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Diffstat (limited to 'webkit/api/src/WebAccessibilityCacheImpl.cpp')
-rw-r--r-- | webkit/api/src/WebAccessibilityCacheImpl.cpp | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/webkit/api/src/WebAccessibilityCacheImpl.cpp b/webkit/api/src/WebAccessibilityCacheImpl.cpp deleted file mode 100644 index 03e5f46..0000000 --- a/webkit/api/src/WebAccessibilityCacheImpl.cpp +++ /dev/null @@ -1,169 +0,0 @@ -/* - * Copyright (C) 2009 Google 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: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * 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. - * * Neither the name of Google Inc. nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "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 THE COPYRIGHT - * OWNER 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. - */ - -#include "config.h" -#include "WebAccessibilityCacheImpl.h" - -#include "AccessibilityObject.h" -#include "AXObjectCache.h" -#include "Document.h" -#include "Frame.h" - -#include "WebAccessibilityObject.h" -#include "WebFrameImpl.h" -#include "WebViewImpl.h" - -using namespace WebCore; - -namespace WebKit { - -const int invalidObjectId = -1; -const int firstObjectId = 1000; - -static PassRefPtr<AccessibilityObject> toAccessibilityObject(const WebAccessibilityObject& object) -{ - return object; -} - -// WebView ---------------------------------------------------------------- - -WebAccessibilityCache* WebAccessibilityCache::create() -{ - return new WebAccessibilityCacheImpl(); -} - -// WeakHandle ------------------------------------------------------------- - -PassRefPtr<WebAccessibilityCacheImpl::WeakHandle> WebAccessibilityCacheImpl::WeakHandle::create(AccessibilityObject* object) -{ - // FIXME: Remove resetting ref-count from AccessibilityObjectWrapper - // and convert to use adoptRef. - return new WebAccessibilityCacheImpl::WeakHandle(object); -} - -WebAccessibilityCacheImpl::WeakHandle::WeakHandle(AccessibilityObject* object) - : AccessibilityObjectWrapper(object) -{ - m_object->setWrapper(this); -} - -// WebAccessibilityCacheImpl ---------------------------------------- - -void WebAccessibilityCacheImpl::WeakHandle::detach() -{ - if (m_object) - m_object = 0; -} - -WebAccessibilityCacheImpl::WebAccessibilityCacheImpl() - : m_nextNewId(firstObjectId) - , m_initialized(false) -{ -} - -WebAccessibilityCacheImpl::~WebAccessibilityCacheImpl() -{ -} - -void WebAccessibilityCacheImpl::initialize(WebView* view) -{ - AXObjectCache::enableAccessibility(); - WebAccessibilityObject root = view->accessibilityObject(); - if (root.isNull()) - return; - - RefPtr<AccessibilityObject> rootObject = toAccessibilityObject(root); - - // Insert root in hashmaps. - m_objectMap.set(m_nextNewId, WeakHandle::create(rootObject.get())); - m_idMap.set(rootObject.get(), m_nextNewId++); - - m_initialized = true; -} - -WebAccessibilityObject WebAccessibilityCacheImpl::getObjectById(int id) -{ - ObjectMap::iterator it = m_objectMap.find(id); - - if (it == m_objectMap.end() || !it->second) - return WebAccessibilityObject(); - - return WebAccessibilityObject(it->second->accessibilityObject()); -} - -bool WebAccessibilityCacheImpl::isValidId(int id) const -{ - return id >= firstObjectId; -} - -void WebAccessibilityCacheImpl::remove(int id) -{ - ObjectMap::iterator it = m_objectMap.find(id); - - if (it == m_objectMap.end()) - return; - - if (it->second) { - // Erase element from reverse hashmap. - IdMap::iterator it2 = m_idMap.find(it->second->accessibilityObject()); - if (it2 != m_idMap.end()) - m_idMap.remove(it2); - } - - m_objectMap.remove(it); -} - -void WebAccessibilityCacheImpl::clear() -{ - m_objectMap.clear(); - m_idMap.clear(); -} - -int WebAccessibilityCacheImpl::addOrGetId(const WebAccessibilityObject& object) -{ - if (object.isNull()) - return invalidObjectId; - - RefPtr<AccessibilityObject> o = toAccessibilityObject(object); - - IdMap::iterator it = m_idMap.find(o.get()); - - if (it != m_idMap.end()) - return it->second; - - // Insert new accessibility object in hashmaps and return its newly - // assigned accessibility object id. - m_objectMap.set(m_nextNewId, WeakHandle::create(o.get())); - m_idMap.set(o.get(), m_nextNewId); - - return m_nextNewId++; -} - -} |