Inno Setup: Conditionally delete non-empty directory in user's home folder

Question

I am creating the installer for my Windows application via Inno Setup. The application itself writes some configuration data to the user home folder, into its own sub-direct

Answer 1

There's no explicit support for this in Inno Setup. But you can code it in pascal script using CurUninstallStepChanged event function:

[Code]

procedure CurUninstallStepChanged(CurUninstallStep: TUninstallStep);
begin
  if CurUninstallStep = usUninstall then
  begin
    if MsgBox('Do you want to delete?', mbConfirmation, MB_YESNO) = idYes then
    begin
      DelTree(ExpandConstant('{app}\Folder'), True, True, True);
    end;
  end;
end;