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FlutterEngineTerminationHandler Class Reference

`#import <FlutterEngine_Internal.h>`

Inheritance diagram for FlutterEngineTerminationHandler:

## Instance Methods
(instancetype) | - initWithEngine:terminator:
(void) | - handleRequestAppExitMethodCall:result:
(void) | - requestApplicationTermination:exitType:result:

## Properties
BOOL | shouldTerminate
BOOL | acceptingRequests

## Detailed Description

A handler interface for handling application termination that the FlutterAppDelegate can use to coordinate an application exit by sending messages through the platform channel managed by the engine.

Definition at line 194 of file FlutterEngine.mm.

## Method Documentation

## ◆ handleRequestAppExitMethodCall:result:

- (void) handleRequestAppExitMethodCall: |  | (NSDictionary<NSString*, id>*) | data
result: |  | (FlutterResult) | result

Definition at line 196 of file FlutterEngine.mm.

219 :(NSDictionary<NSString*, id>*)arguments
220 result:(FlutterResult)result {
221 NSString* type = arguments[@"type"];
222 // Ignore the "exitCode" value in the arguments because AppKit doesn't have
223 // any good way to set the process exit code other than calling exit(), and
224 // that bypasses all of the native applicationShouldExit shutdown events,
225 // etc., which we don't want to skip.
226
227 FlutterAppExitType exitType =
228 [type isEqualTo:@"cancelable"] ? kFlutterAppExitTypeCancelable : kFlutterAppExitTypeRequired;
229
230 [self requestApplicationTermination:[NSApplication sharedApplication]
231 exitType:exitType
232 result:result];
233 }
FlutterResult
void(^ FlutterResult)(id _Nullable result)
Definition: FlutterChannels.h:194

## ◆ initWithEngine:terminator:

- (instancetype) initWithEngine: |  | (FlutterEngine *) | engine
terminator: |  | (nullable FlutterTerminationCallback) | terminator

## ◆ requestApplicationTermination:exitType:result:

- (void) requestApplicationTermination: |  | (NSApplication *) | sender
exitType: |  | (FlutterAppExitType) | type
result: |  | (nullable FlutterResult) | result

## Property Documentation

## ◆ acceptingRequests

- (BOOL) acceptingRequests
| readwritenonatomicassign

Definition at line 63 of file FlutterEngine_Internal.h.

Referenced by flutter::testing::TEST_F().

## ◆ shouldTerminate

- (BOOL) shouldTerminate
| readnonatomicassign

Definition at line 62 of file FlutterEngine_Internal.h.

The documentation for this class was generated from the following files:

- shell/platform/darwin/macos/framework/Source/FlutterEngine.mm
- shell/platform/darwin/macos/framework/Source/FlutterEngine_Internal.h