jdk/src/macosx/native/sun/awt/JavaAccessibilityUtilities.m - edge/openjdk - Git at Google

 /*
  * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this
  * particular file as subject to the "Classpath" exception as provided
  * by Oracle in the LICENSE file that accompanied this code.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */

 #import "JavaAccessibilityUtilities.h"

 #import <AppKit/AppKit.h>
 #import <JavaNativeFoundation/JavaNativeFoundation.h>


 static BOOL JavaAccessibilityIsSupportedAttribute(id element, NSString *attribute);
 static void JavaAccessibilityLogError(NSString *message);
 static void _JavaAccessibilityRaiseException(NSString *reason, SInt32 errorCode);
 static NSString *AttributeWithoutAXPrefix(NSString *attribute);
 static SEL JavaAccessibilityAttributeGetter(NSString *attribute);
 static SEL JavaAccessibilityAttributeSettableTester(NSString *attribute);
 static SEL JavaAccessibilityAttributeSetter(NSString *attribute);

 NSString *const JavaAccessibilityIgnore = @"JavaAxIgnore";

 NSMutableDictionary *sRoles = nil;
 void initializeRoles();

 // Unique
 static JNF_CLASS_CACHE(sjc_AccessibleState, "javax/accessibility/AccessibleState");

 // Duplicate
 JNF_CLASS_CACHE(sjc_CAccessibility, "sun/lwawt/macosx/CAccessibility");
 JNF_CLASS_CACHE(sjc_AccessibleComponent, "javax/accessibility/AccessibleComponent");
 JNF_CLASS_CACHE(sjc_AccessibleContext, "javax/accessibility/AccessibleContext");
 JNF_CLASS_CACHE(sjc_Accessible, "javax/accessibility/Accessible");
 JNF_CLASS_CACHE(sjc_AccessibleRole, "javax/accessibility/AccessibleRole");
 JNF_CLASS_CACHE(sjc_Point, "java/awt/Point");
 JNF_CLASS_CACHE(sjc_AccessibleText, "javax/accessibility/AccessibleText");

 JNF_MEMBER_CACHE(sjf_key, sjc_AccessibleRole, "key", "Ljava/lang/String;");
 JNF_MEMBER_CACHE(sjf_X, sjc_Point, "x", "I");
 JNF_MEMBER_CACHE(sjf_Y, sjc_Point, "y", "I");

 NSSize getAxComponentSize(JNIEnv *env, jobject axComponent, jobject component)
 {
     static JNF_CLASS_CACHE(jc_Dimension, "java/awt/Dimension");
     static JNF_MEMBER_CACHE(jf_width, jc_Dimension, "width", "I");
     static JNF_MEMBER_CACHE(jf_height, jc_Dimension, "height", "I");
     static JNF_STATIC_MEMBER_CACHE(jm_getSize, sjc_CAccessibility, "getSize", "(Ljavax/accessibility/AccessibleComponent;Ljava/awt/Component;)Ljava/awt/Dimension;");

     jobject dimension = JNFCallStaticObjectMethod(env, jm_getSize, axComponent, component); // AWT_THREADING Safe (AWTRunLoopMode)

     if (dimension == NULL) return NSZeroSize;
     return NSMakeSize(JNFGetIntField(env, dimension, jf_width), JNFGetIntField(env, dimension, jf_height));
 }

 NSString *getJavaRole(JNIEnv *env, jobject axComponent, jobject component)
 {
     static JNF_STATIC_MEMBER_CACHE(sjm_getAccessibleRole, sjc_CAccessibility, "getAccessibleRole", "(Ljavax/accessibility/Accessible;Ljava/awt/Component;)Ljava/lang/String;");
     jobject axRole = JNFCallStaticObjectMethod(env, sjm_getAccessibleRole, axComponent, component); // AWT_THREADING Safe (AWTRunLoopMode)
     if (axRole == NULL) return @"unknown";

     return JNFJavaToNSString(env, axRole);
 }

 jobject getAxSelection(JNIEnv *env, jobject axContext, jobject component)
 {
     static JNF_STATIC_MEMBER_CACHE(jm_getAccessibleSelection, sjc_CAccessibility, "getAccessibleSelection", "(Ljavax/accessibility/AccessibleContext;Ljava/awt/Component;)Ljavax/accessibility/AccessibleSelection;");
     return JNFCallStaticObjectMethod(env, jm_getAccessibleSelection, axContext, component); // AWT_THREADING Safe (AWTRunLoopMode)
 }

 jobject getAxContextSelection(JNIEnv *env, jobject axContext, jint index, jobject component)
 {
     static JNF_STATIC_MEMBER_CACHE(jm_ax_getAccessibleSelection, sjc_CAccessibility, "ax_getAccessibleSelection", "(Ljavax/accessibility/AccessibleContext;ILjava/awt/Component;)Ljavax/accessibility/Accessible;");
     return JNFCallStaticObjectMethod(env, jm_ax_getAccessibleSelection, axContext, index, component); // AWT_THREADING Safe (AWTRunLoopMode)
 }

 void setAxContextSelection(JNIEnv *env, jobject axContext, jint index, jobject component)
 {
     static JNF_STATIC_MEMBER_CACHE(jm_addAccessibleSelection, sjc_CAccessibility, "addAccessibleSelection", "(Ljavax/accessibility/AccessibleContext;ILjava/awt/Component;)V");
     JNFCallStaticVoidMethod(env, jm_addAccessibleSelection, axContext, index, component); // AWT_THREADING Safe (AWTRunLoopMode)
 }

 jobject getAxContext(JNIEnv *env, jobject accessible, jobject component)
 {
     static JNF_STATIC_MEMBER_CACHE(jm_getAccessibleContext, sjc_CAccessibility, "getAccessibleContext", "(Ljavax/accessibility/Accessible;Ljava/awt/Component;)Ljavax/accessibility/AccessibleContext;");
     return JNFCallStaticObjectMethod(env, jm_getAccessibleContext, accessible, component); // AWT_THREADING Safe (AWTRunLoopMode)
 }

 BOOL isChildSelected(JNIEnv *env, jobject accessible, jint index, jobject component)
 {
     static JNF_STATIC_MEMBER_CACHE(jm_isAccessibleChildSelected, sjc_CAccessibility, "isAccessibleChildSelected", "(Ljavax/accessibility/Accessible;ILjava/awt/Component;)Z");
     return JNFCallStaticBooleanMethod(env, jm_isAccessibleChildSelected, accessible, index, component); // AWT_THREADING Safe (AWTRunLoopMode)
 }

 jobject getAxStateSet(JNIEnv *env, jobject axContext, jobject component)
 {
     static JNF_STATIC_MEMBER_CACHE(jm_getAccessibleStateSet, sjc_CAccessibility, "getAccessibleStateSet", "(Ljavax/accessibility/AccessibleContext;Ljava/awt/Component;)Ljavax/accessibility/AccessibleStateSet;");
     return JNFCallStaticObjectMethod(env, jm_getAccessibleStateSet, axContext, component); // AWT_THREADING Safe (AWTRunLoopMode)
 }

 BOOL containsAxState(JNIEnv *env, jobject axContext, jobject axState, jobject component)
 {
     static JNF_STATIC_MEMBER_CACHE(jm_contains, sjc_CAccessibility, "contains", "(Ljavax/accessibility/AccessibleContext;Ljavax/accessibility/AccessibleState;Ljava/awt/Component;)Z");
     return JNFCallStaticBooleanMethod(env, jm_contains, axContext, axState, component); // AWT_THREADING Safe (AWTRunLoopMode)
 }

 BOOL isVertical(JNIEnv *env, jobject axContext, jobject component)
 {
     static JNF_STATIC_MEMBER_CACHE(jm_VERTICAL, sjc_AccessibleState, "VERTICAL", "Ljavax/accessibility/AccessibleState;");
     jobject axVertState = JNFGetStaticObjectField(env, jm_VERTICAL);
     return containsAxState(env, axContext, axVertState, component);
 }

 BOOL isHorizontal(JNIEnv *env, jobject axContext, jobject component)
 {
     static JNF_STATIC_MEMBER_CACHE(jm_HORIZONTAL, sjc_AccessibleState, "HORIZONTAL", "Ljavax/accessibility/AccessibleState;");
     jobject axHorizState = JNFGetStaticObjectField(env, jm_HORIZONTAL);
     return containsAxState(env, axContext, axHorizState, component);
 }

 BOOL isShowing(JNIEnv *env, jobject axContext, jobject component)
 {
     static JNF_STATIC_MEMBER_CACHE(jm_SHOWING, sjc_AccessibleState, "SHOWING", "Ljavax/accessibility/AccessibleState;");
     jobject axVisibleState = JNFGetStaticObjectField(env, jm_SHOWING);
     return containsAxState(env, axContext, axVisibleState, component);
 }

 NSPoint getAxComponentLocationOnScreen(JNIEnv *env, jobject axComponent, jobject component)
 {
     static JNF_STATIC_MEMBER_CACHE(jm_getLocationOnScreen, sjc_CAccessibility, "getLocationOnScreen", "(Ljavax/accessibility/AccessibleComponent;Ljava/awt/Component;)Ljava/awt/Point;");
     jobject jpoint = JNFCallStaticObjectMethod(env, jm_getLocationOnScreen, axComponent, component); // AWT_THREADING Safe (AWTRunLoopMode)
     if (jpoint == NULL) return NSZeroPoint;
     return NSMakePoint(JNFGetIntField(env, jpoint, sjf_X), JNFGetIntField(env, jpoint, sjf_Y));
 }

 jint getAxTextCharCount(JNIEnv *env, jobject axText, jobject component)
 {
     static JNF_STATIC_MEMBER_CACHE(jm_getCharCount, sjc_CAccessibility, "getCharCount", "(Ljavax/accessibility/AccessibleText;Ljava/awt/Component;)I");
     return JNFCallStaticIntMethod(env, jm_getCharCount, axText, component); // AWT_THREADING Safe (AWTRunLoopMode)
 }

 // The following JavaAccessibility methods are copied from the corresponding
 // NSAccessibility methods in NSAccessibility.m.
 //
 // They implement a key-value-like coding scheme to transform messages like
 //        [self accessibilityAttributeValue:NSAccessibilityEnabledAttribute]
 // into calls on to specific methods like
 //        [self accessibilityEnabledAttribute].

 static NSString *AttributeWithoutAXPrefix(NSString *attribute)
 {
     return [attribute hasPrefix:@"AX"] ? [attribute substringFromIndex:2] : attribute;
 }

 static SEL JavaAccessibilityAttributeGetter(NSString *attribute)
 {
     return NSSelectorFromString([NSString stringWithFormat:@"accessibility%@Attribute", AttributeWithoutAXPrefix(attribute)]);
 }

 static SEL JavaAccessibilityAttributeSettableTester(NSString *attribute)
 {
     return NSSelectorFromString([NSString stringWithFormat:@"accessibilityIs%@AttributeSettable", AttributeWithoutAXPrefix(attribute)]);
 }

 static SEL JavaAccessibilityAttributeSetter(NSString *attribute)
 {
     return NSSelectorFromString([NSString stringWithFormat:@"accessibilitySet%@Attribute:", AttributeWithoutAXPrefix(attribute)]);
 }

 id JavaAccessibilityAttributeValue(id element, NSString *attribute)
 {
     if (!JavaAccessibilityIsSupportedAttribute(element, attribute)) return nil;

     SEL getter = JavaAccessibilityAttributeGetter(attribute);
 #ifdef JAVA_AX_DEBUG_PARMS
     if (![element respondsToSelector:getter]) {
         JavaAccessibilityRaiseUnimplementedAttributeException(__FUNCTION__, element, attribute);
         return nil;
     }
 #endif

     return [element performSelector:getter];
 }

 BOOL JavaAccessibilityIsAttributeSettable(id element, NSString *attribute)
 {
     if (!JavaAccessibilityIsSupportedAttribute(element, attribute)) return NO;

     SEL tester = JavaAccessibilityAttributeSettableTester(attribute);
 #ifdef JAVA_AX_DEBUG_PARMS
     if (![element respondsToSelector:tester]) {
         JavaAccessibilityRaiseUnimplementedAttributeException(__FUNCTION__, element, attribute);
         return NO;
     }
 #endif

     return [element performSelector:tester] != nil;
 }

 void JavaAccessibilitySetAttributeValue(id element, NSString *attribute ,id value)
 {
     if (!JavaAccessibilityIsSupportedAttribute(element, attribute)) return;

     SEL setter = JavaAccessibilityAttributeSetter(attribute);
     if (![element accessibilityIsAttributeSettable:attribute]) return;

 #ifdef JAVA_AX_DEBUG_PARMS
     if (![element respondsToSelector:setter]) {
         JavaAccessibilityRaiseUnimplementedAttributeException(__FUNCTION__, element, attribute);
         return;
     }
 #endif

     [element performSelector:setter withObject:value];
 }

 static BOOL JavaAccessibilityIsSupportedAttribute(id element, NSString *attribute)
 {
     return [[element accessibilityAttributeNames] indexOfObject:attribute] != NSNotFound;
 }

 /*
  * Class:     sun_lwawt_macosx_CAccessibility
  * Method:    roleKey
  * Signature: (Ljavax/accessibility/AccessibleRole;)Ljava/lang/String;
  */
 JNIEXPORT jstring JNICALL Java_sun_lwawt_macosx_CAccessibility_roleKey
 (JNIEnv *env, jclass clz, jobject axRole)
 {
     return JNFGetObjectField(env, axRole, sjf_key);
 }


 // errors from NSAccessibilityErrors
 void JavaAccessibilityRaiseSetAttributeToIllegalTypeException(const char *functionName, id element, NSString *attribute, id value)
 {
     NSString *reason = [NSString stringWithFormat:@"%s: Attempt set \"%@\" attribute to illegal type of value (%@:%@) for element: %@", functionName, attribute, [value class], value, element];
     _JavaAccessibilityRaiseException(reason, kAXErrorIllegalArgument);
 }

 void JavaAccessibilityRaiseUnimplementedAttributeException(const char *functionName, id element, NSString *attribute)
 {
     NSString *reason = [NSString stringWithFormat:@"%s: \"%@\" attribute unimplemented by element: %@", functionName, attribute, element];
     _JavaAccessibilityRaiseException(reason, kAXErrorFailure);
 }

 void JavaAccessibilityRaiseIllegalParameterTypeException(const char *functionName, id element, NSString *attribute, id parameter)
 {
     NSString *reason = [NSString stringWithFormat:@"%s: \"%@\" parameterized attribute passed illegal type of parameter (%@:%@) for element: %@", functionName, attribute, [parameter class], parameter, element];
     _JavaAccessibilityRaiseException(reason, kAXErrorIllegalArgument);
 }

 static void _JavaAccessibilityRaiseException(NSString *reason, SInt32 errorCode)
 {
     JavaAccessibilityLogError(reason);
     [[NSException exceptionWithName:NSAccessibilityException reason:reason userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithInt:errorCode], NSAccessibilityErrorCodeExceptionInfo, nil]] raise];
 }

 static void JavaAccessibilityLogError(NSString *message)
 {
     NSLog(@"!!! %@", message);
 }

 // end appKit copies

 /*
  To get the roles below, verify the perl has table below called macRoleCodes is correct.
  Then copy the perl code into a perl script called makeAxTables.pl (make
  sure to chmod +x makeAxTables.pl). Then run the perl script like this:

  ./makeAxTables.pl /Builds/jdk1_4_1/

  It will then write the void initializeRoles() method below to stdout.

  Any new AccessibleRole items that aren't in the perl hash table will be written out as follows:
  // Unknown AccessibleRole: <role>

  Add these unknowns to the perl hash table and re-run the script, and use the new generated table.
 */

 // NOTE: Don't modify this directly. It is machine generated. See below
 void initializeRoles()
 {
     sRoles = [[NSMutableDictionary alloc] initWithCapacity:56];

     [sRoles setObject:JavaAccessibilityIgnore forKey:@"alert"];
     [sRoles setObject:NSAccessibilityGroupRole forKey:@"awtcomponent"];
     [sRoles setObject:NSAccessibilityGroupRole forKey:@"canvas"];
     [sRoles setObject:NSAccessibilityCheckBoxRole forKey:@"checkbox"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"colorchooser"];
     [sRoles setObject:NSAccessibilityColumnRole forKey:@"columnheader"];
     [sRoles setObject:NSAccessibilityComboBoxRole forKey:@"combobox"];
     [sRoles setObject:NSAccessibilityTextFieldRole forKey:@"dateeditor"];
     [sRoles setObject:NSAccessibilityImageRole forKey:@"desktopicon"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"desktoppane"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"dialog"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"directorypane"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"filechooser"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"filler"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"fontchooser"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"frame"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"glasspane"];
     [sRoles setObject:NSAccessibilityGroupRole forKey:@"groupbox"];
     [sRoles setObject:NSAccessibilityStaticTextRole forKey:@"hyperlink"]; //maybe a group?
     [sRoles setObject:NSAccessibilityImageRole forKey:@"icon"];
     [sRoles setObject:NSAccessibilityGroupRole forKey:@"internalframe"];
     [sRoles setObject:NSAccessibilityStaticTextRole forKey:@"label"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"layeredpane"];
     [sRoles setObject:NSAccessibilityListRole forKey:@"list"]; // maybe a group? AccessibleRole.java says a list is: "An object that presents a list of objects to the user and allows the user to select one or more of them."
     [sRoles setObject:NSAccessibilityListRole forKey:@"listitem"];
     [sRoles setObject:NSAccessibilityMenuRole forKey:@"menu"];
     [sRoles setObject:NSAccessibilityMenuBarRole forKey:@"menubar"];
     [sRoles setObject:NSAccessibilityMenuItemRole forKey:@"menuitem"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"optionpane"];
     [sRoles setObject:NSAccessibilityRadioButtonRole forKey:@"pagetab"]; // cmcnote: cocoa tabs are radio buttons - one selected button out of a group of options
     [sRoles setObject:NSAccessibilityTabGroupRole forKey:@"pagetablist"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"panel"];
     [sRoles setObject:NSAccessibilityTextFieldRole forKey:@"passwordtext"];
     [sRoles setObject:NSAccessibilityPopUpButtonRole forKey:@"popupmenu"];
     [sRoles setObject:NSAccessibilityProgressIndicatorRole forKey:@"progressbar"];
     [sRoles setObject:NSAccessibilityButtonRole forKey:@"pushbutton"];
     [sRoles setObject:NSAccessibilityRadioButtonRole forKey:@"radiobutton"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"rootpane"];
     [sRoles setObject:NSAccessibilityRowRole forKey:@"rowheader"];
     [sRoles setObject:NSAccessibilityScrollBarRole forKey:@"scrollbar"];
     [sRoles setObject:NSAccessibilityScrollAreaRole forKey:@"scrollpane"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"separator"];
     [sRoles setObject:NSAccessibilitySliderRole forKey:@"slider"];
     [sRoles setObject:NSAccessibilityIncrementorRole forKey:@"spinbox"];
     [sRoles setObject:NSAccessibilitySplitGroupRole forKey:@"splitpane"];
     [sRoles setObject:NSAccessibilityValueIndicatorRole forKey:@"statusbar"];
     [sRoles setObject:NSAccessibilityGroupRole forKey:@"swingcomponent"];
     [sRoles setObject:NSAccessibilityTableRole forKey:@"table"];
     [sRoles setObject:NSAccessibilityTextFieldRole forKey:@"text"];
     [sRoles setObject:NSAccessibilityTextAreaRole forKey:@"textarea"]; // supports top/bottom of document notifications: CAccessability.getAccessibleRole()
     [sRoles setObject:NSAccessibilityCheckBoxRole forKey:@"togglebutton"];
     [sRoles setObject:NSAccessibilityToolbarRole forKey:@"toolbar"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"tooltip"];
     [sRoles setObject:NSAccessibilityBrowserRole forKey:@"tree"];
     [sRoles setObject:NSAccessibilityUnknownRole forKey:@"unknown"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"viewport"];
     [sRoles setObject:JavaAccessibilityIgnore forKey:@"window"];
 }
	/*
	* Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
	*
	* This code is free software; you can redistribute it and/or modify it
	* under the terms of the GNU General Public License version 2 only, as
	* published by the Free Software Foundation. Oracle designates this
	* particular file as subject to the "Classpath" exception as provided
	* by Oracle in the LICENSE file that accompanied this code.
	*
	* This code is distributed in the hope that it will be useful, but WITHOUT
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
	* version 2 for more details (a copy is included in the LICENSE file that
	* accompanied this code).
	*
	* You should have received a copy of the GNU General Public License version
	* 2 along with this work; if not, write to the Free Software Foundation,
	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
	*
	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
	* or visit www.oracle.com if you need additional information or have any
	* questions.
	*/

	#import "JavaAccessibilityUtilities.h"

	#import <AppKit/AppKit.h>
	#import <JavaNativeFoundation/JavaNativeFoundation.h>


	static BOOL JavaAccessibilityIsSupportedAttribute(id element, NSString *attribute);
	static void JavaAccessibilityLogError(NSString *message);
	static void _JavaAccessibilityRaiseException(NSString *reason, SInt32 errorCode);
	static NSString AttributeWithoutAXPrefix(NSString attribute);
	static SEL JavaAccessibilityAttributeGetter(NSString *attribute);
	static SEL JavaAccessibilityAttributeSettableTester(NSString *attribute);
	static SEL JavaAccessibilityAttributeSetter(NSString *attribute);

	NSString *const JavaAccessibilityIgnore = @"JavaAxIgnore";

	NSMutableDictionary *sRoles = nil;
	void initializeRoles();

	// Unique
	static JNF_CLASS_CACHE(sjc_AccessibleState, "javax/accessibility/AccessibleState");

	// Duplicate
	JNF_CLASS_CACHE(sjc_CAccessibility, "sun/lwawt/macosx/CAccessibility");
	JNF_CLASS_CACHE(sjc_AccessibleComponent, "javax/accessibility/AccessibleComponent");
	JNF_CLASS_CACHE(sjc_AccessibleContext, "javax/accessibility/AccessibleContext");
	JNF_CLASS_CACHE(sjc_Accessible, "javax/accessibility/Accessible");
	JNF_CLASS_CACHE(sjc_AccessibleRole, "javax/accessibility/AccessibleRole");
	JNF_CLASS_CACHE(sjc_Point, "java/awt/Point");
	JNF_CLASS_CACHE(sjc_AccessibleText, "javax/accessibility/AccessibleText");

	JNF_MEMBER_CACHE(sjf_key, sjc_AccessibleRole, "key", "Ljava/lang/String;");
	JNF_MEMBER_CACHE(sjf_X, sjc_Point, "x", "I");
	JNF_MEMBER_CACHE(sjf_Y, sjc_Point, "y", "I");

	NSSize getAxComponentSize(JNIEnv *env, jobject axComponent, jobject component)
	{
	static JNF_CLASS_CACHE(jc_Dimension, "java/awt/Dimension");
	static JNF_MEMBER_CACHE(jf_width, jc_Dimension, "width", "I");
	static JNF_MEMBER_CACHE(jf_height, jc_Dimension, "height", "I");
	static JNF_STATIC_MEMBER_CACHE(jm_getSize, sjc_CAccessibility, "getSize", "(Ljavax/accessibility/AccessibleComponent;Ljava/awt/Component;)Ljava/awt/Dimension;");

	jobject dimension = JNFCallStaticObjectMethod(env, jm_getSize, axComponent, component); // AWT_THREADING Safe (AWTRunLoopMode)

	if (dimension == NULL) return NSZeroSize;
	return NSMakeSize(JNFGetIntField(env, dimension, jf_width), JNFGetIntField(env, dimension, jf_height));
	}

	NSString getJavaRole(JNIEnv env, jobject axComponent, jobject component)
	{
	static JNF_STATIC_MEMBER_CACHE(sjm_getAccessibleRole, sjc_CAccessibility, "getAccessibleRole", "(Ljavax/accessibility/Accessible;Ljava/awt/Component;)Ljava/lang/String;");
	jobject axRole = JNFCallStaticObjectMethod(env, sjm_getAccessibleRole, axComponent, component); // AWT_THREADING Safe (AWTRunLoopMode)
	if (axRole == NULL) return @"unknown";

	return JNFJavaToNSString(env, axRole);
	}

	jobject getAxSelection(JNIEnv *env, jobject axContext, jobject component)
	{
	static JNF_STATIC_MEMBER_CACHE(jm_getAccessibleSelection, sjc_CAccessibility, "getAccessibleSelection", "(Ljavax/accessibility/AccessibleContext;Ljava/awt/Component;)Ljavax/accessibility/AccessibleSelection;");
	return JNFCallStaticObjectMethod(env, jm_getAccessibleSelection, axContext, component); // AWT_THREADING Safe (AWTRunLoopMode)
	}

	jobject getAxContextSelection(JNIEnv *env, jobject axContext, jint index, jobject component)
	{
	static JNF_STATIC_MEMBER_CACHE(jm_ax_getAccessibleSelection, sjc_CAccessibility, "ax_getAccessibleSelection", "(Ljavax/accessibility/AccessibleContext;ILjava/awt/Component;)Ljavax/accessibility/Accessible;");
	return JNFCallStaticObjectMethod(env, jm_ax_getAccessibleSelection, axContext, index, component); // AWT_THREADING Safe (AWTRunLoopMode)
	}

	void setAxContextSelection(JNIEnv *env, jobject axContext, jint index, jobject component)
	{
	static JNF_STATIC_MEMBER_CACHE(jm_addAccessibleSelection, sjc_CAccessibility, "addAccessibleSelection", "(Ljavax/accessibility/AccessibleContext;ILjava/awt/Component;)V");
	JNFCallStaticVoidMethod(env, jm_addAccessibleSelection, axContext, index, component); // AWT_THREADING Safe (AWTRunLoopMode)
	}

	jobject getAxContext(JNIEnv *env, jobject accessible, jobject component)
	{
	static JNF_STATIC_MEMBER_CACHE(jm_getAccessibleContext, sjc_CAccessibility, "getAccessibleContext", "(Ljavax/accessibility/Accessible;Ljava/awt/Component;)Ljavax/accessibility/AccessibleContext;");
	return JNFCallStaticObjectMethod(env, jm_getAccessibleContext, accessible, component); // AWT_THREADING Safe (AWTRunLoopMode)
	}

	BOOL isChildSelected(JNIEnv *env, jobject accessible, jint index, jobject component)
	{
	static JNF_STATIC_MEMBER_CACHE(jm_isAccessibleChildSelected, sjc_CAccessibility, "isAccessibleChildSelected", "(Ljavax/accessibility/Accessible;ILjava/awt/Component;)Z");
	return JNFCallStaticBooleanMethod(env, jm_isAccessibleChildSelected, accessible, index, component); // AWT_THREADING Safe (AWTRunLoopMode)
	}

	jobject getAxStateSet(JNIEnv *env, jobject axContext, jobject component)
	{
	static JNF_STATIC_MEMBER_CACHE(jm_getAccessibleStateSet, sjc_CAccessibility, "getAccessibleStateSet", "(Ljavax/accessibility/AccessibleContext;Ljava/awt/Component;)Ljavax/accessibility/AccessibleStateSet;");
	return JNFCallStaticObjectMethod(env, jm_getAccessibleStateSet, axContext, component); // AWT_THREADING Safe (AWTRunLoopMode)
	}

	BOOL containsAxState(JNIEnv *env, jobject axContext, jobject axState, jobject component)
	{
	static JNF_STATIC_MEMBER_CACHE(jm_contains, sjc_CAccessibility, "contains", "(Ljavax/accessibility/AccessibleContext;Ljavax/accessibility/AccessibleState;Ljava/awt/Component;)Z");
	return JNFCallStaticBooleanMethod(env, jm_contains, axContext, axState, component); // AWT_THREADING Safe (AWTRunLoopMode)
	}

	BOOL isVertical(JNIEnv *env, jobject axContext, jobject component)
	{
	static JNF_STATIC_MEMBER_CACHE(jm_VERTICAL, sjc_AccessibleState, "VERTICAL", "Ljavax/accessibility/AccessibleState;");
	jobject axVertState = JNFGetStaticObjectField(env, jm_VERTICAL);
	return containsAxState(env, axContext, axVertState, component);
	}

	BOOL isHorizontal(JNIEnv *env, jobject axContext, jobject component)
	{
	static JNF_STATIC_MEMBER_CACHE(jm_HORIZONTAL, sjc_AccessibleState, "HORIZONTAL", "Ljavax/accessibility/AccessibleState;");
	jobject axHorizState = JNFGetStaticObjectField(env, jm_HORIZONTAL);
	return containsAxState(env, axContext, axHorizState, component);
	}

	BOOL isShowing(JNIEnv *env, jobject axContext, jobject component)
	{
	static JNF_STATIC_MEMBER_CACHE(jm_SHOWING, sjc_AccessibleState, "SHOWING", "Ljavax/accessibility/AccessibleState;");
	jobject axVisibleState = JNFGetStaticObjectField(env, jm_SHOWING);
	return containsAxState(env, axContext, axVisibleState, component);
	}

	NSPoint getAxComponentLocationOnScreen(JNIEnv *env, jobject axComponent, jobject component)
	{
	static JNF_STATIC_MEMBER_CACHE(jm_getLocationOnScreen, sjc_CAccessibility, "getLocationOnScreen", "(Ljavax/accessibility/AccessibleComponent;Ljava/awt/Component;)Ljava/awt/Point;");
	jobject jpoint = JNFCallStaticObjectMethod(env, jm_getLocationOnScreen, axComponent, component); // AWT_THREADING Safe (AWTRunLoopMode)
	if (jpoint == NULL) return NSZeroPoint;
	return NSMakePoint(JNFGetIntField(env, jpoint, sjf_X), JNFGetIntField(env, jpoint, sjf_Y));
	}

	jint getAxTextCharCount(JNIEnv *env, jobject axText, jobject component)
	{
	static JNF_STATIC_MEMBER_CACHE(jm_getCharCount, sjc_CAccessibility, "getCharCount", "(Ljavax/accessibility/AccessibleText;Ljava/awt/Component;)I");
	return JNFCallStaticIntMethod(env, jm_getCharCount, axText, component); // AWT_THREADING Safe (AWTRunLoopMode)
	}

	// The following JavaAccessibility methods are copied from the corresponding
	// NSAccessibility methods in NSAccessibility.m.
	//
	// They implement a key-value-like coding scheme to transform messages like
	// [self accessibilityAttributeValue:NSAccessibilityEnabledAttribute]
	// into calls on to specific methods like
	// [self accessibilityEnabledAttribute].

	static NSString AttributeWithoutAXPrefix(NSString attribute)
	{
	return [attribute hasPrefix:@"AX"] ? [attribute substringFromIndex:2] : attribute;
	}

	static SEL JavaAccessibilityAttributeGetter(NSString *attribute)
	{
	return NSSelectorFromString([NSString stringWithFormat:@"accessibility%@Attribute", AttributeWithoutAXPrefix(attribute)]);
	}

	static SEL JavaAccessibilityAttributeSettableTester(NSString *attribute)
	{
	return NSSelectorFromString([NSString stringWithFormat:@"accessibilityIs%@AttributeSettable", AttributeWithoutAXPrefix(attribute)]);
	}

	static SEL JavaAccessibilityAttributeSetter(NSString *attribute)
	{
	return NSSelectorFromString([NSString stringWithFormat:@"accessibilitySet%@Attribute:", AttributeWithoutAXPrefix(attribute)]);
	}

	id JavaAccessibilityAttributeValue(id element, NSString *attribute)
	{
	if (!JavaAccessibilityIsSupportedAttribute(element, attribute)) return nil;

	SEL getter = JavaAccessibilityAttributeGetter(attribute);
	#ifdef JAVA_AX_DEBUG_PARMS
	if (![element respondsToSelector:getter]) {
	JavaAccessibilityRaiseUnimplementedAttributeException(__FUNCTION__, element, attribute);
	return nil;
	}
	#endif

	return [element performSelector:getter];
	}

	BOOL JavaAccessibilityIsAttributeSettable(id element, NSString *attribute)
	{
	if (!JavaAccessibilityIsSupportedAttribute(element, attribute)) return NO;

	SEL tester = JavaAccessibilityAttributeSettableTester(attribute);
	#ifdef JAVA_AX_DEBUG_PARMS
	if (![element respondsToSelector:tester]) {
	JavaAccessibilityRaiseUnimplementedAttributeException(__FUNCTION__, element, attribute);
	return NO;
	}
	#endif

	return [element performSelector:tester] != nil;
	}

	void JavaAccessibilitySetAttributeValue(id element, NSString *attribute ,id value)
	{
	if (!JavaAccessibilityIsSupportedAttribute(element, attribute)) return;

	SEL setter = JavaAccessibilityAttributeSetter(attribute);
	if (![element accessibilityIsAttributeSettable:attribute]) return;

	#ifdef JAVA_AX_DEBUG_PARMS
	if (![element respondsToSelector:setter]) {
	JavaAccessibilityRaiseUnimplementedAttributeException(__FUNCTION__, element, attribute);
	return;
	}
	#endif

	[element performSelector:setter withObject:value];
	}

	static BOOL JavaAccessibilityIsSupportedAttribute(id element, NSString *attribute)
	{
	return [[element accessibilityAttributeNames] indexOfObject:attribute] != NSNotFound;
	}

	/*
	* Class: sun_lwawt_macosx_CAccessibility
	* Method: roleKey
	* Signature: (Ljavax/accessibility/AccessibleRole;)Ljava/lang/String;
	*/
	JNIEXPORT jstring JNICALL Java_sun_lwawt_macosx_CAccessibility_roleKey
	(JNIEnv *env, jclass clz, jobject axRole)
	{
	return JNFGetObjectField(env, axRole, sjf_key);
	}


	// errors from NSAccessibilityErrors
	void JavaAccessibilityRaiseSetAttributeToIllegalTypeException(const char functionName, id element, NSString attribute, id value)
	{
	NSString *reason = [NSString stringWithFormat:@"%s: Attempt set \"%@\" attribute to illegal type of value (%@:%@) for element: %@", functionName, attribute, [value class], value, element];
	_JavaAccessibilityRaiseException(reason, kAXErrorIllegalArgument);
	}

	void JavaAccessibilityRaiseUnimplementedAttributeException(const char functionName, id element, NSString attribute)
	{
	NSString *reason = [NSString stringWithFormat:@"%s: \"%@\" attribute unimplemented by element: %@", functionName, attribute, element];
	_JavaAccessibilityRaiseException(reason, kAXErrorFailure);
	}

	void JavaAccessibilityRaiseIllegalParameterTypeException(const char functionName, id element, NSString attribute, id parameter)
	{
	NSString *reason = [NSString stringWithFormat:@"%s: \"%@\" parameterized attribute passed illegal type of parameter (%@:%@) for element: %@", functionName, attribute, [parameter class], parameter, element];
	_JavaAccessibilityRaiseException(reason, kAXErrorIllegalArgument);
	}

	static void _JavaAccessibilityRaiseException(NSString *reason, SInt32 errorCode)
	{
	JavaAccessibilityLogError(reason);
	[[NSException exceptionWithName:NSAccessibilityException reason:reason userInfo:[NSDictionary dictionaryWithObjectsAndKeys:[NSNumber numberWithInt:errorCode], NSAccessibilityErrorCodeExceptionInfo, nil]] raise];
	}

	static void JavaAccessibilityLogError(NSString *message)
	{
	NSLog(@"!!! %@", message);
	}

	// end appKit copies

	/*
	To get the roles below, verify the perl has table below called macRoleCodes is correct.
	Then copy the perl code into a perl script called makeAxTables.pl (make
	sure to chmod +x makeAxTables.pl). Then run the perl script like this:

	./makeAxTables.pl /Builds/jdk1_4_1/

	It will then write the void initializeRoles() method below to stdout.

	Any new AccessibleRole items that aren't in the perl hash table will be written out as follows:
	// Unknown AccessibleRole: <role>

	Add these unknowns to the perl hash table and re-run the script, and use the new generated table.
	*/

	// NOTE: Don't modify this directly. It is machine generated. See below
	void initializeRoles()
	{
	sRoles = [[NSMutableDictionary alloc] initWithCapacity:56];

	[sRoles setObject:JavaAccessibilityIgnore forKey:@"alert"];
	[sRoles setObject:NSAccessibilityGroupRole forKey:@"awtcomponent"];
	[sRoles setObject:NSAccessibilityGroupRole forKey:@"canvas"];
	[sRoles setObject:NSAccessibilityCheckBoxRole forKey:@"checkbox"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"colorchooser"];
	[sRoles setObject:NSAccessibilityColumnRole forKey:@"columnheader"];
	[sRoles setObject:NSAccessibilityComboBoxRole forKey:@"combobox"];
	[sRoles setObject:NSAccessibilityTextFieldRole forKey:@"dateeditor"];
	[sRoles setObject:NSAccessibilityImageRole forKey:@"desktopicon"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"desktoppane"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"dialog"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"directorypane"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"filechooser"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"filler"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"fontchooser"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"frame"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"glasspane"];
	[sRoles setObject:NSAccessibilityGroupRole forKey:@"groupbox"];
	[sRoles setObject:NSAccessibilityStaticTextRole forKey:@"hyperlink"]; //maybe a group?
	[sRoles setObject:NSAccessibilityImageRole forKey:@"icon"];
	[sRoles setObject:NSAccessibilityGroupRole forKey:@"internalframe"];
	[sRoles setObject:NSAccessibilityStaticTextRole forKey:@"label"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"layeredpane"];
	[sRoles setObject:NSAccessibilityListRole forKey:@"list"]; // maybe a group? AccessibleRole.java says a list is: "An object that presents a list of objects to the user and allows the user to select one or more of them."
	[sRoles setObject:NSAccessibilityListRole forKey:@"listitem"];
	[sRoles setObject:NSAccessibilityMenuRole forKey:@"menu"];
	[sRoles setObject:NSAccessibilityMenuBarRole forKey:@"menubar"];
	[sRoles setObject:NSAccessibilityMenuItemRole forKey:@"menuitem"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"optionpane"];
	[sRoles setObject:NSAccessibilityRadioButtonRole forKey:@"pagetab"]; // cmcnote: cocoa tabs are radio buttons - one selected button out of a group of options
	[sRoles setObject:NSAccessibilityTabGroupRole forKey:@"pagetablist"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"panel"];
	[sRoles setObject:NSAccessibilityTextFieldRole forKey:@"passwordtext"];
	[sRoles setObject:NSAccessibilityPopUpButtonRole forKey:@"popupmenu"];
	[sRoles setObject:NSAccessibilityProgressIndicatorRole forKey:@"progressbar"];
	[sRoles setObject:NSAccessibilityButtonRole forKey:@"pushbutton"];
	[sRoles setObject:NSAccessibilityRadioButtonRole forKey:@"radiobutton"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"rootpane"];
	[sRoles setObject:NSAccessibilityRowRole forKey:@"rowheader"];
	[sRoles setObject:NSAccessibilityScrollBarRole forKey:@"scrollbar"];
	[sRoles setObject:NSAccessibilityScrollAreaRole forKey:@"scrollpane"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"separator"];
	[sRoles setObject:NSAccessibilitySliderRole forKey:@"slider"];
	[sRoles setObject:NSAccessibilityIncrementorRole forKey:@"spinbox"];
	[sRoles setObject:NSAccessibilitySplitGroupRole forKey:@"splitpane"];
	[sRoles setObject:NSAccessibilityValueIndicatorRole forKey:@"statusbar"];
	[sRoles setObject:NSAccessibilityGroupRole forKey:@"swingcomponent"];
	[sRoles setObject:NSAccessibilityTableRole forKey:@"table"];
	[sRoles setObject:NSAccessibilityTextFieldRole forKey:@"text"];
	[sRoles setObject:NSAccessibilityTextAreaRole forKey:@"textarea"]; // supports top/bottom of document notifications: CAccessability.getAccessibleRole()
	[sRoles setObject:NSAccessibilityCheckBoxRole forKey:@"togglebutton"];
	[sRoles setObject:NSAccessibilityToolbarRole forKey:@"toolbar"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"tooltip"];
	[sRoles setObject:NSAccessibilityBrowserRole forKey:@"tree"];
	[sRoles setObject:NSAccessibilityUnknownRole forKey:@"unknown"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"viewport"];
	[sRoles setObject:JavaAccessibilityIgnore forKey:@"window"];
	}