Flutter macOS Embedder
FlutterKeyPrimaryResponder.h
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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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#import <Cocoa/Cocoa.h>
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typedef
void (^
FlutterAsyncKeyCallback
)(BOOL handled);
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/**
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* An interface for a responder that can process a key event and decides whether
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* to handle an event asynchronously.
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*
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* To use this class, add it to a |FlutterKeyboardManager| with |addPrimaryResponder|.
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*/
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@protocol
FlutterKeyPrimaryResponder
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/**
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* Process the event.
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*
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* The |callback| should be called with a value that indicates whether the
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* responder has handled the given event. The |callback| must be called exactly
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* once, and can be called before the return of this method, or after.
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*/
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@required
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- (void)handleEvent:(nonnull NSEvent*)event callback:(nonnull
FlutterAsyncKeyCallback
)callback;
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/**
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* Synchronize the modifier flags if necessary. The new modifier flag would usually come from mouse
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* event and may be out of sync with current keyboard state if the modifier flags have changed while
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* window was not key.
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*/
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@required
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- (void)syncModifiersIfNeeded:(NSEventModifierFlags)modifierFlags
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timestamp:(NSTimeInterval)timestamp;
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/* A map from macOS key code to logical keyboard.
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*
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* The map is assigned on initialization, and updated when the user changes
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* keyboard type or layout. The responder should prioritize this map when
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* deriving logical keys.
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*/
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@required
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@property
(nonatomic, nullable, strong) NSMutableDictionary<NSNumber*, NSNumber*>*
layoutMap
;
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@end
FlutterKeyPrimaryResponder-p
Definition:
FlutterKeyPrimaryResponder.h:15
FlutterAsyncKeyCallback
void(^ FlutterAsyncKeyCallback)(BOOL handled)
Definition:
FlutterKeyPrimaryResponder.h:7
FlutterKeyPrimaryResponder-p::layoutMap
NSMutableDictionary< NSNumber *, NSNumber * > * layoutMap
Definition:
FlutterKeyPrimaryResponder.h:43
shell
platform
darwin
macos
framework
Source
FlutterKeyPrimaryResponder.h
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