[Lazarus] LCL Message handling

[Hans-Peter Diettrich]

Felipe Monteiro de Carvalho schrieb:

>> I also don't understand the parallel or different WM..., LM..., CM... and
>> CN... message IDs. Is that separation related to messages handled (or not
>> handled) by widgets or by the LCL? Or have the LM... message IDs been added
>> only to prevent cyclic unit references?
> 
> LM messages are sent from the LCL-Widgetsets to the LCL, so they are
> cross-platform. WM messages are only for Windows.

Since no message IDs exist for other platforms, I'd assume that the LM 
messages are equivalent to the WM IDs. But why new names for old names?

DoDi