; Installer attributes
Name "Test InstType"
OutFile "test.exe"
InstallDir "C:\Temp"
ShowInstDetails show
ShowUnInstDetails show
SetCompress auto
SetCompressor lzma
CRCCheck force

; MUI 1.67 compatible ------
!include "MUI.nsh"

; MUI Settings
!define MUI_ABORTWARNING
!define MUI_ICON "${NSISDIR}\Contrib\Graphics\Icons\modern-install.ico"
!define MUI_UNICON "${NSISDIR}\Contrib\Graphics\Icons\modern-uninstall.ico"
!define MUI_COMPONENTSPAGE_SMALLDESC
!define MUI_FINISHPAGE_NOAUTOCLOSE
!define MUI_UNFINISHPAGE_NOAUTOCLOSE

; Components page
!define MUI_PAGE_CUSTOMFUNCTION_LEAVE postCompPage
!insertmacro MUI_PAGE_COMPONENTS

; Instfiles page
!insertmacro MUI_PAGE_INSTFILES

; Finish page
!insertmacro MUI_PAGE_FINISH

; Language files
!insertmacro MUI_LANGUAGE "English"

; MUI end ------

; Includes
!include "Sections.nsh"
!include "LogicLib.nsh"

;Callback functions
Function .onInit
  ; Check if already running...
  System::Call 'kernel32::CreateMutexA(i 0, i 0, t "OtoMnbInstall")i .r0 ?e'
  Pop $R0
  StrCmp $R0 0 +3
    MessageBox MB_OK|MB_ICONINFORMATION "The installer is already running."
    Abort
FunctionEnd

; Page Functions
Function postCompPage
    GetCurInstType $R0
    MessageBox MB_OK|MB_ICONINFORMATION "The install type is $R0."
    Abort
FunctionEnd

; Installation types
InstType "Type 0"
InstType "Type 1"
InstType "Type 2"

;Subsections and sections
SubSection /e "Subsection 1"

  Section "Section 1-1"
    SectionIn 1 2 3
  SectionEnd

  Section "Section 1-2"
    SectionIn 1 2
  SectionEnd

SubSectionEnd