1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84
|
/*
* Copyright (C) 2008 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.
*/
#include "config.h"
#include "JSEventTarget.h"
#include "EventTargetHeaders.h"
#include "EventTargetInterfaces.h"
#include "JSDOMWindowShell.h"
#include "JSEventListener.h"
using namespace JSC;
namespace WebCore {
#define TRY_TO_WRAP_WITH_INTERFACE(interfaceName) \
if (eventNames().interfaceFor##interfaceName == desiredInterface) \
return toJS(exec, globalObject, static_cast<interfaceName*>(target));
JSValue toJS(ExecState* exec, JSDOMGlobalObject* globalObject, EventTarget* target)
{
if (!target)
return jsNull();
AtomicString desiredInterface = target->interfaceName();
// FIXME: Why can't we use toJS for these cases?
#if ENABLE(WORKERS)
if (eventNames().interfaceForDedicatedWorkerGlobalScope == desiredInterface)
return toJSDOMGlobalObject(static_cast<DedicatedWorkerGlobalScope*>(target), exec);
#endif
#if ENABLE(SHARED_WORKERS)
if (eventNames().interfaceForSharedWorkerGlobalScope == desiredInterface)
return toJSDOMGlobalObject(static_cast<SharedWorkerGlobalScope*>(target), exec);
#endif
DOM_EVENT_TARGET_INTERFACES_FOR_EACH(TRY_TO_WRAP_WITH_INTERFACE)
ASSERT_NOT_REACHED();
return jsNull();
}
#undef TRY_TO_WRAP_WITH_INTERFACE
#define TRY_TO_UNWRAP_WITH_INTERFACE(interfaceName) \
if (value.inherits(&JS##interfaceName::s_info)) \
return static_cast<interfaceName*>(jsCast<JS##interfaceName*>(asObject(value))->impl());
EventTarget* toEventTarget(JSC::JSValue value)
{
if (value.inherits(&JSDOMWindowShell::s_info))
return jsCast<JSDOMWindowShell*>(asObject(value))->impl();
TRY_TO_UNWRAP_WITH_INTERFACE(EventTarget)
// FIXME: Remove this once all event targets extend EventTarget
DOM_EVENT_TARGET_INTERFACES_FOR_EACH(TRY_TO_UNWRAP_WITH_INTERFACE)
return 0;
}
#undef TRY_TO_UNWRAP_WITH_INTERFACE
} // namespace WebCore
|