Index: Source/core/xml/XMLHttpRequestProgressEventThrottle.cpp |
diff --git a/Source/core/xml/XMLHttpRequestProgressEventThrottle.cpp b/Source/core/xml/XMLHttpRequestProgressEventThrottle.cpp |
deleted file mode 100644 |
index 99ee3adf47ba32751d70b5bcd50c64fb6caecc94..0000000000000000000000000000000000000000 |
--- a/Source/core/xml/XMLHttpRequestProgressEventThrottle.cpp |
+++ /dev/null |
@@ -1,152 +0,0 @@ |
-/* |
- * Copyright (C) 2010 Julien Chaffraix <jchaffraix@webkit.org> All right reserved. |
- * Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies) |
- * |
- * 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
- * "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 THE COPYRIGHT |
- * OWNER 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 "core/xml/XMLHttpRequestProgressEventThrottle.h" |
- |
-#include "core/events/EventTarget.h" |
-#include "core/xml/XMLHttpRequestProgressEvent.h" |
- |
-namespace blink { |
- |
-class XMLHttpRequestProgressEventThrottle::DeferredEvent { |
-public: |
- DeferredEvent() { clear(); } |
- void set(bool lengthComputable, unsigned long long loaded, unsigned long long total) |
- { |
- m_isDeferred = true; |
- m_lengthComputable = lengthComputable; |
- m_loaded = loaded; |
- m_total = total; |
- } |
- void clear() |
- { |
- m_isDeferred = false; |
- m_lengthComputable = false; |
- m_loaded = 0; |
- m_total = 0; |
- } |
- bool isDeferred() const { return m_isDeferred; } |
- bool lengthComputable() const { return m_lengthComputable; } |
- unsigned long long loaded() const { return m_loaded; } |
- unsigned long long total() const { return m_total; } |
- |
-private: |
- unsigned long long m_loaded; |
- unsigned long long m_total; |
- bool m_isDeferred; |
- bool m_lengthComputable; |
-}; |
- |
-const double XMLHttpRequestProgressEventThrottle::minimumProgressEventDispatchingIntervalInSeconds = .05; // 50 ms per specification. |
- |
-XMLHttpRequestProgressEventThrottle::XMLHttpRequestProgressEventThrottle(EventTarget* target) |
- : m_target(target) |
- , m_deferred(adoptPtr(new DeferredEvent)) |
-{ |
- ASSERT(target); |
-} |
- |
-XMLHttpRequestProgressEventThrottle::~XMLHttpRequestProgressEventThrottle() |
-{ |
-} |
- |
-void XMLHttpRequestProgressEventThrottle::dispatchProgressEvent(const AtomicString& type, bool lengthComputable, unsigned long long loaded, unsigned long long total) |
-{ |
- // Given that ResourceDispatcher doesn't deliver an event when suspended, |
- // we don't have to worry about event dispatching while suspended. |
- if (type != EventTypeNames::progress) { |
- m_target->dispatchEvent(XMLHttpRequestProgressEvent::create(type, lengthComputable, loaded, total)); |
- return; |
- } |
- |
- if (isActive()) { |
- m_deferred->set(lengthComputable, loaded, total); |
- } else { |
- m_target->dispatchEvent(XMLHttpRequestProgressEvent::create(type, lengthComputable, loaded, total)); |
- startOneShot(minimumProgressEventDispatchingIntervalInSeconds, FROM_HERE); |
- } |
-} |
- |
-void XMLHttpRequestProgressEventThrottle::dispatchReadyStateChangeEvent(PassRefPtrWillBeRawPtr<Event> event, DeferredEventAction action) |
-{ |
- // Given that ResourceDispatcher doesn't deliver an event when suspended, |
- // we don't have to worry about event dispatching while suspended. |
- if (action == Flush) { |
- dispatchDeferredEvent(); |
- stop(); |
- } else if (action == Clear) { |
- m_deferred->clear(); |
- stop(); |
- } |
- |
- m_target->dispatchEvent(event); |
-} |
- |
-void XMLHttpRequestProgressEventThrottle::dispatchDeferredEvent() |
-{ |
- if (m_deferred->isDeferred()) { |
- m_target->dispatchEvent(XMLHttpRequestProgressEvent::create(EventTypeNames::progress, m_deferred->lengthComputable(), m_deferred->loaded(), m_deferred->total())); |
- m_deferred->clear(); |
- } |
-} |
- |
-void XMLHttpRequestProgressEventThrottle::fired() |
-{ |
- if (!m_deferred->isDeferred()) { |
- // No "progress" event was queued since the previous dispatch, we can |
- // safely stop the timer. |
- return; |
- } |
- |
- dispatchDeferredEvent(); |
- |
- // Watch if another "progress" ProgressEvent arrives in the next 50ms. |
- startOneShot(minimumProgressEventDispatchingIntervalInSeconds, FROM_HERE); |
-} |
- |
-void XMLHttpRequestProgressEventThrottle::suspend() |
-{ |
- stop(); |
-} |
- |
-void XMLHttpRequestProgressEventThrottle::resume() |
-{ |
- if (!m_deferred->isDeferred()) |
- return; |
- |
- // Do not dispatch events inline here, since ExecutionContext is iterating |
- // over the list of active DOM objects to resume them, and any activated JS |
- // event-handler could insert new active DOM objects to the list. |
- startOneShot(0, FROM_HERE); |
-} |
- |
-void XMLHttpRequestProgressEventThrottle::trace(Visitor* visitor) |
-{ |
- visitor->trace(m_target); |
-} |
- |
-} // namespace blink |