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1 ;;; Commands for handling messages marks
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2 ;;; Copyright (C) 1990, 1993, 1994 Kyle E. Jones
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3 ;;;
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4 ;;; This program is free software; you can redistribute it and/or modify
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5 ;;; it under the terms of the GNU General Public License as published by
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6 ;;; the Free Software Foundation; either version 1, or (at your option)
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7 ;;; any later version.
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8 ;;;
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9 ;;; This program is distributed in the hope that it will be useful,
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10 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 ;;; GNU General Public License for more details.
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13 ;;;
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14 ;;; You should have received a copy of the GNU General Public License
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15 ;;; along with this program; if not, write to the Free Software
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16 ;;; Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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17
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18 (provide 'vm-mark)
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19
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20 (defun vm-clear-all-marks ()
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21 "Removes all message marks in the current folder."
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22 (interactive)
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23 (vm-select-folder-buffer)
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24 (vm-check-for-killed-summary)
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25 (vm-error-if-folder-empty)
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26 (let ((mp vm-message-list))
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27 (while mp
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28 (if (vm-mark-of (car mp))
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29 (progn
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30 (vm-set-mark-of (car mp) nil)
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31 (vm-mark-for-summary-update (car mp) t)))
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32 (setq mp (cdr mp))))
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33 (vm-display nil nil '(vm-clear-all-marks)
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34 '(vm-clear-all-marks marking-message))
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35 (vm-update-summary-and-mode-line))
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36
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37 (defun vm-mark-all-messages ()
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38 "Mark all messages in the current folder."
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39 (interactive)
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40 (vm-select-folder-buffer)
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41 (vm-check-for-killed-summary)
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42 (vm-error-if-folder-empty)
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43 (let ((mp vm-message-list))
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44 (while mp
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45 (vm-set-mark-of (car mp) t)
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46 (vm-mark-for-summary-update (car mp) t)
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47 (setq mp (cdr mp))))
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48 (vm-display nil nil '(vm-mark-all-messages)
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49 '(vm-mark-all-messages marking-message))
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50 (vm-update-summary-and-mode-line))
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51
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52 (defun vm-mark-message (count)
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53 "Mark the current message.
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54 Numeric prefix argument N means mark the current message and the next
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55 N-1 messages. A negative N means mark the current message and the
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56 previous N-1 messages."
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57 (interactive "p")
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58 (if (interactive-p)
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59 (vm-follow-summary-cursor))
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60 (vm-select-folder-buffer)
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61 (vm-check-for-killed-summary)
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62 (vm-error-if-folder-empty)
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63 (let ((direction (if (< count 0) 'backward 'forward))
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64 (count (vm-abs count))
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65 (oldmp vm-message-pointer)
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66 (vm-message-pointer vm-message-pointer))
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67 (while (not (zerop count))
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68 (if (not (vm-mark-of (car vm-message-pointer)))
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69 (progn
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70 (vm-set-mark-of (car vm-message-pointer) t)
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71 (vm-mark-for-summary-update (car vm-message-pointer) t)))
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72 (vm-decrement count)
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73 (if (not (zerop count))
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74 (vm-move-message-pointer direction))))
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75 (vm-display nil nil '(vm-mark-message)
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76 '(vm-mark-message marking-message))
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77 (vm-update-summary-and-mode-line))
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78
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79 (defun vm-unmark-message (count)
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80 "Remove the mark from the current message.
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81 Numeric prefix argument N means unmark the current message and the next
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82 N-1 messages. A negative N means unmark the current message and the
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83 previous N-1 messages."
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84 (interactive "p")
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85 (if (interactive-p)
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86 (vm-follow-summary-cursor))
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87 (vm-select-folder-buffer)
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88 (vm-check-for-killed-summary)
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89 (vm-error-if-folder-empty)
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90 (let ((mlist (vm-select-marked-or-prefixed-messages count)))
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91 (while mlist
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92 (if (vm-mark-of (car mlist))
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93 (progn
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94 (vm-set-mark-of (car mlist) nil)
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95 (vm-mark-for-summary-update (car mlist) t)))
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96 (setq mlist (cdr mlist))))
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97 (vm-display nil nil '(vm-unmark-message)
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98 '(vm-unmark-message marking-message))
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99 (vm-update-summary-and-mode-line))
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100
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101 (defun vm-mark-or-unmark-messages-with-selector (val selector arg)
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102 (let ((mlist vm-message-list)
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103 (virtual (eq major-mode 'vm-virtual-mode))
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104 (arglist (if arg (list arg) nil))
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105 (count 0))
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106 (setq selector (intern (concat "vm-vs-" (symbol-name selector))))
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107 (while mlist
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108 (if (if virtual
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109 (save-excursion
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110 (set-buffer
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111 (vm-buffer-of
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112 (vm-real-message-of
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113 (car mlist))))
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114 (apply selector (vm-real-message-of (car mlist)) arglist))
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115 (apply selector (car mlist) arglist))
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116 (progn
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117 (vm-set-mark-of (car mlist) val)
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118 (vm-mark-for-summary-update (car mlist) t)
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119 (vm-increment count)))
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120 (setq mlist (cdr mlist)))
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121 (vm-display nil nil
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122 '(vm-mark-matching-messages vm-unmark-matching-messages)
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123 (list this-command 'marking-message))
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124 (vm-update-summary-and-mode-line)
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125 (message "%d message%s %smarked"
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126 count
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127 (if (= 1 count) "" "s")
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128 (if val "" "un"))))
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129
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130 (defun vm-mark-matching-messages (selector &optional arg)
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131 "Mark messages matching some criterion.
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132 You can use any of the virtual folder selectors, except for the
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133 `and', `or' and `not' selectors. See the documentation for the
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134 variable vm-virtual-folder-alist for more information."
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135 (interactive
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136 (let ((last-command last-command)
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137 (this-command this-command))
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138 (vm-select-folder-buffer)
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139 (vm-read-virtual-selector "Mark messages: ")))
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140 (vm-select-folder-buffer)
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141 (vm-check-for-killed-summary)
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142 (vm-error-if-folder-empty)
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143 (vm-mark-or-unmark-messages-with-selector t selector arg))
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144
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145 (defun vm-unmark-matching-messages (selector &optional arg)
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146 "Unmark messages matching some criterion.
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147 You can use any of the virtual folder selectors, except for the
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148 `and', `or' and `not' selectors. See the documentation for the
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149 variable vm-virtual-folder-alist for more information."
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150 (interactive
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151 (let ((last-command last-command)
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152 (this-command this-command))
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153 (vm-select-folder-buffer)
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154 (vm-read-virtual-selector "Unmark messages: ")))
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155 (vm-select-folder-buffer)
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156 (vm-check-for-killed-summary)
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157 (vm-error-if-folder-empty)
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158 (vm-mark-or-unmark-messages-with-selector nil selector arg))
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159
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160 (defun vm-mark-thread-subtree ()
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161 "Mark all messages in the thread tree rooted at the current message."
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162 (interactive)
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163 (vm-follow-summary-cursor)
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164 (vm-select-folder-buffer)
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165 (vm-check-for-killed-summary)
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166 (vm-error-if-folder-empty)
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167 (vm-mark-or-unmark-thread-subtree t))
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168
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169 (defun vm-unmark-thread-subtree ()
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170 "Unmark all messages in the thread tree rooted at the current message."
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171 (interactive)
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172 (vm-follow-summary-cursor)
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173 (vm-select-folder-buffer)
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174 (vm-check-for-killed-summary)
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175 (vm-error-if-folder-empty)
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176 (vm-mark-or-unmark-thread-subtree nil))
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177
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178 (defun vm-mark-or-unmark-thread-subtree (mark)
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179 (vm-build-threads-if-unbuilt)
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180 (let ((list (list (car vm-message-pointer)))
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181 (loop-obarray (make-vector 29 0))
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182 subject-sym id-sym)
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183 (while list
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184 (if (not (eq (vm-mark-of (car list)) mark))
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185 (progn
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186 (vm-set-mark-of (car list) mark)
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187 (vm-mark-for-summary-update (car list))))
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188 (setq id-sym (car (vm-last (vm-th-thread-list (car list)))))
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189 (if (null (intern-soft (symbol-name id-sym) loop-obarray))
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190 (progn
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191 (intern (symbol-name id-sym) loop-obarray)
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192 (nconc list (copy-sequence (get id-sym 'children)))
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193 (setq subject-sym (intern (vm-so-sortable-subject (car list))
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194 vm-thread-subject-obarray))
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195 (if (and (boundp subject-sym)
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196 (eq id-sym (aref (symbol-value subject-sym) 0)))
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197 (nconc list (copy-sequence
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198 (aref (symbol-value subject-sym) 2))))))
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199 (setq list (cdr list))))
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200 (vm-display nil nil
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201 '(vm-mark-thread-subtree vm-unmark-thread-subtree)
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202 (list this-command 'marking-message))
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203 (vm-update-summary-and-mode-line))
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204
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205 (defun vm-mark-messages-same-subject ()
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206 "Mark all messages with the same subject as the current message."
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207 (interactive)
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208 (vm-follow-summary-cursor)
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209 (vm-select-folder-buffer)
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210 (vm-check-for-killed-summary)
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211 (vm-error-if-folder-empty)
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212 (vm-mark-or-unmark-messages-same-subject t))
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213
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214 (defun vm-unmark-messages-same-subject ()
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215 "Unmark all messages with the same subject as the current message."
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216 (interactive)
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217 (vm-follow-summary-cursor)
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218 (vm-select-folder-buffer)
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219 (vm-check-for-killed-summary)
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220 (vm-error-if-folder-empty)
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221 (vm-mark-or-unmark-messages-same-subject nil))
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222
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223 (defun vm-mark-or-unmark-messages-same-subject (mark)
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224 (let ((mp vm-message-list)
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225 (mark-count 0)
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226 (subject (vm-so-sortable-subject (car vm-message-pointer))))
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227 (while mp
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228 (if (and (not (eq (vm-mark-of (car mp)) mark))
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229 (string-equal subject (vm-so-sortable-subject (car mp))))
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230 (progn
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231 (vm-set-mark-of (car mp) mark)
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232 (vm-increment mark-count)
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233 (vm-mark-for-summary-update (car mp) t)))
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234 (setq mp (cdr mp)))
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235 (if (zerop mark-count)
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236 (message "No messages %smarked" (if mark "" "un"))
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237 (message "%d message%s %smarked"
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238 mark-count
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239 (if (= 1 mark-count) "" "s")
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240 (if mark "" "un"))))
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241 (vm-display nil nil
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242 '(vm-mark-messages-same-subject
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243 vm-unmark-messages-same-subject)
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244 (list this-command 'marking-message))
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245 (vm-update-summary-and-mode-line))
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246
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247 (defun vm-mark-messages-same-author ()
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248 "Mark all messages with the same author as the current message."
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249 (interactive)
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250 (vm-follow-summary-cursor)
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251 (vm-select-folder-buffer)
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252 (vm-check-for-killed-summary)
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253 (vm-error-if-folder-empty)
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254 (vm-mark-or-unmark-messages-same-author t))
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255
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256 (defun vm-unmark-messages-same-author ()
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257 "Unmark all messages with the same author as the current message."
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258 (interactive)
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259 (vm-follow-summary-cursor)
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260 (vm-select-folder-buffer)
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261 (vm-check-for-killed-summary)
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262 (vm-error-if-folder-empty)
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263 (vm-mark-or-unmark-messages-same-author nil))
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264
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265 (defun vm-mark-or-unmark-messages-same-author (mark)
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266 (let ((mp vm-message-list)
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267 (mark-count 0)
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268 (author (vm-su-from (car vm-message-pointer))))
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269 (while mp
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270 (if (and (not (eq (vm-mark-of (car mp)) mark))
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271 (string-equal author (vm-su-from (car mp))))
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272 (progn
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273 (vm-set-mark-of (car mp) mark)
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274 (vm-increment mark-count)
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275 (vm-mark-for-summary-update (car mp) t)))
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276 (setq mp (cdr mp)))
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277 (if (zerop mark-count)
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278 (message "No messages %smarked" (if mark "" "un"))
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279 (message "%d message%s %smarked"
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280 mark-count
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281 (if (= 1 mark-count) "" "s")
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282 (if mark "" "un"))))
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283 (vm-display nil nil
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284 '(vm-mark-messages-same-author
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285 vm-unmark-messages-same-author)
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286 (list this-command 'marking-message))
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287 (vm-update-summary-and-mode-line))
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288
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289 (defun vm-next-command-uses-marks ()
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290 "Does nothing except insure that the next VM command will operate only
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291 on the marked messages in the current folder."
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292 (interactive)
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293 (setq this-command 'vm-next-command-uses-marks)
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294 (vm-unsaved-message "Next command uses marks...")
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295 (vm-display nil nil '(vm-next-command-uses-marks)
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296 '(vm-next-command-uses-marks)))
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297
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298 (defun vm-marked-messages ()
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299 (let (list (mp vm-message-list))
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300 (while mp
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301 (if (vm-mark-of (car mp))
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302 (setq list (cons (car mp) list)))
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303 (setq mp (cdr mp)))
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304 (nreverse list)))
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305
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306 (defun vm-mark-help ()
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307 (interactive)
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308 (vm-display nil nil '(vm-mark-help) '(vm-mark-help))
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309 (message "MM = mark, MU = unmark, Mm = mark all, Mu = unmark all, MN = use marks, ..."))
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