1 /* 2 * Copyright (C) 2007, 2008, 2009 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 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include "config.h" 30 #include "JSCallbackData.h" 31 32 #include "Document.h" 33 #include "JSDOMBinding.h" 34 35 using namespace JSC; 36 37 namespace WebCore { 38 39 void JSCallbackData::deleteData(void* context) 40 { 41 delete static_cast<JSCallbackData*>(context); 42 } 43 44 JSValue JSCallbackData::invokeCallback(MarkedArgumentBuffer& args, bool* raisedException) 45 { 46 ASSERT(callback()); 47 ASSERT(globalObject()); 48 49 ExecState* exec = globalObject()->globalExec(); 50 JSValue function = callback()->get(exec, Identifier(exec, "handleEvent")); 51 52 CallData callData; 53 CallType callType = function.getCallData(callData); 54 if (callType == CallTypeNone) { 55 callType = callback()->getCallData(callData); 56 if (callType == CallTypeNone) 57 return JSValue(); 58 function = callback(); 59 } 60 61 globalObject()->globalData()->timeoutChecker.start(); 62 JSValue result = JSC::call(exec, function, callType, callData, callback(), args); 63 globalObject()->globalData()->timeoutChecker.stop(); 64 65 Document::updateStyleForAllDocuments(); 66 67 if (exec->hadException()) { 68 reportCurrentException(exec); 69 if (raisedException) 70 *raisedException = true; 71 return result; 72 } 73 74 return result; 75 } 76 77 } // namespace WebCore 78