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also proper behavior of next-field-group.

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Zhang Chiyuan 2008-03-16 03:00:47 +00:00
parent f8c80945f8
commit 87c11c55bb
1 changed files with 22 additions and 4 deletions
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26
yasnippet.el
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@ -59,10 +59,12 @@ current column if this variable is non-`nil'.")
(defvar yas/trigger-key (kbd "TAB")
"The key to bind as a trigger of snippet.")
(defvar yas/next-field-key (kbd "TAB")
"The key to navigate to next field.")
(defvar yas/keymap (make-sparse-keymap)
"The keymap of snippet.")
(define-key yas/keymap (kbd "TAB") 'yas/next-field-group)
(define-key yas/keymap yas/next-field-key 'yas/next-field-group)
(define-key yas/keymap (kbd "S-TAB") 'yas/prev-field-group)
(define-key yas/keymap (kbd "<S-iso-lefttab>") 'yas/prev-field-group)
(define-key yas/keymap (kbd "<S-tab>") 'yas/prev-field-group)
@ -101,6 +103,12 @@ is used instead when not in a window system.")
window system, this function is called to let user select one of
them. `yas/window-system-popup-function' is used instead when in
a window system.")
(defvar yas/extra-mode-hooks
'(ruby-mode-hook)
"A list of mode-hook that should be hooked to enable yas/minor-mode.
Most modes need no special consideration. Some mode (like ruby-mode)
doesn't call `after-change-major-mode-hook' need to be hooked explicitly.")
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Internal variables
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
@ -879,6 +887,9 @@ content of the file is the template."
"Do necessary initialization."
(add-hook 'after-change-major-mode-hook
'yas/minor-mode-on)
(dolist (hook yas/extra-mode-hooks)
(add-hook hook
'yas/minor-mode-on))
(when yas/use-menu
(define-key-after
(lookup-key global-map [menu-bar])
@ -977,14 +988,21 @@ the menu if `yas/use-menu' is `t'."
(tabstop (car tabstops) (car tabstops)))
((or (null tabstops)
done)
(unless done (call-interactively 'yas/expand)))
(unless done
(let* ((overlay (yas/snippet-overlay snippet))
(keymap (overlay-get overlay 'keymap))
(command nil))
(overlay-put overlay 'keymap nil)
(setq command (key-binding yas/next-field-key))
(when (commandp command)
(call-interactively command))
(overlay-put overlay 'keymap keymap))))
(when (= (point)
(overlay-start
(yas/field-overlay
(yas/group-primary-field tabstop))))
(setq done t)
(yas/navigate-group tabstop t)))
(call-interactively 'yas/expand))))))
(yas/navigate-group tabstop t))))))))
(defun yas/prev-field-group ()
"Navigate to prev field group. If there's none, exit the snippet."