98 lines
3.8 KiB
Objective-C
98 lines
3.8 KiB
Objective-C
// 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_SHELL_PLATFORM_DARWIN_IOS_FRAMEWORK_HEADERS_FLUTTERHEADLESSDARTRUNNER_H_
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#define FLUTTER_SHELL_PLATFORM_DARWIN_IOS_FRAMEWORK_HEADERS_FLUTTERHEADLESSDARTRUNNER_H_
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#import <Foundation/Foundation.h>
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#import "FlutterBinaryMessenger.h"
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#import "FlutterDartProject.h"
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#import "FlutterEngine.h"
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#import "FlutterMacros.h"
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/**
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* A callback for when FlutterHeadlessDartRunner has attempted to start a Dart
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* Isolate in the background.
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*
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* @param success YES if the Isolate was started and run successfully, NO
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* otherwise.
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*/
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typedef void (^FlutterHeadlessDartRunnerCallback)(BOOL success);
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/**
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* The deprecated FlutterHeadlessDartRunner runs Flutter Dart code with a null rasterizer,
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* and no native drawing surface. It is appropriate for use in running Dart
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* code e.g. in the background from a plugin.
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*
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* Most callers should prefer using `FlutterEngine` directly; this interface exists
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* for legacy support.
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*/
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FLUTTER_DARWIN_EXPORT
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FLUTTER_DEPRECATED("FlutterEngine should be used rather than FlutterHeadlessDartRunner")
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@interface FlutterHeadlessDartRunner : FlutterEngine
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/**
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* Initialize this FlutterHeadlessDartRunner with a `FlutterDartProject`.
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*
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* If the FlutterDartProject is not specified, the FlutterHeadlessDartRunner will attempt to locate
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* the project in a default location.
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*
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* A newly initialized engine will not run the `FlutterDartProject` until either
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* `-runWithEntrypoint:` or `-runWithEntrypoint:libraryURI` is called.
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*
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* @param labelPrefix The label prefix used to identify threads for this instance. Should
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* be unique across FlutterEngine instances
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* @param projectOrNil The `FlutterDartProject` to run.
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*/
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- (instancetype)initWithName:(NSString*)labelPrefix project:(FlutterDartProject*)projectOrNil;
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/**
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* Initialize this FlutterHeadlessDartRunner with a `FlutterDartProject`.
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*
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* If the FlutterDartProject is not specified, the FlutterHeadlessDartRunner will attempt to locate
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* the project in a default location.
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*
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* A newly initialized engine will not run the `FlutterDartProject` until either
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* `-runWithEntrypoint:` or `-runWithEntrypoint:libraryURI` is called.
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*
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* @param labelPrefix The label prefix used to identify threads for this instance. Should
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* be unique across FlutterEngine instances
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* @param projectOrNil The `FlutterDartProject` to run.
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* @param allowHeadlessExecution Must be set to `YES`.
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*/
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- (instancetype)initWithName:(NSString*)labelPrefix
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project:(FlutterDartProject*)projectOrNil
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allowHeadlessExecution:(BOOL)allowHeadlessExecution;
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/**
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* Initialize this FlutterHeadlessDartRunner with a `FlutterDartProject`.
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*
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* If the FlutterDartProject is not specified, the FlutterHeadlessDartRunner will attempt to locate
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* the project in a default location.
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*
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* A newly initialized engine will not run the `FlutterDartProject` until either
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* `-runWithEntrypoint:` or `-runWithEntrypoint:libraryURI` is called.
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*
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* @param labelPrefix The label prefix used to identify threads for this instance. Should
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* be unique across FlutterEngine instances
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* @param projectOrNil The `FlutterDartProject` to run.
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* @param allowHeadlessExecution Must be set to `YES`.
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* @param restorationEnabled Must be set to `NO`.
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*/
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- (instancetype)initWithName:(NSString*)labelPrefix
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project:(FlutterDartProject*)projectOrNil
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allowHeadlessExecution:(BOOL)allowHeadlessExecution
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restorationEnabled:(BOOL)restorationEnabled NS_DESIGNATED_INITIALIZER;
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/**
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* Not recommended for use - will initialize with a default label ("io.flutter.headless")
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* and the default FlutterDartProject.
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*/
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- (instancetype)init;
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@end
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#endif // FLUTTER_SHELL_PLATFORM_DARWIN_IOS_FRAMEWORK_HEADERS_FLUTTERHEADLESSDARTRUNNER_H_
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