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/*
* Copyright (C) 2008 Apple Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#import "config.h"
#import "DumpRenderTree.h"
#import "AccessibilityCommonMac.h"
#import "AccessibilityNotificationHandler.h"
#import "AccessibilityUIElement.h"
#import <Foundation/Foundation.h>
#import <JavaScriptCore/JSRetainPtr.h>
#import <JavaScriptCore/JSStringRef.h>
#import <JavaScriptCore/JSStringRefCF.h>
#import <WebKit/WebFrame.h>
#import <WebKit/WebHTMLView.h>
#import <WebKit/WebTypesInternal.h>
#import <wtf/RetainPtr.h>
#import <wtf/Vector.h>
#ifndef NSAccessibilityOwnsAttribute
#define NSAccessibilityOwnsAttribute @"AXOwns"
#endif
#ifndef NSAccessibilityGrabbedAttribute
#define NSAccessibilityGrabbedAttribute @"AXGrabbed"
#endif
#ifndef NSAccessibilityDropEffectsAttribute
#define NSAccessibilityDropEffectsAttribute @"AXDropEffects"
#endif
#ifndef NSAccessibilityPathAttribute
#define NSAccessibilityPathAttribute @"AXPath"
#endif
// Text
#ifndef NSAccessibilityEndTextMarkerForBoundsParameterizedAttribute
#define NSAccessibilityEndTextMarkerForBoundsParameterizedAttribute @"AXEndTextMarkerForBounds"
#endif
#ifndef NSAccessibilityStartTextMarkerForBoundsParameterizedAttribute
#define NSAccessibilityStartTextMarkerForBoundsParameterizedAttribute @"AXStartTextMarkerForBounds"
#endif
#ifndef NSAccessibilitySelectedTextMarkerRangeAttribute
#define NSAccessibilitySelectedTextMarkerRangeAttribute @"AXSelectedTextMarkerRange"
#endif
typedef void (*AXPostedNotificationCallback)(id element, NSString* notification, void* context);
@interface NSObject (WebKitAccessibilityAdditions)
- (NSArray *)accessibilityArrayAttributeValues:(NSString *)attribute index:(NSUInteger)index maxCount:(NSUInteger)maxCount;
- (NSUInteger)accessibilityIndexOfChild:(id)child;
- (NSUInteger)accessibilityArrayAttributeCount:(NSString *)attribute;
- (void)_accessibilitySetTestValue:(id)value forAttribute:(NSString*)attributeName;
- (void)_accessibilityScrollToMakeVisibleWithSubFocus:(NSRect)rect;
- (void)_accessibilityScrollToGlobalPoint:(NSPoint)point;
- (void)_accessibilitySetValue:(id)value forAttribute:(NSString*)attributeName;
@end
AccessibilityUIElement::AccessibilityUIElement(PlatformUIElement element)
: m_element(element)
, m_notificationHandler(0)
{
// FIXME: ap@webkit.org says ObjC objects need to be CFRetained/CFRelease to be GC-compliant on the mac.
[m_element retain];
}
AccessibilityUIElement::AccessibilityUIElement(const AccessibilityUIElement& other)
: m_element(other.m_element)
, m_notificationHandler(0)
{
[m_element retain];
}
AccessibilityUIElement::~AccessibilityUIElement()
{
// The notification handler should be nil because removeNotificationListener() should have been called in the test.
ASSERT(!m_notificationHandler);
[m_element release];
}
static NSString* descriptionOfValue(id valueObject, id focusedAccessibilityObject)
{
if (!valueObject)
return NULL;
if ([valueObject isKindOfClass:[NSArray class]])
return [NSString stringWithFormat:@"<array of size %lu>", static_cast<unsigned long>([(NSArray*)valueObject count])];
if ([valueObject isKindOfClass:[NSNumber class]])
return [(NSNumber*)valueObject stringValue];
if ([valueObject isKindOfClass:[NSValue class]]) {
NSString* type = [NSString stringWithCString:[valueObject objCType] encoding:NSASCIIStringEncoding];
NSValue* value = (NSValue*)valueObject;
if ([type rangeOfString:@"NSRect"].length > 0)
return [NSString stringWithFormat:@"NSRect: %@", NSStringFromRect([value rectValue])];
if ([type rangeOfString:@"NSPoint"].length > 0)
return [NSString stringWithFormat:@"NSPoint: %@", NSStringFromPoint([value pointValue])];
if ([type rangeOfString:@"NSSize"].length > 0)
return [NSString stringWithFormat:@"NSSize: %@", NSStringFromSize([value sizeValue])];
if ([type rangeOfString:@"NSRange"].length > 0)
return [NSString stringWithFormat:@"NSRange: %@", NSStringFromRange([value rangeValue])];
}
// Strip absolute URL paths
NSString* description = [valueObject description];
NSRange range = [description rangeOfString:@"LayoutTests"];
if (range.length)
return [description substringFromIndex:range.location];
// Strip pointer locations
if ([description rangeOfString:@"0x"].length) {
NSString* role = [focusedAccessibilityObject accessibilityAttributeValue:NSAccessibilityRoleAttribute];
NSString* title = [focusedAccessibilityObject accessibilityAttributeValue:NSAccessibilityTitleAttribute];
if ([title length])
return [NSString stringWithFormat:@"<%@: '%@'>", role, title];
return [NSString stringWithFormat:@"<%@>", role];
}
return [valueObject description];
}
static NSString* attributesOfElement(id accessibilityObject)
{
NSArray* supportedAttributes = [accessibilityObject accessibilityAttributeNames];
NSMutableString* attributesString = [NSMutableString string];
for (NSUInteger i = 0; i < [supportedAttributes count]; ++i) {
NSString* attribute = [supportedAttributes objectAtIndex:i];
// Right now, position provides useless and screen-specific information, so we do not
// want to include it for the sake of universally passing tests.
if ([attribute isEqualToString:@"AXPosition"])
continue;
// accessibilityAttributeValue: can throw an if an attribute is not returned.
// For DumpRenderTree's purpose, we should ignore those exceptions
BEGIN_AX_OBJC_EXCEPTIONS
id valueObject = [accessibilityObject accessibilityAttributeValue:attribute];
NSString* value = descriptionOfValue(valueObject, accessibilityObject);
[attributesString appendFormat:@"%@: %@\n", attribute, value];
END_AX_OBJC_EXCEPTIONS
}
return attributesString;
}
static JSStringRef concatenateAttributeAndValue(NSString* attribute, NSString* value)
{
Vector<UniChar> buffer([attribute length]);
[attribute getCharacters:buffer.data()];
buffer.append(':');
buffer.append(' ');
Vector<UniChar> valueBuffer([value length]);
[value getCharacters:valueBuffer.data()];
buffer.appendVector(valueBuffer);
return JSStringCreateWithCharacters(buffer.data(), buffer.size());
}
static void convertNSArrayToVector(NSArray* array, Vector<AccessibilityUIElement>& elementVector)
{
NSUInteger count = [array count];
for (NSUInteger i = 0; i < count; ++i)
elementVector.append(AccessibilityUIElement([array objectAtIndex:i]));
}
static JSStringRef descriptionOfElements(Vector<AccessibilityUIElement>& elementVector)
{
NSMutableString* allElementString = [NSMutableString string];
size_t size = elementVector.size();
for (size_t i = 0; i < size; ++i) {
NSString* attributes = attributesOfElement(elementVector[i].platformUIElement());
[allElementString appendFormat:@"%@\n------------\n", attributes];
}
return [allElementString createJSStringRef];
}
static NSDictionary *selectTextParameterizedAttributeForCriteria(JSContextRef context, JSStringRef ambiguityResolution, JSValueRef searchStrings, JSStringRef replacementString, JSStringRef activity)
{
NSMutableDictionary *parameterizedAttribute = [NSMutableDictionary dictionary];
if (ambiguityResolution)
[parameterizedAttribute setObject:[NSString stringWithJSStringRef:ambiguityResolution] forKey:@"AXSelectTextAmbiguityResolution"];
if (searchStrings) {
NSMutableArray *searchStringsParameter = [NSMutableArray array];
if (JSValueIsString(context, searchStrings)) {
JSRetainPtr<JSStringRef> searchStringsString(Adopt, JSValueToStringCopy(context, searchStrings, nullptr));
if (searchStringsString)
[searchStringsParameter addObject:[NSString stringWithJSStringRef:searchStringsString.get()]];
}
else if (JSValueIsObject(context, searchStrings)) {
JSObjectRef searchStringsArray = JSValueToObject(context, searchStrings, nullptr);
unsigned searchStringsArrayLength = 0;
JSRetainPtr<JSStringRef> lengthPropertyString(Adopt, JSStringCreateWithUTF8CString("length"));
JSValueRef searchStringsArrayLengthValue = JSObjectGetProperty(context, searchStringsArray, lengthPropertyString.get(), nullptr);
if (searchStringsArrayLengthValue && JSValueIsNumber(context, searchStringsArrayLengthValue))
searchStringsArrayLength = static_cast<unsigned>(JSValueToNumber(context, searchStringsArrayLengthValue, nullptr));
for (unsigned i = 0; i < searchStringsArrayLength; ++i) {
JSRetainPtr<JSStringRef> searchStringsString(Adopt, JSValueToStringCopy(context, JSObjectGetPropertyAtIndex(context, searchStringsArray, i, nullptr), nullptr));
if (searchStringsString)
[searchStringsParameter addObject:[NSString stringWithJSStringRef:searchStringsString.get()]];
}
}
[parameterizedAttribute setObject:searchStringsParameter forKey:@"AXSelectTextSearchStrings"];
}
if (replacementString) {
[parameterizedAttribute setObject:@"AXSelectTextActivityFindAndReplace" forKey:@"AXSelectTextActivity"];
[parameterizedAttribute setObject:[NSString stringWithJSStringRef:replacementString] forKey:@"AXSelectTextReplacementString"];
} else
[parameterizedAttribute setObject:@"AXSelectTextActivityFindAndSelect" forKey:@"AXSelectTextActivity"];
if (activity)
[parameterizedAttribute setObject:[NSString stringWithJSStringRef:activity] forKey:@"AXSelectTextActivity"];
return parameterizedAttribute;
}
void AccessibilityUIElement::getLinkedUIElements(Vector<AccessibilityUIElement>& elementVector)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* linkedElements = [m_element accessibilityAttributeValue:NSAccessibilityLinkedUIElementsAttribute];
convertNSArrayToVector(linkedElements, elementVector);
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::getDocumentLinks(Vector<AccessibilityUIElement>& elementVector)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* linkElements = [m_element accessibilityAttributeValue:@"AXLinkUIElements"];
convertNSArrayToVector(linkElements, elementVector);
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::getChildren(Vector<AccessibilityUIElement>& elementVector)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* children = [m_element accessibilityAttributeValue:NSAccessibilityChildrenAttribute];
convertNSArrayToVector(children, elementVector);
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::getChildrenWithRange(Vector<AccessibilityUIElement>& elementVector, unsigned location, unsigned length)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* children = [m_element accessibilityArrayAttributeValues:NSAccessibilityChildrenAttribute index:location maxCount:length];
convertNSArrayToVector(children, elementVector);
END_AX_OBJC_EXCEPTIONS
}
int AccessibilityUIElement::childrenCount()
{
Vector<AccessibilityUIElement> children;
getChildren(children);
return children.size();
}
AccessibilityUIElement AccessibilityUIElement::elementAtPoint(int x, int y)
{
id element = [m_element accessibilityHitTest:NSMakePoint(x, y)];
if (!element)
return nil;
return AccessibilityUIElement(element);
}
unsigned AccessibilityUIElement::indexOfChild(AccessibilityUIElement* element)
{
return [m_element accessibilityIndexOfChild:element->platformUIElement()];
}
AccessibilityUIElement AccessibilityUIElement::getChildAtIndex(unsigned index)
{
Vector<AccessibilityUIElement> children;
getChildrenWithRange(children, index, 1);
if (children.size() == 1)
return children[0];
return nullptr;
}
AccessibilityUIElement AccessibilityUIElement::linkedUIElementAtIndex(unsigned index)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* objects = [m_element accessibilityAttributeValue:NSAccessibilityLinkedUIElementsAttribute];
if (index < [objects count])
return [objects objectAtIndex:index];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityUIElement AccessibilityUIElement::ariaOwnsElementAtIndex(unsigned index)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* objects = [m_element accessibilityAttributeValue:NSAccessibilityOwnsAttribute];
if (index < [objects count])
return [objects objectAtIndex:index];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityUIElement AccessibilityUIElement::ariaFlowToElementAtIndex(unsigned index)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* objects = [m_element accessibilityAttributeValue:NSAccessibilityLinkedUIElementsAttribute];
if (index < [objects count])
return [objects objectAtIndex:index];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityUIElement AccessibilityUIElement::ariaControlsElementAtIndex(unsigned index)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* ariaControls = [m_element accessibilityAttributeValue:@"AXARIAControls"];
if (index < [ariaControls count])
return [ariaControls objectAtIndex:index];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityUIElement AccessibilityUIElement::disclosedRowAtIndex(unsigned index)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* rows = [m_element accessibilityAttributeValue:NSAccessibilityDisclosedRowsAttribute];
if (index < [rows count])
return [rows objectAtIndex:index];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityUIElement AccessibilityUIElement::selectedChildAtIndex(unsigned index) const
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* array = [m_element accessibilityAttributeValue:NSAccessibilitySelectedChildrenAttribute];
if (index < [array count])
return [array objectAtIndex:index];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
unsigned AccessibilityUIElement::selectedChildrenCount() const
{
BEGIN_AX_OBJC_EXCEPTIONS
return [m_element accessibilityArrayAttributeCount:NSAccessibilitySelectedChildrenAttribute];
END_AX_OBJC_EXCEPTIONS
return 0;
}
AccessibilityUIElement AccessibilityUIElement::selectedRowAtIndex(unsigned index)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* rows = [m_element accessibilityAttributeValue:NSAccessibilitySelectedRowsAttribute];
if (index < [rows count])
return [rows objectAtIndex:index];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityUIElement AccessibilityUIElement::rowAtIndex(unsigned index)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* rows = [m_element accessibilityAttributeValue:NSAccessibilityRowsAttribute];
if (index < [rows count])
return [rows objectAtIndex:index];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityUIElement AccessibilityUIElement::titleUIElement()
{
BEGIN_AX_OBJC_EXCEPTIONS
id accessibilityObject = [m_element accessibilityAttributeValue:NSAccessibilityTitleUIElementAttribute];
if (accessibilityObject)
return AccessibilityUIElement(accessibilityObject);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityUIElement AccessibilityUIElement::parentElement()
{
BEGIN_AX_OBJC_EXCEPTIONS
id accessibilityObject = [m_element accessibilityAttributeValue:NSAccessibilityParentAttribute];
if (accessibilityObject)
return AccessibilityUIElement(accessibilityObject);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityUIElement AccessibilityUIElement::disclosedByRow()
{
BEGIN_AX_OBJC_EXCEPTIONS
id accessibilityObject = [m_element accessibilityAttributeValue:NSAccessibilityDisclosedByRowAttribute];
if (accessibilityObject)
return AccessibilityUIElement(accessibilityObject);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::attributesOfLinkedUIElements()
{
Vector<AccessibilityUIElement> linkedElements;
getLinkedUIElements(linkedElements);
return descriptionOfElements(linkedElements);
}
JSStringRef AccessibilityUIElement::attributesOfDocumentLinks()
{
Vector<AccessibilityUIElement> linkElements;
getDocumentLinks(linkElements);
return descriptionOfElements(linkElements);
}
JSStringRef AccessibilityUIElement::attributesOfChildren()
{
Vector<AccessibilityUIElement> children;
getChildren(children);
return descriptionOfElements(children);
}
JSStringRef AccessibilityUIElement::allAttributes()
{
NSString* attributes = attributesOfElement(m_element);
return [attributes createJSStringRef];
}
JSStringRef AccessibilityUIElement::stringAttributeValue(JSStringRef attribute)
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:[NSString stringWithJSStringRef:attribute]];
if ([value isKindOfClass:[NSString class]])
return [value createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
void AccessibilityUIElement::rowHeaders(Vector<AccessibilityUIElement>& elements) const
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityRowHeaderUIElementsAttribute];
if ([value isKindOfClass:[NSArray class]])
convertNSArrayToVector(value, elements);
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::columnHeaders(Vector<AccessibilityUIElement>& elements) const
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityColumnHeaderUIElementsAttribute];
if ([value isKindOfClass:[NSArray class]])
convertNSArrayToVector(value, elements);
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::uiElementArrayAttributeValue(JSStringRef attribute, Vector<AccessibilityUIElement>& elements) const
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:[NSString stringWithJSStringRef:attribute]];
if ([value isKindOfClass:[NSArray class]])
convertNSArrayToVector(value, elements);
END_AX_OBJC_EXCEPTIONS
}
AccessibilityUIElement AccessibilityUIElement::uiElementAttributeValue(JSStringRef attribute) const
{
BEGIN_AX_OBJC_EXCEPTIONS
id uiElement = [m_element accessibilityAttributeValue:[NSString stringWithJSStringRef:attribute]];
return AccessibilityUIElement(uiElement);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
double AccessibilityUIElement::numberAttributeValue(JSStringRef attribute)
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:[NSString stringWithJSStringRef:attribute]];
if ([value isKindOfClass:[NSNumber class]])
return [value doubleValue];
END_AX_OBJC_EXCEPTIONS
return 0;
}
bool AccessibilityUIElement::boolAttributeValue(JSStringRef attribute)
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:[NSString stringWithJSStringRef:attribute]];
if ([value isKindOfClass:[NSNumber class]])
return [value boolValue];
END_AX_OBJC_EXCEPTIONS
return false;
}
void AccessibilityUIElement::setBoolAttributeValue(JSStringRef attribute, bool value)
{
BEGIN_AX_OBJC_EXCEPTIONS
[m_element _accessibilitySetTestValue:@(value) forAttribute:[NSString stringWithJSStringRef:attribute]];
END_AX_OBJC_EXCEPTIONS
}
bool AccessibilityUIElement::isAttributeSettable(JSStringRef attribute)
{
BEGIN_AX_OBJC_EXCEPTIONS
return [m_element accessibilityIsAttributeSettable:[NSString stringWithJSStringRef:attribute]];
END_AX_OBJC_EXCEPTIONS
return false;
}
bool AccessibilityUIElement::isAttributeSupported(JSStringRef attribute)
{
BEGIN_AX_OBJC_EXCEPTIONS
return [[m_element accessibilityAttributeNames] containsObject:[NSString stringWithJSStringRef:attribute]];
END_AX_OBJC_EXCEPTIONS
return false;
}
JSStringRef AccessibilityUIElement::parameterizedAttributeNames()
{
NSArray* supportedParameterizedAttributes = [m_element accessibilityParameterizedAttributeNames];
NSMutableString* attributesString = [NSMutableString string];
for (NSUInteger i = 0; i < [supportedParameterizedAttributes count]; ++i) {
[attributesString appendFormat:@"%@\n", [supportedParameterizedAttributes objectAtIndex:i]];
}
return [attributesString createJSStringRef];
}
JSStringRef AccessibilityUIElement::role()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSString *role = descriptionOfValue([m_element accessibilityAttributeValue:NSAccessibilityRoleAttribute], m_element);
return concatenateAttributeAndValue(@"AXRole", role);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::subrole()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSString* role = descriptionOfValue([m_element accessibilityAttributeValue:NSAccessibilitySubroleAttribute], m_element);
return concatenateAttributeAndValue(@"AXSubrole", role);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::roleDescription()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSString* role = descriptionOfValue([m_element accessibilityAttributeValue:NSAccessibilityRoleDescriptionAttribute], m_element);
return concatenateAttributeAndValue(@"AXRoleDescription", role);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::computedRoleString()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSString *computedRoleString = descriptionOfValue([m_element accessibilityAttributeValue:@"AXARIARole"], m_element);
return [computedRoleString createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::title()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSString* title = descriptionOfValue([m_element accessibilityAttributeValue:NSAccessibilityTitleAttribute], m_element);
return concatenateAttributeAndValue(@"AXTitle", title);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::description()
{
BEGIN_AX_OBJC_EXCEPTIONS
id description = descriptionOfValue([m_element accessibilityAttributeValue:NSAccessibilityDescriptionAttribute], m_element);
return concatenateAttributeAndValue(@"AXDescription", description);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::orientation() const
{
BEGIN_AX_OBJC_EXCEPTIONS
id description = descriptionOfValue([m_element accessibilityAttributeValue:NSAccessibilityOrientationAttribute], m_element);
return concatenateAttributeAndValue(@"AXOrientation", description);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::stringValue()
{
BEGIN_AX_OBJC_EXCEPTIONS
id description = descriptionOfValue([m_element accessibilityAttributeValue:NSAccessibilityValueAttribute], m_element);
if (description)
return concatenateAttributeAndValue(@"AXValue", description);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::language()
{
BEGIN_AX_OBJC_EXCEPTIONS
id description = descriptionOfValue([m_element accessibilityAttributeValue:@"AXLanguage"], m_element);
return concatenateAttributeAndValue(@"AXLanguage", description);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::helpText() const
{
BEGIN_AX_OBJC_EXCEPTIONS
id description = descriptionOfValue([m_element accessibilityAttributeValue:NSAccessibilityHelpAttribute], m_element);
return concatenateAttributeAndValue(@"AXHelp", description);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
double AccessibilityUIElement::x()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSValue* positionValue = [m_element accessibilityAttributeValue:NSAccessibilityPositionAttribute];
return static_cast<double>([positionValue pointValue].x);
END_AX_OBJC_EXCEPTIONS
return 0.0f;
}
double AccessibilityUIElement::y()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSValue* positionValue = [m_element accessibilityAttributeValue:NSAccessibilityPositionAttribute];
return static_cast<double>([positionValue pointValue].y);
END_AX_OBJC_EXCEPTIONS
return 0.0f;
}
double AccessibilityUIElement::width()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSValue* sizeValue = [m_element accessibilityAttributeValue:NSAccessibilitySizeAttribute];
return static_cast<double>([sizeValue sizeValue].width);
END_AX_OBJC_EXCEPTIONS
return 0.0f;
}
double AccessibilityUIElement::height()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSValue* sizeValue = [m_element accessibilityAttributeValue:NSAccessibilitySizeAttribute];
return static_cast<double>([sizeValue sizeValue].height);
END_AX_OBJC_EXCEPTIONS
return 0.0f;
}
double AccessibilityUIElement::clickPointX()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSValue* positionValue = [m_element accessibilityAttributeValue:@"AXClickPoint"];
return static_cast<double>([positionValue pointValue].x);
END_AX_OBJC_EXCEPTIONS
return 0.0f;
}
double AccessibilityUIElement::clickPointY()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSValue* positionValue = [m_element accessibilityAttributeValue:@"AXClickPoint"];
return static_cast<double>([positionValue pointValue].y);
END_AX_OBJC_EXCEPTIONS
return 0.0f;
}
double AccessibilityUIElement::intValue() const
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityValueAttribute];
if ([value isKindOfClass:[NSNumber class]])
return [(NSNumber*)value doubleValue];
END_AX_OBJC_EXCEPTIONS
return 0.0f;
}
double AccessibilityUIElement::minValue()
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityMinValueAttribute];
if ([value isKindOfClass:[NSNumber class]])
return [(NSNumber*)value doubleValue];
END_AX_OBJC_EXCEPTIONS
return 0.0f;
}
double AccessibilityUIElement::maxValue()
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityMaxValueAttribute];
if ([value isKindOfClass:[NSNumber class]])
return [(NSNumber*)value doubleValue];
END_AX_OBJC_EXCEPTIONS
return 0.0;
}
JSStringRef AccessibilityUIElement::valueDescription()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSString* valueDescription = [m_element accessibilityAttributeValue:NSAccessibilityValueDescriptionAttribute];
if ([valueDescription isKindOfClass:[NSString class]])
return concatenateAttributeAndValue(@"AXValueDescription", valueDescription);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
int AccessibilityUIElement::insertionPointLineNumber()
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityInsertionPointLineNumberAttribute];
if ([value isKindOfClass:[NSNumber class]])
return [(NSNumber *)value intValue];
END_AX_OBJC_EXCEPTIONS
return -1;
}
bool AccessibilityUIElement::isPressActionSupported()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* actions = [m_element accessibilityActionNames];
return [actions containsObject:NSAccessibilityPressAction];
END_AX_OBJC_EXCEPTIONS
return false;
}
bool AccessibilityUIElement::isIncrementActionSupported()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* actions = [m_element accessibilityActionNames];
return [actions containsObject:NSAccessibilityIncrementAction];
END_AX_OBJC_EXCEPTIONS
return false;
}
bool AccessibilityUIElement::isDecrementActionSupported()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* actions = [m_element accessibilityActionNames];
return [actions containsObject:NSAccessibilityDecrementAction];
END_AX_OBJC_EXCEPTIONS
return false;
}
bool AccessibilityUIElement::isEnabled()
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityEnabledAttribute];
if ([value isKindOfClass:[NSNumber class]])
return [value boolValue];
END_AX_OBJC_EXCEPTIONS
return false;
}
bool AccessibilityUIElement::isRequired() const
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:@"AXRequired"];
if ([value isKindOfClass:[NSNumber class]])
return [value boolValue];
END_AX_OBJC_EXCEPTIONS
return false;
}
bool AccessibilityUIElement::isFocused() const
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityFocusedAttribute];
if ([value isKindOfClass:[NSNumber class]])
return [value boolValue];
END_AX_OBJC_EXCEPTIONS
return false;
}
bool AccessibilityUIElement::isSelected() const
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilitySelectedAttribute];
if ([value isKindOfClass:[NSNumber class]])
return [value boolValue];
END_AX_OBJC_EXCEPTIONS
return false;
}
bool AccessibilityUIElement::isExpanded() const
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityExpandedAttribute];
if ([value isKindOfClass:[NSNumber class]])
return [value boolValue];
END_AX_OBJC_EXCEPTIONS
return false;
}
bool AccessibilityUIElement::isChecked() const
{
// On the Mac, intValue()==1 if a a checkable control is checked.
return intValue() == 1;
}
int AccessibilityUIElement::hierarchicalLevel() const
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityDisclosureLevelAttribute];
if ([value isKindOfClass:[NSNumber class]])
return [value intValue];
END_AX_OBJC_EXCEPTIONS
return 0;
}
JSStringRef AccessibilityUIElement::speakAs()
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:@"AXDRTSpeechAttribute"];
if ([value isKindOfClass:[NSArray class]])
return [[value componentsJoinedByString:@", "] createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::classList() const
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:@"AXDOMClassList"];
if (![value isKindOfClass:[NSArray class]])
return nullptr;
NSMutableString* classList = [NSMutableString string];
NSInteger length = [value count];
for (NSInteger k = 0; k < length; ++k) {
[classList appendString:[value objectAtIndex:k]];
if (k < length - 1)
[classList appendString:@", "];
}
return [classList createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
bool AccessibilityUIElement::ariaIsGrabbed() const
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityGrabbedAttribute];
if ([value isKindOfClass:[NSNumber class]])
return [value boolValue];
END_AX_OBJC_EXCEPTIONS
return false;
}
JSStringRef AccessibilityUIElement::ariaDropEffects() const
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityDropEffectsAttribute];
if (![value isKindOfClass:[NSArray class]])
return 0;
NSMutableString* dropEffects = [NSMutableString string];
NSInteger length = [value count];
for (NSInteger k = 0; k < length; ++k) {
[dropEffects appendString:[value objectAtIndex:k]];
if (k < length - 1)
[dropEffects appendString:@","];
}
return [dropEffects createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
// parameterized attributes
int AccessibilityUIElement::lineForIndex(int index)
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityLineForIndexParameterizedAttribute forParameter:[NSNumber numberWithInt:index]];
if ([value isKindOfClass:[NSNumber class]])
return [(NSNumber *)value intValue];
END_AX_OBJC_EXCEPTIONS
return -1;
}
JSStringRef AccessibilityUIElement::rangeForLine(int line)
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityRangeForLineParameterizedAttribute forParameter:[NSNumber numberWithInt:line]];
if ([value isKindOfClass:[NSValue class]])
return [NSStringFromRange([value rangeValue]) createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::rangeForPosition(int x, int y)
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityRangeForPositionParameterizedAttribute forParameter:[NSValue valueWithPoint:NSMakePoint(x, y)]];
if ([value isKindOfClass:[NSValue class]])
return [NSStringFromRange([value rangeValue]) createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::boundsForRange(unsigned location, unsigned length)
{
NSRange range = NSMakeRange(location, length);
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityBoundsForRangeParameterizedAttribute forParameter:[NSValue valueWithRange:range]];
NSRect rect = NSMakeRect(0,0,0,0);
if ([value isKindOfClass:[NSValue class]])
rect = [value rectValue];
// don't return position information because it is platform dependent
NSMutableString* boundsDescription = [NSMutableString stringWithFormat:@"{{%f, %f}, {%f, %f}}",-1.0f,-1.0f,rect.size.width,rect.size.height];
return [boundsDescription createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::stringForRange(unsigned location, unsigned length)
{
NSRange range = NSMakeRange(location, length);
BEGIN_AX_OBJC_EXCEPTIONS
id string = [m_element accessibilityAttributeValue:NSAccessibilityStringForRangeParameterizedAttribute forParameter:[NSValue valueWithRange:range]];
if (![string isKindOfClass:[NSString class]])
return 0;
return [string createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::attributedStringForRange(unsigned location, unsigned length)
{
NSRange range = NSMakeRange(location, length);
BEGIN_AX_OBJC_EXCEPTIONS
NSAttributedString* string = [m_element accessibilityAttributeValue:NSAccessibilityAttributedStringForRangeParameterizedAttribute forParameter:[NSValue valueWithRange:range]];
if (![string isKindOfClass:[NSAttributedString class]])
return 0;
NSString* stringWithAttrs = [string description];
return [stringWithAttrs createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
bool AccessibilityUIElement::attributedStringRangeIsMisspelled(unsigned location, unsigned length)
{
NSRange range = NSMakeRange(location, length);
BEGIN_AX_OBJC_EXCEPTIONS
NSAttributedString* string = [m_element accessibilityAttributeValue:NSAccessibilityAttributedStringForRangeParameterizedAttribute forParameter:[NSValue valueWithRange:range]];
if (![string isKindOfClass:[NSAttributedString class]])
return false;
NSDictionary* attrs = [string attributesAtIndex:0 effectiveRange:nil];
BOOL misspelled = [[attrs objectForKey:NSAccessibilityMisspelledTextAttribute] boolValue];
#if PLATFORM(MAC)
if (misspelled)
misspelled = [[attrs objectForKey:NSAccessibilityMarkedMisspelledTextAttribute] boolValue];
#endif
return misspelled;
END_AX_OBJC_EXCEPTIONS
return false;
}
unsigned AccessibilityUIElement::uiElementCountForSearchPredicate(JSContextRef context, AccessibilityUIElement *startElement, bool isDirectionNext, JSValueRef searchKey, JSStringRef searchText, bool visibleOnly, bool immediateDescendantsOnly)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSDictionary *parameterizedAttribute = searchPredicateParameterizedAttributeForSearchCriteria(context, startElement, isDirectionNext, UINT_MAX, searchKey, searchText, visibleOnly, immediateDescendantsOnly);
id value = [m_element accessibilityAttributeValue:@"AXUIElementCountForSearchPredicate" forParameter:parameterizedAttribute];
if ([value isKindOfClass:[NSNumber class]])
return [value unsignedIntValue];
END_AX_OBJC_EXCEPTIONS
return 0;
}
AccessibilityUIElement AccessibilityUIElement::uiElementForSearchPredicate(JSContextRef context, AccessibilityUIElement *startElement, bool isDirectionNext, JSValueRef searchKey, JSStringRef searchText, bool visibleOnly, bool immediateDescendantsOnly)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSDictionary *parameterizedAttribute = searchPredicateParameterizedAttributeForSearchCriteria(context, startElement, isDirectionNext, 1, searchKey, searchText, visibleOnly, immediateDescendantsOnly);
id value = [m_element accessibilityAttributeValue:@"AXUIElementsForSearchPredicate" forParameter:parameterizedAttribute];
if ([value isKindOfClass:[NSArray class]])
return AccessibilityUIElement([value lastObject]);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::selectTextWithCriteria(JSContextRef context, JSStringRef ambiguityResolution, JSValueRef searchStrings, JSStringRef replacementString, JSStringRef activity)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSDictionary *parameterizedAttribute = selectTextParameterizedAttributeForCriteria(context, ambiguityResolution, searchStrings, replacementString, activity);
id result = [m_element accessibilityAttributeValue:@"AXSelectTextWithCriteria" forParameter:parameterizedAttribute];
if ([result isKindOfClass:[NSString class]])
return [result createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::attributesOfColumnHeaders()
{
// not yet defined in AppKit... odd
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* columnHeadersArray = [m_element accessibilityAttributeValue:@"AXColumnHeaderUIElements"];
Vector<AccessibilityUIElement> columnHeadersVector;
convertNSArrayToVector(columnHeadersArray, columnHeadersVector);
return descriptionOfElements(columnHeadersVector);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::attributesOfRowHeaders()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* rowHeadersArray = [m_element accessibilityAttributeValue:@"AXRowHeaderUIElements"];
Vector<AccessibilityUIElement> rowHeadersVector;
convertNSArrayToVector(rowHeadersArray, rowHeadersVector);
return descriptionOfElements(rowHeadersVector);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::attributesOfColumns()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* columnsArray = [m_element accessibilityAttributeValue:NSAccessibilityColumnsAttribute];
Vector<AccessibilityUIElement> columnsVector;
convertNSArrayToVector(columnsArray, columnsVector);
return descriptionOfElements(columnsVector);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::attributesOfRows()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* rowsArray = [m_element accessibilityAttributeValue:NSAccessibilityRowsAttribute];
Vector<AccessibilityUIElement> rowsVector;
convertNSArrayToVector(rowsArray, rowsVector);
return descriptionOfElements(rowsVector);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::attributesOfVisibleCells()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* cellsArray = [m_element accessibilityAttributeValue:@"AXVisibleCells"];
Vector<AccessibilityUIElement> cellsVector;
convertNSArrayToVector(cellsArray, cellsVector);
return descriptionOfElements(cellsVector);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::attributesOfHeader()
{
BEGIN_AX_OBJC_EXCEPTIONS
id headerObject = [m_element accessibilityAttributeValue:NSAccessibilityHeaderAttribute];
if (!headerObject)
return [@"" createJSStringRef];
Vector<AccessibilityUIElement> headerVector;
headerVector.append(headerObject);
return descriptionOfElements(headerVector);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
int AccessibilityUIElement::rowCount()
{
BEGIN_AX_OBJC_EXCEPTIONS
return [m_element accessibilityArrayAttributeCount:NSAccessibilityRowsAttribute];
END_AX_OBJC_EXCEPTIONS
return 0;
}
int AccessibilityUIElement::columnCount()
{
BEGIN_AX_OBJC_EXCEPTIONS
return [m_element accessibilityArrayAttributeCount:NSAccessibilityColumnsAttribute];
END_AX_OBJC_EXCEPTIONS
return 0;
}
int AccessibilityUIElement::indexInTable()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSNumber* indexNumber = [m_element accessibilityAttributeValue:NSAccessibilityIndexAttribute];
if (indexNumber)
return [indexNumber intValue];
END_AX_OBJC_EXCEPTIONS
return -1;
}
JSStringRef AccessibilityUIElement::rowIndexRange()
{
NSRange range = NSMakeRange(0, 0);
BEGIN_AX_OBJC_EXCEPTIONS
NSValue* indexRange = [m_element accessibilityAttributeValue:@"AXRowIndexRange"];
if (indexRange)
range = [indexRange rangeValue];
NSMutableString* rangeDescription = [NSMutableString stringWithFormat:@"{%lu, %lu}", static_cast<unsigned long>(range.location), static_cast<unsigned long>(range.length)];
return [rangeDescription createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::columnIndexRange()
{
NSRange range = NSMakeRange(0, 0);
BEGIN_AX_OBJC_EXCEPTIONS
NSNumber* indexRange = [m_element accessibilityAttributeValue:@"AXColumnIndexRange"];
if (indexRange)
range = [indexRange rangeValue];
NSMutableString* rangeDescription = [NSMutableString stringWithFormat:@"{%lu, %lu}",static_cast<unsigned long>(range.location), static_cast<unsigned long>(range.length)];
return [rangeDescription createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityUIElement AccessibilityUIElement::cellForColumnAndRow(unsigned col, unsigned row)
{
NSArray *colRowArray = [NSArray arrayWithObjects:[NSNumber numberWithUnsignedInt:col], [NSNumber numberWithUnsignedInt:row], nil];
BEGIN_AX_OBJC_EXCEPTIONS
return [m_element accessibilityAttributeValue:@"AXCellForColumnAndRow" forParameter:colRowArray];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityUIElement AccessibilityUIElement::horizontalScrollbar() const
{
if (!m_element)
return nullptr;
BEGIN_AX_OBJC_EXCEPTIONS
return AccessibilityUIElement([m_element accessibilityAttributeValue:NSAccessibilityHorizontalScrollBarAttribute]);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityUIElement AccessibilityUIElement::verticalScrollbar() const
{
if (!m_element)
return nullptr;
BEGIN_AX_OBJC_EXCEPTIONS
return AccessibilityUIElement([m_element accessibilityAttributeValue:NSAccessibilityVerticalScrollBarAttribute]);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::pathDescription() const
{
BEGIN_AX_OBJC_EXCEPTIONS
NSMutableString *result = [NSMutableString stringWithString:@"\nStart Path\n"];
NSBezierPath *bezierPath = [m_element accessibilityAttributeValue:NSAccessibilityPathAttribute];
NSUInteger elementCount = [bezierPath elementCount];
for (NSUInteger i = 0; i < elementCount; i++) {
switch ([bezierPath elementAtIndex:i]) {
case NSMoveToBezierPathElement:
[result appendString:@"\tMove to point\n"];
break;
case NSLineToBezierPathElement:
[result appendString:@"\tLine to\n"];
break;
case NSCurveToBezierPathElement:
[result appendString:@"\tCurve to\n"];
break;
case NSClosePathBezierPathElement:
[result appendString:@"\tClose\n"];
break;
}
}
return [result createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::selectedTextRange()
{
NSRange range = NSMakeRange(NSNotFound, 0);
BEGIN_AX_OBJC_EXCEPTIONS
NSValue *indexRange = [m_element accessibilityAttributeValue:NSAccessibilitySelectedTextRangeAttribute];
if (indexRange)
range = [indexRange rangeValue];
NSMutableString *rangeDescription = [NSMutableString stringWithFormat:@"{%lu, %lu}", static_cast<unsigned long>(range.location), static_cast<unsigned long>(range.length)];
return [rangeDescription createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
void AccessibilityUIElement::setSelectedTextRange(unsigned location, unsigned length)
{
NSRange textRange = NSMakeRange(location, length);
NSValue *textRangeValue = [NSValue valueWithRange:textRange];
BEGIN_AX_OBJC_EXCEPTIONS
[m_element accessibilitySetValue:textRangeValue forAttribute:NSAccessibilitySelectedTextRangeAttribute];
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::setValue(JSStringRef valueText)
{
BEGIN_AX_OBJC_EXCEPTIONS
[m_element accessibilitySetValue:[NSString stringWithJSStringRef:valueText] forAttribute:NSAccessibilityValueAttribute];
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::increment()
{
BEGIN_AX_OBJC_EXCEPTIONS
[m_element accessibilityPerformAction:@"AXSyncIncrementAction"];
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::decrement()
{
BEGIN_AX_OBJC_EXCEPTIONS
[m_element accessibilityPerformAction:@"AXSyncDecrementAction"];
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::showMenu()
{
BEGIN_AX_OBJC_EXCEPTIONS
[m_element accessibilityPerformAction:NSAccessibilityShowMenuAction];
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::press()
{
BEGIN_AX_OBJC_EXCEPTIONS
[m_element accessibilityPerformAction:NSAccessibilityPressAction];
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::setSelectedChild(AccessibilityUIElement* element) const
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* array = [NSArray arrayWithObject:element->platformUIElement()];
[m_element accessibilitySetValue:array forAttribute:NSAccessibilitySelectedChildrenAttribute];
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::setSelectedChildAtIndex(unsigned index) const
{
BEGIN_AX_OBJC_EXCEPTIONS
AccessibilityUIElement element = const_cast<AccessibilityUIElement*>(this)->getChildAtIndex(index);
if (!element.platformUIElement())
return;
NSArray *selectedChildren = [m_element accessibilityAttributeValue:NSAccessibilitySelectedChildrenAttribute];
NSArray *array = [NSArray arrayWithObject:element.platformUIElement()];
if (selectedChildren)
array = [selectedChildren arrayByAddingObjectsFromArray:array];
[m_element _accessibilitySetValue:array forAttribute:NSAccessibilitySelectedChildrenAttribute];
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::removeSelectionAtIndex(unsigned index) const
{
BEGIN_AX_OBJC_EXCEPTIONS
AccessibilityUIElement element = const_cast<AccessibilityUIElement*>(this)->getChildAtIndex(index);
NSArray *selectedChildren = [m_element accessibilityAttributeValue:NSAccessibilitySelectedChildrenAttribute];
if (!element.platformUIElement() || !selectedChildren)
return;
NSMutableArray *array = [NSMutableArray arrayWithArray:selectedChildren];
[array removeObject:element.platformUIElement()];
[m_element _accessibilitySetValue:array forAttribute:NSAccessibilitySelectedChildrenAttribute];
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::clearSelectedChildren() const
{
// FIXME: implement
}
JSStringRef AccessibilityUIElement::accessibilityValue() const
{
// FIXME: implement
return JSStringCreateWithCharacters(0, 0);
}
JSStringRef AccessibilityUIElement::documentEncoding()
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:@"AXDocumentEncoding"];
if ([value isKindOfClass:[NSString class]])
return [value createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return JSStringCreateWithCharacters(0, 0);
}
JSStringRef AccessibilityUIElement::documentURI()
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:@"AXDocumentURI"];
if ([value isKindOfClass:[NSString class]])
return [value createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return JSStringCreateWithCharacters(0, 0);
}
JSStringRef AccessibilityUIElement::url()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSURL *url = [m_element accessibilityAttributeValue:NSAccessibilityURLAttribute];
return [[url absoluteString] createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
bool AccessibilityUIElement::addNotificationListener(JSObjectRef functionCallback)
{
if (!functionCallback)
return false;
// Mac programmers should not be adding more than one notification listener per element.
// Other platforms may be different.
if (m_notificationHandler)
return false;
m_notificationHandler = [[AccessibilityNotificationHandler alloc] init];
[m_notificationHandler setPlatformElement:platformUIElement()];
[m_notificationHandler setCallback:functionCallback];
[m_notificationHandler startObserving];
return true;
}
void AccessibilityUIElement::removeNotificationListener()
{
// Mac programmers should not be trying to remove a listener that's already removed.
ASSERT(m_notificationHandler);
[m_notificationHandler stopObserving];
[m_notificationHandler release];
m_notificationHandler = nil;
}
bool AccessibilityUIElement::isFocusable() const
{
bool result = false;
BEGIN_AX_OBJC_EXCEPTIONS
result = [m_element accessibilityIsAttributeSettable:NSAccessibilityFocusedAttribute];
END_AX_OBJC_EXCEPTIONS
return result;
}
bool AccessibilityUIElement::isSelectable() const
{
bool result = false;
BEGIN_AX_OBJC_EXCEPTIONS
result = [m_element accessibilityIsAttributeSettable:NSAccessibilitySelectedAttribute];
END_AX_OBJC_EXCEPTIONS
return result;
}
bool AccessibilityUIElement::isMultiSelectable() const
{
BOOL result = NO;
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:@"AXIsMultiSelectable"];
if ([value isKindOfClass:[NSNumber class]])
result = [value boolValue];
END_AX_OBJC_EXCEPTIONS
return result;
}
bool AccessibilityUIElement::isSelectedOptionActive() const
{
// FIXME: implement
return false;
}
bool AccessibilityUIElement::isVisible() const
{
// FIXME: implement
return false;
}
bool AccessibilityUIElement::isOffScreen() const
{
// FIXME: implement
return false;
}
bool AccessibilityUIElement::isCollapsed() const
{
// FIXME: implement
return false;
}
bool AccessibilityUIElement::isIndeterminate() const
{
BOOL result = NO;
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:NSAccessibilityValueAttribute];
if ([value isKindOfClass:[NSNumber class]])
result = [value intValue] == 2;
END_AX_OBJC_EXCEPTIONS
return result;
}
bool AccessibilityUIElement::isIgnored() const
{
BOOL result = NO;
BEGIN_AX_OBJC_EXCEPTIONS
result = [m_element accessibilityIsIgnored];
END_AX_OBJC_EXCEPTIONS
return result;
}
bool AccessibilityUIElement::isSingleLine() const
{
// FIXME: implement
return false;
}
bool AccessibilityUIElement::isMultiLine() const
{
// FIXME: implement
return false;
}
bool AccessibilityUIElement::hasPopup() const
{
BEGIN_AX_OBJC_EXCEPTIONS
id value = [m_element accessibilityAttributeValue:@"AXHasPopup"];
if ([value isKindOfClass:[NSNumber class]])
return [value boolValue];
END_AX_OBJC_EXCEPTIONS
return false;
}
void AccessibilityUIElement::takeFocus()
{
BEGIN_AX_OBJC_EXCEPTIONS
[m_element accessibilitySetValue:@YES forAttribute:NSAccessibilityFocusedAttribute];
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::takeSelection()
{
// FIXME: implement
}
void AccessibilityUIElement::addSelection()
{
// FIXME: implement
}
void AccessibilityUIElement::removeSelection()
{
// FIXME: implement
}
#if SUPPORTS_AX_TEXTMARKERS && PLATFORM(MAC)
// Text markers
AccessibilityTextMarkerRange AccessibilityUIElement::lineTextMarkerRangeForTextMarker(AccessibilityTextMarker* textMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarkerRange = [m_element accessibilityAttributeValue:@"AXLineTextMarkerRangeForTextMarker" forParameter:(id)textMarker->platformTextMarker()];
return AccessibilityTextMarkerRange(textMarkerRange);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarkerRange AccessibilityUIElement::textMarkerRangeForElement(AccessibilityUIElement* element)
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarkerRange = [m_element accessibilityAttributeValue:@"AXTextMarkerRangeForUIElement" forParameter:element->platformUIElement()];
return AccessibilityTextMarkerRange(textMarkerRange);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarkerRange AccessibilityUIElement::selectedTextMarkerRange()
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarkerRange = [m_element accessibilityAttributeValue:NSAccessibilitySelectedTextMarkerRangeAttribute];
return AccessibilityTextMarkerRange(textMarkerRange);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
void AccessibilityUIElement::resetSelectedTextMarkerRange()
{
id start = [m_element accessibilityAttributeValue:@"AXStartTextMarker"];
if (!start)
return;
NSArray* textMarkers = @[start, start];
id textMarkerRange = [m_element accessibilityAttributeValue:@"AXTextMarkerRangeForUnorderedTextMarkers" forParameter:textMarkers];
if (!textMarkerRange)
return;
BEGIN_AX_OBJC_EXCEPTIONS
[m_element _accessibilitySetTestValue:textMarkerRange forAttribute:NSAccessibilitySelectedTextMarkerRangeAttribute];
END_AX_OBJC_EXCEPTIONS
}
int AccessibilityUIElement::textMarkerRangeLength(AccessibilityTextMarkerRange* range)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSNumber* lengthValue = [m_element accessibilityAttributeValue:@"AXLengthForTextMarkerRange" forParameter:(id)range->platformTextMarkerRange()];
return [lengthValue intValue];
END_AX_OBJC_EXCEPTIONS
return 0;
}
bool AccessibilityUIElement::attributedStringForTextMarkerRangeContainsAttribute(JSStringRef attribute, AccessibilityTextMarkerRange* range)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSAttributedString* string = [m_element accessibilityAttributeValue:@"AXAttributedStringForTextMarkerRange" forParameter:(id)range->platformTextMarkerRange()];
if (![string isKindOfClass:[NSAttributedString class]])
return false;
NSDictionary* attrs = [string attributesAtIndex:0 effectiveRange:nil];
if ([attrs objectForKey:[NSString stringWithJSStringRef:attribute]])
return true;
END_AX_OBJC_EXCEPTIONS
return false;
}
int AccessibilityUIElement::indexForTextMarker(AccessibilityTextMarker* marker)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSNumber* indexNumber = [m_element accessibilityAttributeValue:@"AXIndexForTextMarker" forParameter:(id)marker->platformTextMarker()];
return [indexNumber intValue];
END_AX_OBJC_EXCEPTIONS
return -1;
}
AccessibilityTextMarker AccessibilityUIElement::textMarkerForIndex(int textIndex)
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarker = [m_element accessibilityAttributeValue:@"AXTextMarkerForIndex" forParameter:[NSNumber numberWithInteger:textIndex]];
return AccessibilityTextMarker(textMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
bool AccessibilityUIElement::isTextMarkerValid(AccessibilityTextMarker* textMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSNumber* validNumber = [m_element accessibilityAttributeValue:@"AXTextMarkerIsValid" forParameter:(id)textMarker->platformTextMarker()];
return [validNumber boolValue];
END_AX_OBJC_EXCEPTIONS
return false;
}
AccessibilityTextMarker AccessibilityUIElement::previousTextMarker(AccessibilityTextMarker* textMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
id previousMarker = [m_element accessibilityAttributeValue:@"AXPreviousTextMarkerForTextMarker" forParameter:(id)textMarker->platformTextMarker()];
return AccessibilityTextMarker(previousMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarker AccessibilityUIElement::nextTextMarker(AccessibilityTextMarker* textMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
id nextMarker = [m_element accessibilityAttributeValue:@"AXNextTextMarkerForTextMarker" forParameter:(id)textMarker->platformTextMarker()];
return AccessibilityTextMarker(nextMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::stringForTextMarkerRange(AccessibilityTextMarkerRange* markerRange)
{
BEGIN_AX_OBJC_EXCEPTIONS
id textString = [m_element accessibilityAttributeValue:@"AXStringForTextMarkerRange" forParameter:(id)markerRange->platformTextMarkerRange()];
return [textString createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
static JSStringRef createJSStringRef(id string)
{
if (!string)
return nullptr;
id mutableString = [[[NSMutableString alloc] init] autorelease];
id attributes = [string attributesAtIndex:0 effectiveRange:nil];
id attributeEnumerationBlock = ^(NSDictionary<NSString *, id> *attrs, NSRange range, BOOL *stop) {
BOOL misspelled = [[attrs objectForKey:NSAccessibilityMisspelledTextAttribute] boolValue];
if (misspelled)
misspelled = [[attrs objectForKey:NSAccessibilityMarkedMisspelledTextAttribute] boolValue];
if (misspelled)
[mutableString appendString:@"Misspelled, "];
id font = [attributes objectForKey:(id)kAXFontTextAttribute];
if (font)
[mutableString appendFormat:@"%@ - %@, ", (id)kAXFontTextAttribute, font];
};
[string enumerateAttributesInRange:NSMakeRange(0, [string length]) options:(NSAttributedStringEnumerationOptions)0 usingBlock:attributeEnumerationBlock];
[mutableString appendString:[string string]];
return [mutableString createJSStringRef];
}
JSStringRef AccessibilityUIElement::attributedStringForTextMarkerRange(AccessibilityTextMarkerRange* markerRange)
{
id string = [m_element accessibilityAttributeValue:@"AXAttributedStringForTextMarkerRange" forParameter:(id)markerRange->platformTextMarkerRange()];
return createJSStringRef(string);
}
JSStringRef AccessibilityUIElement::attributedStringForTextMarkerRangeWithOptions(AccessibilityTextMarkerRange* markerRange, bool includeSpellCheck)
{
id parameter = nil;
if (includeSpellCheck)
parameter = [NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithBool:includeSpellCheck], @"AXSpellCheck", (id)markerRange->platformTextMarkerRange(), @"AXTextMarkerRange", nil];
else
parameter = (id)markerRange->platformTextMarkerRange();
id string = [m_element accessibilityAttributeValue:@"AXAttributedStringForTextMarkerRangeWithOptions" forParameter:parameter];
return createJSStringRef(string);
}
AccessibilityTextMarkerRange AccessibilityUIElement::textMarkerRangeForMarkers(AccessibilityTextMarker* startMarker, AccessibilityTextMarker* endMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray* textMarkers = [NSArray arrayWithObjects:(id)startMarker->platformTextMarker(), (id)endMarker->platformTextMarker(), nil];
id textMarkerRange = [m_element accessibilityAttributeValue:@"AXTextMarkerRangeForUnorderedTextMarkers" forParameter:textMarkers];
return AccessibilityTextMarkerRange(textMarkerRange);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarker AccessibilityUIElement::startTextMarkerForTextMarkerRange(AccessibilityTextMarkerRange* range)
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarker = [m_element accessibilityAttributeValue:@"AXStartTextMarkerForTextMarkerRange" forParameter:(id)range->platformTextMarkerRange()];
return AccessibilityTextMarker(textMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarker AccessibilityUIElement::endTextMarkerForTextMarkerRange(AccessibilityTextMarkerRange* range)
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarker = [m_element accessibilityAttributeValue:@"AXEndTextMarkerForTextMarkerRange" forParameter:(id)range->platformTextMarkerRange()];
return AccessibilityTextMarker(textMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarker AccessibilityUIElement::endTextMarkerForBounds(int x, int y, int width, int height)
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarker = [m_element accessibilityAttributeValue:NSAccessibilityEndTextMarkerForBoundsParameterizedAttribute forParameter:[NSValue valueWithRect:NSMakeRect(x, y, width, height)]];
return AccessibilityTextMarker(textMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarker AccessibilityUIElement::startTextMarkerForBounds(int x, int y, int width, int height)
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarker = [m_element accessibilityAttributeValue:NSAccessibilityStartTextMarkerForBoundsParameterizedAttribute forParameter:[NSValue valueWithRect:NSMakeRect(x, y, width, height)]];
return AccessibilityTextMarker(textMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarker AccessibilityUIElement::textMarkerForPoint(int x, int y)
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarker = [m_element accessibilityAttributeValue:@"AXTextMarkerForPosition" forParameter:[NSValue valueWithPoint:NSMakePoint(x, y)]];
return AccessibilityTextMarker(textMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityUIElement AccessibilityUIElement::accessibilityElementForTextMarker(AccessibilityTextMarker* marker)
{
BEGIN_AX_OBJC_EXCEPTIONS
id uiElement = [m_element accessibilityAttributeValue:@"AXUIElementForTextMarker" forParameter:(id)marker->platformTextMarker()];
return AccessibilityUIElement(uiElement);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarker AccessibilityUIElement::startTextMarker()
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarker = [m_element accessibilityAttributeValue:@"AXStartTextMarker"];
return AccessibilityTextMarker(textMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarker AccessibilityUIElement::endTextMarker()
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarker = [m_element accessibilityAttributeValue:@"AXEndTextMarker"];
return AccessibilityTextMarker(textMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
bool AccessibilityUIElement::setSelectedVisibleTextRange(AccessibilityTextMarkerRange* markerRange)
{
BEGIN_AX_OBJC_EXCEPTIONS
[m_element accessibilitySetValue:(id)markerRange->platformTextMarkerRange() forAttribute:NSAccessibilitySelectedTextMarkerRangeAttribute];
END_AX_OBJC_EXCEPTIONS
return true;
}
AccessibilityTextMarkerRange AccessibilityUIElement::leftWordTextMarkerRangeForTextMarker(AccessibilityTextMarker* textMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarkerRange = [m_element accessibilityAttributeValue:@"AXLeftWordTextMarkerRangeForTextMarker" forParameter:(id)textMarker->platformTextMarker()];
return AccessibilityTextMarkerRange(textMarkerRange);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarkerRange AccessibilityUIElement::rightWordTextMarkerRangeForTextMarker(AccessibilityTextMarker* textMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarkerRange = [m_element accessibilityAttributeValue:@"AXRightWordTextMarkerRangeForTextMarker" forParameter:(id)textMarker->platformTextMarker()];
return AccessibilityTextMarkerRange(textMarkerRange);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarker AccessibilityUIElement::previousWordStartTextMarkerForTextMarker(AccessibilityTextMarker* textMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
id previousTextMarker = [m_element accessibilityAttributeValue:@"AXPreviousWordStartTextMarkerForTextMarker" forParameter:(id)textMarker->platformTextMarker()];
return AccessibilityTextMarker(previousTextMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarker AccessibilityUIElement::nextWordEndTextMarkerForTextMarker(AccessibilityTextMarker* textMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
id nextTextMarker = [m_element accessibilityAttributeValue:@"AXNextWordEndTextMarkerForTextMarker" forParameter:(id)textMarker->platformTextMarker()];
return AccessibilityTextMarker(nextTextMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarkerRange AccessibilityUIElement::paragraphTextMarkerRangeForTextMarker(AccessibilityTextMarker* textMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarkerRange = [m_element accessibilityAttributeValue:@"AXParagraphTextMarkerRangeForTextMarker" forParameter:(id)textMarker->platformTextMarker()];
return AccessibilityTextMarkerRange(textMarkerRange);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarker AccessibilityUIElement::previousParagraphStartTextMarkerForTextMarker(AccessibilityTextMarker* textMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
id previousTextMarker = [m_element accessibilityAttributeValue:@"AXPreviousParagraphStartTextMarkerForTextMarker" forParameter:(id)textMarker->platformTextMarker()];
return AccessibilityTextMarker(previousTextMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarker AccessibilityUIElement::nextParagraphEndTextMarkerForTextMarker(AccessibilityTextMarker* textMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
id nextTextMarker = [m_element accessibilityAttributeValue:@"AXNextParagraphEndTextMarkerForTextMarker" forParameter:(id)textMarker->platformTextMarker()];
return AccessibilityTextMarker(nextTextMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarkerRange AccessibilityUIElement::sentenceTextMarkerRangeForTextMarker(AccessibilityTextMarker* textMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
id textMarkerRange = [m_element accessibilityAttributeValue:@"AXSentenceTextMarkerRangeForTextMarker" forParameter:(id)textMarker->platformTextMarker()];
return AccessibilityTextMarkerRange(textMarkerRange);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarker AccessibilityUIElement::previousSentenceStartTextMarkerForTextMarker(AccessibilityTextMarker* textMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
id previousTextMarker = [m_element accessibilityAttributeValue:@"AXPreviousSentenceStartTextMarkerForTextMarker" forParameter:(id)textMarker->platformTextMarker()];
return AccessibilityTextMarker(previousTextMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
AccessibilityTextMarker AccessibilityUIElement::nextSentenceEndTextMarkerForTextMarker(AccessibilityTextMarker* textMarker)
{
BEGIN_AX_OBJC_EXCEPTIONS
id nextTextMarker = [m_element accessibilityAttributeValue:@"AXNextSentenceEndTextMarkerForTextMarker" forParameter:(id)textMarker->platformTextMarker()];
return AccessibilityTextMarker(nextTextMarker);
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
#endif // SUPPORTS_AX_TEXTMARKERS && PLATFORM(MAC)
JSStringRef AccessibilityUIElement::supportedActions()
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray *names = [m_element accessibilityActionNames];
return [[names componentsJoinedByString:@","] createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
static NSString *convertMathMultiscriptPairsToString(NSArray *pairs)
{
__block NSMutableString *result = [NSMutableString string];
[pairs enumerateObjectsUsingBlock:^(id pair, NSUInteger index, BOOL *stop) {
for (NSString *key in pair)
[result appendFormat:@"\t%lu. %@ = %@\n", (unsigned long)index, key, [[pair objectForKey:key] accessibilityAttributeValue:NSAccessibilitySubroleAttribute]];
}];
return result;
}
JSStringRef AccessibilityUIElement::mathPostscriptsDescription() const
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray *pairs = [m_element accessibilityAttributeValue:@"AXMathPostscripts"];
return [convertMathMultiscriptPairsToString(pairs) createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
JSStringRef AccessibilityUIElement::mathPrescriptsDescription() const
{
BEGIN_AX_OBJC_EXCEPTIONS
NSArray *pairs = [m_element accessibilityAttributeValue:@"AXMathPrescripts"];
return [convertMathMultiscriptPairsToString(pairs) createJSStringRef];
END_AX_OBJC_EXCEPTIONS
return nullptr;
}
void AccessibilityUIElement::scrollToMakeVisible()
{
BEGIN_AX_OBJC_EXCEPTIONS
[m_element accessibilityPerformAction:@"AXScrollToVisible"];
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::scrollToMakeVisibleWithSubFocus(int x, int y, int width, int height)
{
BEGIN_AX_OBJC_EXCEPTIONS
[m_element _accessibilityScrollToMakeVisibleWithSubFocus:NSMakeRect(x, y, width, height)];
END_AX_OBJC_EXCEPTIONS
}
void AccessibilityUIElement::scrollToGlobalPoint(int x, int y)
{
BEGIN_AX_OBJC_EXCEPTIONS
[m_element _accessibilityScrollToGlobalPoint:NSMakePoint(x, y)];
END_AX_OBJC_EXCEPTIONS
}