FlutterSwitchSemanticsObject Class Reference

#import <SemanticsObject.h>

Inheritance diagram for FlutterSwitchSemanticsObject:

Instance Methods
(instancetype)	- initWithBridge:uid: [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)	- initWithBridge:uid:
(void)	- dealloc [implementation]
(void)	- setChildren: [implementation]
(void)	- setChildrenInHitTestOrder: [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]
(NSString *)	- accessibilityValue [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
SemanticsObjectContainer *	container [implementation]

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 98 of file SemanticsObject.mm.

                                             {
  self.nativeSwitch.enabled = self.node.HasFlag(flutter::SemanticsFlags::kIsEnabled);
 
  return self.nativeSwitch.accessibilityTraits;
}

accessibilityValue

- (NSString *) accessibilityValue

implementation

Reimplemented from SemanticsObject.

Definition at line 98 of file SemanticsObject.mm.

                                {
  self.nativeSwitch.on = self.node.HasFlag(flutter::SemanticsFlags::kIsToggled) ||
                         self.node.HasFlag(flutter::SemanticsFlags::kIsChecked);
 
  if (![self isAccessibilityBridgeAlive]) {
    return nil;
  } else {
    return self.nativeSwitch.accessibilityValue;
  }
}

forwardInvocation:

- (void) forwardInvocation: (NSInvocation*)  anInvocation

implementation

Definition at line 98 of file SemanticsObject.mm.

                         :(NSInvocation*)anInvocation {
  anInvocation.target = self.nativeSwitch;
  [anInvocation invoke];
}

initWithBridge:uid:

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

implementation

Reimplemented from SemanticsObject.

Definition at line 98 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 98 of file SemanticsObject.mm.

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

Property Documentation

nativeSwitch

- (UISwitch*) nativeSwitch

readnonatomicretainimplementation

Definition at line 98 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