Index: Source/core/frame/DeviceEventDispatcherBase.cpp |
diff --git a/Source/core/frame/DeviceEventDispatcherBase.cpp b/Source/core/frame/DeviceEventDispatcherBase.cpp |
deleted file mode 100644 |
index 4f01bf52cde3799dc4ce9e27f7b139234454ffd0..0000000000000000000000000000000000000000 |
--- a/Source/core/frame/DeviceEventDispatcherBase.cpp |
+++ /dev/null |
@@ -1,87 +0,0 @@ |
-// Copyright 2014 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#include "config.h" |
-#include "core/frame/DeviceEventDispatcherBase.h" |
- |
-#include "core/frame/DeviceEventControllerBase.h" |
-#include "wtf/TemporaryChange.h" |
- |
-namespace WebCore { |
- |
-DeviceEventDispatcherBase::DeviceEventDispatcherBase() |
- : m_needsPurge(false) |
- , m_isDispatching(false) |
-{ |
-} |
- |
-DeviceEventDispatcherBase::~DeviceEventDispatcherBase() |
-{ |
-} |
- |
-void DeviceEventDispatcherBase::addController(DeviceEventControllerBase* controller) |
-{ |
- bool wasEmpty = m_controllers.isEmpty(); |
- if (!m_controllers.contains(controller)) |
- m_controllers.append(controller); |
- if (wasEmpty) |
- startListening(); |
-} |
- |
-void DeviceEventDispatcherBase::removeController(DeviceEventControllerBase* controller) |
-{ |
- // Do not actually remove the controller from the vector, instead zero them out. |
- // The zeros are removed in these two cases: |
- // 1. either immediately if we are not dispatching any events, |
- // 2. or after events to all controllers have dispatched (see notifyControllers()). |
- // This is to correctly handle the re-entrancy case when a controller is destroyed |
- // while the events are still being dispatched. |
- size_t index = m_controllers.find(controller); |
- if (index == kNotFound) |
- return; |
- |
- m_controllers[index] = 0; |
- m_needsPurge = true; |
- |
- if (!m_isDispatching) |
- purgeControllers(); |
-} |
- |
-void DeviceEventDispatcherBase::purgeControllers() |
-{ |
- ASSERT(m_needsPurge); |
- |
- size_t i = 0; |
- while (i < m_controllers.size()) { |
- if (!m_controllers[i]) { |
- m_controllers[i] = m_controllers.last(); |
- m_controllers.removeLast(); |
- } else { |
- ++i; |
- } |
- } |
- |
- m_needsPurge = false; |
- |
- if (m_controllers.isEmpty()) |
- stopListening(); |
-} |
- |
-void DeviceEventDispatcherBase::notifyControllers() |
-{ |
- { |
- TemporaryChange<bool> changeIsDispatching(m_isDispatching, true); |
- // Don't notify controllers removed or added during event dispatch. |
- size_t size = m_controllers.size(); |
- for (size_t i = 0; i < size; ++i) { |
- if (m_controllers[i]) |
- m_controllers[i]->didUpdateData(); |
- } |
- } |
- |
- if (m_needsPurge) |
- purgeControllers(); |
-} |
- |
-} // namespace WebCore |