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- ;;; w3-e19.el --- Emacs 19.xx specific functions for emacs-w3
- ;; Author: wmperry
- ;; Created: 1997/10/20 21:40:46
- ;; Version: 1.31
- ;; Keywords: faces, help, mouse, hypermedia
-
- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
- ;;; Copyright (c) 1993 - 1996 by William M. Perry <wmperry@cs.indiana.edu>
- ;;; Copyright (c) 1996, 1997 Free Software Foundation, Inc.
- ;;;
- ;;; This file is part of GNU Emacs.
- ;;;
- ;;; GNU Emacs 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.
- ;;;
- ;;; GNU Emacs 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.
- ;;;
- ;;; You should have received a copy of the GNU General Public License
- ;;; along with GNU Emacs; see the file COPYING. If not, write to the
- ;;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- ;;; Boston, MA 02111-1307, USA.
- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
- ;;; Enhancements For Emacs 19
- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
- (eval-when-compile
- (require 'w3-props))
- (require 'w3-forms)
- (require 'font)
- (require 'w3-script)
-
- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
- ;;; Help menu
- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
- (defvar w3-e19-hotlist-menu nil "A menu for hotlists.")
- (defvar w3-e19-links-menu nil "A buffer-local menu for hyperlinks.")
- (defvar w3-e19-nav-menu nil "A buffer-local menu for html based <link> tags.")
- (defvar w3-e19-window-width nil)
-
- (mapcar 'make-variable-buffer-local
- '(w3-e19-hotlist-menu
- w3-e19-window-width
- w3-e19-links-menu
- w3-e19-nav-menu))
-
- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
- ;;; Functions to build menus of urls
- ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
- (defun w3-e19-show-hotlist-menu ()
- (interactive)
- (let ((keymap (easy-menu-create-keymaps "Hotlist"
- (w3-menu-hotlist-constructor nil)))
- (x nil)
- (y nil))
- (setq x (x-popup-menu t keymap)
- y (and x (lookup-key keymap (apply 'vector x))))
- (if (and x y)
- (funcall y))))
-
- (defun w3-e19-show-links-menu ()
- (interactive)
- (if (not w3-e19-links-menu)
- (w3-build-FSF19-menu))
- (let (x y)
- (setq x (x-popup-menu t w3-e19-links-menu)
- y (and x (lookup-key w3-e19-links-menu (apply 'vector x))))
- (if (and x y)
- (funcall y))))
-
- (defun w3-e19-show-navigate-menu ()
- (interactive)
- (if (not w3-e19-nav-menu)
- (w3-build-FSF19-menu))
- (let (x y)
- (setq x (x-popup-menu t w3-e19-nav-menu)
- y (and x (lookup-key w3-e19-nav-menu (apply 'vector x))))
- (if (and x y)
- (funcall y))))
-
- (defun w3-build-FSF19-menu ()
- ;; Build emacs19 menus from w3-links-list
- (let ((links (w3-menu-html-links-constructor nil))
- (hlink (w3-menu-links-constructor nil)))
- (setq w3-e19-nav-menu (easy-menu-create-keymaps "Navigate" links)
- w3-e19-links-menu (easy-menu-create-keymaps "Links" hlink))))
-
- (defun w3-setup-version-specifics ()
- ;; Set up routine for emacs 19
- (require 'lmenu) ; for popup-menu
- )
-
- (defun w3-store-in-clipboard (str)
- "Store string STR in the system clipboard"
- (cond
- ((and (boundp 'interprogram-cut-function) interprogram-cut-function)
- (funcall interprogram-cut-function str t))
- (t
- (case (device-type)
- (x (x-select-text str))
- (pm (pm-put-clipboard str))
- (ns (ns-store-pasteboard-internal str))
- (otherwise nil)))))
-
- (defun w3-mode-version-specifics ()
- ;; Emacs 19 specific stuff for w3-mode
- (declare (special w3-face-index w3-display-background-properties))
- (make-local-variable 'track-mouse)
- (setq w3-e19-window-width (window-width))
- (if w3-track-mouse (setq track-mouse t))
- (if w3-display-background-properties
- (let ((face (w3-make-face (intern
- (format "w3-style-face-%05d" w3-face-index))
- "An Emacs-W3 face... don't edit by hand." t))
- (fore (car w3-display-background-properties))
- (inhibit-read-only t)
- (back (cdr w3-display-background-properties)))
- (setq w3-face-index (1+ w3-face-index))
- (if fore (font-set-face-foreground face fore))
- (if back (font-set-face-background face back))
- (fillin-text-property (point-min) (point-max) 'face 'face face))))
-
- (defun w3-text-pixel-width (str &optional face)
- "Return the pixel-width of a chunk of text STR with face FACE."
- (* (length str) (frame-char-width)))
-
- (defun w3-mouse-handler (e)
- "Function to message the url under the mouse cursor"
- (interactive "e")
- (let* ((pt (posn-point (event-start e)))
- (good (eq (posn-window (event-start e)) (selected-window)))
- (mouse-events nil))
- (if (not (and good pt (number-or-marker-p pt)))
- nil
- (widget-echo-help pt)
- ;; FIXME!!! Need to handle onmouseover, on mouseout
- (setq mouse-events (w3-script-find-event-handlers pt 'mouse))
- (if (assq 'onmouseover mouse-events)
- (w3-script-evaluate-form (cdr (assq 'onmouseover mouse-events)))))))
-
- (defun w3-window-size-change-function (frame)
- (let ((first (frame-first-window frame))
- (cur nil))
- (while (not (eq cur first))
- (setq cur (if cur (next-window cur nil frame) first))
- (save-excursion
- (set-buffer (window-buffer cur))
- (if (and (eq major-mode 'w3-mode)
- (not (eq (window-width cur) w3-e19-window-width)))
- (w3-refresh-buffer))))))
-
-
- (provide 'w3-emacs19)
- (provide 'w3-e19)
-