| /* |
| * Copyright (C) 2013 Google 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. |
| * 3. Neither the name of Google Inc. nor the names of its contributors |
| * may be used to endorse or promote products derived from this |
| * software without specific prior written permission. |
| * |
| * 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 "core/dom/custom/V0CustomElementMicrotaskImportStep.h" |
| |
| #include "core/dom/custom/V0CustomElementMicrotaskDispatcher.h" |
| #include "core/dom/custom/V0CustomElementSyncMicrotaskQueue.h" |
| #include "core/html/imports/HTMLImportChild.h" |
| #include "core/html/imports/HTMLImportLoader.h" |
| #include <stdio.h> |
| |
| namespace blink { |
| |
| V0CustomElementMicrotaskImportStep::V0CustomElementMicrotaskImportStep(HTMLImportChild* import) |
| : m_import(import) |
| , m_queue(import->loader()->microtaskQueue()) |
| { |
| } |
| |
| V0CustomElementMicrotaskImportStep::~V0CustomElementMicrotaskImportStep() |
| { |
| } |
| |
| void V0CustomElementMicrotaskImportStep::invalidate() |
| { |
| m_queue = V0CustomElementSyncMicrotaskQueue::create(); |
| m_import.clear(); |
| } |
| |
| bool V0CustomElementMicrotaskImportStep::shouldWaitForImport() const |
| { |
| return m_import && !m_import->loader()->isDone(); |
| } |
| |
| void V0CustomElementMicrotaskImportStep::didUpgradeAllCustomElements() |
| { |
| DCHECK(m_queue); |
| if (m_import) |
| m_import->didFinishUpgradingCustomElements(); |
| } |
| |
| V0CustomElementMicrotaskStep::Result V0CustomElementMicrotaskImportStep::process() |
| { |
| m_queue->dispatch(); |
| if (!m_queue->isEmpty() || shouldWaitForImport()) |
| return Processing; |
| |
| didUpgradeAllCustomElements(); |
| return FinishedProcessing; |
| } |
| |
| DEFINE_TRACE(V0CustomElementMicrotaskImportStep) |
| { |
| visitor->trace(m_import); |
| visitor->trace(m_queue); |
| V0CustomElementMicrotaskStep::trace(visitor); |
| } |
| |
| #if !defined(NDEBUG) |
| void V0CustomElementMicrotaskImportStep::show(unsigned indent) |
| { |
| fprintf(stderr, "%*sImport(wait=%d sync=%d, url=%s)\n", indent, "", shouldWaitForImport(), m_import && m_import->isSync(), m_import ? m_import->url().getString().utf8().data() : "null"); |
| m_queue->show(indent + 1); |
| } |
| #endif |
| |
| } // namespace blink |