mrCheckBoxEffect.lua

--
-- The parent MR has desc as "[some test with out '['']' ]=>"
-- then its children MR with same type may have some
-- Checkbox effect
-- updated from original: https://forum.cheatengine.org/viewtopic.php?t=587056
--
-- save script to autorun directory
--
  local function MRCheckBoxEffect(mr,newstate)
    if not newstate then return end -- ignore deactivating
    local parent = mr.Parent
    local header = parent and parent.Description:match'^(%[[^%[%]]-%]=>)'
    if not parent or not header then return end
    -- ^ no effect if no parent or its desc not start with [...]=>
    for i=1,parent.Count do
      local sibling = parent[i-1]
      if sibling~=mr and mr.Type==sibling.Type and sibling.Active then
      --^ deactivate same type mr except the activating mr
        sibling.Active=false
      end
    end
    parent.Description = header .. mr.Description
  end

onMemRecPreExecute = MRCheckBoxEffect
-- there is only one definition for onMemRecPreExecute
-- should test if onMemRecPreExecute already defined, and handle properly