FlutterSwitchSemanticsObject Class Reference

#include <SemanticsObject.h>

Inheritance diagram for FlutterSwitchSemanticsObject:

Instance Methods
(instancetype)	- initWithBridge:uid: [implementation]
(void)	- dealloc [implementation]
(NSMethodSignature *)	- methodSignatureForSelector: [implementation]
(void)	- forwardInvocation: [implementation]
(NSString *)	- accessibilityValue [implementation]
(UIAccessibilityTraits)	- accessibilityTraits [implementation]
Instance Methods inherited from SemanticsObject
(BOOL)	- isAccessibilityBridgeAlive
(void)	- setSemanticsNode:
(void)	- replaceChildAtIndex:withChild:
(BOOL)	- nodeWillCauseLayoutChange:
(BOOL)	- nodeWillCauseScroll:
(BOOL)	- nodeShouldTriggerAnnouncement:
(void)	- collectRoutes:
(NSString *)	- routeName
(BOOL)	- onCustomAccessibilityAction:
(void)	- accessibilityBridgeDidFinishUpdate
((unavailable("Use initWithBridge instead")	- __attribute__
(instancetype)	- init [implementation]
(void)	- setChildren: [implementation]
(void)	- setChildrenInHitTestOrder: [implementation]
(void)	- privateSetParent: [implementation]
(NSAttributedString *)	- createAttributedStringFromString:withAttributes: [implementation]
(void)	- showOnScreen [implementation]
(BOOL)	- isAccessibilityElement [implementation]
(bool)	- isFocusable [implementation]
(NSString *)	- accessibilityIdentifier [implementation]
(NSString *)	- accessibilityLabel [implementation]
(bool)	- containsPoint: [implementation]
(id)	- search: [implementation]
(id)	- _accessibilityHitTest:withEvent: [implementation]
(BOOL)	- accessibilityScrollToVisible [implementation]
(BOOL)	- accessibilityScrollToVisibleWithChild: [implementation]
(NSAttributedString *)	- accessibilityAttributedLabel [implementation]
(NSString *)	- accessibilityHint [implementation]
(NSAttributedString *)	- accessibilityAttributedHint [implementation]
(NSAttributedString *)	- accessibilityAttributedValue [implementation]
(CGRect)	- accessibilityFrame [implementation]
(CGRect)	- globalRect [implementation]
(void)	- setAccessibilityContainer: [implementation]
(id)	- accessibilityContainer [implementation]
(BOOL)	- accessibilityActivate [implementation]
(void)	- accessibilityIncrement [implementation]
(void)	- accessibilityDecrement [implementation]
(BOOL)	- accessibilityScroll: [implementation]
(BOOL)	- accessibilityPerformEscape [implementation]
(void)	- accessibilityElementDidBecomeFocused [implementation]
(void)	- accessibilityElementDidLoseFocus [implementation]

Properties
UISwitch *	nativeSwitch [implementation]
Properties inherited from SemanticsObject
int32_t	uid
SemanticsObject *	parent
fml::WeakPtr< flutter::AccessibilityBridgeIos >	bridge
flutter::SemanticsNode	node
BOOL	hasChildren
NSArray< SemanticsObject * > *	children
NSArray< SemanticsObject * > *	childrenInHitTestOrder
id	nativeAccessibility

Detailed Description

The semantics object for switch buttons. This class creates an UISwitch to interact with the iOS.

Definition at line 182 of file SemanticsObject.h.

Method Documentation

accessibilityTraits

- (UIAccessibilityTraits) accessibilityTraits

implementation

Definition at line 97 of file SemanticsObject.mm.

                                             {
  if ([self node].HasFlag(flutter::SemanticsFlags::kIsEnabled)) {
    _nativeSwitch.enabled = YES;
  } else {
    _nativeSwitch.enabled = NO;
  }
 
  return _nativeSwitch.accessibilityTraits;
}

accessibilityValue

- (NSString *) accessibilityValue

implementation

Reimplemented from SemanticsObject.

Definition at line 97 of file SemanticsObject.mm.

                                {
  if ([self node].HasFlag(flutter::SemanticsFlags::kIsToggled) ||
      [self node].HasFlag(flutter::SemanticsFlags::kIsChecked)) {
    _nativeSwitch.on = YES;
  } else {
    _nativeSwitch.on = NO;
  }
 
  if (![self isAccessibilityBridgeAlive]) {
    return nil;
  } else {
    return _nativeSwitch.accessibilityValue;
  }
}

dealloc

- (void) dealloc

implementation

Reimplemented from SemanticsObject.

Definition at line 97 of file SemanticsObject.mm.

                {
  [_nativeSwitch release];
  [super dealloc];
}

forwardInvocation:

- (void) forwardInvocation: (NSInvocation*)  anInvocation

implementation

Definition at line 97 of file SemanticsObject.mm.

                         :(NSInvocation*)anInvocation {
  [anInvocation setTarget:_nativeSwitch];
  [anInvocation invoke];
}

initWithBridge:uid:

- (instancetype) initWithBridge: (fml::WeakPtr<flutter::AccessibilityBridgeIos>)  bridge uid: (int32_t)  uid

implementation

Reimplemented from SemanticsObject.

Definition at line 97 of file SemanticsObject.mm.

                              :(fml::WeakPtr<flutter::AccessibilityBridgeIos>)bridge
                           uid:(int32_t)uid {
  self = [super initWithBridge:bridge uid:uid];
  if (self) {
    _nativeSwitch = [[UISwitch alloc] init];
  }
  return self;
}

methodSignatureForSelector:

- (NSMethodSignature *) methodSignatureForSelector: (SEL)  sel

implementation

Definition at line 97 of file SemanticsObject.mm.

                                                :(SEL)sel {
  NSMethodSignature* result = [super methodSignatureForSelector:sel];
  if (!result) {
    result = [_nativeSwitch methodSignatureForSelector:sel];
  }
  return result;
}

Property Documentation

nativeSwitch

- (UISwitch*) nativeSwitch

readnonatomicassignimplementation

Provided by category FlutterSwitchSemanticsObject().

Definition at line 97 of file SemanticsObject.mm.

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

• shell/platform/darwin/ios/framework/Source/SemanticsObject.h
• shell/platform/darwin/ios/framework/Source/SemanticsObject.mm