[plt-scheme] 204.2

Great! DrScheme now takes advantage of the first two of those bullets
below.

Robby

At Sat, 17 May 2003 09:06:25 -0600, Matthew Flatt wrote:
>   For list-related administrative tasks:
>   http://list.cs.brown.edu/mailman/listinfo/plt-scheme
> 
> The exp-tagged code in CVS for MzScheme and MrEd is now version 204.2.
> 
> Changes:
> 
>  * Added a 'toolbar-button style to frame%, and an
>    `on-toolbar-button-click' method, which are useful only under Mac OS
>    X. The 'toolbar-button style adds a toolbar button (a little oval on
>    the right) to the frame's title bar under OS X. The method is called
>    when the toolbar button is clicked.
> 
>  * Added a `modified' parameter-like method to frame%. Under OS X, a
>    "modified" frame's close button displays a dot inside. Under
>    Windows, a "modified" frame's title has an asterisk appended.
> 
>  * Changed menu-bar% so that 'root can be supplied as the parent, but
>    only when the new `current-eventspace-has-menu-root?' procedure
>    returns #t, and only when no such menu bar has been created before.
> 
>    A 'root menu bar becomes active when no frames are shown. Also a
>    'root menu bar prevents the corresponding eventspace from
>    unblocking, which roughly implies that an application with a 'root
>    menu bar doesn't exit when the last frame is closed.
> 
>    The `current-eventspace-has-menu-root?' procedure returns #t only
>    for the main eventspace and only under Mac OS (X and Classic).
> 
>  * Added `super-new' to go with `new' in (lib "class.ss").
> 
> Matthew
> 
>