if window == 1 then
imgui.PushStyleVar(imgui.StyleVar.WindowRounding, 5)
imgui.Begin('Title1', nil, window_flags)
--code
imgui.End()
imgui.PopStyleVar()
elseif window == 2 then
imgui.PushStyleVar(imgui.StyleVar.WindowRounding, 6)
imgui.Begin('Title2', nil...