cef/libcef/browser/thread_util.h

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// Copyright (c) 2012 The Chromium Embedded Framework Authors. All rights
// reserved. Use of this source code is governed by a BSD-style license that
// can be found in the LICENSE file.
#ifndef CEF_LIBCEF_BROWSER_THREAD_UTIL_H_
#define CEF_LIBCEF_BROWSER_THREAD_UTIL_H_
#pragma once
#include "base/location.h"
#include "base/logging.h"
#include "content/public/browser/browser_thread.h"
#define CEF_UIT content::BrowserThread::UI
#define CEF_IOT content::BrowserThread::IO
#define CEF_FILET content::BrowserThread::FILE
#define CEF_CURRENTLY_ON(id) content::BrowserThread::CurrentlyOn(id)
#define CEF_CURRENTLY_ON_UIT() CEF_CURRENTLY_ON(CEF_UIT)
#define CEF_CURRENTLY_ON_IOT() CEF_CURRENTLY_ON(CEF_IOT)
#define CEF_CURRENTLY_ON_FILET() CEF_CURRENTLY_ON(CEF_FILET)
#define CEF_REQUIRE(id) DCHECK(CEF_CURRENTLY_ON(id))
#define CEF_REQUIRE_UIT() CEF_REQUIRE(CEF_UIT)
#define CEF_REQUIRE_IOT() CEF_REQUIRE(CEF_IOT)
#define CEF_REQUIRE_FILET() CEF_REQUIRE(CEF_FILET)
#define CEF_REQUIRE_RETURN(id, var) \
if (!CEF_CURRENTLY_ON(id)) { \
NOTREACHED() << "called on invalid thread"; \
return var; \
}
#define CEF_REQUIRE_UIT_RETURN(var) CEF_REQUIRE_RETURN(CEF_UIT, var)
#define CEF_REQUIRE_IOT_RETURN(var) CEF_REQUIRE_RETURN(CEF_IOT, var)
#define CEF_REQUIRE_RETURN_VOID(id) \
if (!CEF_CURRENTLY_ON(id)) { \
NOTREACHED() << "called on invalid thread"; \
return; \
}
#define CEF_REQUIRE_UIT_RETURN_VOID() CEF_REQUIRE_RETURN_VOID(CEF_UIT)
#define CEF_REQUIRE_IOT_RETURN_VOID() CEF_REQUIRE_RETURN_VOID(CEF_IOT)
#define CEF_POST_TASK(id, task) \
content::BrowserThread::PostTask(id, FROM_HERE, task)
#define CEF_POST_DELAYED_TASK(id, task, delay_ms) \
content::BrowserThread::PostDelayedTask( \
id, FROM_HERE, task, base::TimeDelta::FromMilliseconds(delay_ms))
// Same as IMPLEMENT_REFCOUNTING() but using the specified Destructor.
#define IMPLEMENT_REFCOUNTING_EX(ClassName, Destructor) \
public: \
void AddRef() const OVERRIDE { ref_count_.AddRef(); } \
bool Release() const OVERRIDE { \
if (ref_count_.Release()) { \
Destructor::Destruct(this); \
return true; \
} \
return false; \
} \
bool HasOneRef() const OVERRIDE { return ref_count_.HasOneRef(); } \
\
private: \
CefRefCount ref_count_;
#define IMPLEMENT_REFCOUNTING_DELETE_ON_UIT(ClassName) \
IMPLEMENT_REFCOUNTING_EX(ClassName, content::BrowserThread::DeleteOnUIThread)
#define IMPLEMENT_REFCOUNTING_DELETE_ON_IOT(ClassName) \
IMPLEMENT_REFCOUNTING_EX(ClassName, content::BrowserThread::DeleteOnIOThread)
#endif // CEF_LIBCEF_BROWSER_THREAD_UTIL_H_