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/*
* Copyright (C) 2011 Apple Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef AccessibilityController_h
#define AccessibilityController_h
#include "AccessibilityUIElement.h"
#include "JSWrappable.h"
#include <JavaScriptCore/JSObjectRef.h>
#include <wtf/Platform.h>
#if HAVE(ACCESSIBILITY) && (PLATFORM(GTK) || PLATFORM(EFL))
#include "AccessibilityNotificationHandlerAtk.h"
#endif
namespace WTR {
class AccessibilityController : public JSWrappable {
public:
static PassRefPtr<AccessibilityController> create();
~AccessibilityController();
void makeWindowObject(JSContextRef, JSObjectRef windowObject, JSValueRef* exception);
virtual JSClassRef wrapperClass();
JSRetainPtr<JSStringRef> platformName();
// Controller Methods - platform-independent implementations.
PassRefPtr<AccessibilityUIElement> rootElement();
PassRefPtr<AccessibilityUIElement> focusedElement();
PassRefPtr<AccessibilityUIElement> elementAtPoint(int x, int y);
PassRefPtr<AccessibilityUIElement> accessibleElementById(JSStringRef idAttribute);
bool addNotificationListener(JSValueRef functionCallback);
bool removeNotificationListener();
// Here for consistency with DRT. Not implemented because they don't do anything on the Mac.
void logFocusEvents() { }
void logValueChangeEvents() { }
void logScrollingStartEvents() { }
void logAccessibilityEvents();
void resetToConsistentState();
private:
AccessibilityController();
#if PLATFORM(MAC)
RetainPtr<NotificationHandler> m_globalNotificationHandler;
#endif
#if HAVE(ACCESSIBILITY) && (PLATFORM(GTK) || PLATFORM(EFL))
RefPtr<AccessibilityNotificationHandler> m_globalNotificationHandler;
#endif
};
} // namespace WTR
#endif // AccessibilityController_h
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