GOOD_FOX
unread,Jan 26, 2009, 10:30:25 AM1/26/09Sign in to reply to author
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to Mundo Visual FoxPro
REVISEN ESTO, ESTA MUY BUENO.....!!!
DECLARE Integer GetSystemMetrics IN Win32API Integer nIndex
lnVer = GeTSystemMetrics(1) && Devuelve la resolución vertical, 600
lnHor = GeTSystemMetrics(16) && Devuelve la resolución horizontal, 800
Replace Config.Vertical WITH lnVer
Replace Config.Horizontal WITH lnHor
ChangeRes(1024,768)
*!* Cambia la resolución de la pantalla
*!* Sintaxis: ChangeRes(tnWidth, tnHeight)
*!* Valor devuelto: llRetVal
*!* Argumentos: tnWidth, tnHeight
*!* tnWidth especifica la nueva anchura de la pantalla en pixels
*!* tnHeight especifica la nueva altura de la pantalla en pixels
FUNCTION ChangeRes
LPARAMETERS tnWidth, tnHeight
LOCAL lnWidth, lnHeight, lnModeNum, lcDevMode
*!* Valores
lnModeNum = 0
lcDevMode = REPLICATE(CHR(0), 156)
lnWidth = IIF(EMPTY(tnWidth), 800, tnWidth)
lnHeight = IIF(EMPTY(tnHeight), 600, tnHeight)
*!* Instrucciones DECLARE DLL para cambiar resolución
DECLARE INTEGER EnumDisplaySettings IN Win32API STRING
lpszDeviceName,;
INTEGER iModeNum, STRING @lpDevMode
DECLARE INTEGER ChangeDisplaySettings IN Win32API STRING
@lpDevMode ,;
INTEGER dwFlags
*!* Bucle para obtener todos los modos disponibles
DO WHILE EnumDisplaySettings(NULL, lnModeNum, @lcDevMode) <> 0
lnModeNum = lnModeNum +1
ENDDO
*!* Configurar la structura DevMode
lcDevMode = STUFF(lcDevMode, 41, 4, LongToStr(1572864))
lcDevMode = STUFF(lcDevMode, 109, 4, LongToStr(tnWidth)) && Ancho
lcDevMode = STUFF(lcDevMode, 113, 4, LongToStr(tnHeight)) && Alto
*!* Cambiar resolucion
ChangeDisplaySettings(@lcDevMode, 1)
ENDFUNC
*!* Convierte un long integer a un 4-byte character string
*!* Sintaxis: LongToStr(lnLongVal)
*!* Valor devuelto: lcRetStr
*!* Argumentos: lnLongVal
*!* lnLongVal especifica el long integer a convertir
FUNCTION LongToStr
LPARAMETERS lnLongVal
LOCAL lnCnt, lcRetStr
lcRetStr = ''
FOR lnCnt = 24 TO 0 STEP -8
lcRetStr = CHR(INT(lnLongVal/(2^lnCnt))) + lcRetStr
lnLongVal = MOD(lnLongVal, (2^lnCnt))
NEXT
RETURN lcRetStr
ENDFUNC
NOTA: ESTA FUNCION NO LA HIZE YO...... SALUDOS !!