Mercurial > dotfiles
changeset 98:8aa70b521063
Jump-to-function trick with IDO.
author | Augie Fackler <durin42@gmail.com> |
---|---|
date | Thu, 30 Apr 2009 13:48:22 -0500 |
parents | 5f7b673008b5 |
children | 26450200777a |
files | .elisp/settings/50.localfuncs.el .emacs |
diffstat | 2 files changed, 44 insertions(+), 0 deletions(-) [+] |
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--- a/.elisp/settings/50.localfuncs.el +++ b/.elisp/settings/50.localfuncs.el @@ -8,6 +8,49 @@ (lambda (mode) "*pyflakes*"))) +(defun ido-imenu () + "Update the imenu index and then use ido to select a symbol to navigate to. +Symbols matching the text at point are put first in the completion list." + (interactive) + (imenu--make-index-alist) + (let ((name-and-pos '()) + (symbol-names '())) + (flet ((addsymbols (symbol-list) + (when (listp symbol-list) + (dolist (symbol symbol-list) + (let ((name nil) (position nil)) + (cond + ((and (listp symbol) (imenu--subalist-p symbol)) + (addsymbols symbol)) + + ((listp symbol) + (setq name (car symbol)) + (setq position (cdr symbol))) + + ((stringp symbol) + (setq name symbol) + (setq position (get-text-property 1 'org-imenu-marker symbol)))) + + (unless (or (null position) (null name)) + (add-to-list 'symbol-names name) + (add-to-list 'name-and-pos (cons name position)))))))) + (addsymbols imenu--index-alist)) + ;; If there are matching symbols at point, put them at the beginning of `symbol-names'. + (let ((symbol-at-point (thing-at-point 'symbol))) + (when symbol-at-point + (let* ((regexp (concat (regexp-quote symbol-at-point) "$")) + (matching-symbols (delq nil (mapcar (lambda (symbol) + (if (string-match regexp symbol) symbol)) + symbol-names)))) + (when matching-symbols + (sort matching-symbols (lambda (a b) (> (length a) (length b)))) + (mapc (lambda (symbol) (setq symbol-names (cons symbol (delete symbol symbol-names)))) + matching-symbols))))) + (let* ((selected-symbol (ido-completing-read "Symbol? " symbol-names)) + (position (cdr (assoc selected-symbol name-and-pos)))) + (goto-char position)))) + + (defun fullscreen () (interactive) (set-frame-parameter nil 'fullscreen