Re: [boost] Re: [GUI] some random thoughts on GUI libs

From: John Torjo (john.lists_at_[hidden])
Date: 2004-12-28 05:44:08

> Windows has 4 types of message flow: the normal processing of messages 
> (e.g. WM_MOVE); processing WM_COMMAND notifications (e.g. menus or 
> button presses); processing WM_NOTIFY notifications (e.g. virtual list 
> data requests); events sent by controls to parents (and possibly 
> reflected back to the original sender). Win32GUI uses a std::map< UINT, 
> handler > to process events and has one for the normal flow and one each 
> for the notification flows; I am not sure how it handles 
> reflection/reflected events. The problem with this is that it has 3 maps 
> for event handling with the notification handlers being Windows-specific.
> 

Quick note: this is quite implementation specific, and I intend to 
change it, as I will port to other platforms.

Best,
John

-- 
John Torjo,    Contributing editor, C/C++ Users Journal
-- "Win32 GUI Generics" -- generics & GUI do mix, after all
-- http://www.torjo.com/win32gui/
-- http://www.torjo.com/cb/ - Click, Build, Run!