Checking dialog checkboxes

[bluenet]

I test deguix's code,but not work.These is my code

PHP Code:

Name                 "Test"
OutFile              ".\test.exe"
Caption              "Test"
SetCompressor        lzma
ShowInstDetails      show
!include             MUI.nsh

  Page custom SetCustom LeaveCustom
    
  !insertmacro MUI_PAGE_INSTFILES
  !insertmacro MUI_LANGUAGE English

Section
SectionEnd

Function SetCustom
  InstallOptions::initDialog /NOUNLOAD "$PLUGINSDIR\test2.ini"
    Pop $9
     InstallOptions::show
FunctionEnd

; --------------------------------------
!define CB_FINDSTRINGEXACT          0x0158 
!define CB_SETCURSEL                0x014E 

Function LeaveCustom
    ReadINIStr $R0 "$PLUGINSDIR\test2.ini" Settings State
  StrCmp $R0 0 validate  
  StrCmp $R0 2 droplist  
    Abort
    
    droplist:
    ReadINIStr $1 "$PLUGINSDIR\test2.ini" "Field 2" State
  GetDlgItem $R1 $9 1200
    SendMessage $R1 ${CB_FINDSTRINGEXACT} -1 $1 $0 
    SendMessage $R1 ${CB_SETCURSEL} $0 ""    
    ;EnableWindow $R1 0
    Abort
    
    validate:
FunctionEnd    

Function .onInit
  InitPluginsDir
    File "/oname=$PLUGINSDIR\test2.ini" ".\test2.ini"
FunctionEnd 


And these is my ini file

PHP Code:

; Ini file generated by the HM NIS Edit IO designer.
[Settings]
NumFields=2

[Field 1]
Type=Droplist
Text=Droplist
State=1
ListItems=1|2|3
Left=61
Right=218
Top=6
Bottom=100

[Field 2]
Type=Droplist
Text=Droplist
Flags=NOTIFY
State=1
ListItems=1|2|3
Left=62
Right=220
Top=60
Bottom=151 


I want droplist 2 control droplist 1.What wrong for me?