60 lines
2.0 KiB
C++
60 lines
2.0 KiB
C++
// Copyright (c) 2013 The Chromium Embedded Framework Authors. All rights
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// reserved. Use of this source code is governed by a BSD-style license that
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// can be found in the LICENSE file.
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#ifndef CEF_LIBCEF_RENDERER_THREAD_UTIL_H_
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#define CEF_LIBCEF_RENDERER_THREAD_UTIL_H_
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#pragma once
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#include "libcef/common/task_runner_manager.h"
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#include "base/location.h"
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#include "base/logging.h"
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#include "content/public/renderer/render_thread.h"
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#define CEF_CURRENTLY_ON_RT() (!!content::RenderThread::Get())
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#define CEF_REQUIRE_RT() DCHECK(CEF_CURRENTLY_ON_RT())
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#define CEF_REQUIRE_RT_RETURN(var) \
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if (!CEF_CURRENTLY_ON_RT()) { \
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DCHECK(false) << "called on invalid thread"; \
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return var; \
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}
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#define CEF_REQUIRE_RT_RETURN_VOID() \
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if (!CEF_CURRENTLY_ON_RT()) { \
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DCHECK(false) << "called on invalid thread"; \
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return; \
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}
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#define CEF_RENDER_TASK_RUNNER() \
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(CefTaskRunnerManager::Get()->GetRenderTaskRunner())
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#define CEF_POST_TASK_RT(task) \
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CEF_RENDER_TASK_RUNNER()->PostTask(FROM_HERE, task)
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#define CEF_POST_DELAYED_TASK_RT(task, delay_ms) \
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CEF_RENDER_TASK_RUNNER()->PostDelayedTask(FROM_HERE, task, \
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base::Milliseconds(delay_ms))
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// Use this template in conjuction with RefCountedThreadSafe when you want to
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// ensure that an object is deleted on the render thread.
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struct CefDeleteOnRenderThread {
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template <typename T>
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static void Destruct(const T* x) {
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if (CEF_CURRENTLY_ON_RT()) {
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delete x;
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} else {
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if (!CEF_RENDER_TASK_RUNNER()->DeleteSoon(FROM_HERE, x)) {
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#if defined(UNIT_TEST)
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// Only logged under unit testing because leaks at shutdown
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// are acceptable under normal circumstances.
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LOG(ERROR) << "DeleteSoon failed on thread " << thread;
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#endif // UNIT_TEST
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}
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}
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}
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};
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#endif // CEF_LIBCEF_RENDERER_THREAD_UTIL_H_
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