forked from mirrors/gecko-dev
c9e4e2854a
MozReview-Commit-ID: LvFS90CRAFe --HG-- extra : rebase_source : bfbcc59d061128e5440378448523bbaf939d5a45
43 lines
1.1 KiB
C++
43 lines
1.1 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "Hal.h"
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#include "HalLog.h"
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#include <windows.h>
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using namespace mozilla::hal;
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namespace mozilla {
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namespace hal_impl {
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bool
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SetProcessPrioritySupported()
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{
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return true;
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}
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void
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SetProcessPriority(int aPid, ProcessPriority aPriority)
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{
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HAL_LOG("WindowsProcessPriority - SetProcessPriority(%d, %s)\n",
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aPid, ProcessPriorityToString(aPriority));
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nsAutoHandle processHandle(::OpenProcess(PROCESS_SET_INFORMATION, FALSE, aPid));
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MOZ_ASSERT(processHandle);
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if (processHandle) {
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DWORD priority = NORMAL_PRIORITY_CLASS;
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if (aPriority == PROCESS_PRIORITY_BACKGROUND ||
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aPriority == PROCESS_PRIORITY_BACKGROUND_PERCEIVABLE) {
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priority = IDLE_PRIORITY_CLASS;
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}
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::SetPriorityClass(processHandle, priority);
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}
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HAL_LOG("WindowsProcessPriority - priority set to %d for pid %d\n",
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aPriority, aPid);
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}
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} // namespace hal_impl
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} // namespace mozilla
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