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| 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/browser/power_save_blocker.h" | |
| 6 | |
| 7 #include <windows.h> | |
| 8 | |
| 9 #include "content/browser/browser_thread.h" | |
| 10 | |
| 11 // Runs on UI thread only. | |
| 12 void PowerSaveBlocker::ApplyBlock(bool blocking) { | |
| 13 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
| 14 | |
| 15 DWORD flags = ES_CONTINUOUS; | |
| 16 | |
| 17 if (blocking) | |
| 18 flags |= ES_SYSTEM_REQUIRED; | |
| 19 | |
| 20 SetThreadExecutionState(flags); | |
| 21 } | |
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