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Use new macro `org-with-gensyms' 

* org-macs.el (org-preserve-lc, org-with-point-at)
(org-with-remote-undo, org-save-outline-visibility): Use new macro
`org-with-gensyms'.
This commit is contained in:
David Maus 2011-08-10 07:33:43 +02:00
parent 4fe8369dae
commit 79605a9007
1 changed files with 47 additions and 43 deletions
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64
lisp/org-macs.el
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@ -110,12 +110,13 @@ Also, do not record undo information."
s))
(defmacro org-preserve-lc (&rest body)
`(let ((_line (org-current-line))
(_col (current-column)))
(org-with-gensyms (line col)
`(let ((,line (org-current-line))
(,col (current-column)))
(unwind-protect
(progn ,@body)
(org-goto-line _line)
(org-move-to-column _col))))
(org-goto-line ,line)
(org-move-to-column ,col)))))
(defmacro org-without-partial-completion (&rest body)
`(if (and (boundp 'partial-completion-mode)
@ -142,12 +143,13 @@ We use a macro so that the test can happen at compilation time."
(defmacro org-with-point-at (pom &rest body)
"Move to buffer and point of point-or-marker POM for the duration of BODY."
`(let ((pom ,pom))
(org-with-gensyms (mpom)
`(let ((,mpom ,pom))
(save-excursion
(if (markerp pom) (set-buffer (marker-buffer pom)))
(if (markerp ,mpom) (set-buffer (marker-buffer ,mpom)))
(save-excursion
(goto-char (or pom (point)))
,@body))))
(goto-char (or ,mpom (point)))
,@body)))))
(put 'org-with-point-at 'lisp-indent-function 1)
(defmacro org-no-warnings (&rest body)
@ -180,26 +182,27 @@ We use a macro so that the test can happen at compilation time."
(defmacro org-with-remote-undo (_buffer &rest _body)
"Execute BODY while recording undo information in two buffers."
`(let ((_cline (org-current-line))
(_cmd this-command)
(_buf1 (current-buffer))
(_buf2 ,_buffer)
(_undo1 buffer-undo-list)
(_undo2 (with-current-buffer ,_buffer buffer-undo-list))
_c1 _c2)
(org-with-gensyms (cline cmd buf1 buf2 undo1 undo2 c1 c2)
`(let ((,cline (org-current-line))
(,cmd this-command)
(,buf1 (current-buffer))
(,buf2 ,_buffer)
(,undo1 buffer-undo-list)
(,undo2 (with-current-buffer ,_buffer buffer-undo-list))
,c1 ,c2)
,@_body
(when org-agenda-allow-remote-undo
(setq _c1 (org-verify-change-for-undo
_undo1 (with-current-buffer _buf1 buffer-undo-list))
_c2 (org-verify-change-for-undo
_undo2 (with-current-buffer _buf2 buffer-undo-list)))
(when (or _c1 _c2)
(setq ,c1 (org-verify-change-for-undo
,undo1 (with-current-buffer ,buf1 buffer-undo-list))
,c2 (org-verify-change-for-undo
,undo2 (with-current-buffer ,buf2 buffer-undo-list)))
(when (or ,c1 ,c2)
;; make sure there are undo boundaries
(and _c1 (with-current-buffer _buf1 (undo-boundary)))
(and _c2 (with-current-buffer _buf2 (undo-boundary)))
(and ,c1 (with-current-buffer ,buf1 (undo-boundary)))
(and ,c2 (with-current-buffer ,buf2 (undo-boundary)))
;; remember which buffer to undo
(push (list _cmd _cline _buf1 _c1 _buf2 _c2)
org-agenda-undo-list)))))
(push (list ,cmd ,cline ,buf1 ,c1 ,buf2 ,c2)
org-agenda-undo-list))))))
(put 'org-with-remote-undo 'lisp-indent-function 1)
(defmacro org-no-read-only (&rest body)
@ -331,18 +334,19 @@ but it also means that the buffer should stay alive
during the operation, because otherwise all these markers will
point nowhere."
(declare (indent 1))
`(let ((data (org-outline-overlay-data ,use-markers))
rtn)
(org-with-gensyms (data rtn)
`(let ((,data (org-outline-overlay-data ,use-markers))
,rtn)
(unwind-protect
(progn
(setq rtn (progn ,@body))
(org-set-outline-overlay-data data))
(setq ,rtn (progn ,@body))
(org-set-outline-overlay-data ,data))
(when ,use-markers
(mapc (lambda (c)
(and (markerp (car c)) (move-marker (car c) nil))
(and (markerp (cdr c)) (move-marker (cdr c) nil)))
data)))
rtn))
,data)))
,rtn)))
(defmacro org-with-wide-buffer (&rest body)
"Execute body while temporarily widening the buffer."