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emacs: define new notmuch-search-item widget type

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This is complex enough to warrant a dedicated widget type,
which will make future improvements less messy to implement.
This commit is contained in:
Jonas Bernoulli 2021-01-10 15:00:39 +01:00 committed by David Bremner
parent d7b83385af
commit d931758a15
1 changed files with 45 additions and 47 deletions
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92
emacs/notmuch-hello.el
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@ -385,6 +385,40 @@ supported for \"Customized queries section\" items."
(format "%s%03d" notmuch-hello-thousands-separator elem))
(cdr result)))))
(define-widget 'notmuch-search-item 'item
"A recent search."
:format "%v\n"
:value-create 'notmuch-search-item-value-create)
(defun notmuch-search-item-value-create (widget)
(let ((value (widget-get widget :value)))
(widget-insert (make-string notmuch-hello-indent ?\s))
(widget-create 'editable-field
:size (widget-get widget :size)
:parent widget
:action #'notmuch-hello-search
value)
(widget-insert " ")
(widget-create 'push-button
:parent widget
:notify #'notmuch-hello-add-saved-search
"save")
(widget-insert " ")
(widget-create 'push-button
:parent widget
:notify #'notmuch-hello-delete-search-from-history
"del")))
(defun notmuch-search-item-field-width ()
(max 8 ; Don't let the search boxes be less than 8 characters wide.
(- (window-width)
notmuch-hello-indent ; space at bol
notmuch-hello-indent ; space at eol
1 ; for the space before the [save] button
6 ; for the [save] button
1 ; for the space before the [del] button
5))) ; for the [del] button
(defun notmuch-hello-search (widget &rest _event)
(let ((search (widget-value widget)))
(when search
@ -778,54 +812,18 @@ Complete list of currently available key bindings:
"Insert recent searches."
(when notmuch-search-history
(widget-insert "Recent searches: ")
(widget-create 'push-button
:notify (lambda (&rest ignore)
(when (y-or-n-p "Are you sure you want to clear the searches? ")
(setq notmuch-search-history nil)
(notmuch-hello-update)))
"clear")
(widget-create
'push-button
:notify (lambda (&rest _ignore)
(when (y-or-n-p "Are you sure you want to clear the searches? ")
(setq notmuch-search-history nil)
(notmuch-hello-update)))
"clear")
(widget-insert "\n\n")
(let ((start (point)))
(cl-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
;; 1 for the space
;; before the `[del]'
;; button. 5 for the
;; `[del]' button.
1 5))
:action #'notmuch-hello-search
search))
(widget-insert " ")
(widget-create 'push-button
:notify #'notmuch-hello-add-saved-search
:notmuch-saved-search-widget widget-symbol
"save")
(widget-insert " ")
(widget-create 'push-button
:notify #'notmuch-hello-delete-search-from-history
:notmuch-saved-search-widget widget-symbol
"del"))
(widget-insert "\n"))
(indent-rigidly start (point) notmuch-hello-indent))
nil))
(let ((width (notmuch-search-item-field-width)))
(dolist (search (seq-take notmuch-search-history
notmuch-hello-recent-searches-max))
(widget-create 'notmuch-search-item :value search :size width)))))
(defun notmuch-hello-insert-searches (title query-list &rest options)
"Insert a section with TITLE showing a list of buttons made from QUERY-LIST.