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Diffstat (limited to 'share/emacs/site-lisp/w3m/w3m-fb.el')
| -rw-r--r-- | share/emacs/site-lisp/w3m/w3m-fb.el | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/share/emacs/site-lisp/w3m/w3m-fb.el b/share/emacs/site-lisp/w3m/w3m-fb.el deleted file mode 100644 index 810bb212914..00000000000 --- a/share/emacs/site-lisp/w3m/w3m-fb.el +++ /dev/null @@ -1,208 +0,0 @@ -;;; w3m-fb.el --- frame-local buffers support for Emacs-w3m - -;;; Copyright (C) 2005, 2006 Matthew P. Hodges - -;; Author: Matthew P. Hodges <MPHodges@member.fsf.org> -;; Version: $Id: w3m-fb.el,v 1.4 2006/09/20 09:26:42 yamaoka Exp $ - -;; w3m-fb.el is free software; you can redistribute it and/or modify -;; it under the terms of the GNU General Public License as published -;; by the Free Software Foundation; either version 2, or (at your -;; option) any later version. - -;; w3m-fb.el is distributed in the hope that it will be useful, but -;; WITHOUT ANY WARRANTY; without even the implied warranty of -;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -;; General Public License for more details. - -;;; Commentary: -;; -;; With this mode switched on, W3M buffers are associated with the -;; frame on which they were created. Only tabs for the current -;; frame's W3M buffers are shown (with non-nil w3m-use-tab); other -;; affected commands are w3m-next-buffer w3m-previous-buffer, -;; w3m-select-buffer and w3m-quit. -;; -;; Switch the mode on programmatically with: -;; -;; (w3m-fb-mode 1) -;; -;; or toggle interactively with M-x w3m-fb-mode RET. - -;;; Code: - -(defconst w3m-fb-version "1.0.0" - "Version number of this package.") - -(eval-when-compile - (autoload 'w3m-delete-buffer "w3m" nil t) - (autoload 'w3m-list-buffers "w3m-util") - (autoload 'w3m-next-buffer "w3m" nil t) - (defvar w3m-pop-up-frames)) - -(eval-and-compile - (defalias 'w3m-fb-frame-parameter - (cond - ((fboundp 'frame-parameter) - 'frame-parameter) - ((fboundp 'frame-property) - 'frame-property) - (t - (error "No frame parameter/property function"))))) - -(defvar w3m-fb-delete-frame-functions - (cond - ((boundp 'delete-frame-functions) - 'delete-frame-functions) - ((boundp 'delete-frame-hook) - 'delete-frame-hook) - (t - (error "No delete-frame hook/functions variable found"))) - "Symbol associated with `delete-frame' hooks.") - -(defvar w3m-fb-list-buffers-frame nil - "Frame to list buffers for in `w3m-list-buffers'. -Bind this if the buffers associated with a frame other than the -selected frame are required.") - -;; Customizable variables - -(defgroup w3m-fb nil - "Frame local buffers for Emacs-w3m." - :group 'w3m) - -(defcustom w3m-fb-delete-frame-kill-buffers t - "If non-nil, kill W3M buffers after deleting frames." - :group 'w3m-fb - :type 'boolean - :set (lambda (sym val) - (set sym val) - (when (boundp 'w3m-fb-mode) - (if w3m-fb-mode - (add-hook w3m-fb-delete-frame-functions - 'w3m-fb-delete-frame-buffers) - (remove-hook w3m-fb-delete-frame-functions - 'w3m-fb-delete-frame-buffers))))) - -;; Internal variables - -(defvar w3m-fb-buffer-list nil - "List of w3m buffers associated with the selected frame.") - -(defvar w3m-fb-inhibit-buffer-selection nil - "Non-nil to inhibit selecting a suitable w3m buffer.") - -;; Internal functions - -(defun w3m-fb-delete-frame-buffers (&optional frame) - "Delete W3M buffers associated with frame FRAME." - (let* ((w3m-fb-list-buffers-frame frame) - (buffers (w3m-list-buffers)) - ;; Now bind w3m-fb-mode to nil so that w3m-delete-buffer - ;; doesn't call w3m-quit when there are w3m buffers belonging - ;; to other frames. - (w3m-fb-mode nil) - (w3m-fb-inhibit-buffer-selection t)) - (save-window-excursion - (dolist (b buffers) - (with-current-buffer b - (w3m-delete-buffer)))))) - -;; Could use set-frame-parameter here, but it isn't portable -(defun w3m-fb-set-frame-parameter (frame parameter value) - "Set for frame FRAME parameter PARAMETER to VALUE." - (modify-frame-parameters frame (list (cons parameter value)))) - -(defun w3m-fb-add () - "Add current buffer to `w3m-fb-buffer-list'." - (let ((val (w3m-fb-frame-parameter nil 'w3m-fb-buffer-list))) - (w3m-fb-set-frame-parameter - nil 'w3m-fb-buffer-list (nconc val (list (current-buffer)))))) - -(defun w3m-fb-remove () - "Remove current buffer from `w3m-fb-buffer-list'. -Applies to all frames." - (when (eq major-mode 'w3m-mode) - (let (val) - (dolist (f (frame-list)) - (setq val (w3m-fb-frame-parameter f 'w3m-fb-buffer-list)) - (w3m-fb-set-frame-parameter - f 'w3m-fb-buffer-list (delq (current-buffer) val)))))) - -(defun w3m-fb-associate () - "Associate all `w3m-mode' buffers with a frame." - (let (buffers done rest) - ;; Buffers displayed in windows - (dolist (f (frame-list)) - (setq buffers nil) - (dolist (w (window-list f nil (frame-selected-window f))) - (when (with-current-buffer (window-buffer w) - (eq major-mode 'w3m-mode)) - (setq buffers (nconc buffers (list (window-buffer w)))) - (setq done (nconc done (list (window-buffer w)))))) - (w3m-fb-set-frame-parameter - f 'w3m-fb-buffer-list buffers)) - ;; Buffers not displayed in windows; add to selected frame - (let ((w3m-fb-mode nil)) - (setq rest (w3m-list-buffers))) - (dolist (b done) - (setq rest (delq b rest))) - (when rest - (w3m-fb-set-frame-parameter - nil 'w3m-fb-buffer-list - (nconc (w3m-fb-frame-parameter nil 'w3m-fb-buffer-list) rest))))) - -(defun w3m-fb-dissociate () - "Disassociate `w3m-mode' buffers from frames." - (dolist (f (frame-list)) - (w3m-fb-set-frame-parameter f 'w3m-fb-buffer-list nil))) - -(defun w3m-fb-select-buffer () - "Select an appropriate W3M buffer to display." - ;; If there are w3m buffers belonging to this frame, ensure one is - ;; selected; if not make sure that we're not displaying a w3m - ;; buffer - (cond - ;; Select w3m buffer belonging to frame, if one is available - ((w3m-list-buffers) - (unless (memq (current-buffer) (w3m-list-buffers)) - (w3m-next-buffer -1))) - (t - ;; If no w3m buffers belong to frame, don't display any w3m buffer - (while (eq major-mode 'w3m-mode) -;; (assert (eq (current-buffer) -;; (window-buffer (selected-window)))) - (bury-buffer))))) - -;; Minor mode setup - -;;;###autoload -(define-minor-mode w3m-fb-mode - "Toggle W3M Frame Buffer mode. -This allows frame-local lists of buffers (tabs)." - :init-value nil - :group 'w3m-fb - :global t - (if (and w3m-fb-mode - (if w3m-pop-up-frames - (prog1 - (setq w3m-fb-mode nil) - (message "\ -W3M Frame Buffer mode not activated (non-nil w3m-pop-up-frames)") - (sit-for 2)) - t)) - (progn - (add-hook 'w3m-mode-hook 'w3m-fb-add) - (add-hook 'kill-buffer-hook 'w3m-fb-remove) - (when w3m-fb-delete-frame-kill-buffers - (add-hook w3m-fb-delete-frame-functions - 'w3m-fb-delete-frame-buffers)) - (w3m-fb-associate)) - (remove-hook 'w3m-mode-hook 'w3m-fb-add) - (remove-hook 'kill-buffer-hook 'w3m-fb-remove) - (remove-hook w3m-fb-delete-frame-functions 'w3m-fb-delete-frame-buffers) - (w3m-fb-dissociate))) - -(provide 'w3m-fb) - -;;; w3m-fb.el ends here |