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+!include "MUI2.nsh"
+
+; Allgemein
+Name "Speiseplan"
+OutFile "Speiseplan-Setup.exe"
+InstallDir "$PROGRAMFILES\Speiseplan"
+InstallDirRegKey HKLM "Software\Speiseplan" "Install_Dir"
+RequestExecutionLevel admin
+
+; UI
+!define MUI_ICON "icon.ico"
+!define MUI_UNICON "icon.ico"
+!define MUI_ABORTWARNING
+!define MUI_WELCOMEPAGE_TITLE "Speiseplan Setup"
+!define MUI_WELCOMEPAGE_TEXT "Dieses Programm installiert den Kita-Wochenspeiseplan auf Ihrem Computer.$\r$\n$\r$\nKlicken Sie auf Weiter, um fortzufahren."
+
+; Seiten
+!insertmacro MUI_PAGE_WELCOME
+!insertmacro MUI_PAGE_DIRECTORY
+!insertmacro MUI_PAGE_COMPONENTS
+!insertmacro MUI_PAGE_INSTFILES
+!insertmacro MUI_PAGE_FINISH
+
+; Deinstallation
+!insertmacro MUI_UNPAGE_CONFIRM
+!insertmacro MUI_UNPAGE_INSTFILES
+
+; Sprache
+!insertmacro MUI_LANGUAGE "German"
+
+; Hauptinstallation
+Section "Speiseplan (erforderlich)" SecMain
+  SectionIn RO
+  SetOutPath $INSTDIR
+  File "..\..\build\bin\speiseplan.exe"
+  File "icon.ico"
+
+  ; Registry
+  WriteRegStr HKLM "Software\Speiseplan" "Install_Dir" "$INSTDIR"
+  WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\Speiseplan" "DisplayName" "Speiseplan"
+  WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\Speiseplan" "DisplayIcon" "$INSTDIR\icon.ico"
+  WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\Speiseplan" "UninstallString" '"$INSTDIR\uninstall.exe"'
+  WriteRegDWORD HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\Speiseplan" "NoModify" 1
+  WriteRegDWORD HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\Speiseplan" "NoRepair" 1
+  WriteUninstaller "$INSTDIR\uninstall.exe"
+
+  ; Startmenü
+  CreateDirectory "$SMPROGRAMS\Speiseplan"
+  CreateShortCut "$SMPROGRAMS\Speiseplan\Speiseplan.lnk" "$INSTDIR\speiseplan.exe" "" "$INSTDIR\icon.ico"
+  CreateShortCut "$SMPROGRAMS\Speiseplan\Deinstallieren.lnk" "$INSTDIR\uninstall.exe"
+SectionEnd
+
+; Desktop-Verknüpfung (optional)
+Section "Desktop-Verknüpfung" SecDesktop
+  CreateShortCut "$DESKTOP\Speiseplan.lnk" "$INSTDIR\speiseplan.exe" "" "$INSTDIR\icon.ico"
+SectionEnd
+
+; Komponentenbeschreibungen
+!insertmacro MUI_FUNCTION_DESCRIPTION_BEGIN
+  !insertmacro MUI_DESCRIPTION_TEXT ${SecMain} "Das Speiseplan-Programm (erforderlich)."
+  !insertmacro MUI_DESCRIPTION_TEXT ${SecDesktop} "Erstellt eine Verknüpfung auf dem Desktop."
+!insertmacro MUI_FUNCTION_DESCRIPTION_END
+
+; Deinstallation
+Section "Uninstall"
+  Delete "$INSTDIR\speiseplan.exe"
+  Delete "$INSTDIR\icon.ico"
+  Delete "$INSTDIR\uninstall.exe"
+  RMDir "$INSTDIR"
+
+  Delete "$SMPROGRAMS\Speiseplan\*.*"
+  RMDir "$SMPROGRAMS\Speiseplan"
+  Delete "$DESKTOP\Speiseplan.lnk"
+
+  ; Datenbank löschen
+  MessageBox MB_YESNO "Sollen die gespeicherten Daten (Speisepläne, Produkte) ebenfalls gelöscht werden?" IDYES deletedata IDNO skipdata
+  deletedata:
+    Delete "$PROFILE\speiseplan.db"
+  skipdata:
+
+  DeleteRegKey HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\Speiseplan"
+  DeleteRegKey HKLM "Software\Speiseplan"
+SectionEnd