| 1 | /* |
| 2 | * Copyright (C) 2007, 2008 Apple Inc. All rights reserved. |
| 3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions |
| 6 | * are met: |
| 7 | * 1. Redistributions of source code must retain the above copyright |
| 8 | * notice, this list of conditions and the following disclaimer. |
| 9 | * 2. Redistributions in binary form must reproduce the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer in the |
| 11 | * documentation and/or other materials provided with the distribution. |
| 12 | * |
| 13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| 14 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 15 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| 17 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 18 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 19 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 20 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| 21 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 23 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 24 | */ |
| 25 | |
| 26 | #include "config.h" |
| 27 | #include "JSDeprecatedCSSOMValue.h" |
| 28 | |
| 29 | #include "JSCSSStyleDeclarationCustom.h" |
| 30 | #include "JSDeprecatedCSSOMPrimitiveValue.h" |
| 31 | #include "JSDeprecatedCSSOMValueList.h" |
| 32 | #include "JSNode.h" |
| 33 | |
| 34 | |
| 35 | namespace WebCore { |
| 36 | using namespace JSC; |
| 37 | |
| 38 | bool JSDeprecatedCSSOMValueOwner::isReachableFromOpaqueRoots(JSC::Handle<JSC::Unknown> handle, void*, SlotVisitor& visitor, const char** reason) |
| 39 | { |
| 40 | JSDeprecatedCSSOMValue* jsCSSValue = jsCast<JSDeprecatedCSSOMValue*>(handle.slot()->asCell()); |
| 41 | if (!jsCSSValue->hasCustomProperties(*jsCSSValue->vm())) |
| 42 | return false; |
| 43 | |
| 44 | if (UNLIKELY(reason)) |
| 45 | *reason = "CSSStyleDeclaration is opaque root" ; |
| 46 | |
| 47 | return visitor.containsOpaqueRoot(root(&jsCSSValue->wrapped().owner())); |
| 48 | } |
| 49 | |
| 50 | JSValue toJSNewlyCreated(ExecState*, JSDOMGlobalObject* globalObject, Ref<DeprecatedCSSOMValue>&& value) |
| 51 | { |
| 52 | if (value->isValueList()) |
| 53 | return createWrapper<DeprecatedCSSOMValueList>(globalObject, WTFMove(value)); |
| 54 | if (value->isPrimitiveValue()) |
| 55 | return createWrapper<DeprecatedCSSOMPrimitiveValue>(globalObject, WTFMove(value)); |
| 56 | return createWrapper<DeprecatedCSSOMValue>(globalObject, WTFMove(value)); |
| 57 | } |
| 58 | |
| 59 | JSValue toJS(ExecState* state, JSDOMGlobalObject* globalObject, DeprecatedCSSOMValue& value) |
| 60 | { |
| 61 | return wrap(state, globalObject, value); |
| 62 | } |
| 63 | |
| 64 | } // namespace WebCore |
| 65 | |