问如何在按下另一个按钮时自动释放鼠标按钮

EN

local spell_while_aim, active, rmb_is_down

local function RMB()
   rmb_is_down = not rmb_is_down
   if rmb_is_down then
      PressMouseButton(3)
   else
      ReleaseMouseButton(3)
   end
end

function OnEvent(event, arg)
   if event == "PROFILE_ACTIVATED" then
      EnablePrimaryMouseButtonEvents(true)
   elseif event == "MOUSE_BUTTON_PRESSED" and arg == 1 then  -- left
      if active and rmb_is_down then
         RMB()
         spell_while_aim = true
      end
   elseif event == "MOUSE_BUTTON_RELEASED" and arg == 1 then -- left
      if spell_while_aim then
         spell_while_aim = false
         Sleep(20)
         RMB()
      end
   elseif event == "MOUSE_BUTTON_PRESSED" and arg == 2 then  -- right
      RMB()
   elseif event == "MOUSE_BUTTON_RELEASED" and arg == 2 then -- right
      if spell_while_aim then
         spell_while_aim = false
      else
         RMB()
      end
   elseif event == "MOUSE_BUTTON_PRESSED" and arg == 3 then  -- middle
      active = not active
   elseif event == "PROFILE_DEACTIVATED" then
      ReleaseMouseButton(3)
   end
end