This file is indexed.

/usr/share/emacs/site-lisp/notmuch/notmuch-hello.el is in notmuch-emacs 0.12-1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
;; notmuch-hello.el --- welcome to notmuch, a frontend
;;
;; Copyright © David Edmondson
;;
;; This file is part of Notmuch.
;;
;; Notmuch 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 3 of the License, or
;; (at your option) any later version.
;;
;; Notmuch 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 Notmuch.  If not, see <http://www.gnu.org/licenses/>.
;;
;; Authors: David Edmondson <dme@dme.org>

(eval-when-compile (require 'cl))
(require 'widget)
(require 'wid-edit) ; For `widget-forward'.

(require 'notmuch-lib)
(require 'notmuch-mua)

(declare-function notmuch-search "notmuch" (query &optional oldest-first target-thread target-line continuation))
(declare-function notmuch-poll "notmuch" ())

(defcustom notmuch-hello-recent-searches-max 10
  "The number of recent searches to display."
  :type 'integer
  :group 'notmuch-hello)

(defcustom notmuch-show-empty-saved-searches nil
  "Should saved searches with no messages be listed?"
  :type 'boolean
  :group 'notmuch-hello)

(defun notmuch-sort-saved-searches (alist)
  "Generate an alphabetically sorted saved searches alist."
  (sort alist (lambda (a b) (string< (car a) (car b)))))

(defcustom notmuch-saved-search-sort-function nil
  "Function used to sort the saved searches for the notmuch-hello view.

This variable controls how saved searches should be sorted. No
sorting (nil) displays the saved searches in the order they are
stored in `notmuch-saved-searches'. Sort alphabetically sorts the
saved searches in alphabetical order. Custom sort function should
be a function or a lambda expression that takes the saved
searches alist as a parameter, and returns a new saved searches
alist to be used."
  :type '(choice (const :tag "No sorting" nil)
		 (const :tag "Sort alphabetically" notmuch-sort-saved-searches)
		 (function :tag "Custom sort function"
			   :value notmuch-sort-saved-searches))
  :group 'notmuch-hello)

(defvar notmuch-hello-indent 4
  "How much to indent non-headers.")

(defcustom notmuch-show-logo t
  "Should the notmuch logo be shown?"
  :type 'boolean
  :group 'notmuch-hello)

(defcustom notmuch-show-all-tags-list nil
  "Should all tags be shown in the notmuch-hello view?"
  :type 'boolean
  :group 'notmuch-hello)

(defcustom notmuch-hello-tag-list-make-query nil
  "Function or string to generate queries for the all tags list.

This variable controls which query results are shown for each tag
in the \"all tags\" list. If nil, it will use all messages with
that tag. If this is set to a string, it is used as a filter for
messages having that tag (equivalent to \"tag:TAG and (THIS-VARIABLE)\").
Finally this can be a function that will be called for each tag and
should return a filter for that tag, or nil to hide the tag."
  :type '(choice (const :tag "All messages" nil)
		 (const :tag "Unread messages" "tag:unread")
		 (string :tag "Custom filter"
			 :value "tag:unread")
		 (function :tag "Custom filter function"))
  :group 'notmuch-hello)

(defcustom notmuch-hello-hide-tags nil
  "List of tags to be hidden in the \"all tags\"-section."
  :type '(repeat string)
  :group 'notmuch-hello)

(defface notmuch-hello-logo-background
  '((((class color)
      (background dark))
     (:background "#5f5f5f"))
    (((class color)
      (background light))
     (:background "white")))
  "Background colour for the notmuch logo."
  :group 'notmuch-hello
  :group 'notmuch-faces)

(defcustom notmuch-column-control t
  "Controls the number of columns for saved searches/tags in notmuch view.

This variable has three potential sets of values:

- t: automatically calculate the number of columns possible based
  on the tags to be shown and the window width,
- an integer: a lower bound on the number of characters that will
  be used to display each column,
- a float: a fraction of the window width that is the lower bound
  on the number of characters that should be used for each
  column.

So:
- if you would like two columns of tags, set this to 0.5.
- if you would like a single column of tags, set this to 1.0.
- if you would like tags to be 30 characters wide, set this to
  30.
- if you don't want to worry about all of this nonsense, leave
  this set to `t'."
  :type '(choice
	  (const :tag "Automatically calculated" t)
	  (integer :tag "Number of characters")
	  (float :tag "Fraction of window"))
  :group 'notmuch-hello)

(defcustom notmuch-hello-thousands-separator " "
  "The string used as a thousands separator.

Typically \",\" in the US and UK and \".\" or \" \" in Europe.
The latter is recommended in the SI/ISO 31-0 standard and by the
International Bureau of Weights and Measures."
  :type 'string
  :group 'notmuch-hello)

(defcustom notmuch-hello-mode-hook nil
  "Functions called after entering `notmuch-hello-mode'."
  :type 'hook
  :group 'notmuch-hello
  :group 'notmuch-hooks)

(defcustom notmuch-hello-refresh-hook nil
  "Functions called after updating a `notmuch-hello' buffer."
  :type 'hook
  :group 'notmuch-hello
  :group 'notmuch-hooks)

(defvar notmuch-hello-url "http://notmuchmail.org"
  "The `notmuch' web site.")

(defun notmuch-hello-nice-number (n)
  (let (result)
    (while (> n 0)
      (push (% n 1000) result)
      (setq n (/ n 1000)))
    (setq result (or result '(0)))
    (apply #'concat
     (number-to-string (car result))
     (mapcar (lambda (elem)
	      (format "%s%03d" notmuch-hello-thousands-separator elem))
	     (cdr result)))))

(defun notmuch-hello-trim (search)
  "Trim whitespace."
  (if (string-match "^[[:space:]]*\\(.*[^[:space:]]\\)[[:space:]]*$" search)
      (match-string 1 search)
    search))

(defun notmuch-hello-search (&optional search)
  (interactive)
  (unless (null search)
    (setq search (notmuch-hello-trim search))
    (let ((history-delete-duplicates t))
      (add-to-history 'notmuch-search-history search)))
  (notmuch-search search notmuch-search-oldest-first nil nil
		  #'notmuch-hello-search-continuation))

(defun notmuch-hello-add-saved-search (widget)
  (interactive)
  (let ((search (widget-value
		 (symbol-value
		  (widget-get widget :notmuch-saved-search-widget))))
	(name (completing-read "Name for saved search: "
			       notmuch-saved-searches)))
    ;; If an existing saved search with this name exists, remove it.
    (setq notmuch-saved-searches
	  (loop for elem in notmuch-saved-searches
		if (not (equal name
			       (car elem)))
		collect elem))
    ;; Add the new one.
    (customize-save-variable 'notmuch-saved-searches
			     (add-to-list 'notmuch-saved-searches
					  (cons name search) t))
    (message "Saved '%s' as '%s'." search name)
    (notmuch-hello-update)))

(defun notmuch-hello-longest-label (tag-alist)
  (or (loop for elem in tag-alist
	    maximize (length (car elem)))
      0))

(defun notmuch-hello-reflect-generate-row (ncols nrows row list)
  (let ((len (length list)))
    (loop for col from 0 to (- ncols 1)
	  collect (let ((offset (+ (* nrows col) row)))
		    (if (< offset len)
			(nth offset list)
		      ;; Don't forget to insert an empty slot in the
		      ;; output matrix if there is no corresponding
		      ;; value in the input matrix.
		      nil)))))

(defun notmuch-hello-reflect (list ncols)
  "Reflect a `ncols' wide matrix represented by `list' along the
diagonal."
  ;; Not very lispy...
  (let ((nrows (ceiling (length list) ncols)))
    (loop for row from 0 to (- nrows 1)
	  append (notmuch-hello-reflect-generate-row ncols nrows row list))))

(defun notmuch-hello-widget-search (widget &rest ignore)
  (notmuch-search (widget-get widget
			      :notmuch-search-terms)
		  notmuch-search-oldest-first
		  nil nil #'notmuch-hello-search-continuation))

(defun notmuch-saved-search-count (search)
  (car (process-lines notmuch-command "count" search)))

(defun notmuch-hello-tags-per-line (widest)
  "Determine how many tags to show per line and how wide they
should be. Returns a cons cell `(tags-per-line width)'."
  (let ((tags-per-line
	 (cond
	  ((integerp notmuch-column-control)
	   (max 1
		(/ (- (window-width) notmuch-hello-indent)
		   ;; Count is 9 wide (8 digits plus space), 1 for the space
		   ;; after the name.
		   (+ 9 1 (max notmuch-column-control widest)))))

	  ((floatp notmuch-column-control)
	   (let* ((available-width (- (window-width) notmuch-hello-indent))
		  (proposed-width (max (* available-width notmuch-column-control) widest)))
	     (floor available-width proposed-width)))

	  (t
	   (max 1
		(/ (- (window-width) notmuch-hello-indent)
		   ;; Count is 9 wide (8 digits plus space), 1 for the space
		   ;; after the name.
		   (+ 9 1 widest)))))))

    (cons tags-per-line (/ (max 1
				(- (window-width) notmuch-hello-indent
				   ;; Count is 9 wide (8 digits plus
				   ;; space), 1 for the space after the
				   ;; name.
				   (* tags-per-line (+ 9 1))))
			   tags-per-line))))

(defun notmuch-hello-insert-tags (tag-alist widest target)
  (let* ((tags-and-width (notmuch-hello-tags-per-line widest))
	 (tags-per-line (car tags-and-width))
	 (widest (cdr tags-and-width))
	 (count 0)
	 (reordered-list (notmuch-hello-reflect tag-alist tags-per-line))
	 ;; Hack the display of the buttons used.
	 (widget-push-button-prefix "")
	 (widget-push-button-suffix "")
	 (found-target-pos nil))
    ;; dme: It feels as though there should be a better way to
    ;; implement this loop than using an incrementing counter.
    (mapc (lambda (elem)
	    ;; (not elem) indicates an empty slot in the matrix.
	    (when elem
	      (let* ((name (car elem))
		     (query (cdr elem))
		     (formatted-name (format "%s " name)))
		(widget-insert (format "%8s "
				       (notmuch-hello-nice-number
					(string-to-number (notmuch-saved-search-count query)))))
		(if (string= formatted-name target)
		    (setq found-target-pos (point-marker)))
		(widget-create 'push-button
			       :notify #'notmuch-hello-widget-search
			       :notmuch-search-terms query
			       formatted-name)
		(unless (eq (% count tags-per-line) (1- tags-per-line))
		  ;; If this is not the last tag on the line, insert
		  ;; enough space to consume the rest of the column.
		  ;; Because the button for the name is `(1+ (length
		  ;; name))' long (due to the trailing space) we can
		  ;; just insert `(- widest (length name))' spaces - the
		  ;; column separator is included in the button if
		  ;; `(equal widest (length name)'.
		  (widget-insert (make-string (max 1
						   (- widest (length name)))
					      ? )))))
	    (setq count (1+ count))
	    (if (eq (% count tags-per-line) 0)
		(widget-insert "\n")))
	  reordered-list)

    ;; If the last line was not full (and hence did not include a
    ;; carriage return), insert one now.
    (unless (eq (% count tags-per-line) 0)
      (widget-insert "\n"))
    found-target-pos))

(defimage notmuch-hello-logo ((:type png :file "notmuch-logo.png")))

(defun notmuch-hello-search-continuation()
  (notmuch-hello-update t))

(defun notmuch-hello-update (&optional no-display)
  "Update the current notmuch view."
  ;; Lazy - rebuild everything.
  (interactive)
  (notmuch-hello no-display))

(defun notmuch-hello-poll-and-update ()
  "Invoke `notmuch-poll' to import mail, then refresh the current view."
  (interactive)
  (notmuch-poll)
  (notmuch-hello-update))


(defvar notmuch-hello-mode-map
  (let ((map (make-sparse-keymap)))
    (set-keymap-parent map widget-keymap)
    (define-key map "v" (lambda () "Display the notmuch version" (interactive)
			  (message "notmuch version %s" (notmuch-version))))
    (define-key map "?" 'notmuch-help)
    (define-key map "q" 'notmuch-kill-this-buffer)
    (define-key map "=" 'notmuch-hello-update)
    (define-key map "G" 'notmuch-hello-poll-and-update)
    (define-key map (kbd "<C-tab>") 'widget-backward)
    (define-key map "m" 'notmuch-mua-new-mail)
    (define-key map "s" 'notmuch-hello-search)
    map)
  "Keymap for \"notmuch hello\" buffers.")
(fset 'notmuch-hello-mode-map notmuch-hello-mode-map)

(defun notmuch-hello-mode ()
 "Major mode for convenient notmuch navigation. This is your entry portal into notmuch.

Complete list of currently available key bindings:

\\{notmuch-hello-mode-map}"
 (interactive)
 (kill-all-local-variables)
 (use-local-map notmuch-hello-mode-map)
 (setq major-mode 'notmuch-hello-mode
       mode-name "notmuch-hello")
 (run-mode-hooks 'notmuch-hello-mode-hook)
 ;;(setq buffer-read-only t)
)

(defun notmuch-hello-generate-tag-alist ()
  "Return an alist from tags to queries to display in the all-tags section."
  (notmuch-remove-if-not
   #'cdr
   (mapcar (lambda (tag)
	     (cons tag
		   (cond
		    ((functionp notmuch-hello-tag-list-make-query)
		     (concat "tag:" tag " and ("
			     (funcall notmuch-hello-tag-list-make-query tag) ")"))
		    ((stringp notmuch-hello-tag-list-make-query)
		     (concat "tag:" tag " and ("
			     notmuch-hello-tag-list-make-query ")"))
		    (t (concat "tag:" tag)))))
	   (notmuch-remove-if-not
	    (lambda (tag)
	      (not (member tag notmuch-hello-hide-tags)))
	    (process-lines notmuch-command "search-tags")))))

;;;###autoload
(defun notmuch-hello (&optional no-display)
  "Run notmuch and display saved searches, known tags, etc."
  (interactive)

  ;; Jump through a hoop to get this value from the deprecated variable
  ;; name (`notmuch-folders') or from the default value.
  (unless notmuch-saved-searches
    (setq notmuch-saved-searches (notmuch-saved-searches)))

  (if no-display
      (set-buffer "*notmuch-hello*")
    (switch-to-buffer "*notmuch-hello*"))

  (let ((target (if (widget-at)
		   (widget-value (widget-at))
		 (condition-case nil
		     (progn
		       (widget-forward 1)
		       (widget-value (widget-at)))
		   (error nil))))
	(inhibit-read-only t))

    ;; Delete all editable widget fields.  Editable widget fields are
    ;; tracked in a buffer local variable `widget-field-list' (and
    ;; others).  If we do `erase-buffer' without properly deleting the
    ;; widgets, some widget-related functions are confused later.
    (mapc 'widget-delete widget-field-list)

    (erase-buffer)

    (unless (eq major-mode 'notmuch-hello-mode)
      (notmuch-hello-mode))

    (let ((all (overlay-lists)))
      ;; Delete all the overlays.
      (mapc 'delete-overlay (car all))
      (mapc 'delete-overlay (cdr all)))

    (when notmuch-show-logo
      (let ((image notmuch-hello-logo))
	;; The notmuch logo uses transparency. That can display poorly
	;; when inserting the image into an emacs buffer (black logo on
	;; a black background), so force the background colour of the
	;; image. We use a face to represent the colour so that
	;; `defface' can be used to declare the different possible
	;; colours, which depend on whether the frame has a light or
	;; dark background.
	(setq image (cons 'image
			  (append (cdr image)
				  (list :background (face-background 'notmuch-hello-logo-background)))))
	(insert-image image))
      (widget-insert "  "))

    (widget-insert "Welcome to ")
    ;; Hack the display of the links used.
    (let ((widget-link-prefix "")
	  (widget-link-suffix ""))
      (widget-create 'link
		     :notify (lambda (&rest ignore)
			       (browse-url notmuch-hello-url))
		     :help-echo "Visit the notmuch website."
		     "notmuch")
      (widget-insert ". ")
      (widget-insert "You have ")
      (widget-create 'link
		     :notify (lambda (&rest ignore)
			       (notmuch-hello-update))
		     :help-echo "Refresh"
		     (notmuch-hello-nice-number
		      (string-to-number (car (process-lines notmuch-command "count")))))
      (widget-insert " messages.\n"))

    (let ((found-target-pos nil)
	  (final-target-pos nil)
	  (default-pos))
      (let* ((saved-alist
	      ;; Filter out empty saved searches if required.
	      (if notmuch-show-empty-saved-searches
		  notmuch-saved-searches
		(loop for elem in notmuch-saved-searches
		      if (> (string-to-number (notmuch-saved-search-count (cdr elem))) 0)
		      collect elem)))
	     (saved-widest (notmuch-hello-longest-label saved-alist))
	     (alltags-alist (if notmuch-show-all-tags-list (notmuch-hello-generate-tag-alist)))
	     (alltags-widest (notmuch-hello-longest-label alltags-alist))
	     (widest (max saved-widest alltags-widest)))

	(when saved-alist
	  ;; Sort saved searches if required.
	  (when notmuch-saved-search-sort-function
	    (setq saved-alist
		  (funcall notmuch-saved-search-sort-function saved-alist)))
	  (widget-insert "\nSaved searches: ")
	  (widget-create 'push-button
			 :notify (lambda (&rest ignore)
				   (customize-variable 'notmuch-saved-searches))
			 "edit")
	  (widget-insert "\n\n")
	  (setq final-target-pos (point-marker))
	  (let ((start (point)))
	    (setq found-target-pos (notmuch-hello-insert-tags saved-alist widest target))
	    (if found-target-pos
		(setq final-target-pos found-target-pos))
	    (indent-rigidly start (point) notmuch-hello-indent)))

	(widget-insert "\nSearch: ")
	(setq default-pos (point-marker))
	(widget-create 'editable-field
		       ;; Leave some space at the start and end of the
		       ;; search boxes.
		       :size (max 8 (- (window-width) notmuch-hello-indent
				       (length "Search: ")))
		       :action (lambda (widget &rest ignore)
				 (notmuch-hello-search (widget-value widget))))
	;; Add an invisible dot to make `widget-end-of-line' ignore
	;; trailing spaces in the search widget field.  A dot is used
	;; instead of a space to make `show-trailing-whitespace'
	;; happy, i.e. avoid it marking the whole line as trailing
	;; spaces.
	(widget-insert ".")
	(put-text-property (1- (point)) (point) 'invisible t)
	(widget-insert "\n")

	(when notmuch-search-history
	  (widget-insert "\nRecent searches: ")
	  (widget-create 'push-button
			 :notify (lambda (&rest ignore)
				   (setq notmuch-search-history nil)
				   (notmuch-hello-update))
			 "clear")
	  (widget-insert "\n\n")
	  (let ((start (point)))
	    (loop for i from 1 to notmuch-hello-recent-searches-max
		  for search in notmuch-search-history do
		    (let ((widget-symbol (intern (format "notmuch-hello-search-%d" i))))
		      (set widget-symbol
			   (widget-create 'editable-field
					  ;; Don't let the search boxes be
					  ;; less than 8 characters wide.
					  :size (max 8
						     (- (window-width)
							;; Leave some space
							;; at the start and
							;; end of the
							;; boxes.
							(* 2 notmuch-hello-indent)
							;; 1 for the space
							;; before the
							;; `[save]' button. 6
							;; for the `[save]'
							;; button.
							1 6))
					  :action (lambda (widget &rest ignore)
						    (notmuch-hello-search (widget-value widget)))
					  search))
		      (widget-insert " ")
		      (widget-create 'push-button
				     :notify (lambda (widget &rest ignore)
					       (notmuch-hello-add-saved-search widget))
				     :notmuch-saved-search-widget widget-symbol
				     "save"))
		    (widget-insert "\n"))
	    (indent-rigidly start (point) notmuch-hello-indent)))

	(when alltags-alist
	  (widget-insert "\nAll tags: ")
	  (widget-create 'push-button
			 :notify (lambda (widget &rest ignore)
				   (setq notmuch-show-all-tags-list nil)
				   (notmuch-hello-update))
			 "hide")
	  (widget-insert "\n\n")
	  (let ((start (point)))
	    (setq found-target-pos (notmuch-hello-insert-tags alltags-alist widest target))
	    (unless final-target-pos
	      (setq final-target-pos found-target-pos))
	    (indent-rigidly start (point) notmuch-hello-indent)))

	(widget-insert "\n")

	(unless notmuch-show-all-tags-list
	  (widget-create 'push-button
			 :notify (lambda (widget &rest ignore)
				   (setq notmuch-show-all-tags-list t)
				   (notmuch-hello-update))
			 "Show all tags")))

      (let ((start (point)))
	(widget-insert "\n\n")
	(widget-insert "Type a search query and hit RET to view matching threads.\n")
	(when notmuch-search-history
	  (widget-insert "Hit RET to re-submit a previous search. Edit it first if you like.\n")
	  (widget-insert "Save recent searches with the `save' button.\n"))
	(when notmuch-saved-searches
	  (widget-insert "Edit saved searches with the `edit' button.\n"))
	(widget-insert "Hit RET or click on a saved search or tag name to view matching threads.\n")
	(widget-insert "`=' to refresh this screen. `s' to search messages. `q' to quit.\n")
	(let ((fill-column (- (window-width) notmuch-hello-indent)))
	  (center-region start (point))))

      (widget-setup)

      (when final-target-pos
	(goto-char final-target-pos)
	(unless (widget-at)
	  (widget-forward 1)))

      (unless (widget-at)
	(goto-char default-pos))))

  (run-hooks 'notmuch-hello-refresh-hook))

(defun notmuch-folder ()
  "Deprecated function for invoking notmuch---calling `notmuch' is preferred now."
  (interactive)
  (notmuch-hello))

;;

(provide 'notmuch-hello)