diff options
Diffstat (limited to 'Source/WebCore/bindings/objc/DOMObject.mm')
-rw-r--r-- | Source/WebCore/bindings/objc/DOMObject.mm | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/Source/WebCore/bindings/objc/DOMObject.mm b/Source/WebCore/bindings/objc/DOMObject.mm new file mode 100644 index 0000000..d88e86b --- /dev/null +++ b/Source/WebCore/bindings/objc/DOMObject.mm @@ -0,0 +1,86 @@ +/* + * Copyright (C) 2004, 2006, 2006, 2008, 2009 Apple Inc. All rights reserved. + * Copyright (C) 2006 James G. Speth <speth@end.com> + * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com> + * + * 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. + */ + +#import "config.h" +#import "DOMObject.h" + +#import "DOMHTMLLinkElementInternal.h" +#import "DOMHTMLStyleElementInternal.h" +#import "DOMInternal.h" +#import "DOMProcessingInstructionInternal.h" +#import "DOMStyleSheetInternal.h" +#import "HTMLLinkElement.h" +#import "HTMLStyleElement.h" +#import "ProcessingInstruction.h" +#import "StyleSheet.h" +#import "WebScriptObjectPrivate.h" +#import <wtf/UnusedParam.h> + +@implementation DOMObject + +// Prevent creation of DOM objects by clients who just "[[xxx alloc] init]". +- (id)init +{ + [NSException raise:NSGenericException format:@"+[%@ init]: should never be used", NSStringFromClass([self class])]; + [self release]; + return nil; +} + +- (void)dealloc +{ + if (_internal) + removeDOMWrapper(_internal); + [super dealloc]; +} + +- (id)copyWithZone:(NSZone *)unusedZone +{ + UNUSED_PARAM(unusedZone); + return [self retain]; +} + +@end + +@implementation DOMObject (DOMLinkStyle) + +- (DOMStyleSheet *)sheet +{ + WebCore::StyleSheet* styleSheet; + + if ([self isKindOfClass:[DOMProcessingInstruction class]]) + styleSheet = core(static_cast<DOMProcessingInstruction *>(self))->sheet(); + else if ([self isKindOfClass:[DOMHTMLLinkElement class]]) + styleSheet = core(static_cast<DOMHTMLLinkElement *>(self))->sheet(); + else if ([self isKindOfClass:[DOMHTMLStyleElement class]]) + styleSheet = core(static_cast<DOMHTMLStyleElement *>(self))->sheet(); + else + return nil; + + return kit(styleSheet); +} + +@end |