;;; -*- mode: emacs-lisp; coding: utf-8 -*-
;;;
-;;; $Id$
-;;;
;;; Functions and macros for .emacs
;;;
;;; (c) 2004 Mark Wooding
;;;----- Other common declarations ------------------------------------------
-(defun mdw-set-frame-transparency (&optional n)
- (interactive "P")
- (let* ((alist (frame-parameters))
- (trans (assq 'transparency alist)))
- (if trans
- (rplacd trans (not (if n (zerop n) (cdr trans))))
- (setq trans (cons 'transparency (not (equal 0 n)))))
- (modify-frame-parameters (selected-frame) (list trans))))
-
-;; --- Mouse wheel support ---
-
-(defconst mdw-wheel-scroll-amount 15)
-(defun mdw-wheel-up (click)
- (interactive "@e")
- (mdw-wheel-scroll click (function scroll-down)))
-(defun mdw-wheel-down (click)
- (interactive "@e")
- (mdw-wheel-scroll click (function scroll-up)))
-
-(defun mdw-wheel-scroll (click func)
- (let ((win (selected-window)))
- (unwind-protect
- (progn
- (select-window (posn-window (event-start click)))
- (let ((arg 2))
- (funcall func (/ (window-height) 2))))
- (select-window win))))
-
-;; --- Going backwards ---
-
-(defun other-window-backwards (arg)
- (interactive "p")
- (other-window (- arg)))
-
;; --- Common mode settings ---
(defvar mdw-auto-indent t
(t
(local-set-key "\C-m" 'newline-and-indent))))
(local-set-key [C-return] 'newline)
- (or (eq major-mode 'asm-mode)
- (local-set-key [?\;] 'self-insert-command))
- (local-set-key [?\#] 'self-insert-command)
- (local-set-key [?\"] 'self-insert-command)
(setq comment-column 40)
(auto-fill-mode 1)
(setq fill-column 77)
(defvar mdw-number-face 'mdw-number-face "Face to use for numbers")
(make-face 'mdw-number-face)
+;; --- Backup file handling ---
+
+(defvar mdw-backup-disable-regexps nil
+ "*List of regular expressions: if a file name matches any of these then the
+file is not backed up.")
+
+(defun mdw-backup-enable-predicate (name)
+ "[mdw]'s default backup predicate: allows a backup if the
+standard predicate would allow it, and it doesn't match any of
+the regular expressions in `mdw-backup-disable-regexps'."
+ (and (normal-backup-enable-predicate name)
+ (let ((answer t) (list mdw-backup-disable-regexps))
+ (save-match-data
+ (while list
+ (if (string-match (car list) name)
+ (setq answer nil))
+ (setq list (cdr list)))
+ answer))))
+(setq backup-enable-predicate 'mdw-backup-enable-predicate)
+
;;;----- General fontification ----------------------------------------------
(defun mdw-set-fonts (frame faces)
(comint-highlight-input)
(font-lock-builtin-face :weight bold)
(font-lock-type-face :weight bold)
- (region :background "grey30")
+ (region :background ,(if window-system "grey30" "blue"))
(isearch :background "palevioletred2")
(mdw-punct-face :foreground ,(if window-system "burlywood2" "yellow"))
(mdw-number-face :foreground "yellow")
(defun mdw-c-style ()
(c-add-style "[mdw] C and C++ style"
'((c-basic-offset . 2)
- (c-tab-always-indent . nil)
(comment-column . 40)
(c-class-key . "class")
(c-offsets-alist (substatement-open . 0)
;; --- Fiddle with some syntax codes ---
- (modify-syntax-entry ?_ "w")
(modify-syntax-entry ?* ". 23")
(modify-syntax-entry ?/ ". 124b")
(modify-syntax-entry ?\n "> b")
;; --- Fiddle with some syntax codes ---
- (modify-syntax-entry ?_ "w")
(modify-syntax-entry ?* ". 23")
(modify-syntax-entry ?/ ". 14")
(defun mdw-java-style ()
(c-add-style "[mdw] Java style"
'((c-basic-offset . 2)
- (c-tab-always-indent . nil)
(c-offsets-alist (substatement-open . 0)
(label . +)
(case-label . +)
;; --- Other stuff ---
(mdw-java-style)
- (modify-syntax-entry ?_ "w")
(setq c-hanging-comment-ender-p nil)
(setq c-backslash-column 72)
(setq comment-start "/* ")
(defun mdw-csharp-style ()
(c-add-style "[mdw] C# style"
'((c-basic-offset . 2)
- (c-tab-always-indent . nil)
(c-offsets-alist (substatement-open . 0)
(label . 0)
(case-label . +)
;; --- Other stuff ---
(mdw-csharp-style)
- (modify-syntax-entry ?_ "w")
(setq c-hanging-comment-ender-p nil)
(setq c-backslash-column 72)
(setq comment-start "/* ")
(defun mdw-awk-style ()
(c-add-style "[mdw] Awk style"
'((c-basic-offset . 2)
- (c-tab-always-indent . nil)
(c-offsets-alist (substatement-open . 0)
(statement-cont . 0)
(statement-case-intro . +)))
;; --- Miscellaneous fiddling ---
- (modify-syntax-entry ?_ "w")
(mdw-awk-style)
(setq c-backslash-column 72)
(mdw-standard-fill-prefix "\\([ \t]*#+[ \t]*\\)")
;; --- Perl indentation style ---
-(setq cperl-tab-always-indent nil)
-
(setq cperl-indent-level 2)
(setq cperl-continued-statement-offset 2)
(setq cperl-continued-brace-offset 0)
;; --- Miscellaneous fiddling ---
- (modify-syntax-entry ?_ "w")
(modify-syntax-entry ?$ "\\")
(modify-syntax-entry ?$ "\\" font-lock-syntax-table)
(mdw-standard-fill-prefix "\\([ \t]*#+[ \t]*\\)")
;; --- Miscellaneous fiddling ---
- (modify-syntax-entry ?_ "w")
(mdw-standard-fill-prefix "\\([ \t]*#+[ \t]*\\)")
;; --- Now define fontification things ---
(local-set-key [?\C-m] 'mdw-rexx-indent-newline-indent)
(local-set-key [?*] 'mdw-rexx-electric-*)
(mapcar #'(lambda (ch) (modify-syntax-entry ch "w"))
- '(?. ?! ?? ?_ ?# ?@ ?$))
+ '(?! ?? ?# ?@ ?$))
(mdw-standard-fill-prefix "\\([ \t]*/?\*[ \t]*\\)")
;; --- Set up keywords and things for fontification ---
(setq rexx-indent 2)
(setq rexx-end-indent rexx-indent)
- (setq rexx-tab-always-indent nil)
(setq rexx-cont-indent rexx-indent)
(make-local-variable 'font-lock-keywords)
;; --- Make underscore an honorary letter ---
- (modify-syntax-entry ?_ "w")
(modify-syntax-entry ?' "w")
;; --- Set fill prefix ---
;; --- Fiddle with syntax table to get comments right ---
- (modify-syntax-entry ?_ "w")
(modify-syntax-entry ?' "\"")
(modify-syntax-entry ?- ". 123")
(modify-syntax-entry ?{ ". 1b")
(defun message-mode-guts ()
(setq messages-mode-syntax-table (make-syntax-table))
(set-syntax-table messages-mode-syntax-table)
- (modify-syntax-entry ?_ "w" messages-mode-syntax-table)
- (modify-syntax-entry ?- "w" messages-mode-syntax-table)
(modify-syntax-entry ?0 "w" messages-mode-syntax-table)
(modify-syntax-entry ?1 "w" messages-mode-syntax-table)
(modify-syntax-entry ?2 "w" messages-mode-syntax-table)