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/*
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.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#define WIN32_LEAN_AND_MEAN
#define _WIN32_WINNT 0x0500
#include <windows.h>
#include "flash.h"
#include "keypresses.h"
// Prototypes
void SetLock(WORD, BYTE, unsigned int *, INPUT *);
// Globals
BOOL LEDstateSaved = FALSE;
BYTE LEDstate;
void keypresses_RestoreLEDState(void)
{
if (LEDstateSaved)
keypresses_ToggleKeyboardLights(LEDstate);
LEDstateSaved = FALSE;
}
BOOL keypresses_ToggleKeyboardLights(BYTE byte)
{
unsigned int n = 0;
INPUT keystrokes[6] = {0};
if (!LEDstateSaved) {
LEDstate = (BYTE)(LedState(VK_SCROLL) + (LedState(VK_NUMLOCK)<<1) + (LedState(VK_CAPITAL)<<2));
LEDstateSaved = TRUE;
}
SetLock(VK_NUMLOCK, (BYTE)(byte&2), &n, keystrokes);
SetLock(VK_CAPITAL, (BYTE)(byte&4), &n, keystrokes);
SetLock(VK_SCROLL, (BYTE)(byte&1), &n, keystrokes);
SendInput(n, keystrokes, sizeof(INPUT));
return TRUE;
}
void SetLock(WORD keyCode, BYTE value, unsigned int *n, INPUT *keystrokes)
{
BYTE status;
GetAsyncKeyState(keyCode);
status = GetKeyState(keyCode) & 1;
if ((!value && status) || (value && !status)) {
keystrokes[*n].type = INPUT_KEYBOARD;
keystrokes[*n].ki.wVk = keyCode;
keystrokes[*n].ki.wScan = 0x45;
keystrokes[(*n)++].ki.dwFlags = KEYEVENTF_EXTENDEDKEY | 0;
keystrokes[*n].type = INPUT_KEYBOARD;
keystrokes[*n].ki.wVk = keyCode;
keystrokes[*n].ki.wScan = 0x45;
keystrokes[(*n)++].ki.dwFlags = KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP;
}
}
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