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/***************************************************************************
ssave.c - description
-------------------
begin : Sun Mar 08 2009
copyright : (C) 1999-2009 by Pete Bernert
web : www.pbernert.com
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. See also the license.txt file for *
* additional informations. *
* *
***************************************************************************/
//*************************************************************************//
// History of changes:
//
// 2009/03/08 - Pete
// - generic cleanup for the Peops release
//
//*************************************************************************//
#include "stdafx.h"
#include "externals.h"
////////////////////////////////////////////////////////////////////////
// screensaver stuff: dynamically load kernel32.dll to avoid export dependeny
////////////////////////////////////////////////////////////////////////
#ifdef __MINGW32__
#define EXECUTION_STATE DWORD
#endif
void EnableScreenSaver(BOOL bEnab)
{
HINSTANCE hKernel32 = NULL;
EXECUTION_STATE (WINAPI *D_SetThreadExecutionState)(EXECUTION_STATE esFlags);
if(bEnab)
{
hKernel32 = LoadLibrary("kernel32.dll");
if(hKernel32 != NULL)
{
if((D_SetThreadExecutionState=(EXECUTION_STATE (WINAPI *)(EXECUTION_STATE))GetProcAddress(hKernel32,"SetThreadExecutionState"))!=NULL)
D_SetThreadExecutionState(ES_SYSTEM_REQUIRED|ES_DISPLAY_REQUIRED);
FreeLibrary(hKernel32);
}
}
else
{
hKernel32 = LoadLibrary("kernel32.dll");
if(hKernel32 != NULL)
{
if((D_SetThreadExecutionState=(EXECUTION_STATE (WINAPI *)(EXECUTION_STATE))GetProcAddress(hKernel32,"SetThreadExecutionState"))!=NULL)
D_SetThreadExecutionState(ES_SYSTEM_REQUIRED|ES_DISPLAY_REQUIRED|ES_CONTINUOUS);
FreeLibrary(hKernel32);
}
}
}
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