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Add Voice Over related change to AccessibilityManager.

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Reviewed By: @hedgerwang

Differential Revision: D2491520
This commit is contained in:
Chace Liang 2015-10-01 18:07:06 -07:00 committed by facebook-github-bot-8
parent 626b551ff2
commit 8221c33650
2 changed files with 28 additions and 0 deletions
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2
React/Modules/RCTAccessibilityManager.h
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@ -21,6 +21,8 @@ extern NSString *const RCTAccessibilityManagerDidUpdateMultiplierNotification; /
/// map from UIKit categories to multipliers /// map from UIKit categories to multipliers
@property (nonatomic, copy) NSDictionary *multipliers; @property (nonatomic, copy) NSDictionary *multipliers;
@property (nonatomic, assign) BOOL isVoiceOverEnabled;
@end @end
@interface RCTBridge (RCTAccessibilityManager) @interface RCTBridge (RCTAccessibilityManager)

26
React/Modules/RCTAccessibilityManager.m
View File

@ -9,6 +9,8 @@
#import "RCTAccessibilityManager.h" #import "RCTAccessibilityManager.h"
#import "RCTBridge.h"
#import "RCTEventDispatcher.h"
#import "RCTLog.h" #import "RCTLog.h"
NSString *const RCTAccessibilityManagerDidUpdateMultiplierNotification = @"RCTAccessibilityManagerDidUpdateMultiplierNotification"; NSString *const RCTAccessibilityManagerDidUpdateMultiplierNotification = @"RCTAccessibilityManagerDidUpdateMultiplierNotification";
@ -24,6 +26,7 @@ NSString *const RCTAccessibilityManagerDidUpdateMultiplierNotification = @"RCTAc
@synthesize bridge = _bridge; @synthesize bridge = _bridge;
@synthesize multipliers = _multipliers; @synthesize multipliers = _multipliers;
@synthesize isVoiceOverEnabled = _isVoiceOverEnabled;
RCT_EXPORT_MODULE() RCT_EXPORT_MODULE()
@ -61,7 +64,14 @@ RCT_EXPORT_MODULE()
selector:@selector(didReceiveNewContentSizeCategory:) selector:@selector(didReceiveNewContentSizeCategory:)
name:UIContentSizeCategoryDidChangeNotification name:UIContentSizeCategoryDidChangeNotification
object:[UIApplication sharedApplication]]; object:[UIApplication sharedApplication]];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(didReceiveNewVoiceOverStatus:)
name:UIAccessibilityVoiceOverStatusChanged
object:nil];
self.contentSizeCategory = [UIApplication sharedApplication].preferredContentSizeCategory; self.contentSizeCategory = [UIApplication sharedApplication].preferredContentSizeCategory;
_isVoiceOverEnabled = UIAccessibilityIsVoiceOverRunning();
} }
return self; return self;
} }
@ -76,6 +86,16 @@ RCT_EXPORT_MODULE()
self.contentSizeCategory = note.userInfo[UIContentSizeCategoryNewValueKey]; self.contentSizeCategory = note.userInfo[UIContentSizeCategoryNewValueKey];
} }
- (void)didReceiveNewVoiceOverStatus:(NSNotification *)notification
{
BOOL newIsVoiceOverEnabled = UIAccessibilityIsVoiceOverRunning();
if (_isVoiceOverEnabled != newIsVoiceOverEnabled) {
_isVoiceOverEnabled = newIsVoiceOverEnabled;
[_bridge.eventDispatcher sendDeviceEventWithName:@"voiceOverDidChange"
body:@(_isVoiceOverEnabled)];
}
}
- (void)setContentSizeCategory:(NSString *)contentSizeCategory - (void)setContentSizeCategory:(NSString *)contentSizeCategory
{ {
if (_contentSizeCategory != contentSizeCategory) { if (_contentSizeCategory != contentSizeCategory) {
@ -145,6 +165,12 @@ RCT_EXPORT_METHOD(getMultiplier:(RCTResponseSenderBlock)callback)
} }
} }
RCT_EXPORT_METHOD(getCurrentVoiceOverState:(RCTResponseSenderBlock)callback
error:(__unused RCTResponseSenderBlock)error)
{
callback(@[@(_isVoiceOverEnabled)]);
}
@end @end
@implementation RCTBridge (RCTAccessibilityManager) @implementation RCTBridge (RCTAccessibilityManager)