diff options
Diffstat (limited to 'WebCore/xml/XMLHttpRequestUpload.cpp')
-rw-r--r-- | WebCore/xml/XMLHttpRequestUpload.cpp | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/WebCore/xml/XMLHttpRequestUpload.cpp b/WebCore/xml/XMLHttpRequestUpload.cpp new file mode 100644 index 0000000..cef1798 --- /dev/null +++ b/WebCore/xml/XMLHttpRequestUpload.cpp @@ -0,0 +1,144 @@ +/* + * 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 "XMLHttpRequestUpload.h" + +#include "AtomicString.h" +#include "Event.h" +#include "EventException.h" +#include "EventNames.h" +#include "Frame.h" +#include "XMLHttpRequest.h" +#include "XMLHttpRequestProgressEvent.h" +#include <wtf/Assertions.h> + +namespace WebCore { + +XMLHttpRequestUpload::XMLHttpRequestUpload(XMLHttpRequest* xmlHttpRequest) + : m_xmlHttpRequest(xmlHttpRequest) +{ +} + +ScriptExecutionContext* XMLHttpRequestUpload::scriptExecutionContext() const +{ + XMLHttpRequest* xmlHttpRequest = associatedXMLHttpRequest(); + if (!xmlHttpRequest) + return 0; + return xmlHttpRequest->scriptExecutionContext(); +} + +void XMLHttpRequestUpload::addEventListener(const AtomicString& eventType, PassRefPtr<EventListener> eventListener, bool) +{ + EventListenersMap::iterator iter = m_eventListeners.find(eventType); + if (iter == m_eventListeners.end()) { + ListenerVector listeners; + listeners.append(eventListener); + m_eventListeners.add(eventType, listeners); + } else { + ListenerVector& listeners = iter->second; + for (ListenerVector::iterator listenerIter = listeners.begin(); listenerIter != listeners.end(); ++listenerIter) { + if (*listenerIter == eventListener) + return; + } + + listeners.append(eventListener); + m_eventListeners.add(eventType, listeners); + } +} + +void XMLHttpRequestUpload::removeEventListener(const AtomicString& eventType, EventListener* eventListener, bool) +{ + EventListenersMap::iterator iter = m_eventListeners.find(eventType); + if (iter == m_eventListeners.end()) + return; + + ListenerVector& listeners = iter->second; + for (ListenerVector::const_iterator listenerIter = listeners.begin(); listenerIter != listeners.end(); ++listenerIter) { + if (*listenerIter == eventListener) { + listeners.remove(listenerIter - listeners.begin()); + return; + } + } +} + +bool XMLHttpRequestUpload::dispatchEvent(PassRefPtr<Event> evt, ExceptionCode& ec) +{ + // FIXME: check for other error conditions enumerated in the spec. + if (evt->type().isEmpty()) { + ec = EventException::UNSPECIFIED_EVENT_TYPE_ERR; + return true; + } + + ListenerVector listenersCopy = m_eventListeners.get(evt->type()); + for (ListenerVector::const_iterator listenerIter = listenersCopy.begin(); listenerIter != listenersCopy.end(); ++listenerIter) { + evt->setTarget(this); + evt->setCurrentTarget(this); + listenerIter->get()->handleEvent(evt.get(), false); + } + + return !evt->defaultPrevented(); +} + +void XMLHttpRequestUpload::dispatchXMLHttpRequestProgressEvent(EventListener* listener, const AtomicString& type, bool lengthComputable, unsigned loaded, unsigned total) +{ + RefPtr<XMLHttpRequestProgressEvent> evt = XMLHttpRequestProgressEvent::create(type, lengthComputable, loaded, total); + if (listener) { + evt->setTarget(this); + evt->setCurrentTarget(this); + listener->handleEvent(evt.get(), false); + } + + ExceptionCode ec = 0; + dispatchEvent(evt.release(), ec); + ASSERT(!ec); +} + +void XMLHttpRequestUpload::dispatchAbortEvent() +{ + dispatchXMLHttpRequestProgressEvent(m_onAbortListener.get(), eventNames().abortEvent, false, 0, 0); +} + +void XMLHttpRequestUpload::dispatchErrorEvent() +{ + dispatchXMLHttpRequestProgressEvent(m_onErrorListener.get(), eventNames().errorEvent, false, 0, 0); +} + +void XMLHttpRequestUpload::dispatchLoadEvent() +{ + dispatchXMLHttpRequestProgressEvent(m_onLoadListener.get(), eventNames().loadEvent, false, 0, 0); +} + +void XMLHttpRequestUpload::dispatchLoadStartEvent() +{ + dispatchXMLHttpRequestProgressEvent(m_onLoadStartListener.get(), eventNames().loadstartEvent, false, 0, 0); +} + +void XMLHttpRequestUpload::dispatchProgressEvent(long long bytesSent, long long totalBytesToBeSent) +{ + dispatchXMLHttpRequestProgressEvent(m_onProgressListener.get(), eventNames().progressEvent, true, static_cast<unsigned>(bytesSent), static_cast<unsigned>(totalBytesToBeSent)); +} + +} // namespace WebCore |