DOMHTMLCollection.mm   [plain text]

/*
* Copyright (C) 2004-2016 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.
*/

#import "DOMHTMLCollectionInternal.h"

#import "DOMInternal.h"
#import "DOMNodeInternal.h"
#import "DOMNodeListInternal.h"
#import "ExceptionHandlers.h"
#import <WebCore/HTMLCollection.h>
#import <WebCore/JSExecState.h>
#import <WebCore/NameNodeList.h>
#import <WebCore/Node.h>
#import <WebCore/NodeList.h>
#import <WebCore/ThreadCheck.h>
#import <WebCore/WebCoreObjCExtras.h>
#import <WebCore/WebScriptObjectPrivate.h>
#import <wtf/GetPtr.h>
#import <wtf/URL.h>

#define IMPL reinterpret_cast<WebCore::HTMLCollection*>(_internal)

@implementation DOMHTMLCollection

- (void)dealloc
{
if (WebCoreObjCScheduleDeallocateOnMainThread([DOMHTMLCollection class], self))
return;

if (_internal)
IMPL->deref();
[super dealloc];
}

- (unsigned)length
{
WebCore::JSMainThreadNullState state;
return IMPL->length();
}

- (DOMNode *)item:(unsigned)index
{
WebCore::JSMainThreadNullState state;
return kit(WTF::getPtr(IMPL->item(index)));
}

- (DOMNode *)namedItem:(NSString *)name
{
WebCore::JSMainThreadNullState state;
return kit(WTF::getPtr(IMPL->namedItem(name)));
}

- (DOMNodeList *)tags:(NSString *)name
{
if (!name)
return nullptr;

WebCore::JSMainThreadNullState state;
return kit(static_cast<WebCore::NodeList*>(WTF::getPtr(IMPL->ownerNode().getElementsByTagName(name))));
}

@end

DOMHTMLCollection *kit(WebCore::HTMLCollection* value)
{
WebCoreThreadViolationCheckRoundOne();
if (!value)
return nil;
if (DOMHTMLCollection *wrapper = getDOMWrapper(value))
return [[wrapper retain] autorelease];
DOMHTMLCollection *wrapper = [[kitClass(value) alloc] _init];
if (!wrapper)
return nil;
wrapper->_internal = reinterpret_cast<DOMObjectInternal*>(value);
value->ref();
addDOMWrapper(wrapper, value);
return [wrapper autorelease];
}

#undef IMPL