private SemanticsServer.Proxy createSemanticsServer() {
Core core = CoreImpl.getInstance();
Pair<SemanticsServer.Proxy, InterfaceRequest<SemanticsServer>> server =
SemanticsServer.MANAGER.getInterfaceRequest(core);
mDartServiceProvider.connectToService(
SemanticsServer.MANAGER.getName(), server.second.passHandle());
return server.first;
}
private void postRun() {
Core core = CoreImpl.getInstance();
// Connect to the ApplicationMessages service exported by the Flutter framework
Pair<ApplicationMessages.Proxy, InterfaceRequest<ApplicationMessages>> appMessages =
ApplicationMessages.MANAGER.getInterfaceRequest(core);
mDartServiceProvider.connectToService(
ApplicationMessages.MANAGER.getName(), appMessages.second.passHandle());
mFlutterAppMessages = appMessages.first;
}
/** @see Shell#connectToApplication(String, InterfaceRequest, ServiceProvider) */
@Override
public void connectToApplication(
String applicationUrl,
InterfaceRequest<ServiceProvider> services,
ServiceProvider exposedServices) {
int exposedServicesHandle = CoreImpl.INVALID_HANDLE;
if (exposedServices != null) {
if (exposedServices instanceof ServiceProvider.Proxy) {
ServiceProvider.Proxy proxy = (ServiceProvider.Proxy) exposedServices;
exposedServicesHandle = proxy.getProxyHandler().passHandle().releaseNativeHandle();
} else {
Pair<MessagePipeHandle, MessagePipeHandle> pipes =
CoreImpl.getInstance().createMessagePipe(null);
ServiceProvider.MANAGER.bind(exposedServices, pipes.first);
exposedServicesHandle = pipes.second.releaseNativeHandle();
}
}
nativeConnectToApplication(
applicationUrl,
services == null ? CoreImpl.INVALID_HANDLE : services.passHandle().releaseNativeHandle(),
exposedServicesHandle);
}
public void destroy() {
if (discoveryReceiver != null) {
getContext().unregisterReceiver(discoveryReceiver);
}
if (mPlatformServiceProviderBinding != null) {
mPlatformServiceProviderBinding.unbind().close();
mPlatformServiceProvider.unbindServices();
}
if (mViewServiceProviderBinding != null) {
mViewServiceProviderBinding.unbind().close();
mViewServiceProvider.unbindServices();
}
getHolder().removeCallback(mSurfaceCallback);
nativeDetach(mNativePlatformView);
mNativePlatformView = 0;
mSkyEngine.close();
mDartServiceProvider.close();
mFlutterAppMessages.close();
}
private void preRun() {
if (mPlatformServiceProviderBinding != null) {
mPlatformServiceProviderBinding.unbind().close();
mPlatformServiceProvider.unbindServices();
}
if (mViewServiceProviderBinding != null) {
mViewServiceProviderBinding.unbind().close();
mViewServiceProvider.unbindServices();
}
if (mDartServiceProvider != null) {
mDartServiceProvider.close();
}
Core core = CoreImpl.getInstance();
Pair<ServiceProvider.Proxy, InterfaceRequest<ServiceProvider>> dartServiceProvider =
ServiceProvider.MANAGER.getInterfaceRequest(core);
mDartServiceProvider = dartServiceProvider.first;
Pair<ServiceProvider.Proxy, InterfaceRequest<ServiceProvider>> platformServiceProvider =
ServiceProvider.MANAGER.getInterfaceRequest(core);
mPlatformServiceProviderBinding =
ServiceProvider.MANAGER.bind(mPlatformServiceProvider, platformServiceProvider.second);
Pair<ServiceProvider.Proxy, InterfaceRequest<ServiceProvider>> viewServiceProvider =
ServiceProvider.MANAGER.getInterfaceRequest(core);
mViewServiceProviderBinding =
ServiceProvider.MANAGER.bind(mViewServiceProvider, viewServiceProvider.second);
ServicesData services = new ServicesData();
services.incomingServices = platformServiceProvider.first;
services.outgoingServices = dartServiceProvider.second;
services.viewServices = viewServiceProvider.first;
mSkyEngine.setServices(services);
resetAccessibilityTree();
}