gecko-dev/accessible/mac/mozHTMLAccessible.mm

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/* -*- Mode: Objective-C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:expandtab:shiftwidth=2:tabstop=2:
*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#import "mozHTMLAccessible.h"
#import "Accessible-inl.h"
#import "HyperTextAccessible.h"
#import "nsCocoaUtils.h"
@implementation mozHeadingAccessible
- (NSString*)title {
nsAutoString title;
if (AccessibleWrap* accWrap = [self getGeckoAccessible]) {
mozilla::ErrorResult rv;
// XXX use the flattening API when there are available
// see bug 768298
accWrap->GetContent()->GetTextContent(title, rv);
} else if (ProxyAccessible* proxy = [self getProxyAccessible]) {
proxy->Title(title);
}
return nsCocoaUtils::ToNSString(title);
}
- (id)value {
GroupPos groupPos;
if (AccessibleWrap* accWrap = [self getGeckoAccessible]) {
groupPos = accWrap->GroupPosition();
} else if (ProxyAccessible* proxy = [self getProxyAccessible]) {
groupPos = proxy->GroupPosition();
}
return [NSNumber numberWithInt:groupPos.level];
}
@end
@interface mozLinkAccessible ()
- (NSURL*)url;
@end
@implementation mozLinkAccessible
- (NSArray*)accessibilityAttributeNames {
// if we're expired, we don't support any attributes.
if (![self getGeckoAccessible] && ![self getProxyAccessible]) return [NSArray array];
static NSMutableArray* attributes = nil;
if (!attributes) {
attributes = [[super accessibilityAttributeNames] mutableCopy];
[attributes addObject:NSAccessibilityURLAttribute];
}
return attributes;
}
- (id)accessibilityAttributeValue:(NSString*)attribute {
if ([attribute isEqualToString:NSAccessibilityURLAttribute]) return [self url];
return [super accessibilityAttributeValue:attribute];
}
- (NSArray*)accessibilityActionNames {
// if we're expired, we don't support any actions.
if (![self getGeckoAccessible] && ![self getProxyAccessible]) return [NSArray array];
// Always advertise press action first.
return [@[ NSAccessibilityPressAction ]
arrayByAddingObjectsFromArray:[super accessibilityActionNames]];
}
- (NSString*)customDescription {
return @"";
}
- (NSString*)value {
return @"";
}
- (NSURL*)url {
nsAutoString value;
if (AccessibleWrap* accWrap = [self getGeckoAccessible]) {
accWrap->Value(value);
} else if (ProxyAccessible* proxy = [self getProxyAccessible]) {
proxy->Value(value);
}
NSString* urlString = value.IsEmpty() ? nil : nsCocoaUtils::ToNSString(value);
if (!urlString) return nil;
return [NSURL URLWithString:urlString];
}
@end