显示器关否 只是一个显示设备的开关 截图不会是黑的呢
在官方论坛找到个 显示器开关的例子 你参考下把
不过没研究过 lcd和crt显示器会不会有不同
Global Const $lciWM_SYSCommand = 274
Global Const $lciSC_MonitorPower = 61808
Global Const $lciPower_Off = 2
Global Const $lciPower_On = -1
Global $MonitorIsOff = False
HotKeySet("{F11}", "_Monitor_OFF")
HotKeySet("{F10}", "_Monitor_ON")
HotKeySet("{Esc}", "_Quit")
MsgBox(64, "Monitor On/Off", "Press F11 to turn off the monitor." & @LF & _
"Press F10 to turn on the monitor back." & @LF & _
"Press ESC to turn on the monitor and exit program.")
While 1
Sleep(10)
WEnd
Func _Monitor_ON()
$MonitorIsOff = False
Local $Progman_hwnd = WinGetHandle('[CLASS:Progman]')
DllCall('user32.dll', 'int', 'SendMessage', _
'hwnd', $Progman_hwnd, _
'int', $lciWM_SYSCommand, _
'int', $lciSC_MonitorPower, _
'int', $lciPower_On)
EndFunc
Func _Monitor_OFF()
$MonitorIsOff = True
Local $Progman_hwnd = WinGetHandle('[CLASS:Progman]')
While $MonitorIsOff = True
DllCall('user32.dll', 'int', 'SendMessage', _
'hwnd', $Progman_hwnd, _
'int', $lciWM_SYSCommand, _
'int', $lciSC_MonitorPower, _
'int', $lciPower_Off)
_IdleWaitCommit(0)
Sleep(20)
WEnd
EndFunc
Func _IdleWaitCommit($idlesec)
Local $iSave, $LastInputInfo = DllStructCreate ("uint;dword")
DllStructSetData ($LastInputInfo, 1, DllStructGetSize ($LastInputInfo))
DllCall ("user32.dll", "int", "GetLastInputInfo", "ptr", DllStructGetPtr ($LastInputInfo))
Do
$iSave = DllStructGetData ($LastInputInfo, 2)
Sleep(60)
DllCall ("user32.dll", "int", "GetLastInputInfo", "ptr", DllStructGetPtr ($LastInputInfo))
Until (DllStructGetData ($LastInputInfo, 2)-$iSave) > $idlesec Or $MonitorIsOff = False
Return DllStructGetData ($LastInputInfo, 2)-$iSave
EndFunc
Func _Quit()
_Monitor_ON()
Exit
EndFunc
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