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1 ;;; w3-menu.el --- Mouse specific functions for emacs-w3
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2 ;; Author: wmperry
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3 ;; Created: 1997/06/20 18:56:21
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4 ;; Version: 1.12
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5 ;; Keywords: mouse, hypermedia
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6
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7 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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8 ;;; Copyright (c) 1996 by William M. Perry (wmperry@cs.indiana.edu)
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9 ;;; Copyright (c) 1996, 1997 Free Software Foundation, Inc.
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10 ;;;
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11 ;;; This file is part of GNU Emacs.
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12 ;;;
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13 ;;; GNU Emacs is free software; you can redistribute it and/or modify
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14 ;;; it under the terms of the GNU General Public License as published by
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15 ;;; the Free Software Foundation; either version 2, or (at your option)
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16 ;;; any later version.
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17 ;;;
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18 ;;; GNU Emacs is distributed in the hope that it will be useful,
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19 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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20 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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21 ;;; GNU General Public License for more details.
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22 ;;;
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23 ;;; You should have received a copy of the GNU General Public License
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24 ;;; along with GNU Emacs; see the file COPYING. If not, write to the
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25 ;;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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26 ;;; Boston, MA 02111-1307, USA.
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27 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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28 (require 'w3-vars)
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29
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30 (defun w3-follow-mouse-other-frame (e)
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31 "Function suitable to being bound to a mouse key. Follows the link under
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32 the mouse click, opening it in another frame."
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33 (interactive "e")
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34 (mouse-set-point e)
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35 (w3-follow-link-other-frame))
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36
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37 (defun w3-follow-inlined-image-mouse (e)
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38 "Follow an inlined image from the mouse"
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39 (interactive "e")
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40 (mouse-set-point e)
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41 (w3-follow-inlined-image))
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42
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43 (defun w3-follow-inlined-image ()
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44 "Follow an inlined image, regardless of whether it is a hyperlink or not."
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45 (interactive)
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46 (let ((widget (widget-at (point))))
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47 (and (not widget) (error "No inlined image at point."))
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48 (setq widget (widget-get widget :parent))
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49
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50 (and (or (not widget)
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51 (not (eq 'image (car widget))))
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52 (error "No inlined image at point."))
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53 (and (widget-get widget 'src)
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54 (w3-fetch (widget-get widget 'src)))))
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55
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56 (defvar w3-mouse-button1 (cond
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57 ((featurep 'infodock) nil)
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58 ((and w3-running-xemacs (featurep 'mouse)) 'button1)
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59 (w3-running-xemacs nil)
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60 (t 'down-mouse-1)))
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61 (defvar w3-mouse-button2 (cond
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62 ((featurep 'infodock) nil)
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63 ((and w3-running-xemacs (featurep 'mouse)) 'button2)
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64 (w3-running-xemacs nil)
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65 (t 'down-mouse-2)))
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66 (defvar w3-mouse-button3 (cond
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67 ((featurep 'infodock) nil)
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68 ((and w3-running-xemacs (featurep 'mouse)) 'button3)
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69 (w3-running-xemacs nil)
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70 (t 'down-mouse-3)))
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71
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72 (if w3-mouse-button3
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73 (define-key w3-mode-map (vector w3-mouse-button3) 'w3-popup-menu))
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74
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75 (if w3-mouse-button1
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76 (define-key w3-netscape-emulation-minor-mode-map
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77 (vector w3-mouse-button1) 'w3-widget-button-click))
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78
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79 (if w3-mouse-button2
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80 (progn
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81 (define-key w3-mode-map (vector (list 'meta w3-mouse-button2))
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82 'w3-follow-mouse-other-frame)
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83 (define-key w3-netscape-emulation-minor-mode-map
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84 (vector w3-mouse-button2) 'w3-follow-mouse-other-frame)))
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85
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86 (if w3-running-FSF19
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87 (progn
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88 (define-key w3-mode-map [mouse-movement] 'w3-mouse-handler)
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89 (if w3-popup-menu-on-mouse-3
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90 (define-key w3-mode-map [down-mouse-3] 'w3-popup-menu))))
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91
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92 (provide 'w3-mouse)
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