;; If individual bits of this file go tits-up, we don't particularly want
;; the whole lot to stop right there and then, because it's bloody annoying.
-(defmacro trap (&rest forms)
- "Execute FORMS without allowing errors to propagate outside."
- (declare (indent 0)
- (debug t))
- `(condition-case err
- ,(if (cdr forms) (cons 'progn forms) (car forms))
- (error (message "Error (trapped): %s in %s"
- (error-message-string err)
- ',forms))))
+(eval-and-compile
+ (defmacro trap (&rest forms)
+ "Execute FORMS without allowing errors to propagate outside."
+ (declare (indent 0)
+ (debug t))
+ `(condition-case err
+ ,(if (cdr forms) (cons 'progn forms) (car forms))
+ (error (message "Error (trapped): %s in %s"
+ (error-message-string err)
+ ',forms)))))
;; Configuration reading.
(other-window 1))
(select-window win)))
+(defun mdw-frame-width-quantized-p (frame-width column-width)
+ "Return whether the FRAME-WIDTH was chosen specifically for COLUMN-WIDTH."
+ (let ((sb-width (mdw-horizontal-window-overhead)))
+ (zerop (mod (+ frame-width sb-width)
+ (+ column-width sb-width)))))
+
+(defun mdw-frame-width-for-columns (columns width)
+ "Return the preferred width for a frame with so many COLUMNS of WIDTH."
+ (let ((sb-width (mdw-horizontal-window-overhead)))
+ (- (* columns (+ width sb-width))
+ sb-width)))
+
(defun mdw-set-frame-width (columns &optional width)
"Set the current frame to be the correct width for COLUMNS columns.
P")
(setq width (if width (prefix-numeric-value width)
(mdw-preferred-column-width)))
- (let ((sb-width (mdw-horizontal-window-overhead)))
- (set-frame-width (selected-frame)
- (- (* columns (+ width sb-width))
- sb-width))
- (mdw-divvy-window width)))
+ (set-frame-width (selected-frame)
+ (mdw-frame-width-for-columns columns width))
+ (mdw-divvy-window width))
(defcustom mdw-frame-width-fudge
(cond ((<= emacs-major-version 20) 1)
(defvar mdw-designated-window nil
"The window chosen by `mdw-designate-window', or nil.")
-(defun mdw-designate-window (cancel)
- "Use the selected window for the next pop-up buffer.
-With a prefix argument, clear the designated window."
- (interactive "P")
- (cond (cancel
- (setq mdw-designated-window nil)
- (message "Window designation cleared."))
- (t
- (setq mdw-designated-window (selected-window))
- (message "Window designated."))))
+(defun mdw-designated-window-display-buffer-function (buffer not-this-window)
+ "Display buffer function to use the designated window."
+ (unless mdw-designated-window (error "No designated window!"))
+ (prog1 mdw-designated-window
+ (with-selected-window mdw-designated-window (switch-to-buffer buffer))
+ (setq mdw-designated-window nil
+ display-buffer-function nil)))
(defun mdw-display-buffer-in-designated-window (buffer alist)
"Display function to use the designated window."
(prog1 mdw-designated-window
(when mdw-designated-window
- (select-window mdw-designated-window)
- (switch-to-buffer buffer nil t))
+ (with-selected-window mdw-designated-window
+ (switch-to-buffer buffer nil t)))
(setq mdw-designated-window nil)))
-(setq display-buffer-base-action
- (let* ((action display-buffer-base-action)
- (funcs (car action))
- (alist (cdr action)))
- (cons (cons 'mdw-display-buffer-in-designated-window funcs) alist)))
+(defun mdw-designate-window (cancel)
+ "Use the selected window for the next pop-up buffer.
+With a prefix argument, clear the designated window."
+ (interactive "P")
+ (let ((window (selected-window)))
+ (cond (cancel
+ (setq mdw-designated-window nil)
+ (unless (mdw-emacs-version-p 24)
+ (setq display-buffer-function nil))
+ (message "Window designation cleared."))
+ ((window-dedicated-p window)
+ (error "Window is dedicated to its buffer."))
+ (t
+ (setq mdw-designated-window window)
+ (unless (mdw-emacs-version-p 24)
+ (setq display-buffer-function
+ #'mdw-designated-window-display-buffer-function))
+ (message "Window designated.")))))
+
+(when (mdw-emacs-version-p 24)
+ (setq display-buffer-base-action
+ (let* ((action display-buffer-base-action)
+ (funcs (car action))
+ (alist (cdr action)))
+ (cons (cons 'mdw-display-buffer-in-designated-window funcs)
+ alist))))
(defun mdw-clobber-other-windows-showing-buffer (buffer-or-name)
"Arrange that no windows on other frames are showing BUFFER-OR-NAME."
(setq even-window-sizes nil
even-window-heights nil)
+(setq display-buffer-reuse-frames nil)
+
+(defun mdw-last-window-in-frame-p (window)
+ "Return whether WINDOW is the last in its frame."
+ (catch 'done
+ (while window
+ (let ((next (window-next-sibling window)))
+ (while (and next (window-minibuffer-p next))
+ (setq next (window-next-sibling next)))
+ (if next (throw 'done nil)))
+ (setq window (window-parent window)))
+ t))
+
+(defun mdw-display-buffer-in-tolerable-window (buffer alist)
+ "Try finding a tolerable window in which to display BUFFER.
+Begone, foul DWIMmerlaik!
+
+This is all totally subject to arbitrary change in the future, but the
+emphasis is on predictability rather than crazy DWIMmery."
+ (let* ((selected (selected-window)) chosen
+ (full-height-p (window-full-height-p selected))
+ (full-width-p (window-full-width-p selected)))
+ (cond
+
+ ((and full-height-p full-width-p)
+ ;; We're basically the only window in the frame. If we want to get
+ ;; anywhere, we'll have to split the window.
+
+ (let ((width (window-width selected))
+ (preferred-width (mdw-preferred-column-width)))
+ (if (and (>= width (mdw-frame-width-for-columns 2 preferred-width))
+ (mdw-frame-width-quantized-p width preferred-width))
+ (setq chosen (split-window-right preferred-width))
+ (setq chosen (split-window-below)))
+ (display-buffer-record-window 'window chosen buffer)))
+
+ ((mdw-last-window-in-frame-p selected)
+ ;; This is the last window in the frame. I don't think I want to
+ ;; clobber the first window, so rebound and clobber the previous one
+ ;; instead. (This obviously has the same effect if there are only two
+ ;; windows, but seems more useful if there are three.)
+
+ (setq chosen (previous-window selected 'never nil))
+ (display-buffer-record-window 'reuse chosen buffer))
+
+ (t
+ ;; There's another window in front of us. Let's use that one.
+ (setq chosen (next-window selected 'never nil)))
+ (display-buffer-record-window 'reuse chosen buffer))
+
+ (if (eq chosen selected)
+ (error "Failed to select a different window!"))
+
+ (when chosen
+ (with-selected-window chosen (switch-to-buffer buffer)))
+ chosen))
+
+;; Hack the display actions so that they do something sensible.
+(setq display-buffer-fallback-action
+ '((display-buffer--maybe-same-window
+ display-buffer-reuse-window
+ display-buffer-pop-up-window
+ mdw-display-buffer-in-tolerable-window)))
+
;; Rename buffers along with files.
(defvar mdw-inhibit-rename-buffer nil
(defadvice gnus-other-frame (around mdw-hack-frame-width compile activate)
"Always arrange for mail/news frames to be 80 columns wide."
(let ((default-frame-alist (cons `(width . ,(+ 80 mdw-frame-width-fudge))
- (cl-delete 'width default-frame-alist
- :key #'car))))
+ (delete* 'width default-frame-alist
+ :key #'car))))
ad-do-it))
;; Preferred programs.
(line-height . 10.55)
(space-width . 5.1)
(avg-char-width . 5.1)))
- (cl-remove 'CourierCondensed ps-font-info-database
- :key #'car)))))
+ (remove* 'CourierCondensed ps-font-info-database
+ :key #'car)))))
;; Arrange to strip overlays from the buffer before we print . This will
;; prevent `flyspell' from interfering with the printout. (It would be less
(t :inverse-video t))
(mdw-define-face viper-search (t :inherit isearch))
+(mdw-define-face compilation-error
+ (((class color)) :foreground "red" :weight bold)
+ (t :weight bold))
+(mdw-define-face compilation-warning
+ (((class color)) :foreground "orange" :weight bold)
+ (t :weight bold))
+(mdw-define-face compilation-info
+ (((class color)) :foreground "green" :weight bold)
+ (t :weight bold))
+(mdw-define-face compilation-line-number
+ (t :weight bold))
+(mdw-define-face compilation-column-number
+ (((min-colors 64)) :foreground "lightgrey"))
+(setq compilation-message-face 'mdw-virgin-face)
+(setq compilation-enter-directory-face 'font-lock-comment-face)
+(setq compilation-leave-directory-face 'font-lock-comment-face)
+
(mdw-define-face holiday-face
(t :background "red"))
(mdw-define-face calendar-today-face
(t :weight bold))
(mdw-define-face font-lock-variable-name-face
(t :slant italic))
-(mdw-define-face font-lock-comment-delimiter-face
- (((min-colors 64)) :slant italic :foreground "SeaGreen1")
- (((class color)) :foreground "green")
- (t :weight bold))
(mdw-define-face font-lock-comment-face
(((min-colors 64)) :slant italic :foreground "SeaGreen1")
(((class color)) :foreground "green")
(t :weight bold))
+(mdw-define-face font-lock-comment-delimiter-face
+ (t :inherit font-lock-comment-face))
(mdw-define-face font-lock-string-face
(((min-colors 64)) :foreground "SkyBlue1")
(((class color)) :foreground "cyan")
(t :weight bold))
+(mdw-define-face font-lock-doc-face
+ (t :inherit font-lock-string-face))
(mdw-define-face message-separator
(t :background "red" :foreground "white" :weight bold))
(add-hook 'post-command-hook 'mdw-update-terminal-title)
+;;;--------------------------------------------------------------------------
+;;; Ediff hacking.
+
+(defvar mdw-ediff-previous-windows)
+(defun mdw-ediff-setup ()
+ (setq mdw-ediff-previous-windows (current-window-configuration)))
+(defun mdw-ediff-suspend-or-quit ()
+ (set-window-configuration mdw-ediff-previous-windows))
+(add-hook 'ediff-before-setup-hook 'mdw-ediff-setup)
+(add-hook 'ediff-quit-hook 'mdw-ediff-suspend-or-quit t)
+(add-hook 'ediff-suspend-hook 'mdw-ediff-suspend-or-quit t)
+
;;;--------------------------------------------------------------------------
;;; C programming configuration.
(let ((output nil))
(dolist (item first)
(let ((key (car item)) (value (cdr item)))
- (if (string-suffix-p "-alist" (symbol-name key))
+ (if (let* ((key-name (symbol-name key))
+ (key-len (length key-name)))
+ (and (>= key-len 6)
+ (string= (subseq key-name (- key-len 6)) "-alist")))
(push (cons key
(mdw-merge-style-alists value
(cdr (assoc key second))))
(push item output)))
(nreverse output)))
-(cl-defmacro mdw-define-c-style (name (&optional parent) &rest assocs)
+(defmacro* mdw-define-c-style (name (&optional parent) &rest assocs)
"Define a C style, called NAME (a symbol) based on PARENT, setting ASSOCs.
A function, named `mdw-define-c-style/NAME', is defined to actually install
the style using `c-add-style', and added to the hook
;; And anything else is punctuation.
(list "\\(\\s.\\|\\s(\\|\\s)\\|\\s\\\\|\\s/\\)"
- '(0 mdw-punct-face)))))
+ '(0 mdw-punct-face)))
+ font-lock-syntactic-face-function nil))
;; Hack key bindings.
(local-set-key [?{] 'mdw-self-insert-and-indent)
(eq lisp-indent-backquote-substitution-mode 'corrected))
(save-excursion
(goto-char (elt state 1))
- (cl-incf loop-indentation
+ (incf loop-indentation
(cond ((eq (char-before) ?,) -1)
((and (eq (char-before) ?@)
(progn (backward-char)