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| 1 /* | |
| 2 * Copyright (C) 2010 Google 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 are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #include "config.h" | |
| 32 #include "bindings/v8/V8GCForContextDispose.h" | |
| 33 | |
| 34 #include "wtf/StdLibExtras.h" | |
| 35 #include <v8.h> | |
| 36 | |
| 37 namespace WebCore { | |
| 38 | |
| 39 V8GCForContextDispose::V8GCForContextDispose() | |
| 40 : m_pseudoIdleTimer(this, &V8GCForContextDispose::pseudoIdleTimerFired) | |
| 41 , m_didDisposeContextForMainFrame(false) | |
| 42 { | |
| 43 } | |
| 44 | |
| 45 void V8GCForContextDispose::notifyContextDisposed(bool isMainFrame) | |
| 46 { | |
| 47 m_didDisposeContextForMainFrame = m_didDisposeContextForMainFrame || isMainF
rame; | |
| 48 v8::V8::ContextDisposedNotification(); | |
| 49 if (!m_pseudoIdleTimer.isActive()) | |
| 50 m_pseudoIdleTimer.startOneShot(0.8, FROM_HERE); | |
| 51 } | |
| 52 | |
| 53 void V8GCForContextDispose::notifyIdleSooner(double maximumFireInterval) | |
| 54 { | |
| 55 if (m_pseudoIdleTimer.isActive()) { | |
| 56 double nextFireInterval = m_pseudoIdleTimer.nextFireInterval(); | |
| 57 if (nextFireInterval > maximumFireInterval) { | |
| 58 m_pseudoIdleTimer.stop(); | |
| 59 m_pseudoIdleTimer.startOneShot(maximumFireInterval, FROM_HERE); | |
| 60 } | |
| 61 } | |
| 62 } | |
| 63 | |
| 64 V8GCForContextDispose& V8GCForContextDispose::instanceTemplate() | |
| 65 { | |
| 66 DEFINE_STATIC_LOCAL(V8GCForContextDispose, staticInstance, ()); | |
| 67 return staticInstance; | |
| 68 } | |
| 69 | |
| 70 void V8GCForContextDispose::pseudoIdleTimerFired(Timer<V8GCForContextDispose>*) | |
| 71 { | |
| 72 const int longIdlePauseInMs = 1000; | |
| 73 const int shortIdlePauseInMs = 10; | |
| 74 int hint = m_didDisposeContextForMainFrame ? longIdlePauseInMs : shortIdlePa
useInMs; | |
| 75 v8::V8::IdleNotification(hint); | |
| 76 m_didDisposeContextForMainFrame = false; | |
| 77 } | |
| 78 | |
| 79 } // namespace WebCore | |
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Chromium Code Reviews
Issue 351423002:
Moved files under Source/bindings/v8 to Source/bindings/core/v8. (Closed)
Base URL: svn://svn.chromium.org/blink/trunk