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Allow disabling snippet keybindings from hook

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* yasnippet.el (yas-keymap-disable-hook): New hook.
(yas-filtered-definition): New function.
(yas-keymap): Use it.
* doc/faq.org: Update key redefinition example.
This commit is contained in:
Noam Postavsky
2019-04-14 17:45:23 -04:00
parent 7612bc1b70
commit 9cedd596ec
2 changed files with 45 additions and 22 deletions
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doc/faq.org
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@@ -49,21 +49,24 @@ or the [[Github issue tracker][https://github.com/joaotavora/yasnippet/issues/]]
* How do I use alternative keys, i.e. not TAB?
Edit the keymaps [[sym:yas-minor-mode-map][=yas-minor-mode-map=]] and
[[sym:yas-keymap][=yas-keymap=]] as you would any other keymap:
Edit the keymaps [[sym:yas-minor-mode-map][=yas-minor-mode-map=]] and [[sym:yas-keymap][=yas-keymap=]] as you would
any other keymap, but use [[sym:yas-filtered-definition][=yas-filtered-definition=]] on the definition
if you want to respect [[sym:yas-keymap-disable-hook][=yas-keymap-disable-hook=]]:
#+begin_src emacs-lisp :exports code
(define-key yas-minor-mode-map (kbd "<tab>") nil)
(define-key yas-minor-mode-map (kbd "TAB") nil)
(define-key yas-minor-mode-map (kbd "<the new key>") yas-maybe-expand)
(define-key yas-minor-mode-map (kbd "<tab>") nil)
(define-key yas-minor-mode-map (kbd "TAB") nil)
(define-key yas-minor-mode-map (kbd "<the new key>") yas-maybe-expand)
;;keys for navigation
(define-key yas-keymap [(tab)] nil)
(define-key yas-keymap (kbd "TAB") nil)
(define-key yas-keymap [(shift tab)] nil)
(define-key yas-keymap [backtab] nil)
(define-key yas-keymap (kbd "<new-next-field-key>") 'yas-next-field-or-maybe-expand)
(define-key yas-keymap (kbd "<new-prev-field-key>") 'yas-prev)
;;keys for navigation
(define-key yas-keymap [(tab)] nil)
(define-key yas-keymap (kbd "TAB") nil)
(define-key yas-keymap [(shift tab)] nil)
(define-key yas-keymap [backtab] nil)
(define-key yas-keymap (kbd "<new-next-field-key>")
(yas-keymap-disable-hook 'yas-next-field-or-maybe-expand))
(define-key yas-keymap (kbd "<new-prev-field-key>")
(yas-keymap-disable-hook 'yas-prev))
#+end_src
* How do I define an abbrev key containing characters not supported by the filesystem?