[TxMt] Emacs-like Toggle-behavior for cmd-T, Keyboard-driven tab reordering

Tom Lazar tom at tomster.org
Tue Aug 9 23:06:42 UTC 2005

Hash: SHA1

[x] me, too!

great idea Jonathan!


On Aug 10, 2005, at 1:00 AM, Jonathan Ragan-Kelley wrote:

> I appreciate cmd-T as a more flexible replacement for old-school
> keyboard buffer switchers like the traditional Emacs c-x b action.
> However, one of the most critical uses of c-x b, in my experience, is
> the ability to instantly toggle between the last 2 buffers in the
> current window/pane, which cmd-T (and the stationary ordering of the
> tabs, as compared to something like the stack ordering of the File
> History dropdown in XCode editor panes) cannot accomplish.
> I understand that certain special cases of toggling, like switching
> between matching, identically-named header and implementation files
> can be accomplished with special commands and that toggling can be
> achieved by manually reordering tabs in such a way that the desired 2
> files are adjacent in the tab list, but this misses the deeper point
> that toggling between the last 2 files -- no matter how they were
> reached, what their file name relationship is, or where they fall in
> the tab list -- is one of the most central and frequently performed
> actions at least in my programming experience.  (And it is, of course,
> all the more critical without split pane support ;).
> It seems to me, however, that this can be addressed quite simply and
> elegantly in the context of the current cmd-T system.  All that would
> have to happen is that the first item in the list would always default
> to the last active tab when the window is first opened.  Given that
> the list ordering is dynamic and adaptive, á la Quicksilver, it hardly
> seems that this very subtle reordering would present any sort of
> usability issue or confusion.  Of course, how this most-recently-used
> item might be prioritized in the list after the user starts typing, if
> at all, is an open question, but one which need not even be answered a
> first version (the behavior can perfectly reasonably be just as it is
> now after the first search letter is typed).
> The general issue of fast toggling and navigation between files also
> brings up a small related thing I've been wanting to see for some
> time:
> I would love to have the ability to re-order tabs using the keyboard,
> alone -- just something akin to select next/previous tab, but which
> moved the current tab right/left.
> That's it for now.  Back to the code.
> -jrk
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- --
Tom Lazar

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