
  final FlutterNativeView nativeView = new FlutterNativeView(activity);
  final FlutterView flutterView = new FlutterView(activity, null, nativeView) {
    private final BasicMessageChannel<String> lifecycleMessages = new BasicMessageChannel<>(this, "flutter/lifecycle", StringCodec.INSTANCE);
    @Override
    public void onFirstFrame() {
      super.onFirstFrame();
      setAlpha(1.0f);
    }

    @Override
    public void onPostResume() {
      // Overriding default behavior to avoid dictating system UI via PlatformPlugin.
      lifecycleMessages.send("AppLifecycleState.resumed");
    }
  };
  if (initialRoute != null) {
    flutterView.setInitialRoute(initialRoute);
  }
  lifecycle.addObserver(new LifecycleObserver() {
    @OnLifecycleEvent(Lifecycle.Event.ON_CREATE)
    public void onCreate() {
      final FlutterRunArguments arguments = new FlutterRunArguments();
      arguments.bundlePath = FlutterMain.findAppBundlePath(activity.getApplicationContext());
      arguments.entrypoint = "main";
      flutterView.runFromBundle(arguments);
      GeneratedPluginRegistrant.registerWith(flutterView.getPluginRegistry());
    }

    @OnLifecycleEvent(Lifecycle.Event.ON_START)
    public void onStart() {
      flutterView.onStart();
    }

    @OnLifecycleEvent(Lifecycle.Event.ON_RESUME)
    public void onResume() {
      flutterView.onPostResume();
    }

    @OnLifecycleEvent(Lifecycle.Event.ON_PAUSE)
    public void onPause() {
      flutterView.onPause();
    }

    @OnLifecycleEvent(Lifecycle.Event.ON_STOP)
    public void onStop() {
      flutterView.onStop();
    }

    @OnLifecycleEvent(Lifecycle.Event.ON_DESTROY)
    public void onDestroy() {
      flutterView.destroy();
    }
  });
  flutterView.setAlpha(0.0f);
  return flutterView;
}
 

@Override
public FlutterView getFlutterView() {
    return flutterView;
}
 

@Override
public FlutterView getFlutterView() {
    return flutterView;
}
 

private FastQrReaderViewPlugin(Registrar registrar, FlutterView view, Activity activity) {

        this.registrar = registrar;
        this.view = view;
        this.activity = activity;

        registrar.addRequestPermissionsResultListener(new CameraRequestPermissionsListener());

        this.activityLifecycleCallbacks =
                new Application.ActivityLifecycleCallbacks() {
                    @Override
                    public void onActivityCreated(Activity activity, Bundle savedInstanceState) {
                    }

                    @Override
                    public void onActivityStarted(Activity activity) {
                    }

                    @Override
                    public void onActivityResumed(Activity activity) {
                        if (requestingPermission) {
                            requestingPermission = false;
                            return;
                        }
                        if (activity == FastQrReaderViewPlugin.this.activity) {
                            if (camera != null) {
                                camera.startCameraSource();
                            }
                        }
                    }

                    @Override
                    public void onActivityPaused(Activity activity) {
                        if (activity == FastQrReaderViewPlugin.this.activity) {
                            if (camera != null) {
                                if (camera.preview != null) {
                                    camera.preview.stop();

                                }
                            }
                        }
                    }

                    @Override
                    public void onActivityStopped(Activity activity) {
                        if (activity == FastQrReaderViewPlugin.this.activity) {
                            if (camera != null) {
                                if (camera.preview != null) {
                                    camera.preview.stop();
                                }

                                if (camera.cameraSource != null) {
                                    camera.cameraSource.release();
                                }
                            }
                        }
                    }

                    @Override
                    public void onActivitySaveInstanceState(Activity activity, Bundle outState) {
                    }

                    @Override
                    public void onActivityDestroyed(Activity activity) {

                    }
                };
    }
 

/**
 * Creates a {@link FlutterView} linked to the specified {@link Activity} and {@link Lifecycle}.
 * The optional initial route string will be made available to the Dart code (via
 * {@code window.defaultRouteName}) and may be used to determine which widget should be displayed
 * in the view. The default initialRoute is "/".
 *
 * @param activity an {@link Activity}
 * @param lifecycle a {@link Lifecycle}
 * @param initialRoute an initial route {@link String}, or null
 * @return a {@link FlutterView}
 */
@NonNull
public static FlutterView createView(@NonNull final Activity activity, @NonNull final Lifecycle lifecycle, final String initialRoute) {
  FlutterMain.startInitialization(activity.getApplicationContext());
  FlutterMain.ensureInitializationComplete(activity.getApplicationContext(), null);
  final FlutterNativeView nativeView = new FlutterNativeView(activity);
  final FlutterView flutterView = new FlutterView(activity, null, nativeView) {
    private final BasicMessageChannel<String> lifecycleMessages = new BasicMessageChannel<>(this, "flutter/lifecycle", StringCodec.INSTANCE);
    @Override
    public void onFirstFrame() {
      super.onFirstFrame();
      setAlpha(1.0f);
    }

    @Override
    public void onPostResume() {
      // Overriding default behavior to avoid dictating system UI via PlatformPlugin.
      lifecycleMessages.send("AppLifecycleState.resumed");
    }
  };
  if (initialRoute != null) {
    flutterView.setInitialRoute(initialRoute);
  }
  lifecycle.addObserver(new LifecycleObserver() {
    @OnLifecycleEvent(Lifecycle.Event.ON_CREATE)
    public void onCreate() {
      final FlutterRunArguments arguments = new FlutterRunArguments();
      arguments.bundlePath = FlutterMain.findAppBundlePath(activity.getApplicationContext());
      arguments.entrypoint = "main";
      flutterView.runFromBundle(arguments);
    }

    @OnLifecycleEvent(Lifecycle.Event.ON_START)
    public void onStart() {
      flutterView.onStart();
    }

    @OnLifecycleEvent(Lifecycle.Event.ON_RESUME)
    public void onResume() {
      flutterView.onPostResume();
    }

    @OnLifecycleEvent(Lifecycle.Event.ON_PAUSE)
    public void onPause() {
      flutterView.onPause();
    }

    @OnLifecycleEvent(Lifecycle.Event.ON_STOP)
    public void onStop() {
      flutterView.onStop();
    }

    @OnLifecycleEvent(Lifecycle.Event.ON_DESTROY)
    public void onDestroy() {
      flutterView.destroy();
    }
  });
  flutterView.setAlpha(0.0f);
  return flutterView;
}
 

@Override
public FlutterView onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
  return Flutter.createView(getActivity(), getLifecycle(), mRoute);
}
 

@Override
public FlutterView onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
  return Flutter.createView(getActivity(), getLifecycle(), mRoute);
}
 

public FlutterView getFlutterView() {
    return this.viewProvider.getFlutterView();
}
 

public FlutterView createFlutterView(Context context) {
    return null;
}
 

FlutterView createFlutterView(Context context); 

FlutterView createFlutterView(Context context);