1 /*

     2  * Copyright (C) 2008, 2009 Apple Inc. All Rights Reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions

     6  * are met:

     7  * 1. Redistributions of source code must retain the above copyright

     8  *    notice, this list of conditions and the following disclaimer.

     9  * 2. Redistributions in binary form must reproduce the above copyright

    10  *    notice, this list of conditions and the following disclaimer in the

    11  *    documentation and/or other materials provided with the distribution.

    12  *

    13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY

    14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

    16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR

    17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

    18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

    19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

    20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

    21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 

    24  */

    25 

    26 #include "config.h"

    27 #include "AccessibilityUIElement.h"

    28 

    29 #include <JavaScriptCore/JSRetainPtr.h>

    30 

    31 // Static Functions

    32 

    33 static inline AccessibilityUIElement* toAXElement(JSObjectRef object)

    34 {

    35     // FIXME: We should ASSERT that it is the right class here.

    36     return static_cast<AccessibilityUIElement*>(JSObjectGetPrivate(object));

    37 }

    38 

    39 static JSValueRef allAttributesCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

    40 {

    41     JSRetainPtr<JSStringRef> attributes(Adopt, toAXElement(thisObject)->allAttributes());

    42     return JSValueMakeString(context, attributes.get());

    43 }

    44 

    45 static JSValueRef attributesOfLinkedUIElementsCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

    46 {

    47     JSRetainPtr<JSStringRef> linkedUIDescription(Adopt, toAXElement(thisObject)->attributesOfLinkedUIElements());

    48     return JSValueMakeString(context, linkedUIDescription.get());

    49 }

    50 

    51 static JSValueRef attributesOfDocumentLinksCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

    52 {

    53     JSRetainPtr<JSStringRef> linkedUIDescription(Adopt, toAXElement(thisObject)->attributesOfDocumentLinks());

    54     return JSValueMakeString(context, linkedUIDescription.get());

    55 }

    56 

    57 static JSValueRef attributesOfChildrenCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

    58 {

    59     JSRetainPtr<JSStringRef> childrenDescription(Adopt, toAXElement(thisObject)->attributesOfChildren());

    60     return JSValueMakeString(context, childrenDescription.get());

    61 }

    62 

    63 static JSValueRef parameterizedAttributeNamesCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

    64 {

    65     JSRetainPtr<JSStringRef> parameterizedAttributeNames(Adopt, toAXElement(thisObject)->parameterizedAttributeNames());

    66     return JSValueMakeString(context, parameterizedAttributeNames.get());

    67 }

    68 

    69 static JSValueRef attributesOfColumnHeadersCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

    70 {

    71     JSRetainPtr<JSStringRef> attributesOfColumnHeaders(Adopt, toAXElement(thisObject)->attributesOfColumnHeaders());

    72     return JSValueMakeString(context, attributesOfColumnHeaders.get());

    73 }

    74 

    75 static JSValueRef attributesOfRowHeadersCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

    76 {

    77     JSRetainPtr<JSStringRef> attributesOfRowHeaders(Adopt, toAXElement(thisObject)->attributesOfRowHeaders());

    78     return JSValueMakeString(context, attributesOfRowHeaders.get());

    79 }

    80 

    81 static JSValueRef attributesOfColumnsCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

    82 {

    83     JSRetainPtr<JSStringRef> attributesOfColumns(Adopt, toAXElement(thisObject)->attributesOfColumns());

    84     return JSValueMakeString(context, attributesOfColumns.get());

    85 }

    86 

    87 static JSValueRef attributesOfRowsCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

    88 {

    89     JSRetainPtr<JSStringRef> attributesOfRows(Adopt, toAXElement(thisObject)->attributesOfRows());

    90     return JSValueMakeString(context, attributesOfRows.get());

    91 }

    92 

    93 static JSValueRef attributesOfVisibleCellsCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

    94 {

    95     JSRetainPtr<JSStringRef> attributesOfVisibleCells(Adopt, toAXElement(thisObject)->attributesOfVisibleCells());

    96     return JSValueMakeString(context, attributesOfVisibleCells.get());

    97 }

    98 

    99 static JSValueRef attributesOfHeaderCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   100 {

   101     JSRetainPtr<JSStringRef> attributesOfHeader(Adopt, toAXElement(thisObject)->attributesOfHeader());

   102     return JSValueMakeString(context, attributesOfHeader.get());

   103 }

   104 

   105 static JSValueRef indexInTableCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   106 {

   107     return JSValueMakeNumber(context, toAXElement(thisObject)->indexInTable());

   108 }

   109 

   110 static JSValueRef rowIndexRangeCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   111 {

   112     JSRetainPtr<JSStringRef> rowIndexRange(Adopt, toAXElement(thisObject)->rowIndexRange());

   113     return JSValueMakeString(context, rowIndexRange.get());

   114 }

   115 

   116 static JSValueRef columnIndexRangeCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   117 {

   118     JSRetainPtr<JSStringRef> columnIndexRange(Adopt, toAXElement(thisObject)->columnIndexRange());

   119     return JSValueMakeString(context, columnIndexRange.get());

   120 }

   121 

   122 static JSValueRef lineForIndexCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   123 {

   124     int indexNumber = -1;

   125     if (argumentCount == 1)

   126         indexNumber = JSValueToNumber(context, arguments[0], exception);

   127     

   128     return JSValueMakeNumber(context, toAXElement(thisObject)->lineForIndex(indexNumber));

   129 }

   130 

   131 static JSValueRef boundsForRangeCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   132 {

   133     unsigned location = UINT_MAX, length = 0;

   134     if (argumentCount == 2) {

   135         location = JSValueToNumber(context, arguments[0], exception);

   136         length = JSValueToNumber(context, arguments[1], exception);

   137     }

   138 

   139     JSRetainPtr<JSStringRef> boundsDescription(Adopt, toAXElement(thisObject)->boundsForRange(location, length));

   140     return JSValueMakeString(context, boundsDescription.get());    

   141 }

   142 

   143 static JSValueRef stringForRangeCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   144 {

   145     unsigned location = UINT_MAX, length = 0;

   146     if (argumentCount == 2) {

   147         location = JSValueToNumber(context, arguments[0], exception);

   148         length = JSValueToNumber(context, arguments[1], exception);

   149     }

   150     

   151     JSRetainPtr<JSStringRef> stringDescription(Adopt, toAXElement(thisObject)->stringForRange(location, length));

   152     return JSValueMakeString(context, stringDescription.get());    

   153 }

   154 

   155 static JSValueRef indexOfChildCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   156 {

   157     if (argumentCount != 1)

   158         return 0;

   159     

   160     JSObjectRef otherElement = JSValueToObject(context, arguments[0], exception);

   161     AccessibilityUIElement* childElement = toAXElement(otherElement);

   162     return JSValueMakeNumber(context, (double)toAXElement(thisObject)->indexOfChild(childElement));

   163 }

   164 

   165 static JSValueRef childAtIndexCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   166 {

   167     int indexNumber = -1;

   168     if (argumentCount == 1)

   169         indexNumber = JSValueToNumber(context, arguments[0], exception);

   170     

   171     return AccessibilityUIElement::makeJSAccessibilityUIElement(context, toAXElement(thisObject)->getChildAtIndex(indexNumber));

   172 }

   173 

   174 static JSValueRef linkedUIElementAtIndexCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   175 {

   176     int indexNumber = -1;

   177     if (argumentCount == 1)

   178         indexNumber = JSValueToNumber(context, arguments[0], exception);

   179     

   180     return AccessibilityUIElement::makeJSAccessibilityUIElement(context, toAXElement(thisObject)->linkedUIElementAtIndex(indexNumber));

   181 }

   182 

   183 static JSValueRef disclosedRowAtIndexCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   184 {

   185     int indexNumber = 0;

   186     if (argumentCount == 1)

   187         indexNumber = JSValueToNumber(context, arguments[0], exception);

   188     

   189     return AccessibilityUIElement::makeJSAccessibilityUIElement(context, toAXElement(thisObject)->disclosedRowAtIndex(indexNumber));

   190 }

   191 

   192 static JSValueRef ariaOwnsElementAtIndexCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   193 {

   194     int indexNumber = 0;

   195     if (argumentCount == 1)

   196         indexNumber = JSValueToNumber(context, arguments[0], exception);

   197     

   198     return AccessibilityUIElement::makeJSAccessibilityUIElement(context, toAXElement(thisObject)->ariaOwnsElementAtIndex(indexNumber));

   199 }

   200 

   201 static JSValueRef ariaFlowToElementAtIndexCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   202 {

   203     int indexNumber = 0;

   204     if (argumentCount == 1)

   205         indexNumber = JSValueToNumber(context, arguments[0], exception);

   206     

   207     return AccessibilityUIElement::makeJSAccessibilityUIElement(context, toAXElement(thisObject)->ariaFlowToElementAtIndex(indexNumber));

   208 }

   209 

   210 static JSValueRef selectedRowAtIndexCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   211 {

   212     int indexNumber = 0;

   213     if (argumentCount == 1)

   214         indexNumber = JSValueToNumber(context, arguments[0], exception);

   215     

   216     return AccessibilityUIElement::makeJSAccessibilityUIElement(context, toAXElement(thisObject)->selectedRowAtIndex(indexNumber));

   217 }

   218 

   219 static JSValueRef isEqualCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   220 {

   221     JSObjectRef otherElement = 0;

   222     if (argumentCount == 1)

   223         otherElement = JSValueToObject(context, arguments[0], exception);

   224     else

   225         return JSValueMakeBoolean(context, false);

   226     

   227     return JSValueMakeBoolean(context, toAXElement(thisObject)->isEqual(toAXElement(otherElement)));

   228 }

   229 

   230 static JSValueRef elementAtPointCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   231 {

   232     int x = 0;

   233     int y = 0;

   234     if (argumentCount == 2) {

   235         x = JSValueToNumber(context, arguments[0], exception);

   236         y = JSValueToNumber(context, arguments[1], exception);

   237     }

   238     

   239     return AccessibilityUIElement::makeJSAccessibilityUIElement(context, toAXElement(thisObject)->elementAtPoint(x, y));

   240 }

   241 

   242 static JSValueRef isAttributeSupportedCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   243 {

   244     JSStringRef attribute = 0;

   245     if (argumentCount == 1)

   246         attribute = JSValueToStringCopy(context, arguments[0], exception);    

   247     JSValueRef result = JSValueMakeBoolean(context, toAXElement(thisObject)->isAttributeSupported(attribute));

   248     if (attribute)

   249         JSStringRelease(attribute);

   250     return result;

   251 }

   252 

   253 static JSValueRef isAttributeSettableCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   254 {

   255     JSStringRef attribute = 0;

   256     if (argumentCount == 1)

   257         attribute = JSValueToStringCopy(context, arguments[0], exception);    

   258     JSValueRef result = JSValueMakeBoolean(context, toAXElement(thisObject)->isAttributeSettable(attribute));

   259     if (attribute)

   260         JSStringRelease(attribute);

   261     return result;

   262 }

   263 

   264 

   265 static JSValueRef isActionSupportedCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   266 {

   267     JSStringRef action = 0;

   268     if (argumentCount == 1)

   269         action = JSValueToStringCopy(context, arguments[0], exception);    

   270     JSValueRef result = JSValueMakeBoolean(context, toAXElement(thisObject)->isActionSupported(action));

   271     if (action)

   272         JSStringRelease(action);

   273     return result;

   274 }

   275 

   276 static JSValueRef boolAttributeValueCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   277 {

   278     JSStringRef attribute = 0;

   279     if (argumentCount == 1)

   280         attribute = JSValueToStringCopy(context, arguments[0], exception);

   281     bool val = toAXElement(thisObject)->boolAttributeValue(attribute);

   282     JSValueRef result = JSValueMakeBoolean(context, val);

   283     if (attribute)

   284         JSStringRelease(attribute);

   285     return result;

   286 }

   287 

   288 static JSValueRef stringAttributeValueCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   289 {

   290     JSStringRef attribute = 0;

   291     if (argumentCount == 1)

   292         attribute = JSValueToStringCopy(context, arguments[0], exception);

   293     JSRetainPtr<JSStringRef> stringAttributeValue(Adopt, toAXElement(thisObject)->stringAttributeValue(attribute));

   294     JSValueRef result = JSValueMakeString(context, stringAttributeValue.get());

   295     if (attribute)

   296         JSStringRelease(attribute);

   297     return result;

   298 }

   299 

   300 static JSValueRef cellForColumnAndRowCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   301 {

   302     unsigned column = 0, row = 0;

   303     if (argumentCount == 2) {

   304         column = JSValueToNumber(context, arguments[0], exception);

   305         row = JSValueToNumber(context, arguments[1], exception);

   306     }

   307     

   308     return AccessibilityUIElement::makeJSAccessibilityUIElement(context, toAXElement(thisObject)->cellForColumnAndRow(column, row));

   309 }

   310 

   311 static JSValueRef titleUIElementCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   312 {

   313     return AccessibilityUIElement::makeJSAccessibilityUIElement(context, toAXElement(thisObject)->titleUIElement());

   314 }

   315 

   316 static JSValueRef parentElementCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   317 {

   318     return AccessibilityUIElement::makeJSAccessibilityUIElement(context, toAXElement(thisObject)->parentElement());

   319 }

   320 

   321 static JSValueRef disclosedByRowCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   322 {

   323     return AccessibilityUIElement::makeJSAccessibilityUIElement(context, toAXElement(thisObject)->disclosedByRow());

   324 }

   325 

   326 static JSValueRef setSelectedTextRangeCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   327 {

   328     unsigned location = UINT_MAX, length = 0;

   329     if (argumentCount == 2) {

   330         location = JSValueToNumber(context, arguments[0], exception);

   331         length = JSValueToNumber(context, arguments[1], exception);

   332     }

   333     

   334     toAXElement(thisObject)->setSelectedTextRange(location, length);

   335     return JSValueMakeUndefined(context);

   336 }

   337 

   338 static JSValueRef incrementCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   339 {

   340     toAXElement(thisObject)->increment();

   341     return JSValueMakeUndefined(context);

   342 }

   343 

   344 static JSValueRef decrementCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   345 {

   346     toAXElement(thisObject)->decrement();

   347     return JSValueMakeUndefined(context);

   348 }

   349 

   350 static JSValueRef showMenuCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   351 {

   352     toAXElement(thisObject)->showMenu();

   353     return JSValueMakeUndefined(context);

   354 }

   355 

   356 static JSValueRef pressCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   357 {

   358     toAXElement(thisObject)->press();

   359     return JSValueMakeUndefined(context);

   360 }

   361 

   362 static JSValueRef takeFocusCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   363 {

   364     toAXElement(thisObject)->takeFocus();

   365     return JSValueMakeUndefined(context);

   366 }

   367 

   368 static JSValueRef takeSelectionCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   369 {

   370     toAXElement(thisObject)->takeSelection();

   371     return JSValueMakeUndefined(context);

   372 }

   373 

   374 static JSValueRef addSelectionCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   375 {

   376     toAXElement(thisObject)->addSelection();

   377     return JSValueMakeUndefined(context);

   378 }

   379 

   380 static JSValueRef removeSelectionCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   381 {

   382     toAXElement(thisObject)->removeSelection();

   383     return JSValueMakeUndefined(context);

   384 }

   385 

   386 

   387 // Static Value Getters

   388 

   389 static JSValueRef getARIADropEffectsCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   390 {

   391     JSRetainPtr<JSStringRef> dropEffects(Adopt, toAXElement(thisObject)->ariaDropEffects());

   392     return JSValueMakeString(context, dropEffects.get());

   393 }

   394 

   395 static JSValueRef getARIAIsGrabbedCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   396 {

   397     return JSValueMakeBoolean(context, toAXElement(thisObject)->ariaIsGrabbed());

   398 }

   399 

   400 static JSValueRef getIsValidCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   401 {

   402     AccessibilityUIElement* uiElement = toAXElement(thisObject);

   403     if (!uiElement->platformUIElement())

   404         return JSValueMakeBoolean(context, false);

   405     

   406     // There might be other platform logic that one could check here...

   407     

   408     return JSValueMakeBoolean(context, true);

   409 }

   410 

   411 static JSValueRef getRoleCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   412 {

   413     JSRetainPtr<JSStringRef> role(Adopt, toAXElement(thisObject)->role());

   414     return JSValueMakeString(context, role.get());

   415 }

   416 

   417 static JSValueRef getSubroleCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   418 {

   419     JSRetainPtr<JSStringRef> role(Adopt, toAXElement(thisObject)->subrole());

   420     return JSValueMakeString(context, role.get());

   421 }

   422 

   423 static JSValueRef getRoleDescriptionCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   424 {

   425     JSRetainPtr<JSStringRef> roleDesc(Adopt, toAXElement(thisObject)->roleDescription());

   426     return JSValueMakeString(context, roleDesc.get());

   427 }

   428 

   429 static JSValueRef getTitleCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   430 {

   431     JSRetainPtr<JSStringRef> title(Adopt, toAXElement(thisObject)->title());

   432     return JSValueMakeString(context, title.get());

   433 }

   434 

   435 static JSValueRef getDescriptionCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   436 {

   437     JSRetainPtr<JSStringRef> description(Adopt, toAXElement(thisObject)->description());

   438     return JSValueMakeString(context, description.get());

   439 }

   440 

   441 static JSValueRef getStringValueCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   442 {

   443     JSRetainPtr<JSStringRef> stringValue(Adopt, toAXElement(thisObject)->stringValue());

   444     return JSValueMakeString(context, stringValue.get());

   445 }

   446 

   447 static JSValueRef getLanguageCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   448 {

   449     JSRetainPtr<JSStringRef> language(Adopt, toAXElement(thisObject)->language());

   450     return JSValueMakeString(context, language.get());

   451 }

   452 

   453 static JSValueRef getHelpTextCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   454 {

   455     JSRetainPtr<JSStringRef> language(Adopt, toAXElement(thisObject)->helpText());

   456     return JSValueMakeString(context, language.get());

   457 }

   458 

   459 static JSValueRef getOrientationCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   460 {

   461     JSRetainPtr<JSStringRef> orientation(Adopt, toAXElement(thisObject)->orientation());

   462     return JSValueMakeString(context, orientation.get());

   463 }

   464 

   465 static JSValueRef getChildrenCountCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   466 {

   467     return JSValueMakeNumber(context, toAXElement(thisObject)->childrenCount());

   468 }

   469 

   470 static JSValueRef rowCountCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   471 {

   472     return JSValueMakeNumber(context, toAXElement(thisObject)->rowCount());

   473 }

   474 

   475 static JSValueRef columnCountCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   476 {

   477     return JSValueMakeNumber(context, toAXElement(thisObject)->columnCount());

   478 }

   479 

   480 static JSValueRef getXCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   481 {

   482     return JSValueMakeNumber(context, toAXElement(thisObject)->x());

   483 }

   484 

   485 static JSValueRef getYCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   486 {

   487     return JSValueMakeNumber(context, toAXElement(thisObject)->y());

   488 }

   489 

   490 static JSValueRef getWidthCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   491 {

   492     return JSValueMakeNumber(context, toAXElement(thisObject)->width());

   493 }

   494 

   495 static JSValueRef getHeightCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   496 {

   497     return JSValueMakeNumber(context, toAXElement(thisObject)->height());

   498 }

   499 

   500 static JSValueRef getClickPointXCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   501 {

   502     return JSValueMakeNumber(context, toAXElement(thisObject)->clickPointX());

   503 }

   504 

   505 static JSValueRef getClickPointYCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   506 {

   507     return JSValueMakeNumber(context, toAXElement(thisObject)->clickPointY());

   508 }

   509 

   510 static JSValueRef getIntValueCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   511 {

   512     return JSValueMakeNumber(context, toAXElement(thisObject)->intValue());

   513 }

   514 

   515 static JSValueRef getMinValueCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   516 {

   517     return JSValueMakeNumber(context, toAXElement(thisObject)->minValue());

   518 }

   519 

   520 static JSValueRef getMaxValueCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   521 {

   522     return JSValueMakeNumber(context, toAXElement(thisObject)->maxValue());

   523 }

   524 

   525 static JSValueRef getInsertionPointLineNumberCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   526 {

   527     return JSValueMakeNumber(context, toAXElement(thisObject)->insertionPointLineNumber());

   528 }

   529 

   530 static JSValueRef getSelectedTextRangeCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   531 {

   532     JSRetainPtr<JSStringRef> selectedTextRange(Adopt, toAXElement(thisObject)->selectedTextRange());

   533     return JSValueMakeString(context, selectedTextRange.get());

   534 }

   535 

   536 static JSValueRef getIsEnabledCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   537 {

   538     return JSValueMakeBoolean(context, toAXElement(thisObject)->isEnabled());

   539 }

   540 

   541 static JSValueRef getIsRequiredCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef, JSValueRef*)

   542 {

   543     return JSValueMakeBoolean(context, toAXElement(thisObject)->isRequired());

   544 }

   545 

   546 static JSValueRef getIsSelectedCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef, JSValueRef*)

   547 {

   548     return JSValueMakeBoolean(context, toAXElement(thisObject)->isSelected());

   549 }

   550 

   551 static JSValueRef getIsSelectableCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef, JSValueRef*)

   552 {

   553     return JSValueMakeBoolean(context, toAXElement(thisObject)->isSelectable());

   554 }

   555 

   556 static JSValueRef getIsMultiSelectableCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef, JSValueRef*)

   557 {

   558     return JSValueMakeBoolean(context, toAXElement(thisObject)->isMultiSelectable());

   559 }

   560 

   561 static JSValueRef getIsExpandedCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef, JSValueRef*)

   562 {

   563     return JSValueMakeBoolean(context, toAXElement(thisObject)->isExpanded());

   564 }

   565 

   566 static JSValueRef getIsCheckedCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef, JSValueRef*)

   567 {

   568     return JSValueMakeBoolean(context, toAXElement(thisObject)->isChecked());

   569 }

   570 

   571 static JSValueRef getIsVisibleCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef, JSValueRef*)

   572 {

   573     return JSValueMakeBoolean(context, toAXElement(thisObject)->isVisible());

   574 }

   575 

   576 static JSValueRef getIsOffScreenCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef, JSValueRef*)

   577 {

   578     return JSValueMakeBoolean(context, toAXElement(thisObject)->isOffScreen());

   579 }

   580 

   581 static JSValueRef getIsCollapsedCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef, JSValueRef*)

   582 {

   583     return JSValueMakeBoolean(context, toAXElement(thisObject)->isCollapsed());

   584 }

   585 

   586 static JSValueRef getHasPopupCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef, JSValueRef*)

   587 {

   588     return JSValueMakeBoolean(context, toAXElement(thisObject)->hasPopup());

   589 }

   590 

   591 static JSValueRef hierarchicalLevelCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef, JSValueRef*)

   592 {

   593     return JSValueMakeNumber(context, toAXElement(thisObject)->hierarchicalLevel());

   594 }

   595 

   596 static JSValueRef getValueDescriptionCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   597 {

   598     JSRetainPtr<JSStringRef> valueDescription(Adopt, toAXElement(thisObject)->valueDescription());

   599     return JSValueMakeString(context, valueDescription.get());

   600 }

   601 

   602 static JSValueRef getAccessibilityValueCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   603 {

   604     JSRetainPtr<JSStringRef> accessibilityValue(Adopt, toAXElement(thisObject)->accessibilityValue());

   605     return JSValueMakeString(context, accessibilityValue.get());

   606 }

   607 

   608 static JSValueRef getDocumentEncodingCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   609 {

   610     JSRetainPtr<JSStringRef> documentEncoding(Adopt, toAXElement(thisObject)->documentEncoding());

   611     return JSValueMakeString(context, documentEncoding.get());

   612 }

   613 

   614 static JSValueRef getDocumentURICallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   615 {

   616     JSRetainPtr<JSStringRef> documentURI(Adopt, toAXElement(thisObject)->documentURI());

   617     return JSValueMakeString(context, documentURI.get());

   618 }

   619 

   620 static JSValueRef getURLCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)

   621 {

   622     JSRetainPtr<JSStringRef> url(Adopt, toAXElement(thisObject)->url());

   623     return JSValueMakeString(context, url.get());

   624 }

   625 

   626 static JSValueRef addNotificationListenerCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   627 {

   628     if (argumentCount != 1)

   629         return JSValueMakeBoolean(context, false);

   630     

   631     JSObjectRef callback = JSValueToObject(context, arguments[0], exception);

   632     bool succeeded = toAXElement(thisObject)->addNotificationListener(callback);

   633     return JSValueMakeBoolean(context, succeeded);

   634 }

   635 

   636 static JSValueRef removeNotificationListenerCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)

   637 {

   638     toAXElement(thisObject)->removeNotificationListener();

   639     return JSValueMakeUndefined(context);

   640 }

   641 

   642 // Destruction

   643 

   644 static void finalize(JSObjectRef thisObject)

   645 {

   646     delete toAXElement(thisObject);

   647 }

   648 

   649 // Object Creation

   650 

   651 JSObjectRef AccessibilityUIElement::makeJSAccessibilityUIElement(JSContextRef context, const AccessibilityUIElement& element)

   652 {

   653     return JSObjectMake(context, AccessibilityUIElement::getJSClass(), new AccessibilityUIElement(element));

   654 }

   655 

   656 JSClassRef AccessibilityUIElement::getJSClass()

   657 {

   658     static JSStaticValue staticValues[] = {

   659         { "accessibilityValue", getAccessibilityValueCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   660         { "role", getRoleCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   661         { "subrole", getSubroleCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   662         { "roleDescription", getRoleDescriptionCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   663         { "title", getTitleCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   664         { "description", getDescriptionCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   665         { "language", getLanguageCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   666         { "helpText", getHelpTextCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   667         { "stringValue", getStringValueCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   668         { "x", getXCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   669         { "y", getYCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   670         { "width", getWidthCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   671         { "height", getHeightCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   672         { "clickPointX", getClickPointXCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   673         { "clickPointY", getClickPointYCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   674         { "intValue", getIntValueCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   675         { "minValue", getMinValueCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   676         { "maxValue", getMaxValueCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   677         { "childrenCount", getChildrenCountCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   678         { "rowCount", rowCountCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   679         { "columnCount", columnCountCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   680         { "insertionPointLineNumber", getInsertionPointLineNumberCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   681         { "selectedTextRange", getSelectedTextRangeCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   682         { "isEnabled", getIsEnabledCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   683         { "isRequired", getIsRequiredCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   684         { "isSelected", getIsSelectedCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   685         { "isSelectable", getIsSelectableCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   686         { "isMultiSelectable", getIsMultiSelectableCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   687         { "isExpanded", getIsExpandedCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   688         { "isChecked", getIsCheckedCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   689         { "isVisible", getIsVisibleCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   690         { "isOffScreen", getIsOffScreenCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   691         { "isCollapsed", getIsCollapsedCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   692         { "hasPopup", getHasPopupCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   693         { "valueDescription", getValueDescriptionCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   694         { "hierarchicalLevel", hierarchicalLevelCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   695         { "documentEncoding", getDocumentEncodingCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   696         { "documentURI", getDocumentURICallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   697         { "url", getURLCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   698         { "isValid", getIsValidCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   699         { "orientation", getOrientationCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   700         { "ariaIsGrabbed", getARIAIsGrabbedCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   701         { "ariaDropEffects", getARIADropEffectsCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   702         { 0, 0, 0, 0 }

   703     };

   704 

   705     static JSStaticFunction staticFunctions[] = {

   706         { "allAttributes", allAttributesCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   707         { "attributesOfLinkedUIElements", attributesOfLinkedUIElementsCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   708         { "attributesOfDocumentLinks", attributesOfDocumentLinksCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   709         { "attributesOfChildren", attributesOfChildrenCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   710         { "parameterizedAttributeNames", parameterizedAttributeNamesCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   711         { "lineForIndex", lineForIndexCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   712         { "boundsForRange", boundsForRangeCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   713         { "stringForRange", stringForRangeCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   714         { "childAtIndex", childAtIndexCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   715         { "linkedUIElementAtIndex", linkedUIElementAtIndexCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   716         { "indexOfChild", indexOfChildCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   717         { "elementAtPoint", elementAtPointCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   718         { "attributesOfColumnHeaders", attributesOfColumnHeadersCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   719         { "attributesOfRowHeaders", attributesOfRowHeadersCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   720         { "attributesOfColumns", attributesOfColumnsCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   721         { "attributesOfRows", attributesOfRowsCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   722         { "attributesOfVisibleCells", attributesOfVisibleCellsCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   723         { "attributesOfHeader", attributesOfHeaderCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   724         { "indexInTable", indexInTableCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   725         { "rowIndexRange", rowIndexRangeCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   726         { "columnIndexRange", columnIndexRangeCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   727         { "cellForColumnAndRow", cellForColumnAndRowCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   728         { "titleUIElement", titleUIElementCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   729         { "setSelectedTextRange", setSelectedTextRangeCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   730         { "stringAttributeValue", stringAttributeValueCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   731         { "boolAttributeValue", boolAttributeValueCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   732         { "isAttributeSupported", isAttributeSupportedCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   733         { "isAttributeSettable", isAttributeSettableCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   734         { "isActionSupported", isActionSupportedCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   735         { "parentElement", parentElementCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   736         { "disclosedByRow", disclosedByRowCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   737         { "increment", incrementCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   738         { "decrement", decrementCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   739         { "showMenu", showMenuCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   740         { "press", pressCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   741         { "disclosedRowAtIndex", disclosedRowAtIndexCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   742         { "ariaOwnsElementAtIndex", ariaOwnsElementAtIndexCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   743         { "ariaFlowToElementAtIndex", ariaFlowToElementAtIndexCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   744         { "selectedRowAtIndex", selectedRowAtIndexCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   745         { "isEqual", isEqualCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   746         { "addNotificationListener", addNotificationListenerCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   747         { "removeNotificationListener", removeNotificationListenerCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   748         { "takeFocus", takeFocusCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   749         { "takeSelection", takeSelectionCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   750         { "addSelection", addSelectionCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   751         { "removeSelection", removeSelectionCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },

   752         { 0, 0, 0 }

   753     };

   754 

   755     static JSClassDefinition classDefinition = {

   756         0, kJSClassAttributeNone, "AccessibilityUIElement", 0, staticValues, staticFunctions,

   757         0, finalize, 0, 0, 0, 0, 0, 0, 0, 0, 0

   758     };

   759 

   760     static JSClassRef accessibilityUIElementClass = JSClassCreate(&classDefinition);

   761     return accessibilityUIElementClass;

   762 }