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1 ;;!emacs
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2 ;;
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3 ;; FILE: hui-mini.el
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4 ;; SUMMARY: One line command menus for Hyperbole
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5 ;; USAGE: GNU Emacs Lisp Library
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6 ;; KEYWORDS: hypermedia, mouse
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7 ;;
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8 ;; AUTHOR: Bob Weiner
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9 ;; ORG: InfoDock Associates
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10 ;;
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11 ;; ORIG-DATE: 15-Oct-91 at 20:13:17
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12 ;; LAST-MOD: 20-Feb-97 at 11:30:44 by Bob Weiner
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13 ;;
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14 ;; This file is part of Hyperbole.
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15 ;; Available for use and distribution under the same terms as GNU Emacs.
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16 ;;
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17 ;; Copyright (C) 1991-1997, Free Software Foundation, Inc.
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18 ;; Developed with support from Motorola Inc.
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19 ;;
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20 ;; DESCRIPTION:
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21 ;; DESCRIP-END.
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22
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23 ;;; ************************************************************************
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24 ;;; Other required Elisp libraries
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25 ;;; ************************************************************************
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26
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27 (require 'hypb)
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28
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29 ;;; ************************************************************************
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30 ;;; Public variables
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31 ;;; ************************************************************************
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32
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33 (defvar hui:menu-select "\C-m"
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34 "*Upper case char-string which selects the Hyperbole menu item at point.")
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35 (defvar hui:menu-quit "Q"
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36 "*Upper case char-string which quits selecting from a Hyperbole menu item.")
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37 (defvar hui:menu-abort "\C-g"
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38 "*Same function as 'hui:menu-quit'.")
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39 (defvar hui:menu-top "\C-t"
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40 "*Character which returns to top Hyperbole menu.")
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41
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42 (defvar hui:menu-p nil
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43 "Non-nil iff a current Hyperbole menu activation exists.")
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44
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45 (defvar hui:menus nil
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46 "Command menus for use with the default Hyperbole user interface.")
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47 (setq
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48 hui:menus
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49 (delq nil
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50 (list (cons
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51 'hyperbole
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52 (append
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53 (let ((version (if (= (aref hyperb:version 0) ?0)
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54 (substring hyperb:version 1)
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55 hyperb:version)))
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56 (list (list (concat "Hy" version ">"))))
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57 (delq nil
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58 (list
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59 '("Act" hui:hbut-act
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60 "Activates button at point or prompts for explicit button.")
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61 '("Butfile/" (menu . butfile)
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62 "Quick access button files menus.")
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63 '("Cust/" (menu . cust)
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64 "Customizes Hyperbole by setting major options.")
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65 '("Doc/" (menu . doc)
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66 "Quick access to Hyperbole documentation.")
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67 '("Ebut/" (menu . ebut)
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68 "Explicit button commands.")
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69 '("Gbut/" (menu . gbut)
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70 "Global button commands.")
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71 '("Hist" (hhist:remove current-prefix-arg)
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72 "Jumps back to location prior to last Hyperbole button follow.")
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73 '("Ibut/" (menu . ibut)
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74 "Implicit button and button type commands.")
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75 '("Msg/" (menu . msg)
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76 "Mail and News messaging facilities.")
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77 (if hyperb:kotl-p
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78 '("Otl/" (menu . otl)
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79 "Autonumbered outlining and hyper-node facilities."))
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80 '("Rolo/" (menu . rolo)
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81 "Hierarchical, multi-file rolodex lookup and edit commands.")
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82 '("Win/" (menu . win)
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83 "Window configuration management command.")
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84 ))))
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85 '(butfile .
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86 (("Butfile>")
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87 ("DirFile" (find-file hbmap:filename)
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88 "Edits directory-specific button file.")
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89 ("Info"
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90 (id-info "(hyperbole.info)Button Files")
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91 "Displays manual section on button files.")
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92 ("PersonalFile" (find-file
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93 (expand-file-name hbmap:filename hbmap:dir-user))
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94 "Edits user-specific button file.")
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95 ))
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96 '(cust .
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97 (("Customize>")
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98 ("Referent-Display/" (menu . cust-referents)
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99 "Sets where referents are displayed.")
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100 ("Smart-Key-at-Eol/" (menu . cust-eol)
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101 "Sets how scrolling via end of line presses works.")
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102 ("URL-Display/" (menu . cust-urls) "Sets where URLs are displayed.")))
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103 '(cust-eol .
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104 (("Smart Key press at eol scrolls>")
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105 ("Proportionally" (setq smart-scroll-proportional t))
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106 ("Windowful" (setq smart-scroll-proportional nil))))
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107 '(cust-referents .
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108 (("Ref display>")
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109 ("Any-Frame" (setq hpath:display-where 'other-frame))
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110 ("Current-Win" (setq hpath:display-where 'this-window))
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111 ("Diff-Frame-One-Win"
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112 (setq hpath:display-where 'other-frame-one-window))
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113 ("New-Frame" (setq hpath:display-where 'new-frame))
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114 ("Other-Win" (setq hpath:display-where 'other-window))
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115 ("Single-Win" (setq hpath:display-where 'one-window))))
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116 '(cust-urls .
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117 (("URL display>")
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118 ("Any-Netscape-Window"
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119 (setq action-key-url-function 'highlight-headers-follow-url-netscape
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120 highlight-headers-follow-url-function action-key-url-function
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121 highlight-headers-follow-url-netscape-new-window nil))
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122 ("New-Netscape-Window"
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123 (setq action-key-url-function 'highlight-headers-follow-url-netscape
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124 highlight-headers-follow-url-function action-key-url-function
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125 highlight-headers-follow-url-netscape-new-window t))
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126 ("Mosaic" (setq action-key-url-function
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127 'highlight-headers-follow-url-mosaic
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128 highlight-headers-follow-url-function
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129 action-key-url-function))
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130 ("W3-Browser"
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131 (setq action-key-url-function 'w3-fetch
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132 highlight-headers-follow-url-function
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133 action-key-url-function))))
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134 '(doc .
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135 (("Doc>")
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136 ("About" (hypb:display-file-with-logo
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137 (expand-file-name "ABOUT" hyperb:dir))
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138 "Overview of Hyperbole and InfoDock Associates.")
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139 ("Demo" (find-file-read-only
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140 (expand-file-name "DEMO" hyperb:dir))
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141 "Demonstrates Hyperbole features.")
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142 ("Files" (find-file-read-only
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143 (expand-file-name "MANIFEST" hyperb:dir))
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144 "Summarizes Hyperbole system files. Click on an entry to view it.")
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145 ("Glossary"
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146 (id-info "(hyperbole.info)Glossary")
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147 "Glossary of Hyperbole terms.")
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148 ("HypbCopy" (id-info "(hyperbole.info)Top")
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149 "Displays general Hyperbole copyright and license details.")
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150 ("Info" (id-info "(hyperbole.info)Top")
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151 "Online Info version of Hyperbole manual.")
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152 ("MailLists" (id-info "(hyperbole.info)Mail Lists")
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153 "Details on Hyperbole mail list subscriptions.")
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154 ("New" (progn
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155 (hact 'link-to-regexp-match
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156 "\\*[ \t]+What's New" 2
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157 (expand-file-name "README" hyperb:dir))
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158 (setq buffer-read-only nil)
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159 (toggle-read-only))
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160 "Recent changes to Hyperbole.")
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161 ("SmartKy" (find-file-read-only (hypb:mouse-help-file))
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162 "Summarizes Smart Key mouse or keyboard handling.")
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163 ("Types/" (menu . types)
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164 "Provides documentation on Hyperbole types.")
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165 ))
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166 '(ebut .
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167 (("EButton>")
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168 ("Act" hui:hbut-act
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169 "Activates button at point or prompts for explicit button.")
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170 ("Create" hui:ebut-create)
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171 ("Delete" hui:ebut-delete)
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172 ("Edit" hui:ebut-modify "Modifies any desired button attributes.")
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173 ("Help/" (menu . ebut-help) "Summarizes button attributes.")
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174 ("Info"
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175 (id-info "(hyperbole.info)Explicit Buttons")
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176 "Displays manual section on explicit buttons.")
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177 ("Modify" hui:ebut-modify "Modifies any desired button attributes.")
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178 ("Rename" hui:ebut-rename "Relabels an explicit button.")
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179 ("Search" hui:ebut-search
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180 "Locates and displays personally created buttons in context.")
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181 ))
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182 '(ebut-help .
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183 (("Help on>")
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184 ("BufferButs" (hui:hbut-report -1)
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185 "Summarizes all explicit buttons in buffer.")
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186 ("CurrentBut" (hui:hbut-report)
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187 "Summarizes only current button in buffer.")
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188 ("OrderedButs" (hui:hbut-report 1)
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189 "Summarizes explicit buttons in lexicographically order.")
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190 ))
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191 '(gbut .
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192 (("GButton>")
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193 ("Act" gbut:act "Activates global button by name.")
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194 ("Create" hui:gbut-create "Adds a global button to gbut:file.")
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195 ("Edit" hui:gbut-modify "Modifies global button attributes.")
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196 ("Help" gbut:help "Reports on a global button by name.")
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197 ("Info" (id-info "(hyperbole.info)Global Buttons")
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198 "Displays manual section on global buttons.")
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199 ("Modify" hui:gbut-modify "Modifies global button attributes.")
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200 ))
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201 '(ibut .
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202 (("IButton>")
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203 ("Act" hui:hbut-current-act "Activates implicit button at point.")
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204 ("DeleteIButType" (hui:htype-delete 'ibtypes)
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205 "Deletes specified button type.")
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206 ("Help" hui:hbut-help "Reports on button's attributes.")
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207 ("Info" (id-info "(hyperbole.info)Implicit Buttons")
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208 "Displays manual section on implicit buttons.")
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209 ("Types" (hui:htype-help 'ibtypes 'no-sort)
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210 "Displays documentation for one or all implicit button types.")
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211 ))
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212 '(msg .
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213 (("Msg>")
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214 ("Compose-Hypb-Mail"
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215 (hmail:compose "hyperbole@infodock.com" '(hact 'hyp-config))
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216 "Send a message to the Hyperbole discussion list.")
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217 ("Edit-Hypb-List-Entry"
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218 (hmail:compose "hyperbole-request@infodock.com"
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219 '(hact 'hyp-request))
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220 "Add, remove or change your entry on a the Hyperbole mail list.")
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221 ("Modify-Hypb-Announce-Entry"
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222 (hmail:compose "hyperbole-announce-request@infodock.com"
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223 '(hact 'hyp-request))
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224 "Add, remove or change your entry on the Hyperbole Announce mail list.")
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225 ))
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226 (if hyperb:kotl-p
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227 '(otl
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228 . (("Otl>")
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229 ("All" kotl-mode:show-all "Expand all collapsed cells.")
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230 ("Blanks" kvspec:toggle-blank-lines
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231 "Toggle blank lines between cells on or off.")
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232 ("Create" kfile:find "Create or edit an outline file.")
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233 ("Downto" kotl-mode:hide-sublevels
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234 "Hide all cells in outline deeper than a particular level.")
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235 ("Examp" (find-file-read-only
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236 (expand-file-name
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237 "EXAMPLE.kotl" (concat hyperb:dir "kotl/")))
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238 "Display a self-descriptive example outline file.")
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239 ("Hide" (progn (kotl-mode:is-p)
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240 (kotl-mode:hide-tree (kcell-view:label)))
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241 "Collapse tree rooted at point.")
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242 ("Info"
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243 (id-info "(hyperbole.info)Outliner")
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244 "Display manual section on Hyperbole outliner.")
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245 ("Kill" kotl-mode:kill-tree
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246 "Kill ARG following trees starting from point.")
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247 ("Link" klink:create
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248 "Create and insert an implicit link at point.")
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249 ("Overvw" kotl-mode:overview
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250 "Show first line of each cell.")
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251 ("Show" (progn (kotl-mode:is-p)
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252 (kotl-mode:show-tree (kcell-view:label)))
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253 "Expand tree rooted at point.")
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254 ("Top" kotl-mode:top-cells
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255 "Hide all but top-level cells.")
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256 ("Vspec" kvspec:activate
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257 "Prompt for and activate a view specifiction.")
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258 )))
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259 '(rolo .
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260 (("Rolo>")
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261 ("Add" rolo-add "Add a new rolo entry.")
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262 ("Display" rolo-display-matches
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263 "Display last found rolodex matches again.")
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264 ("Edit" rolo-edit "Edit an existing rolo entry.")
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265 ("Info" (id-info "(hyperbole.info)Rolodex")
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266 "Displays manual section on Hyperbole rolodex.")
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267 ("Kill" rolo-kill "Kill an existing rolo entry.")
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268 ("Mail" rolo-mail-to "Mail to address following point.")
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269 ("Order" rolo-sort "Order rolo entries in a file.")
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270 ("RegexFind" rolo-grep "Find entries containing a regexp.")
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271 ("StringFind" rolo-fgrep "Find entries containing a string.")
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272 ("WordFind" rolo-word "Find entries containing words.")
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273 ("Yank" rolo-yank
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274 "Find an entry containing a string and insert it at point.")
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275 ))
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276 '(types .
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277 (("Types>")
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278 ("ActionTypes" (hui:htype-help 'actypes)
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279 "Displays documentation for one or all action types.")
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280 ("IButTypes" (hui:htype-help 'ibtypes 'no-sort)
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281 "Displays documentation for one or all implicit button types.")
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282 ))
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283 '(win .
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284 (("WinConfig>")
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285 ("AddName" wconfig-add-by-name
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286 "Name current window configuration.")
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287 ("DeleteName" wconfig-delete-by-name
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288 "Delete named window configuration.")
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289 ("RestoreName" wconfig-restore-by-name
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290 "Restore frame to window configuration given by name.")
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291 ("PopRing" (progn (wconfig-delete-pop)
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292 (hyperbole 'win))
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293 "Restores window configuration from ring and removes it from ring.")
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294 ("SaveRing" (wconfig-ring-save)
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295 "Saves current window configuration to ring.")
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296 ("YankRing" (progn (call-interactively 'wconfig-yank-pop)
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297 (hyperbole 'win))
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298 "Restores next window configuration from ring.")
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299 ))
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300 )))
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301
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302 ;;; ************************************************************************
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303 ;;; Public functions
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304 ;;; ************************************************************************
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305
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306 ;;; Old name
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307 (fset 'hui:menu 'hyperbole)
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308
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309 ;;; Used as autoloaded main entry point to Hyperbole (but hsite.el) is the
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310 ;;; file that is autoloaded when this is invoked.
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311 ;;; It brings up a menu of commands.
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312 (defun hyperbole (&optional menu menu-list)
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313 "Invokes default Hyperbole menu user interface when not already active.
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314 Suitable for binding to a key, e.g. {C-h h}.
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315 Non-interactively, returns t if menu is actually invoked by call, else nil.
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316
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317 Two optional arguments may be given to invoke alternative menus.
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318 MENU (a symbol) specifies the menu to invoke from MENU-LIST, (a
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319 Hyperbole menu list structure). MENU defaults to 'hyperbole and MENU-LIST
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320 to `hui:menus'. See `hui:menus' definition for the format of the menu list
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321 structure."
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322
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323 (interactive)
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324 (if (and hui:menu-p (> (minibuffer-depth) 0))
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325 (progn (beep) nil)
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326 (unwind-protect
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327 (progn
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328 (require 'hsite) ;; Since "hui-mini" may be loaded without loading
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329 ;; all of Hyperbole.
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330 (hyperb:init-menubar)
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331 (setq hui:menu-p t)
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332 (hui:menu-act (or menu 'hyperbole) menu-list)
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333 t)
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334 (setq hui:menu-p nil))))
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335
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336 (defun hui:menu-act (menu &optional menu-list)
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337 "Prompts user with Hyperbole MENU (a symbol) and performs selected item.
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338 Optional second argument MENU-LIST is a Hyperbole menu list structure from
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339 which to extract MENU. It defaults to `hui:menus'. See its definition for
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340 the menu list structure."
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341 (let ((set-menu '(or (and menu (symbolp menu)
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342 (setq menu-alist
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343 (cdr (assq menu (or menu-list hui:menus)))))
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344 (hypb:error "(menu-act): Invalid menu symbol arg: %s"
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345 menu)))
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346 (show-menu t)
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347 (rtn)
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348 menu-alist act-form)
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349 (while (and show-menu (eval set-menu))
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350 (cond ((and (consp (setq act-form (hui:menu-select menu-alist)))
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351 (cdr act-form)
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352 (symbolp (cdr act-form)))
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353 ;; Display another menu
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354 (setq menu (cdr act-form)))
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355 (act-form
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356 (let ((prefix-arg current-prefix-arg))
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357 (cond ((symbolp act-form)
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358 (if (eq act-form t)
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359 nil
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360 (setq show-menu nil
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361 rtn (call-interactively act-form))))
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362 ((stringp act-form)
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363 (hui:menu-help act-form)
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364 ;; Loop and show menu again.
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365 )
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366 (t (setq show-menu nil
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367 rtn (eval act-form))))))
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368 (t (setq show-menu nil))))
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369 rtn))
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370
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371 (defun hui:menu-enter (&optional char-str)
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372 "Uses CHAR-STR or last input character as minibuffer argument."
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373 (interactive)
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374 (let ((input (or char-str (aref (recent-keys) (1- (length (recent-keys)))))))
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375 (cond (hyperb:emacs19-p
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376 (and (not (integerp input))
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377 (eventp input)
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378 (setq input (event-basic-type input))))
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379 (hyperb:lemacs-p
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380 (if (eventp input)
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381 (setq input (event-to-character input)))))
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382 (if (or (symbolp input)
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383 (and (integerp input)
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384 (= input ?\r)))
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385 (setq input (hargs:at-p)))
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386 (erase-buffer)
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387 (or (symbolp input) (insert input)))
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388 (exit-minibuffer))
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389
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390 (defun hui:menu-help (help-str)
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391 "Displays HELP-STR in a small window. HELP-STR must be a string."
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392 (let* ((window-min-height 2)
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393 (owind (selected-window))
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394 (buf-name (hypb:help-buf-name "Menu")))
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395 (unwind-protect
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396 (progn
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397 (save-window-excursion
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398 (hkey-help-show buf-name)) ;; Needed to save wconfig.
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399 (if (eq (selected-window) (minibuffer-window))
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400 (other-window 1))
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401 (if (= (length (hypb:window-list 'no-mini)) 1)
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402 (split-window-vertically nil))
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403 (select-window (hui:bottom-window))
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404 (switch-to-buffer (get-buffer-create buf-name))
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405 (setq buffer-read-only nil)
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406 (erase-buffer)
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407 (insert "\n" help-str)
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408 (set-buffer-modified-p nil)
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409 (shrink-window
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410 (- (window-height)
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411 (+ 3 (length
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412 (delq nil
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413 (mapcar (function
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414 (lambda (chr) (= chr ?\n)))
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415 help-str)))))))
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416 (select-window owind))))
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417
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418 (defun hui:menu-xemacs (&optional menu menu-list)
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419 "Returns an XEmacs menu built from Hyperbole type menus.
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420 Optional MENU (a symbol) specifies a specific submenu of optional MENU-LIST.
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421 a Hyperbole menu list structure. Otherwise, all menus are used.
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422 MENU defaults to 'hyperbole and MENU-LIST to `hui:menus'. See `hui:menus'
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423 definition for the format of the menu list structure."
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424 (mapcar
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425 (function
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426 (lambda (entry)
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427 (or (consp entry)
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428 (error "(hui:menu-xemacs): Invalid menu entry: %s" entry))
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429 (let ((label (car entry))
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430 (content (car (cdr entry))))
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431 (cond ((null content) (hypb:replace-match-string ">$" label "" t))
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432 ((and (consp content) (eq (car content) 'menu))
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433 (hui:menu-xemacs (cdr content)))
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434 (t (vector label content 't))))))
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435 (cdr (assq (or menu 'hyperbole) (or menu-list hui:menus)))))
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436
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437 (defun hui:menu-select (menu-alist)
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438 "Prompts user to choose the first character of any item from MENU-ALIST.
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439 Case is not significant. If chosen by direct selection with the Assist Key,
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440 returns any help string for item, else returns the action form for the item."
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441 (let* ((menu-line (hui:menu-line menu-alist))
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442 (set:equal-op 'eq)
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443 (select-char (string-to-char hui:menu-select))
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444 (quit-char (string-to-char hui:menu-quit))
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445 (abort-char (string-to-char hui:menu-abort))
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446 (top-char (string-to-char hui:menu-top))
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447 (item-keys (mapcar (function
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448 (lambda (item) (aref item 0)))
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449 (mapcar 'car (cdr menu-alist))))
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450 (keys (apply 'list select-char quit-char abort-char
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451 top-char item-keys))
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452 (key 0)
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453 (hargs:reading-p 'hmenu)
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454 sublist)
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455 (while (not (memq (setq key (upcase
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456 (string-to-char
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457 (read-from-minibuffer
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458 "" menu-line hui:menu-mode-map))))
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459 keys))
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460 (beep)
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461 (setq hargs:reading-p 'hmenu)
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462 (discard-input))
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463 (cond ((eq key quit-char) nil)
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464 ((eq key abort-char) (beep) nil)
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465 ((eq key top-char) '(menu . hyperbole))
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466 ((and (eq key select-char)
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467 (save-excursion
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468 (if (search-backward " " nil t)
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469 (progn (skip-chars-forward " ")
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470 (setq key (following-char))
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471 nil) ;; Drop through.
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472 t))))
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473 (t (if (setq sublist (memq key item-keys))
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474 (let* ((label-act-help-list
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475 (nth (- (1+ (length item-keys)) (length sublist))
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476 menu-alist))
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477 (act-form (car (cdr label-act-help-list))))
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478 (if (eq hargs:reading-p 'hmenu-help)
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479 (let ((help-str
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480 (or (car (cdr (cdr label-act-help-list)))
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481 "No help documentation for this item.")))
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482 (concat (car label-act-help-list) "\n "
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483 help-str "\n Action: "
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484 (prin1-to-string act-form)))
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485 act-form)))))))
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486
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487 ;;; ************************************************************************
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488 ;;; Private functions
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489 ;;; ************************************************************************
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490
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491 (if (fboundp 'window-lowest-p)
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492 (defun hui:bottom-window ()
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493 "Return a window that is at the bottom of the selected frame."
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494 (let ((winds (hypb:window-list 'no-mini))
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495 (window))
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496 (while (and (not window) winds)
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497 (if (window-lowest-p (car winds))
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498 (setq window (car winds))
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499 (setq winds (cdr winds))))
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500 window))
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501 (defun hui:bottom-window ()
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502 "Return a window that is at the bottom of the selected frame."
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503 (let* ((winds (hypb:window-list 'no-mini))
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504 (bot-list (mapcar
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505 (function
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506 (lambda (wind)
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507 (nth 3 (window-edges wind))))
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508 winds))
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509 (bot (apply 'max bot-list)))
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510 (nth (- (length winds) (length (memq bot bot-list))) winds))))
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511
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512 (defun hui:menu-line (menu-alist)
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513 "Returns a menu line string built from MENU-ALIST."
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514 (let ((menu-prompt (concat (car (car menu-alist)) " "))
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515 (menu-items (mapconcat 'car (cdr menu-alist) " "))
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516 menu-line)
|
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517 (setq menu-line (concat menu-prompt menu-items))
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518 ;; Narrow menu by changing 2 spaces to 1 if too wide for current frame.
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|
519 (if (>= (length menu-line) (1- (frame-width)))
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520 (concat menu-prompt (mapconcat 'car (cdr menu-alist) " "))
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521 menu-line)))
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522
|
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|
523 ;;; ************************************************************************
|
|
|
524 ;;; Private variables
|
|
|
525 ;;; ************************************************************************
|
|
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526
|
|
|
527 ;; Hyperbole menu mode is suitable only for specially formatted data.
|
|
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528 (put 'hui:menu-mode 'mode-class 'special)
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529
|
|
|
530 (defvar hui:menu-mode-map nil
|
|
|
531 "Keymap containing hui:menu commands.")
|
|
|
532 (if hui:menu-mode-map
|
|
|
533 nil
|
|
|
534 (setq hui:menu-mode-map (make-keymap))
|
|
|
535 (suppress-keymap hui:menu-mode-map)
|
|
|
536 (define-key hui:menu-mode-map hui:menu-quit 'hui:menu-enter)
|
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|
537 (define-key hui:menu-mode-map hui:menu-abort 'hui:menu-enter)
|
|
|
538 (define-key hui:menu-mode-map hui:menu-top 'hui:menu-enter)
|
|
|
539 (define-key hui:menu-mode-map hui:menu-select 'hui:menu-enter)
|
|
|
540 ;;
|
|
|
541 ;; This next binding is necessary since the default button1 binding under
|
|
|
542 ;; XEmacs, mouse-track, is broken under XEmacs V19.8.
|
|
|
543 (and hyperb:lemacs-p window-system
|
|
|
544 (define-key hui:menu-mode-map 'button1 'mouse-set-point))
|
|
|
545 (let ((i 32))
|
|
|
546 (while (<= i 126)
|
|
|
547 (define-key hui:menu-mode-map (char-to-string i) 'hui:menu-enter)
|
|
|
548 (setq i (1+ i)))))
|
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549
|
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550 (provide 'hui-mini)
|
