1 /* 2 * Copyright (C) 2010 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 "AccessibilityTextMarker.h" 28 29 #include "AccessibilityUIElement.h" 30 #include <JavaScriptCore/JSRetainPtr.h> 31 32 // MARK: AccessibilityTextMarker 33 34 // Callback methods 35 36 AccessibilityTextMarker* toTextMarker(JSObjectRef object) 37 { 38 return static_cast<AccessibilityTextMarker*>(JSObjectGetPrivate(object)); 39 } 40 41 static JSValueRef isMarkerEqualCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception) 42 { 43 if (argumentCount != 1) 44 return JSValueMakeBoolean(context, false); 45 46 JSObjectRef otherMarker = JSValueToObject(context, arguments[0], exception); 47 return JSValueMakeBoolean(context, toTextMarker(thisObject)->isEqual(toTextMarker(otherMarker))); 48 } 49 50 // Destruction 51 52 static void markerFinalize(JSObjectRef thisObject) 53 { 54 delete toTextMarker(thisObject); 55 } 56 57 // Object Creation 58 59 JSObjectRef AccessibilityTextMarker::makeJSAccessibilityTextMarker(JSContextRef context, const AccessibilityTextMarker& element) 60 { 61 return JSObjectMake(context, AccessibilityTextMarker::getJSClass(), new AccessibilityTextMarker(element)); 62 } 63 64 JSClassRef AccessibilityTextMarker::getJSClass() 65 { 66 static JSStaticValue staticValues[] = { 67 { 0, 0, 0, 0 } 68 }; 69 70 static JSStaticFunction staticFunctions[] = { 71 { "isEqual", isMarkerEqualCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete }, 72 { 0, 0, 0 } 73 }; 74 75 static JSClassDefinition classDefinition = { 76 0, kJSClassAttributeNone, "AccessibilityTextMarker", 0, staticValues, staticFunctions, 77 0, markerFinalize, 0, 0, 0, 0, 0, 0, 0, 0, 0 78 }; 79 80 static JSClassRef accessibilityTextMarkerClass = JSClassCreate(&classDefinition); 81 return accessibilityTextMarkerClass; 82 } 83 84 // MARK: AccessibilityTextMarkerRange 85 86 // Callback methods 87 88 AccessibilityTextMarkerRange* toTextMarkerRange(JSObjectRef object) 89 { 90 return static_cast<AccessibilityTextMarkerRange*>(JSObjectGetPrivate(object)); 91 } 92 93 static JSValueRef isMarkerRangeEqualCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception) 94 { 95 if (argumentCount != 1) 96 return JSValueMakeBoolean(context, false); 97 98 JSObjectRef otherMarker = JSValueToObject(context, arguments[0], exception); 99 return JSValueMakeBoolean(context, toTextMarkerRange(thisObject)->isEqual(toTextMarkerRange(otherMarker))); 100 } 101 102 // Destruction 103 104 static void markerRangeFinalize(JSObjectRef thisObject) 105 { 106 delete toTextMarkerRange(thisObject); 107 } 108 109 // Object Creation 110 111 JSObjectRef AccessibilityTextMarkerRange::makeJSAccessibilityTextMarkerRange(JSContextRef context, const AccessibilityTextMarkerRange& element) 112 { 113 return JSObjectMake(context, AccessibilityTextMarkerRange::getJSClass(), new AccessibilityTextMarkerRange(element)); 114 } 115 116 JSClassRef AccessibilityTextMarkerRange::getJSClass() 117 { 118 static JSStaticValue staticValues[] = { 119 { 0, 0, 0, 0 } 120 }; 121 122 static JSStaticFunction staticFunctions[] = { 123 { "isEqual", isMarkerRangeEqualCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete }, 124 { 0, 0, 0 } 125 }; 126 127 static JSClassDefinition classDefinition = { 128 0, kJSClassAttributeNone, "AccessibilityTextMarkerRange", 0, staticValues, staticFunctions, 129 0, markerRangeFinalize, 0, 0, 0, 0, 0, 0, 0, 0, 0 130 }; 131 132 static JSClassRef accessibilityTextMarkerRangeClass = JSClassCreate(&classDefinition); 133 return accessibilityTextMarkerRangeClass; 134 } 135