/* * 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 "FLB2FlutterApplication.h" #import "FlutterBoost2.h" #import "FLB2FlutterContainerManager.h" #import "FLB2FlutterEngine.h" @interface FLB2FlutterApplication() @property (nonatomic,strong) FLB2FlutterContainerManager *manager; @property (nonatomic,strong) id<FLB2FlutterProvider> viewProvider; @property (nonatomic,assign) BOOL isRunning; @property (nonatomic,strong) NSMutableDictionary *pageResultCallbacks; @property (nonatomic,strong) NSMutableDictionary *callbackCache; @end @implementation FLB2FlutterApplication + (FLB2FlutterApplication *)sharedApplication { static FLB2FlutterApplication *instance = nil; static dispatch_once_t onceToken; dispatch_once(&onceToken, ^{ instance = [self new]; }); return instance; } - (BOOL)isRunning { return _isRunning; } - (id)flutterProvider { return _viewProvider; } - (void)startFlutterWithPlatform:(id<FLB2Platform>)platform onStart:(void (^)(id<FlutterBinaryMessenger,FlutterTextureRegistry,FlutterPluginRegistry> _Nonnull))callback { static dispatch_once_t onceToken; dispatch_once(&onceToken, ^{ self.platform = platform; self.viewProvider = [[FLB2FlutterEngine alloc] initWithPlatform:platform]; self.isRunning = YES; if(callback) callback(self.viewProvider.engine); }); } - (instancetype)init { if (self = [super init]) { _manager = [FLB2FlutterContainerManager new]; _pageResultCallbacks = NSMutableDictionary.new; _callbackCache = NSMutableDictionary.new; [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(applicationWillEnterForeground:) name:UIApplicationWillEnterForegroundNotification object:nil]; [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(applicationDidEnterBackground:) name:UIApplicationDidEnterBackgroundNotification object:nil]; } return self; } - (void)dealloc { [[NSNotificationCenter defaultCenter] removeObserver:self name:UIApplicationWillEnterForegroundNotification object:nil]; [[NSNotificationCenter defaultCenter] removeObserver:self name:UIApplicationDidEnterBackgroundNotification object:nil]; } - (UIView *)flutterView { return [self flutterViewController].view; } - (void)applicationDidEnterBackground:(UIApplication *)application { [self.viewProvider didEnterBackground]; } - (void)applicationWillEnterForeground:(UIApplication *)application { [self.viewProvider willEnterForeground]; } - (BOOL)contains:(id<FLBFlutterContainer>)vc { return [_manager contains:vc]; } - (void)addUniqueViewController:(id<FLBFlutterContainer>)vc { return [_manager addUnique:vc]; } - (void)removeViewController:(id<FLBFlutterContainer>)vc { return [_manager remove:vc]; } - (BOOL)isTop:(NSString *)pageId { return [_manager.peak isEqual:pageId]; } - (void)pause { [self.viewProvider pause]; } - (void)resume { [self.viewProvider resume]; } - (void)inactive { [self.viewProvider inactive]; } - (FlutterViewController *)flutterViewController { return self.flutterProvider.engine.viewController; } - (void)close:(NSString *)uniqueId result:(NSDictionary *)result exts:(NSDictionary *)exts completion:(void (^)(BOOL))completion { [self.platform close:uniqueId result:result exts:exts completion:completion]; if(_pageResultCallbacks[uniqueId]){ void (^cb)(NSDictionary *) = _pageResultCallbacks[uniqueId]; cb(result); [_pageResultCallbacks removeObjectForKey:uniqueId]; } } - (void)open:(NSString *)url urlParams:(NSDictionary *)urlParams exts:(NSDictionary *)exts reult:(void (^)(NSDictionary *))resultCallback completion:(void (^)(BOOL))completion { NSString *cid = urlParams[@"__calback_id__"]; if(!cid){ static int64_t sCallbackID = 1; cid = @(sCallbackID).stringValue; sCallbackID += 2; } _callbackCache[cid] = resultCallback; [self.platform open:url urlParams:urlParams exts:exts completion:completion]; } - (void)didInitPageContainer:(NSString *)url params:(NSDictionary *)urlParams uniqueId:(NSString *)uniqueId { NSString *cid = urlParams[@"__calback_id__"]; if(cid && _callbackCache[cid]){ _pageResultCallbacks[uniqueId] = _callbackCache[cid]; [_callbackCache removeObjectForKey:cid]; } } - (void)willDeallocPageContainer:(NSString *)url params:(NSDictionary *)params uniqueId:(NSString *)uniqueId { if(_pageResultCallbacks[uniqueId]){ void (^cb)(NSDictionary *) = _pageResultCallbacks[uniqueId]; cb(@{}); [_pageResultCallbacks removeObjectForKey:uniqueId]; } } @end