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-rw-r--r--WebCore/page/AXObjectCache.h113
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diff --git a/WebCore/page/AXObjectCache.h b/WebCore/page/AXObjectCache.h
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--- a/WebCore/page/AXObjectCache.h
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-/*
- * Copyright (C) 2003, 2006, 2007, 2008 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 COMPUTER, 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 COMPUTER, 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 AXObjectCache_h
-#define AXObjectCache_h
-
-#include "AccessibilityObject.h"
-#include <limits.h>
-#include <wtf/HashMap.h>
-#include <wtf/HashSet.h>
-#include <wtf/RefPtr.h>
-
-#ifdef __OBJC__
-@class WebCoreTextMarker;
-#else
-class WebCoreTextMarker;
-#endif
-
-namespace WebCore {
-
- class RenderObject;
- class String;
- class VisiblePosition;
- class AccessibilityObject;
- class Node;
-
- typedef unsigned AXID;
-
- struct TextMarkerData {
- AXID axID;
- Node* node;
- int offset;
- EAffinity affinity;
- };
-
- class AXObjectCache {
- public:
- ~AXObjectCache();
-
- // to be used with render objects
- AccessibilityObject* get(RenderObject*);
-
- // used for objects without backing elements
- AccessibilityObject* get(AccessibilityRole);
-
- void remove(RenderObject*);
- void remove(AXID);
-
- void detachWrapper(AccessibilityObject*);
- void attachWrapper(AccessibilityObject*);
- void postNotification(RenderObject*, const String&);
- void postNotificationToElement(RenderObject*, const String&);
- void childrenChanged(RenderObject*);
- void selectedChildrenChanged(RenderObject*);
- void handleActiveDescendantChanged(RenderObject*);
- void handleAriaRoleChanged(RenderObject*);
- void handleFocusedUIElementChanged();
- static void enableAccessibility() { gAccessibilityEnabled = true; }
- static void enableEnhancedUserInterfaceAccessibility() { gAccessibilityEnhancedUserInterfaceEnabled = true; }
-
- static bool accessibilityEnabled() { return gAccessibilityEnabled; }
- static bool accessibilityEnhancedUserInterfaceEnabled() { return gAccessibilityEnhancedUserInterfaceEnabled; }
-
- void removeAXID(AccessibilityObject*);
- bool isIDinUse(AXID id) const { return m_idsInUse.contains(id); }
-
- private:
- HashMap<AXID, RefPtr<AccessibilityObject> > m_objects;
- HashMap<RenderObject*, AXID> m_renderObjectMapping;
- static bool gAccessibilityEnabled;
- static bool gAccessibilityEnhancedUserInterfaceEnabled;
-
- HashSet<AXID> m_idsInUse;
-
- AXID getAXID(AccessibilityObject*);
- };
-
-#if !HAVE(ACCESSIBILITY)
- inline void AXObjectCache::handleActiveDescendantChanged(RenderObject*) { }
- inline void AXObjectCache::handleAriaRoleChanged(RenderObject*) { }
- inline void AXObjectCache::handleFocusedUIElementChanged() { }
- inline void AXObjectCache::detachWrapper(AccessibilityObject*) { }
- inline void AXObjectCache::attachWrapper(AccessibilityObject*) { }
- inline void AXObjectCache::selectedChildrenChanged(RenderObject*) { }
- inline void AXObjectCache::postNotification(RenderObject*, const String&) { }
- inline void AXObjectCache::postNotificationToElement(RenderObject*, const String&) { }
-#endif
-
-}
-
-#endif