Two built-in keys that do that are esc;backspace (and possibly alt-backspace, depending on your platform), and control-shift-left, which selects a word backwards (which you can then delete or cut or select another one or whatever).
Robby On Sun, Sep 25, 2011 at 10:59 PM, David G. Kay <dgk...@gmail.com> wrote: > > The most important thing I need at > this point is a way to bind ^W to > something like delete-word-backwards. > Most of the other things I really wanted > I could do with the 'move' command, > but I can't find something like delete- > word-backwards at > http://docs.racket-lang.org/gui/text_.html > I see the delete command, but surely > I don't have to build my own delete- > word-backwards from there when that > operation must already exist in the > emacs-like bindings. > Is there not a keybindings file > somewhere already that does the > emacs-style bindings, which I > could just modify to use different > keys? Am I missing something > fundamental in how this whole > thing works? > --DGK > > On Sun, Sep 11, 2011 at 12:24 PM, David G. Kay <dgk...@gmail.com> wrote: >> >> Thank you; that's great. I'm most of the way >> there now. >> Still, I'm finding the text% documentation >> tough sledding; the tools seem lower-level >> than I need. >> Is there a keybinding file somewhere for >> emacs commands? I think changing the >> actual keystrokes in that file would be the >> easiest way for me to do what I want. >> Thanks, >> --DGK >> >> On Sat, Sep 10, 2011 at 2:22 PM, Matthew Flatt <mfl...@cs.utah.edu> wrote: >>> >>> At Sat, 10 Sep 2011 12:56:29 -0700, "David G. Kay" wrote: >>> > Hi, everyone; >>> > >>> > I'd like to rebind some of the DrRacket >>> > editor keys. (I'm trying to reproduce the >>> > idiosyncratic editor layout I'm used to; >>> > it has an emacs flavor but with different >>> > keys.) >>> > >>> > To start, I just want to map ^t to move >>> > up a line, ^v to move down, ^f to move >>> > left, and ^g to move right. >>> > >>> > I created this file ("keys.rkt"): >>> > >>> > #lang s-exp framework/keybinding-lang >>> > >>> > (keybinding "c:t" (lambda (editor evt) (send editor previous-line))) >>> > (keybinding "c:v" (lambda (editor evt) (send editor next-line))) >>> > (keybinding "c:f" (lambda (editor evt) (send editor >>> > backward-character))) >>> > (keybinding "c:g" (lambda (editor evt) (send editor >>> > forward-character))) >>> > >>> > >>> > I add the file using "Add User-defined >>> > Keybindings" in DrRacket. But I get >>> > this message as soon as I type one of >>> > my rebound keys: >>> > >>> > Error running keybinding .../Scheme/keys.rkt:18:18 >>> > >>> > send: no such method: previous-line for class: >>> > ...engine/test-tool.scm:36:6 >>> > >>> > >>> > It's complaining about the previous-line >>> > method, but that's listed in section 7 >>> > (Editor Functions) of the Racket Graphical >>> > Interface Toolkit manual: >>> > >>> > http://docs.racket-lang.org/gui/Editor_Functions.html?q=Editor_Functions&q=edit >>> > or%25&q=forward-select-word&q=key%20bindings >>> >>> I can see how it's confusing, but that isn't a list of methods. It's a >>> list of strings that are mapped to functions in a keymap%, where the >>> string is eventually converted to a function through the >>> `call-function' method of keymap%. The extra level of indirection is an >>> ugly artifact of the days when parts of the GUI toolkit were >>> implemented in C++. >>> >>> >>> For text-editor methods, look here: >>> >>> http://docs.racket-lang.org/gui/text_.html >>> >>> I think you want to use the `move' method. >>> >> > > > _________________________________________________ > For list-related administrative tasks: > http://lists.racket-lang.org/listinfo/users > _________________________________________________ For list-related administrative tasks: http://lists.racket-lang.org/listinfo/users
