1 /* 2 * Copyright (C) 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 "core/xml/XMLHttpRequestUpload.h" 28 29 #include "core/events/Event.h" 30 #include "core/xml/XMLHttpRequestProgressEvent.h" 31 #include "wtf/Assertions.h" 32 #include "wtf/text/AtomicString.h" 33 34 namespace WebCore { 35 36 XMLHttpRequestUpload::XMLHttpRequestUpload(XMLHttpRequest* xmlHttpRequest) 37 : m_xmlHttpRequest(xmlHttpRequest) 38 , m_lastBytesSent(0) 39 , m_lastTotalBytesToBeSent(0) 40 { 41 ScriptWrappable::init(this); 42 } 43 44 const AtomicString& XMLHttpRequestUpload::interfaceName() const 45 { 46 return EventTargetNames::XMLHttpRequestUpload; 47 } 48 49 ExecutionContext* XMLHttpRequestUpload::executionContext() const 50 { 51 return m_xmlHttpRequest->executionContext(); 52 } 53 54 void XMLHttpRequestUpload::dispatchProgressEvent(unsigned long long bytesSent, unsigned long long totalBytesToBeSent) 55 { 56 m_lastBytesSent = bytesSent; 57 m_lastTotalBytesToBeSent = totalBytesToBeSent; 58 dispatchEvent(XMLHttpRequestProgressEvent::create(EventTypeNames::progress, true, bytesSent, totalBytesToBeSent)); 59 } 60 61 void XMLHttpRequestUpload::dispatchEventAndLoadEnd(const AtomicString& type, bool lengthComputable, unsigned long long bytesSent, unsigned long long total) 62 { 63 ASSERT(type == EventTypeNames::load || type == EventTypeNames::abort || type == EventTypeNames::error || type == EventTypeNames::timeout); 64 dispatchEvent(XMLHttpRequestProgressEvent::create(type, lengthComputable, bytesSent, total)); 65 dispatchEvent(XMLHttpRequestProgressEvent::create(EventTypeNames::loadend, lengthComputable, bytesSent, total)); 66 } 67 68 void XMLHttpRequestUpload::handleRequestError(const AtomicString& type) 69 { 70 bool lengthComputable = m_lastTotalBytesToBeSent > 0 && m_lastBytesSent <= m_lastTotalBytesToBeSent; 71 dispatchEvent(XMLHttpRequestProgressEvent::create(EventTypeNames::progress, lengthComputable, m_lastBytesSent, m_lastTotalBytesToBeSent)); 72 dispatchEventAndLoadEnd(type, lengthComputable, m_lastBytesSent, m_lastTotalBytesToBeSent); 73 } 74 75 void XMLHttpRequestUpload::trace(Visitor* visitor) 76 { 77 visitor->trace(m_xmlHttpRequest); 78 XMLHttpRequestEventTarget::trace(visitor); 79 } 80 81 } // namespace WebCore 82
