Autohotkey Scripts for Surface 3 Typecover

#NoEnv
#AllowSameLineComments
#SingleInstance force
#InstallKeybdHook
#HotkeyInterval 2000
#MaxHotkeysPerInterval 300

; remap surface pen button to launch any program
#F20::
; change this file location to launch whatever program you desire
Run C:\Program Files\Microsoft Office 15\root\office15\OneNote.exe
return

; remap F9-F12 to their functional equivalents (Home, End, PgUp, PgDn)
; use FN+F9-F12 to access normal F9-F12 usage
F9:: Send {Home}
Home:: Send {F9}
F10:: Send {End}
End:: Send {F10}
F11:: Send {PgUp}
PgUp:: Send {F11}
F12:: Send {PgDn}
PgDn:: Send {F12}

;;media keys
#^!Left::Send {Media_Prev}
#^!SPACE::Send {Media_Play_Pause}
#^!Right::Send {Media_Next}
#^!Down::Send {Volume_Down}
#^!Up::Send {Volume_Up}
#^!Enter::Send {Volume_Mute}

; alt-enter to replace missing RContrl-enter on type cover (for appending "*.com" url in browser)
!Enter::
send {Control Down}
send {Enter}
sleep 1000
send {Control Up}
return

;;;;;;;;;;; turn wifi connection back on ;;;;;;;;;;;
^#!i::
send #i
Sleep 500
MouseClick, left, 80, 760
Sleep 500
MouseClick, left, 120, 340, 2
Sleep 3000
send {Escape}
if WinActive("ahk_class Shell_CharmWindow")
{
    Sleep 2000
    send {Escape}
}
return
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;;;;;;;;;;;;;;;; trackpad for surface type cover ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

;;-----swipe left for backward navigation---------------
WheelRight::
 winc_pressesR += 1
 SetTimer, Whright, 400 ; Wait for more presses within a 400 millisecond window.
return

Whright:
 SetTimer, Whright, off ; Disable timer after first time its called.
 if winc_pressesR >= 16 ; The key was pressed once or more.
 {
  SendInput, !{Left} ; Send alt + left for back button (in Chrome at least)
 }
 ; Regardless of which action above was triggered, reset the count to prepare for the next series of presses:
 winc_pressesR = 0
return
;-----------------------------------------------

;;-----swipe right for forward navigation---------------
WheelLeft::
 winc_pressesL += 1
 SetTimer, Whleft, 400 ; Wait for more presses within a 400 millisecond window.
return

Whleft:
 SetTimer, Whleft, off ; Disable timer after first time its called.
 if winc_pressesL >= 16 ; The key was pressed once or more.
 {
  SendInput, !{Right} ; Send alt + left for forward button (in Chrome at least)
 }
 ; Regardless of which action above was triggered, reset the count to prepare for the next series of presses:
 winc_pressesL = 0
 return
;-----------------------------------------------


;for left edge swiping to switch apps
#^Tab::
Run, "C:\Users\Default\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\Window Switcher.lnk"
sleep 100
send {Left}
send {Left}
send {Left}
send {Enter}
return

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;;;;;;;;;;;;;;;; brightness shortcuts for surface type cover ;;;;;;;;;;;;;;;;;;

toggle := false

SetWorkingDir %A_ScriptDir%
SendMode, Input

;;SC108::  ; SAMSUNG brightness up FN key
;;^+#!Up::
#F2::
MoveBrightness(10)
return

;;SC109::  ; SAMSUNG brightness down FN key
;;^+#!Down::
#F1::
MoveBrightness(-10)
return

#Escape::SendMessage 0x112, 0xF170, 2, , Program Manager

;############################################################################
; Functions
;############################################################################

MoveBrightness(IndexMove)
{

    VarSetCapacity(SupportedBrightness, 256, 0)
    VarSetCapacity(SupportedBrightnessSize, 4, 0)
    VarSetCapacity(BrightnessSize, 4, 0)
    VarSetCapacity(Brightness, 3, 0)

    hLCD := DllCall("CreateFile"
    , Str, "\\.\LCD"
    , UInt, 0x80000000 | 0x40000000 ;Read | Write
    , UInt, 0x1 | 0x2  ; File Read | File Write
    , UInt, 0
    , UInt, 0x3  ; open any existing file
    , UInt, 0
      , UInt, 0)

    if hLCD != -1
    {

        DevVideo := 0x00000023, BuffMethod := 0, Fileacces := 0
          NumPut(0x03, Brightness, 0, "UChar")   ; 0x01 = Set AC, 0x02 = Set DC, 0x03 = Set both
          NumPut(0x00, Brightness, 1, "UChar")      ; The AC brightness level
          NumPut(0x00, Brightness, 2, "UChar")      ; The DC brightness level
        DllCall("DeviceIoControl"
          , UInt, hLCD
          , UInt, (DevVideo<<16 | 0x126<<2 | BuffMethod<<14 | Fileacces) ; IOCTL_VIDEO_QUERY_DISPLAY_BRIGHTNESS
          , UInt, 0
          , UInt, 0
          , UInt, &Brightness
          , UInt, 3
          , UInt, &BrightnessSize
          , UInt, 0)

        DllCall("DeviceIoControl"
          , UInt, hLCD
          , UInt, (DevVideo<<16 | 0x125<<2 | BuffMethod<<14 | Fileacces) ; IOCTL_VIDEO_QUERY_SUPPORTED_BRIGHTNESS
          , UInt, 0
          , UInt, 0
          , UInt, &SupportedBrightness
          , UInt, 256
          , UInt, &SupportedBrightnessSize
          , UInt, 0)

        ACBrightness := NumGet(Brightness, 1, "UChar")
        ACIndex := 0
        DCBrightness := NumGet(Brightness, 2, "UChar")
        DCIndex := 0
        BufferSize := NumGet(SupportedBrightnessSize, 0, "UInt")
        MaxIndex := BufferSize-1

        Loop, %BufferSize%
        {
        ThisIndex := A_Index-1
        ThisBrightness := NumGet(SupportedBrightness, ThisIndex, "UChar")
        if ACBrightness = %ThisBrightness%
            ACIndex := ThisIndex
        if DCBrightness = %ThisBrightness%
            DCIndex := ThisIndex
        }

        if DCIndex >= %ACIndex%
          BrightnessIndex := DCIndex
        else
          BrightnessIndex := ACIndex

        BrightnessIndex += IndexMove

        if BrightnessIndex > %MaxIndex%
           BrightnessIndex := MaxIndex

        if BrightnessIndex < 0
           BrightnessIndex := 0

        NewBrightness := NumGet(SupportedBrightness, BrightnessIndex, "UChar")

        NumPut(0x03, Brightness, 0, "UChar")   ; 0x01 = Set AC, 0x02 = Set DC, 0x03 = Set both
        NumPut(NewBrightness, Brightness, 1, "UChar")      ; The AC brightness level
        NumPut(NewBrightness, Brightness, 2, "UChar")      ; The DC brightness level

        DllCall("DeviceIoControl"
            , UInt, hLCD
            , UInt, (DevVideo<<16 | 0x127<<2 | BuffMethod<<14 | Fileacces) ; IOCTL_VIDEO_SET_DISPLAY_BRIGHTNESS
            , UInt, &Brightness
            , UInt, 3
            , UInt, 0
            , UInt, 0
            , UInt, 0
            , Uint, 0)

        DllCall("CloseHandle", UInt, hLCD)

    }

}
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