// Copyright (c) 2011 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 "base/process.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/process_util.h"
namespace base {
void Process::Close() {
if (!process_)
return;
::CloseHandle(process_);
process_ = NULL;
}
void Process::Terminate(int result_code) {
if (!process_)
return;
::TerminateProcess(process_, result_code);
}
bool Process::IsProcessBackgrounded() const {
if (!process_)
return false; // Failure case.
DWORD priority = GetPriority();
if (priority == 0)
return false; // Failure case.
return priority == BELOW_NORMAL_PRIORITY_CLASS;
}
bool Process::SetProcessBackgrounded(bool value) {
if (!process_)
return false;
DWORD priority = value ? BELOW_NORMAL_PRIORITY_CLASS : NORMAL_PRIORITY_CLASS;
return (SetPriorityClass(process_, priority) != 0);
}
ProcessId Process::pid() const {
if (process_ == 0)
return 0;
return GetProcId(process_);
}
bool Process::is_current() const {
return process_ == GetCurrentProcess();
}
// static
Process Process::Current() {
return Process(GetCurrentProcess());
}
int Process::GetPriority() const {
DCHECK(process_);
return GetPriorityClass(process_);
}
} // namespace base