!include "MUI.nsh"
  !include "Sections.nsh"
;--------------------------------
;General

  ;Name and file
  Name "$(DESC_SecDummy13)"
  OutFile "test.exe"
  BrandingText "$(DESC_SecDummy2)"
;  ShowInstDetails show
;  ShowInstDetails hide

Var nsCheck
Var steamExe
;Var MultiIns

Function findSteam
  ReadRegStr $8 HKCU \
     "Software\Valve\Steam" \
     "ModInstallPath"
  Pop $8
  StrCmp $8 "" skip checkInstall
  checkInstall:
    StrCpy $nsCheck "$8\ns"
    GoTo skip2
  skip:
    MessageBox MB_OK|MB_ICONSTOP "$(DESC_SecDummy3)"
    abort
  skip2:
    Call checkNS
FunctionEnd

Function checkNS
  IfFileExists "$nsCheck\dlls\ns.dll" exist notexist
  exist:
    Goto skip
  notexist:
    Call noNS
  skip:
    StrCpy $INSTDIR "$nsCheck"
FunctionEnd

Function noNS
  MessageBox MB_OK|MB_ICONSTOP "$(DESC_SecDummy4)"
  MessageBox MB_YESNO|MB_ICONQUESTION "$(DESC_SecDummy18)" IDNO Kill
    ExecShell "open" "http://www.google.com"
      Quit
    Kill:
      Quit
FunctionEnd

Function findSteamExe
  ReadRegStr $steamExe HKCU \
     "Software\Valve\Steam" \
     "SteamExe"
FunctionEnd

Function .onVerifyInstDir
  StrCmp $INSTDIR "$nsCheck" PathGood
    Abort
  PathGood:
FunctionEnd

;--------------------------------
;Interface Settings

  !define MUI_ICON 3.ico
  !define MUI_UNICON 4.ico
  !define MUI_COMPONENTSPAGE_CHECKBITMAP 4.bmp
  !define MUI_WELCOMEFINISHPAGE_BITMAP 3.bmp
  !define MUI_UNWELCOMEFINISHPAGE_BITMAP 3.bmp

  !define MUI_HEADERIMAGE
  !define MUI_HEADERIMAGE_BITMAP 5.bmp

;  !define MUI_LICENSEPAGE_CHECKBOX
;  !define MUI_LICENSEPAGE_RADIOBUTTONS

  !define MUI_ABORTWARNING
;  !define MUI_ABORTWARNING_TEXT

  !define MUI_FINISHPAGE_LINK google.com

;  !define MUI_FINISHPAGE_LINK_COLOR 000080

  !define MUI_FINISHPAGE_LINK_LOCATION "http://www.google.com/"

  !define MUI_FINISHPAGE_RUN $steamExe

  !define MUI_FINISHPAGE_RUN_PARAMETERS " -applaunch 70 -game $\"ns$\" "

;MUI_FINISHPAGE_RUN_NOTCHECKED

  !define MUI_FINISHPAGE_SHOWREADME "$INSTDIR\$(DESC_SecDummy15)"

;  !define MUI_FINISHPAGE_NOAUTOCLOSE

;  !define MUI_UNFINISHPAGE_NOAUTOCLOSE

;  !define MUI_STARTMENU_DEFAULTFOLDER ""

;--------------------------------
;Pages

  !insertmacro MUI_PAGE_WELCOME
  !insertmacro MUI_PAGE_LICENSE "$(DESC_SecDummy16)"
  !insertmacro MUI_PAGE_COMPONENTS
  !insertmacro MUI_PAGE_DIRECTORY
  !insertmacro MUI_PAGE_INSTFILES
  !insertmacro MUI_PAGE_FINISH

;--------------------------------
;Languages

  !insertmacro MUI_LANGUAGE "English"

  !insertmacro MUI_RESERVEFILE_LANGDLL

Function .onInit
;  !insertmacro MUI_LANGDLL_DISPLAY
  Call findSteam
  Call findSteamExe
; System::Call 'kernel32::CreateMutexA(i 0, i 0, t "Installer") i .r1 ?e'
; Pop $MultiIns
; StrCmp $MultiIns 0 +3
;   MessageBox MB_OK|MB_ICONEXCLAMATION "The installer is already running."
;   Abort
 System::Call "kernel32::CreateMutexA(i 0, i 0, t '$(^Name)') i .r0 ?e"
 Pop $0
 StrCmp $0 0 launch
  StrLen $0 "$(^Name)"
  IntOp $0 $0 + 1
 loop:
   FindWindow $1 '#32770' '' 0 $1
   IntCmp $1 0 +4
   System::Call "user32::GetWindowText(i r1, t .r2, i r0) i."
   StrCmp $2 "$(^Name)" 0 loop
   System::Call "user32::SetForegroundWindow(i r1) i."
   Abort
 launch:
FunctionEnd


;--------------------------------
;Installer Sections

Section -readme
SetOutPath "$INSTDIR"
 File google.com.url
SectionEnd

Section -setfileattributes
 SetFileAttributes $INSTDIR\google.com.url READONLY
SectionEnd

SubSection /e "Group 1" SecDummy

Section "Option 1" SecDummy1
  SetOutPath "$INSTDIR"
  IfFileExists "$INSTDIR\test.txt" 0 +2
  Delete "$INSTDIR\test.txt"
  File "test.txt"
SectionEnd

Section "Option 2"
  SetOutPath "$INSTDIR"
  IfFileExists "$INSTDIR\test.txt" 0 +2
  Delete "$INSTDIR\test.txt"
  File "test.txt"
SectionEnd

Section "Option 3"
  SetOutPath "$INSTDIR"
  IfFileExists "$INSTDIR\test.txt" 0 +2
  Delete "$INSTDIR\test.txt"
  File "test.txt"
SectionEnd

SubSectionEnd 

Section "Group 2"
  SetOutPath "$INSTDIR"
  IfFileExists "$INSTDIR\test.txt" 0 +2
  Delete "$INSTDIR\test.txt"
  File "test.txt"
SectionEnd

;--------------------------------
;Descriptions

  ;Language strings
  LangString DESC_SecDummy ${LANG_ENGLISH} "A test English section."
  LangString DESC_SecDummy1 ${LANG_ENGLISH} "A test English subsection."
  LangString DESC_SecDummy2 ${LANG_ENGLISH} "Test Installer"
  LangString DESC_SecDummy3 ${LANG_ENGLISH} "Unable to find Steam installation.$\r$\nPlease install Steam and try again."
  LangString DESC_SecDummy4 ${LANG_ENGLISH} "Unable to find Natural-Selection installation.$\r$\nPlease install Natural-Selection and try again."
  LangString DESC_SecDummy13 ${LANG_ENGLISH} "Test English"
  LicenseLangString DESC_SecDummy16 ${LANG_ENGLISH} "License_English.txt"
  LangString DESC_SecDummy18 ${LANG_ENGLISH} "Would you like to download Natural-Selection v3.0?"

  ;Assign language strings to sections
  !insertmacro MUI_FUNCTION_DESCRIPTION_BEGIN
    !insertmacro MUI_DESCRIPTION_TEXT ${SecDummy} $(DESC_SecDummy)
    !insertmacro MUI_DESCRIPTION_TEXT ${SecDummy1} $(DESC_SecDummy1)
  !insertmacro MUI_FUNCTION_DESCRIPTION_END

;SectionGroupEnd