!include "Sections.nsh"
Name "PostComp"

; The file to write
OutFile "PostComp"

; The default installation directory
InstallDir $PROGRAMFILES\PostComp

;--------------------------------
Var Drive1
Var Drive2
Var Drive3
; Pages

Page components "" "" PostComp
Page instfiles

Section FCMAIN "FCMAIN"
MessageBox MB_OK "FCMAIN"
SectionEnd

Section HOME "HOME"
MessageBox MB_OK "HOME"
SectionEnd

Section DATA "DATA"
MessageBox MB_OK "DATA"
SectionEnd

Section FLIGHTWEATHER "FLIGHTWEATHER"
MessageBox MB_OK "FLIGHTWEATHER"
SectionEnd

Section -FLIGHTWEATHERDATA "-FLIGHTWEATHERDATA"
MessageBox MB_OK "-FLIGHTWEATHERDATA"
SectionEnd

Section FLIGHTVPF "FLIGHTVPF"
MessageBox MB_OK "FLIGHTVPF"
SectionEnd

Section -FLIGHTVPFDATA "-FLIGHTVPFDATA"
MessageBox MB_OK "-FLIGHTVPFDATA"
SectionEnd

Section Help "Help"
MessageBox MB_OK "Help"
SectionEnd

Function PostComp
	StrCpy $Drive1 0 ; HomeDir space
	StrCpy $Drive2 0 ; AuxDir space
	StrCpy $Drive3 0 ; DataDir space
	MessageBox MB_OK "Clearing Two Flags"

	!insertmacro ClearSectionFlag ${-FLIGHTWEATHERDATA} ${SF_SELECTED} ; Disable these hidden sections
	!insertmacro ClearSectionFlag ${-FLIGHTVPFDATA} ${SF_SELECTED}

	MessageBox MB_OK "Checking Home"

	!insertmacro SectionFlagIsSet ${HOME} ${SF_SELECTED} +1 NoHome   ; Skip ahead if the section is not selected
	SectionGetSize ${HOME} $R0
	IntOp $Drive1 $Drive1 + 1
NoHome:

	MessageBox MB_OK "Checking Data"
	!insertmacro SectionFlagIsSet ${DATA} ${SF_SELECTED} +1 NoData
	SectionGetSize ${DATA} $R0
	IntOp $Drive2 $Drive2 + 2
NoData:

	MessageBox MB_OK "Checking Weather"
	!insertmacro SectionFlagIsSet ${FLIGHTWEATHER} ${SF_SELECTED} +1 NoWeather
	SectionGetSize ${FLIGHTWEATHER} $R0
	IntOp $Drive1 $Drive1 + 4
	!insertmacro SetSectionFlag ${-FLIGHTWEATHERDATA} 1
	SectionGetSize ${-FLIGHTWEATHERDATA} $R0
	IntOp $Drive2 $Drive2 + 8
NoWeather:

	MessageBox MB_OK "Checking VPF"
	!insertmacro SectionFlagIsSet ${FLIGHTVPF} ${SF_SELECTED} +1 NoVPF
	SectionGetSize ${FLIGHTVPF} $R0
	IntOp $Drive1 $Drive1 + 16
	!insertmacro SetSectionFlag ${-FLIGHTVPFDATA} 1
	SectionGetSize ${-FLIGHTVPFDATA} $R0
	IntOp $Drive3 $Drive3 + 32
NoVPF:

	MessageBox MB_OK "Checking Help"
	!insertmacro SectionFlagIsSet ${HELP} ${SF_SELECTED} +1 NoHelp
	SectionGetSize ${HELP} $R0
	IntOp $Drive1 $Drive1 + 64
NoHelp:
	SectionSetSize ${DATA} 0
	SectionSetSize ${HOME} 0
	SectionSetSize ${FLIGHTWEATHER} 0
	SectionSetSize ${-FLIGHTWEATHERDATA} 0
	SectionSetSize ${FLIGHTVPF} 0
	SectionSetSize ${-FLIGHTVPFDATA} 0
	SectionSetSize ${HELP} 0

	MessageBox MB_OK "Drive1: $Drive1"
	MessageBox MB_OK "Drive2: $Drive2"
	MessageBox MB_OK "Drive3: $Drive3"
FunctionEnd