lyx_mirror/development/Win32/packaging/installer/include/init.nsh

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/*
init.nsh
Initialization function
*/
#--------------------------------
# Installer initialization
!macro PRINTER_INIT
${If} ${AtLeastWinVista}
StrCpy $PrinterConf "printui.exe"
${Else}
StrCpy $PrinterConf "rundll32.exe printui.dll,PrintUIEntry"
${EndIf}
!macroend
Function .onInit
${IfNot} ${IsNT}
${OrIfNot} ${AtLeastWin2000}
MessageBox MB_OK|MB_ICONSTOP "${APP_NAME} ${APP_VERSION} requires Windows 2000 or later."
Quit
${EndIf}
!insertmacro PRINTER_INIT
!insertmacro MULTIUSER_INIT
${IfNot} ${Silent}
!ifndef BUNDLE_IMAGEMAGICK & BUNDLE_GHOSTSCRIPT
# Warn the user when no Administrator or Power user privileges are available
# These privileges are required to install ImageMagick or Ghostscript
${If} $MultiUser.Privileges != "Admin"
${AndIf} $MultiUser.Privileges != "Power"
MessageBox MB_OK|MB_ICONEXCLAMATION $(TEXT_NO_PRIVILEDGES)
${EndIf}
!endif
# Show banner while installer is intializating
Banner::show /NOUNLOAD "Checking system"
${EndIf}
Call SearchExternal
Call InitExternal
${IfNot} ${Silent}
Banner::destroy
${EndIf}
FunctionEnd
Function un.onInit
!insertmacro PRINTER_INIT
!insertmacro MULTIUSER_UNINIT
FunctionEnd
#--------------------------------
# User initialization
Var ComponentPath
Var LyXLangName
# COMPONENT can be LaTeX ImageMagick and Ghostscript
!macro EXTERNAL_INIT COMPONENT
# APP_REGKEY_SETUP = "Software\${APP_NAME}${APP_SERIES_KEY}\Setup"
# where ${APP_NAME}${APP_SERIES_KEY} is something like LyX16
ReadRegStr $ComponentPath SHELL_CONTEXT "${APP_REGKEY_SETUP}" "${COMPONENT} Path"
# BIN_LATEX etc are defined in settings.nsh
${If} ${FileExists} "$ComponentPath\${BIN_${COMPONENT}}"
# set variables like PathLaTeX
StrCpy $Path${COMPONENT} $ComponentPath
${EndIf}
!macroend
Function InitUser
# Get directories of components from registry
!insertmacro EXTERNAL_INIT LaTeX
!insertmacro EXTERNAL_INIT ImageMagick
!insertmacro EXTERNAL_INIT Ghostscript
# Get LyX language
ReadRegStr $LyXLangName SHELL_CONTEXT "${APP_REGKEY_SETUP}" "LyX Language"
${If} $LyXLangName != ""
StrCpy $LangName $LyXLangName
${EndIf}
FunctionEnd