init
This commit is contained in:
唐明明
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// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef FLUTTER_FLUTTERPLUGIN_H_
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#define FLUTTER_FLUTTERPLUGIN_H_
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#import <UIKit/UIKit.h>
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#import <UserNotifications/UNUserNotificationCenter.h>
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#import "FlutterBinaryMessenger.h"
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#import "FlutterChannels.h"
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#import "FlutterCodecs.h"
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#import "FlutterPlatformViews.h"
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#import "FlutterTexture.h"
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NS_ASSUME_NONNULL_BEGIN
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@protocol FlutterPluginRegistrar;
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@protocol FlutterPluginRegistry;
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#pragma mark -
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/**
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* Protocol for listener of events from the UIApplication, typically a FlutterPlugin.
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*/
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@protocol FlutterApplicationLifeCycleDelegate
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#if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_10_0
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<UNUserNotificationCenterDelegate>
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#endif
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@optional
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*
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* @return `NO` if this vetoes application launch.
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*/
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- (BOOL)application:(UIApplication*)application
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didFinishLaunchingWithOptions:(NSDictionary*)launchOptions;
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*
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* @return `NO` if this vetoes application launch.
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*/
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- (BOOL)application:(UIApplication*)application
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willFinishLaunchingWithOptions:(NSDictionary*)launchOptions;
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*/
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- (void)applicationDidBecomeActive:(UIApplication*)application;
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*/
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- (void)applicationWillResignActive:(UIApplication*)application;
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*/
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- (void)applicationDidEnterBackground:(UIApplication*)application;
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*/
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- (void)applicationWillEnterForeground:(UIApplication*)application;
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/**
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Called if this has been registered for `UIApplicationDelegate` callbacks.
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*/
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- (void)applicationWillTerminate:(UIApplication*)application;
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*/
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- (void)application:(UIApplication*)application
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didRegisterUserNotificationSettings:(UIUserNotificationSettings*)notificationSettings
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API_DEPRECATED(
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"See -[UIApplicationDelegate application:didRegisterUserNotificationSettings:] deprecation",
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ios(8.0, 10.0));
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*/
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- (void)application:(UIApplication*)application
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didRegisterForRemoteNotificationsWithDeviceToken:(NSData*)deviceToken;
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*/
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- (void)application:(UIApplication*)application
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didFailToRegisterForRemoteNotificationsWithError:(NSError*)error;
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*
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* @return `YES` if this handles the request.
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*/
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- (BOOL)application:(UIApplication*)application
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didReceiveRemoteNotification:(NSDictionary*)userInfo
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fetchCompletionHandler:(void (^)(UIBackgroundFetchResult result))completionHandler;
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/**
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* Calls all plugins registered for `UIApplicationDelegate` callbacks.
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*/
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- (void)application:(UIApplication*)application
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didReceiveLocalNotification:(UILocalNotification*)notification
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API_DEPRECATED(
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"See -[UIApplicationDelegate application:didReceiveLocalNotification:] deprecation",
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ios(4.0, 10.0));
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*
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* @return `YES` if this handles the request.
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*/
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- (BOOL)application:(UIApplication*)application
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openURL:(NSURL*)url
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options:(NSDictionary<UIApplicationOpenURLOptionsKey, id>*)options;
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*
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* @return `YES` if this handles the request.
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*/
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- (BOOL)application:(UIApplication*)application handleOpenURL:(NSURL*)url;
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*
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* @return `YES` if this handles the request.
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*/
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- (BOOL)application:(UIApplication*)application
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openURL:(NSURL*)url
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sourceApplication:(NSString*)sourceApplication
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annotation:(id)annotation;
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*
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* @return `YES` if this handles the request.
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*/
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- (BOOL)application:(UIApplication*)application
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performActionForShortcutItem:(UIApplicationShortcutItem*)shortcutItem
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completionHandler:(void (^)(BOOL succeeded))completionHandler
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API_AVAILABLE(ios(9.0));
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*
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* @return `YES` if this handles the request.
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*/
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- (BOOL)application:(UIApplication*)application
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handleEventsForBackgroundURLSession:(nonnull NSString*)identifier
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completionHandler:(nonnull void (^)(void))completionHandler;
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*
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* @return `YES` if this handles the request.
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*/
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- (BOOL)application:(UIApplication*)application
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performFetchWithCompletionHandler:(void (^)(UIBackgroundFetchResult result))completionHandler;
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/**
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* Called if this has been registered for `UIApplicationDelegate` callbacks.
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*
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* @return `YES` if this handles the request.
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*/
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- (BOOL)application:(UIApplication*)application
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continueUserActivity:(NSUserActivity*)userActivity
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restorationHandler:(void (^)(NSArray*))restorationHandler;
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@end
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#pragma mark -
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/**
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* A plugin registration callback.
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*
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* Used for registering plugins with additional instances of
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* `FlutterPluginRegistry`.
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*
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* @param registry The registry to register plugins with.
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*/
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typedef void (*FlutterPluginRegistrantCallback)(NSObject<FlutterPluginRegistry>* registry);
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#pragma mark -
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/**
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* Implemented by the iOS part of a Flutter plugin.
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*
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* Defines a set of optional callback methods and a method to set up the plugin
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* and register it to be called by other application components.
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*/
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@protocol FlutterPlugin <NSObject, FlutterApplicationLifeCycleDelegate>
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@required
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/**
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* Registers this plugin using the context information and callback registration
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* methods exposed by the given registrar.
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*
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* The registrar is obtained from a `FlutterPluginRegistry` which keeps track of
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* the identity of registered plugins and provides basic support for cross-plugin
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* coordination.
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*
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* The caller of this method, a plugin registrant, is usually autogenerated by
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* Flutter tooling based on declared plugin dependencies. The generated registrant
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* asks the registry for a registrar for each plugin, and calls this method to
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* allow the plugin to initialize itself and register callbacks with application
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* objects available through the registrar protocol.
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*
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* @param registrar A helper providing application context and methods for
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* registering callbacks.
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*/
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+ (void)registerWithRegistrar:(NSObject<FlutterPluginRegistrar>*)registrar;
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@optional
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/**
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* Set a callback for registering plugins to an additional `FlutterPluginRegistry`,
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* including headless `FlutterEngine` instances.
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*
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* This method is typically called from within an application's `AppDelegate` at
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* startup to allow for plugins which create additional `FlutterEngine` instances
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* to register the application's plugins.
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*
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* @param callback A callback for registering some set of plugins with a
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* `FlutterPluginRegistry`.
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*/
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+ (void)setPluginRegistrantCallback:(FlutterPluginRegistrantCallback)callback;
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@optional
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/**
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* Called if this plugin has been registered to receive `FlutterMethodCall`s.
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*
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* @param call The method call command object.
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* @param result A callback for submitting the result of the call.
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*/
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- (void)handleMethodCall:(FlutterMethodCall*)call result:(FlutterResult)result;
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@optional
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/**
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* Called when a plugin is being removed from a `FlutterEngine`, which is
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* usually the result of the `FlutterEngine` being deallocated. This method
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* provides the opportunity to do necessary cleanup.
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*
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* You will only receive this method if you registered your plugin instance with
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* the `FlutterEngine` via `-[FlutterPluginRegistry publish:]`.
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*
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* @param registrar The registrar that was used to publish the plugin.
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*
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*/
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- (void)detachFromEngineForRegistrar:(NSObject<FlutterPluginRegistrar>*)registrar;
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@end
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#pragma mark -
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/**
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* How the UIGestureRecognizers of a platform view are blocked.
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*
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* UIGestureRecognizers of platform views can be blocked based on decisions made by the
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* Flutter Framework (e.g. When an interact-able widget is covering the platform view).
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*/
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typedef enum {
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/**
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* Flutter blocks all the UIGestureRecognizers on the platform view as soon as it
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* decides they should be blocked.
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*
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* With this policy, only the `touchesBegan` method for all the UIGestureRecognizers is guaranteed
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* to be called.
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*/
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FlutterPlatformViewGestureRecognizersBlockingPolicyEager,
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/**
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* Flutter blocks the platform view's UIGestureRecognizers from recognizing only after
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* touchesEnded was invoked.
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*
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* This results in the platform view's UIGestureRecognizers seeing the entire touch sequence,
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* but never recognizing the gesture (and never invoking actions).
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*/
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FlutterPlatformViewGestureRecognizersBlockingPolicyWaitUntilTouchesEnded,
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} FlutterPlatformViewGestureRecognizersBlockingPolicy;
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#pragma mark -
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/**
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* Registration context for a single `FlutterPlugin`, providing a one stop shop
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* for the plugin to access contextual information and register callbacks for
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* various application events.
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*
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* Registrars are obtained from a `FlutterPluginRegistry` which keeps track of
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* the identity of registered plugins and provides basic support for cross-plugin
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* coordination.
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*/
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@protocol FlutterPluginRegistrar <NSObject>
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/**
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* Returns a `FlutterBinaryMessenger` for creating Dart/iOS communication
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* channels to be used by the plugin.
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*
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* @return The messenger.
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*/
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- (NSObject<FlutterBinaryMessenger>*)messenger;
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/**
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* Returns a `FlutterTextureRegistry` for registering textures
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* provided by the plugin.
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*
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* @return The texture registry.
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*/
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- (NSObject<FlutterTextureRegistry>*)textures;
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/**
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* Registers a `FlutterPlatformViewFactory` for creation of platform views.
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*
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* Plugins expose `UIView` for embedding in Flutter apps by registering a view factory.
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*
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* @param factory The view factory that will be registered.
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* @param factoryId A unique identifier for the factory, the Dart code of the Flutter app can use
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* this identifier to request creation of a `UIView` by the registered factory.
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*/
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- (void)registerViewFactory:(NSObject<FlutterPlatformViewFactory>*)factory
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withId:(NSString*)factoryId;
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/**
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* Registers a `FlutterPlatformViewFactory` for creation of platform views.
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*
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* Plugins can expose a `UIView` for embedding in Flutter apps by registering a view factory.
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*
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* @param factory The view factory that will be registered.
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* @param factoryId A unique identifier for the factory, the Dart code of the Flutter app can use
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* this identifier to request creation of a `UIView` by the registered factory.
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* @param gestureRecognizersBlockingPolicy How UIGestureRecognizers on the platform views are
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* blocked.
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*
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*/
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- (void)registerViewFactory:(NSObject<FlutterPlatformViewFactory>*)factory
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withId:(NSString*)factoryId
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gestureRecognizersBlockingPolicy:
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(FlutterPlatformViewGestureRecognizersBlockingPolicy)gestureRecognizersBlockingPolicy;
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/**
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* Publishes a value for external use of the plugin.
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*
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* Plugins may publish a single value, such as an instance of the
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* plugin's main class, for situations where external control or
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* interaction is needed.
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*
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* The published value will be available from the `FlutterPluginRegistry`.
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* Repeated calls overwrite any previous publication.
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*
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* @param value The value to be published.
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*/
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- (void)publish:(NSObject*)value;
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/**
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* Registers the plugin as a receiver of incoming method calls from the Dart side
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* on the specified `FlutterMethodChannel`.
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*
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* @param delegate The receiving object, such as the plugin's main class.
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* @param channel The channel
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*/
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- (void)addMethodCallDelegate:(NSObject<FlutterPlugin>*)delegate
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channel:(FlutterMethodChannel*)channel;
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/**
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* Registers the plugin as a receiver of `UIApplicationDelegate` calls.
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*
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* @param delegate The receiving object, such as the plugin's main class.
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*/
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- (void)addApplicationDelegate:(NSObject<FlutterPlugin>*)delegate;
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/**
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* Returns the file name for the given asset.
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* The returned file name can be used to access the asset in the application's main bundle.
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*
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* @param asset The name of the asset. The name can be hierarchical.
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* @return the file name to be used for lookup in the main bundle.
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*/
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- (NSString*)lookupKeyForAsset:(NSString*)asset;
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/**
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* Returns the file name for the given asset which originates from the specified package.
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* The returned file name can be used to access the asset in the application's main bundle.
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*
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*
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* @param asset The name of the asset. The name can be hierarchical.
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* @param package The name of the package from which the asset originates.
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* @return the file name to be used for lookup in the main bundle.
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*/
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- (NSString*)lookupKeyForAsset:(NSString*)asset fromPackage:(NSString*)package;
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@end
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#pragma mark -
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/**
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* A registry of Flutter iOS plugins.
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*
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* Plugins are identified by unique string keys, typically the name of the
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* plugin's main class. The registry tracks plugins by this key, mapping it to
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* a value published by the plugin during registration, if any. This provides a
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* very basic means of cross-plugin coordination with loose coupling between
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* unrelated plugins.
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*
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* Plugins typically need contextual information and the ability to register
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* callbacks for various application events. To keep the API of the registry
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* focused, these facilities are not provided directly by the registry, but by
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* a `FlutterPluginRegistrar`, created by the registry in exchange for the unique
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* key of the plugin.
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*
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* There is no implied connection between the registry and the registrar.
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* Specifically, callbacks registered by the plugin via the registrar may be
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* relayed directly to the underlying iOS application objects.
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*/
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@protocol FlutterPluginRegistry <NSObject>
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/**
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* Returns a registrar for registering a plugin.
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*
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* @param pluginKey The unique key identifying the plugin.
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*/
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- (nullable NSObject<FlutterPluginRegistrar>*)registrarForPlugin:(NSString*)pluginKey;
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/**
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* Returns whether the specified plugin has been registered.
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*
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* @param pluginKey The unique key identifying the plugin.
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* @return `YES` if `registrarForPlugin` has been called with `pluginKey`.
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*/
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- (BOOL)hasPlugin:(NSString*)pluginKey;
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/**
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* Returns a value published by the specified plugin.
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*
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* @param pluginKey The unique key identifying the plugin.
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* @return An object published by the plugin, if any. Will be `NSNull` if
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* nothing has been published. Will be `nil` if the plugin has not been
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* registered.
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*/
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- (nullable NSObject*)valuePublishedByPlugin:(NSString*)pluginKey;
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@end
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#pragma mark -
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/**
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||||
* Implement this in the `UIAppDelegate` of your app to enable Flutter plugins to register
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||||
* themselves to the application life cycle events.
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||||
*
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||||
* For plugins to receive events from `UNUserNotificationCenter`, register this as the
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* `UNUserNotificationCenterDelegate`.
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||||
*/
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@protocol FlutterAppLifeCycleProvider
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||||
#if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_10_0
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<UNUserNotificationCenterDelegate>
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#endif
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||||
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||||
/**
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||||
* Called when registering a new `FlutterApplicaitonLifeCycleDelegate`.
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*
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* See also: `-[FlutterAppDelegate addApplicationLifeCycleDelegate:]`
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||||
*/
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- (void)addApplicationLifeCycleDelegate:(NSObject<FlutterApplicationLifeCycleDelegate>*)delegate;
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@end
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||||
NS_ASSUME_NONNULL_END
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||||
|
||||
#endif // FLUTTER_FLUTTERPLUGIN_H_
|
||||
Reference in New Issue
Block a user