125 lines
4.3 KiB
C++
125 lines
4.3 KiB
C++
/*
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* Copyright (C) 2008 Nuanti Ltd.
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* Copyright (C) 2009 Jan Alonzo
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* Copyright (C) 2012 Igalia S.L.
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* Copyright (C) 2013 Samsung Electronics
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*
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* Portions from Mozilla a11y, copyright as follows:
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Sun Microsystems, Inc.
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* Portions created by the Initial Developer are Copyright (C) 2002
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* the Initial Developer. All Rights Reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "config.h"
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#include "WebKitAccessibleInterfaceDocument.h"
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#if ENABLE(ACCESSIBILITY)
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#include "AccessibilityObject.h"
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#include "Document.h"
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#include "DocumentType.h"
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#include "WebKitAccessible.h"
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#include "WebKitAccessibleUtil.h"
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using namespace WebCore;
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static AccessibilityObject* core(AtkDocument* document)
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{
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if (!WEBKIT_IS_ACCESSIBLE(document))
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return 0;
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return &webkitAccessibleGetAccessibilityObject(WEBKIT_ACCESSIBLE(document));
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}
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static const gchar* documentAttributeValue(AtkDocument* document, const gchar* attribute)
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{
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Document* coreDocument = core(document)->document();
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if (!coreDocument)
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return 0;
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String value;
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AtkCachedProperty atkCachedProperty;
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if (!g_ascii_strcasecmp(attribute, "DocType") && coreDocument->doctype()) {
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value = coreDocument->doctype()->name();
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atkCachedProperty = AtkCachedDocumentType;
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} else if (!g_ascii_strcasecmp(attribute, "Encoding")) {
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value = coreDocument->charset();
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atkCachedProperty = AtkCachedDocumentEncoding;
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} else if (!g_ascii_strcasecmp(attribute, "URI")) {
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value = coreDocument->documentURI();
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atkCachedProperty = AtkCachedDocumentURI;
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}
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if (!value.isEmpty())
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return webkitAccessibleCacheAndReturnAtkProperty(WEBKIT_ACCESSIBLE(document), atkCachedProperty, value.utf8());
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return 0;
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}
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static const gchar* webkitAccessibleDocumentGetAttributeValue(AtkDocument* document, const gchar* attribute)
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{
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g_return_val_if_fail(ATK_IS_DOCUMENT(document), 0);
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returnValIfWebKitAccessibleIsInvalid(WEBKIT_ACCESSIBLE(document), 0);
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return documentAttributeValue(document, attribute);
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}
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static AtkAttributeSet* webkitAccessibleDocumentGetAttributes(AtkDocument* document)
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{
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g_return_val_if_fail(ATK_IS_DOCUMENT(document), 0);
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returnValIfWebKitAccessibleIsInvalid(WEBKIT_ACCESSIBLE(document), 0);
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AtkAttributeSet* attributeSet = nullptr;
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const gchar* attributes[] = { "DocType", "Encoding", "URI" };
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for (unsigned i = 0; i < G_N_ELEMENTS(attributes); i++) {
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const gchar* value = documentAttributeValue(document, attributes[i]);
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if (value)
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attributeSet = addToAtkAttributeSet(attributeSet, attributes[i], value);
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}
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return attributeSet;
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}
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static const gchar* webkitAccessibleDocumentGetLocale(AtkDocument* document)
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{
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g_return_val_if_fail(ATK_IS_DOCUMENT(document), 0);
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returnValIfWebKitAccessibleIsInvalid(WEBKIT_ACCESSIBLE(document), 0);
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// The logic to resolve locale has been moved to
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// AtkObject::get_object_locale() virtual method. However, to avoid breaking
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// clients expecting the deprecated AtkDocumentIface::get_document_locale()
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// to be overriden, method is kept and chained up to
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// AtkObject::get_object_locale(). <https://bugs.webkit.org/show_bug.cgi?id=115647>
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return atk_object_get_object_locale(ATK_OBJECT(document));
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}
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void webkitAccessibleDocumentInterfaceInit(AtkDocumentIface* iface)
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{
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iface->get_document_attribute_value = webkitAccessibleDocumentGetAttributeValue;
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iface->get_document_attributes = webkitAccessibleDocumentGetAttributes;
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iface->get_document_locale = webkitAccessibleDocumentGetLocale;
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}
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#endif
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