accessible/src/mac/mozHTMLAccessible.mm

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/accessible/src/mac/mozHTMLAccessible.mm	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,120 @@
     1.4 +/* -*- Mode: Objective-C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     1.5 +/* vim:expandtab:shiftwidth=2:tabstop=2:
     1.6 + */
     1.7 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.8 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.9 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
    1.10 +
    1.11 +#import "mozHTMLAccessible.h"
    1.12 +
    1.13 +#import "Accessible-inl.h"
    1.14 +#import "HyperTextAccessible.h"
    1.15 +
    1.16 +#import "nsCocoaUtils.h"
    1.17 +
    1.18 +@implementation mozHeadingAccessible
    1.19 +
    1.20 +- (NSString*)title
    1.21 +{
    1.22 +  nsAutoString title;
    1.23 +  // XXX use the flattening API when there are available
    1.24 +  // see bug 768298
    1.25 +  mGeckoAccessible->GetContent()->GetTextContent(title);
    1.26 +
    1.27 +  return nsCocoaUtils::ToNSString(title);
    1.28 +}
    1.29 +
    1.30 +- (id)value
    1.31 +{
    1.32 +  if (!mGeckoAccessible || !mGeckoAccessible->IsHyperText())
    1.33 +    return nil;
    1.34 +
    1.35 +  uint32_t level = mGeckoAccessible->AsHyperText()->GetLevelInternal();
    1.36 +  return [NSNumber numberWithInt:level];
    1.37 +}
    1.38 +
    1.39 +@end
    1.40 +
    1.41 +@interface mozLinkAccessible ()
    1.42 +-(NSURL*)url;
    1.43 +@end
    1.44 +
    1.45 +@implementation mozLinkAccessible
    1.46 +
    1.47 +- (NSArray*)accessibilityAttributeNames
    1.48 +{
    1.49 +  // if we're expired, we don't support any attributes.
    1.50 +  if (!mGeckoAccessible)
    1.51 +    return [NSArray array];
    1.52 +  
    1.53 +  static NSMutableArray* attributes = nil;
    1.54 +  
    1.55 +  if (!attributes) {
    1.56 +    attributes = [[super accessibilityAttributeNames] mutableCopy];
    1.57 +    [attributes addObject:NSAccessibilityURLAttribute];
    1.58 +  }
    1.59 +
    1.60 +  return attributes;
    1.61 +}
    1.62 +
    1.63 +- (id)accessibilityAttributeValue:(NSString *)attribute
    1.64 +{
    1.65 +  if ([attribute isEqualToString:NSAccessibilityURLAttribute])
    1.66 +    return [self url];
    1.67 +
    1.68 +  return [super accessibilityAttributeValue:attribute];
    1.69 +}
    1.70 +
    1.71 +- (NSArray*)accessibilityActionNames 
    1.72 +{
    1.73 +    // if we're expired, we don't support any attributes.
    1.74 +  if (!mGeckoAccessible)
    1.75 +    return [NSArray array];
    1.76 +
    1.77 +  static NSArray* actionNames = nil;
    1.78 +
    1.79 +  if (!actionNames) {
    1.80 +    actionNames = [[NSArray alloc] initWithObjects:NSAccessibilityPressAction,
    1.81 +                                   nil];
    1.82 +  }
    1.83 +
    1.84 +  return actionNames;
    1.85 +}
    1.86 +
    1.87 +- (void)accessibilityPerformAction:(NSString*)action 
    1.88 +{
    1.89 +  if (!mGeckoAccessible)
    1.90 +    return;
    1.91 +
    1.92 +  if ([action isEqualToString:NSAccessibilityPressAction])
    1.93 +    mGeckoAccessible->DoAction(0);
    1.94 +  else
    1.95 +    [super accessibilityPerformAction:action];
    1.96 +}
    1.97 +
    1.98 +- (NSString*)customDescription
    1.99 +{
   1.100 +  return @"";
   1.101 +}
   1.102 +
   1.103 +- (NSString*)value
   1.104 +{
   1.105 +  return @"";
   1.106 +}
   1.107 +
   1.108 +- (NSURL*)url
   1.109 +{
   1.110 +  if (!mGeckoAccessible || mGeckoAccessible->IsDefunct())
   1.111 +    return nil;
   1.112 +
   1.113 +  nsAutoString value;
   1.114 +  mGeckoAccessible->Value(value);
   1.115 +
   1.116 +  NSString* urlString = value.IsEmpty() ? nil : nsCocoaUtils::ToNSString(value);
   1.117 +  if (!urlString)
   1.118 +    return nil;
   1.119 +
   1.120 +  return [NSURL URLWithString:urlString];
   1.121 +}
   1.122 +
   1.123 +@end

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