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authorBill Wohler <wohler@newt.com>2006-01-11 19:50:07 +0000
committerBill Wohler <wohler@newt.com>2006-01-11 19:50:07 +0000
commit9c2cf222ca61e490c5fd52f712ffe3ec5a3e4da5 (patch)
treeab6930e9f90ae4505c62698842023b4b177c592b /lisp/mh-e/mh-buffers.el
parent4076cbf66cef35e6682dbdef56eb127d0bb0fdbf (diff)
downloademacs-9c2cf222ca61e490c5fd52f712ffe3ec5a3e4da5.tar.gz
* Makefile (MH_E_SRC): Add mh-buffers.el.
* emacs/lisp/Makefile.in (MH_E_SRC): Rename from MH-E-SRC since the dashes can give some systems gas. Add new file mh-buffers.el. * emacs/lisp/mh-e/mh-buffers.el: New file. Contains constants and code from mh-index.el and mh-utils.el. * emacs/lisp/mh-e/mh-alias.el: * emacs/lisp/mh-e/mh-comp.el: * emacs/lisp/mh-e/mh-e.el: * emacs/lisp/mh-e/mh-funcs.el: * emacs/lisp/mh-e/mh-init.el: * emacs/lisp/mh-e/mh-junk.el: * emacs/lisp/mh-e/mh-mime.el: * emacs/lisp/mh-e/mh-print.el: * emacs/lisp/mh-e/mh-seq.el: Require new file mh-buffers.el. * emacs/lisp/mh-e/mh-index.el: Require new file mh-buffers.el. (mh-index-temp-buffer, mh-checksum-buffer): Move to new file mh-buffers.el. * emacs/lisp/mh-e/mh-utils.el: Require new file mh-buffers.el. (mh-temp-buffer, mh-temp-fetch-buffer) (mh-aliases-buffer, mh-folders-buffer, mh-help-buffer) (mh-info-buffer, mh-log-buffer, mh-mail-delivery-buffer) (mh-recipients-buffer, mh-sequences-buffer, mh-log-buffer-lines) (mh-truncate-log-buffer): Move to new file mh-buffers.el.
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+;;; mh-buffers.el --- Temporary buffer constants and utilities used by MH-E
+
+;; Copyright (C) 1993, 1995, 1997,
+;; 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+
+;; Author: Bill Wohler <wohler@newt.com>
+;; Maintainer: Bill Wohler <wohler@newt.com>
+;; Keywords: mail
+;; See: mh-e.el
+
+;; This file is part of GNU Emacs.
+
+;; GNU Emacs 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 2, or (at your option)
+;; any later version.
+
+;; GNU Emacs 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 GNU Emacs; see the file COPYING. If not, write to the
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
+
+;;; Commentary:
+
+;; Temporary buffer constants and utilities used by MH-E.
+
+;;; Change Log:
+
+;;; Code:
+
+;; The names of ephemeral buffers have a " *mh-" prefix (so that they
+;; are hidden and can be programmatically removed in mh-quit), and the
+;; variable names have the form mh-temp-.*-buffer.
+(defconst mh-temp-buffer " *mh-temp*") ;scratch
+(defconst mh-temp-checksum-buffer " *mh-checksum*")
+(defconst mh-temp-fetch-buffer " *mh-fetch*") ;wget/curl/fetch output
+(defconst mh-temp-index-buffer " *mh-index*")
+
+;; The names of MH-E buffers that are not ephemeral and can be used by
+;; the user (and deleted by the user when no longer needed) have a
+;; "*MH-E " prefix (so they can be programmatically removed in
+;; mh-quit), and the variable names have the form mh-.*-buffer.
+;; Temporary buffers for search results
+(defconst mh-aliases-buffer "*MH-E Aliases*") ;alias lookups
+(defconst mh-folders-buffer "*MH-E Folders*") ;folder list
+(defconst mh-help-buffer "*MH-E Help*") ;quick help
+(defconst mh-info-buffer "*MH-E Info*") ;version information buffer
+(defconst mh-log-buffer "*MH-E Log*") ;output of MH commands and so on
+(defconst mh-mail-delivery-buffer "*MH-E Mail Delivery*") ;mail delivery log
+(defconst mh-recipients-buffer "*MH-E Recipients*") ;killed when draft sent
+(defconst mh-sequences-buffer "*MH-E Sequences*") ;sequences list
+
+(defvar mh-log-buffer-lines 100
+ "Number of lines to keep in `mh-log-buffer'.")
+
+
+
+(defun mh-truncate-log-buffer ()
+ "If `mh-log-buffer' is too big then truncate it.
+If the number of lines in `mh-log-buffer' exceeds
+`mh-log-buffer-lines' then keep only the last
+`mh-log-buffer-lines'. As a side effect the point is set to the
+end of the log buffer.
+
+The function returns the size of the final size of the log buffer."
+ (with-current-buffer (get-buffer-create mh-log-buffer)
+ (goto-char (point-max))
+ (save-excursion
+ (when (equal (forward-line (- mh-log-buffer-lines)) 0)
+ (delete-region (point-min) (point))))
+ (unless (or (bobp)
+ (save-excursion
+ (and (equal (forward-line -1) 0) (equal (char-after) ? ))))
+ (insert "\n \n"))
+ (buffer-size)))
+
+(provide 'mh-buffers)
+
+;; Local Variables:
+;; indent-tabs-mode: nil
+;; sentence-end-double-space: nil
+;; End:
+
+;;; mh-buffers.el ends here