2 * Copyright (C) 2008, 2009, 2010 Apple Inc. All Rights Reserved.
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20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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27 #include "AccessibilityController.h"
29 #include "AccessibilityUIElement.h"
30 #include <JavaScriptCore/JSRetainPtr.h>
32 // Static Value Getters
34 static JSValueRef getFocusedElementCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)
36 AccessibilityController* controller = static_cast<AccessibilityController*>(JSObjectGetPrivate(thisObject));
37 return AccessibilityUIElement::makeJSAccessibilityUIElement(context, controller->focusedElement());
40 static JSValueRef getRootElementCallback(JSContextRef context, JSObjectRef thisObject, JSStringRef propertyName, JSValueRef* exception)
42 AccessibilityController* controller = static_cast<AccessibilityController*>(JSObjectGetPrivate(thisObject));
43 return AccessibilityUIElement::makeJSAccessibilityUIElement(context, controller->rootElement());
48 void AccessibilityController::makeWindowObject(JSContextRef context, JSObjectRef windowObject, JSValueRef* exception)
50 JSRetainPtr<JSStringRef> accessibilityControllerStr(Adopt, JSStringCreateWithUTF8CString("accessibilityController"));
52 JSClassRef classRef = getJSClass();
53 JSValueRef accessibilityControllerObject = JSObjectMake(context, classRef, this);
54 JSClassRelease(classRef);
56 JSObjectSetProperty(context, windowObject, accessibilityControllerStr.get(), accessibilityControllerObject, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete, exception);
59 static JSValueRef logFocusEventsCallback(JSContextRef ctx, JSObjectRef, JSObjectRef thisObject, size_t, const JSValueRef[], JSValueRef*)
61 AccessibilityController* controller = static_cast<AccessibilityController*>(JSObjectGetPrivate(thisObject));
62 controller->setLogFocusEvents(true);
63 return JSValueMakeUndefined(ctx);
66 static JSValueRef logValueChangeEventsCallback(JSContextRef ctx, JSObjectRef, JSObjectRef thisObject, size_t, const JSValueRef[], JSValueRef*)
68 AccessibilityController* controller = static_cast<AccessibilityController*>(JSObjectGetPrivate(thisObject));
69 controller->setLogValueChangeEvents(true);
70 return JSValueMakeUndefined(ctx);
73 static JSValueRef logScrollingStartEventsCallback(JSContextRef ctx, JSObjectRef, JSObjectRef thisObject, size_t, const JSValueRef[], JSValueRef*)
75 AccessibilityController* controller = static_cast<AccessibilityController*>(JSObjectGetPrivate(thisObject));
76 controller->setLogScrollingStartEvents(true);
77 return JSValueMakeUndefined(ctx);
80 static JSValueRef logAccessibilityEventsCallback(JSContextRef ctx, JSObjectRef, JSObjectRef thisObject, size_t, const JSValueRef[], JSValueRef*)
82 AccessibilityController* controller = static_cast<AccessibilityController*>(JSObjectGetPrivate(thisObject));
83 controller->setLogAccessibilityEvents(true);
84 return JSValueMakeUndefined(ctx);
87 static JSValueRef getElementAtPointCallback(JSContextRef context, JSObjectRef function, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
91 if (argumentCount == 2) {
92 x = JSValueToNumber(context, arguments[0], exception);
93 y = JSValueToNumber(context, arguments[1], exception);
96 AccessibilityController* controller = static_cast<AccessibilityController*>(JSObjectGetPrivate(thisObject));
97 return AccessibilityUIElement::makeJSAccessibilityUIElement(context, controller->elementAtPoint(x, y));
100 JSClassRef AccessibilityController::getJSClass()
102 static JSStaticFunction staticFunctions[] = {
103 { "logFocusEvents", logFocusEventsCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },
104 { "logValueChangeEvents", logValueChangeEventsCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },
105 { "logScrollingStartEvents", logScrollingStartEventsCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },
106 { "logAccessibilityEvents", logAccessibilityEventsCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },
107 { "elementAtPoint", getElementAtPointCallback, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },
111 static JSStaticValue staticValues[] = {
112 { "focusedElement", getFocusedElementCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },
113 { "rootElement", getRootElementCallback, 0, kJSPropertyAttributeReadOnly | kJSPropertyAttributeDontDelete },
117 static JSClassDefinition classDefinition = {
118 0, kJSClassAttributeNone, "AccessibilityController", 0, staticValues, staticFunctions,
119 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
122 return JSClassCreate(&classDefinition);
125 void AccessibilityController::resetToConsistentState()
127 setLogFocusEvents(false);
128 setLogValueChangeEvents(false);
129 setLogScrollingStartEvents(false);
130 setLogAccessibilityEvents(false);