Commit eb4df0c3 authored by Dave Love's avatar Dave Love

(finder-insert-at-column): Simplify.

(finder-mouse-face-on-line): New function.
(finder-list-keywords, finder-list-matches): Use it.
(finder-commentary, finder-select): Doc.
(finder-mouse-select): Doc.  Remove spurious let.
parent e9feb305
;;; finder.el --- topic & keyword-based code finder
;; Copyright (C) 1992, 1997 Free Software Foundation, Inc.
;; Copyright (C) 1992, 1997, 1998 Free Software Foundation, Inc.
;; Author: Eric S. Raymond <esr@snark.thyrsus.com>
;; Created: 16 Jun 1992
......@@ -168,20 +168,19 @@ arguments compiles from `load-path'."
;;; Now the retrieval code
(defun finder-insert-at-column (column &rest strings)
"Insert list of STRINGS, at column COLUMN."
"Insert, at column COLUMN, other args STRINGS."
(if (> (current-column) column) (insert "\n"))
(move-to-column column)
(let ((col (current-column)))
(if (< col column)
(indent-to column)
(if (and (/= col column)
(= (preceding-char) ?\t))
(let (indent-tabs-mode)
(delete-char -1)
(indent-to col)
(move-to-column column)))))
(move-to-column column t)
(apply 'insert strings))
(defun finder-mouse-face-on-line ()
"Put a `mouse-face' property on the previous line."
(save-excursion
(previous-line 1)
(put-text-property (save-excursion (beginning-of-line) (point))
(progn (end-of-line) (point))
'mouse-face 'highlight)))
(defun finder-list-keywords ()
"Display descriptions of the keywords in the Finder buffer."
(interactive)
......@@ -196,7 +195,7 @@ arguments compiles from `load-path'."
(let ((keyword (car assoc)))
(insert (symbol-name keyword))
(finder-insert-at-column 14 (concat (cdr assoc) "\n"))
(cons (symbol-name keyword) keyword)))
(finder-mouse-face-on-line)))
finder-known-keywords)
(goto-char (point-min))
(setq finder-headmark (point))
......@@ -219,7 +218,8 @@ arguments compiles from `load-path'."
(if (memq id (car (cdr (cdr x))))
(progn
(insert (car x))
(finder-insert-at-column 16 (concat (car (cdr x)) "\n")))))
(finder-insert-at-column 16 (concat (nth 1 x) "\n"))
(finder-mouse-face-on-line))))
finder-package-info)
(goto-char (point-min))
(forward-line)
......@@ -239,6 +239,7 @@ arguments compiles from `load-path'."
(locate-library (concat library "z"))))))
(defun finder-commentary (file)
"Display FILE's commentary section."
(interactive)
(let* ((str (lm-commentary (finder-find-library file))))
(if (null str)
......@@ -268,6 +269,7 @@ arguments compiles from `load-path'."
(current-word))))
(defun finder-select ()
"Select item on current line in a finder buffer."
(interactive)
(let ((key (finder-current-item)))
(if (string-match "\\.el$" key)
......@@ -275,12 +277,12 @@ arguments compiles from `load-path'."
(finder-list-matches key))))
(defun finder-mouse-select (event)
"Select item in a finder buffer with the mouse."
(interactive "e")
(save-excursion
(set-buffer (window-buffer (posn-window (event-start event))))
(goto-char (posn-point (event-start event)))
(let ((key (finder-current-item)))
(finder-select))))
(set-buffer (window-buffer (posn-window (event-start event))))
(goto-char (posn-point (event-start event)))
(finder-select)))
(defun finder-by-keyword ()
"Find packages matching a given keyword."
......@@ -306,7 +308,9 @@ arguments compiles from `load-path'."
(interactive)
(message "%s"
(substitute-command-keys
"\\<finder-mode-map>\\[finder-select] = select, \\[finder-mouse-select] = select, \\[finder-list-keywords] = to finder directory, \\[finder-exit] = quit, \\[finder-summary] = help")))
"\\<finder-mode-map>\\[finder-select] = select, \
\\[finder-mouse-select] = select, \\[finder-list-keywords] = to \
finder directory, \\[finder-exit] = quit, \\[finder-summary] = help")))
(defun finder-exit ()
"Exit Finder mode and kill the buffer."
......
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