/* * The MIT License (MIT) * * Copyright (c) 2019 Alibaba Group * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #import "FLBFlutterEngine.h" #import <Flutter/Flutter.h> #import "FLBFlutterViewContainer.h" #import "BoostMessageChannel.h" @interface FLBFlutterEngine() @property (nonatomic,strong) FlutterEngine *engine; @property (nonatomic,strong) FLBFlutterViewContainer *dummy; @end @implementation FLBFlutterEngine - (instancetype)initWithPlatform:(id<FLBPlatform> _Nullable)platform engine:(FlutterEngine * _Nullable)engine { #pragma clang diagnostic push #pragma clang diagnostic ignored "-Warc-performSelector-leaks" if (self = [super init]) { if(!engine){ _engine = [[FlutterEngine alloc] initWithName:@"io.flutter" project:nil]; }else{ _engine = engine; } if(platform && [platform respondsToSelector: @selector(entryForDart)] && platform.entryForDart){ [_engine runWithEntrypoint:platform.entryForDart]; }else{ [_engine runWithEntrypoint:nil]; } // _dummy = [[FLBFlutterViewContainer alloc] initWithEngine:_engine // nibName:nil // bundle:nil]; // _dummy.name = kIgnoreMessageWithName; } return self; #pragma clang diagnostic pop } - (instancetype)init { return [self initWithPlatform:nil engine:nil]; } - (void)pause { [[_engine lifecycleChannel] sendMessage:@"AppLifecycleState.paused"]; [self detach]; } - (void)resume { [[_engine lifecycleChannel] sendMessage:@"AppLifecycleState.resumed"]; } - (void)inactive { [[_engine lifecycleChannel] sendMessage:@"AppLifecycleState.inactive"]; } - (void)didEnterBackground { [BoostMessageChannel sendEvent:@"lifecycle" arguments:@{@"type":@"background"}]; } - (void)willEnterForeground { [BoostMessageChannel sendEvent:@"lifecycle" arguments:@{@"type":@"foreground"}]; } - (BOOL)atacheToViewController:(FlutterViewController *)vc { if(_engine.viewController != vc){ _engine.viewController = vc; return YES; } return NO; } - (void)detach { if(_engine.viewController != _dummy){ [(FLBFlutterViewContainer *)_engine.viewController surfaceUpdated:NO]; _engine.viewController = _dummy; } } - (void)prepareEngineIfNeeded { // [(FLBFlutterViewContainer *)_engine.viewController surfaceUpdated:NO]; // NSLog(@"[XDEBUG]---surface changed--reset-"); // [self detach]; } - (void)dealloc{ [self.engine setViewController:nil]; } @end