lisp/calendar/cal-x.el

   1 ;;; cal-x.el --- calendar windows in dedicated frames in x-windows
   2
   3 ;; Copyright (C) 1994, 1995 Free Software Foundation, Inc.
   4
   5 ;; Author: Michael Kifer <kifer@cs.sunysb.edu>
   6 ;;      Edward M. Reingold <reingold@cs.uiuc.edu>
   7 ;; Keywords: calendar
   8 ;; Human-Keywords: calendar, dedicated frames, x-windows
   9
  10 ;; This file is part of GNU Emacs.
  11
  12 ;; GNU Emacs is free software; you can redistribute it and/or modify
  13 ;; it under the terms of the GNU General Public License as published by
  14 ;; the Free Software Foundation; either version 2, or (at your option)
  15 ;; any later version.
  16
  17 ;; GNU Emacs is distributed in the hope that it will be useful,
  18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 ;; GNU General Public License for more details.
  21
  22 ;; You should have received a copy of the GNU General Public License
  23 ;; along with GNU Emacs; see the file COPYING.  If not, write to
  24 ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  25
  26 ;;; Commentary:
  27
  28 ;; This collection of functions implements dedicated frames in x-windows for
  29 ;; calendar.el.
  30
  31 ;; Comments, corrections, and improvements should be sent to
  32 ;;  Edward M. Reingold               Department of Computer Science
  33 ;;  (217) 333-6733                   University of Illinois at Urbana-Champaign
  34 ;;  reingold@cs.uiuc.edu             1304 West Springfield Avenue
  35 ;;                                   Urbana, Illinois 61801
  36
  37 ;;; Code:
  38
  39 (defvar calendar-frame nil "Frame in which to display the calendar.")
  40
  41 (defvar diary-frame nil "Frame in which to display the diary.")
  42
  43 (defvar diary-frame-parameters
  44   '((name . "Diary") (height . 10) (width . 80) (unsplittable . t)
  45     (font . "6x13") (auto-lower . t) (auto-raise . t) (minibuffer . nil))
  46   "Parameters of the diary frame, if the diary is in its own frame.
  47 Location and color should be set in .Xdefaults.")
  48
  49 (defvar calendar-frame-parameters
  50   '((name . "Calendar") (minibuffer . nil) (height . 10) (width . 80)
  51     (auto-raise . t) (auto-lower . t) (font . "6x13") (unsplittable . t)
  52     (vertical-scroll-bars . nil))
  53   "Parameters of the calendar frame, if the calendar is in a separate frame.
  54 Location and color should be set in .Xdefaults.")
  55
  56 (defvar calendar-and-diary-frame-parameters
  57   '((name . "Calendar") (height . 28) (width . 80) (minibuffer . nil)
  58     (font . "6x13") (auto-raise . t) (auto-lower . t))
  59   "Parameters of the frame that displays both the calendar and the diary.
  60 Location and color should be set in .Xdefaults.")
  61
  62 (defvar calendar-after-frame-setup-hooks nil
  63   "Hooks to be run just after setting up a calendar frame.
  64 Can be used to change frame parameters, such as font, color, location, etc.")
  65
  66 (defun calendar-one-frame-setup (&optional arg)
  67   "Start calendar and display it in a dedicated frame together with the diary."
  68   (if (not window-system)
  69       (calendar-basic-setup arg)
  70     (if (frame-live-p calendar-frame) (delete-frame calendar-frame))
  71     (if (frame-live-p diary-frame) (delete-frame diary-frame))
  72     (let ((special-display-buffer-names nil)
  73           (view-diary-entries-initially t))
  74       (save-window-excursion
  75         (save-excursion
  76           (setq calendar-frame
  77                 (make-frame calendar-and-diary-frame-parameters))
  78           (run-hooks 'calendar-after-frame-setup-hooks)
  79           (select-frame calendar-frame)
  80           (if (eq 'icon (cdr (assoc 'visibility
  81                                      (frame-parameters calendar-frame))))
  82               (iconify-or-deiconify-frame))
  83           (calendar-basic-setup arg)
  84           (set-window-dedicated-p (selected-window) 'calendar)
  85           (set-window-dedicated-p
  86            (display-buffer
  87             (if (not (memq 'fancy-diary-display diary-display-hook))
  88                 (get-file-buffer diary-file)
  89               (if (not (bufferp (get-buffer fancy-diary-buffer)))
  90                   (make-fancy-diary-buffer))
  91               fancy-diary-buffer))
  92            'diary))))))
  93
  94 (defun calendar-two-frame-setup (&optional arg)
  95   "Start calendar and diary in separate, dedicated frames."
  96   (if (not window-system)
  97       (calendar-basic-setup arg)
  98     (if (frame-live-p calendar-frame) (delete-frame calendar-frame))
  99     (if (frame-live-p diary-frame) (delete-frame diary-frame))
 100     (let ((pop-up-windows nil)
 101           (view-diary-entries-initially nil)
 102           (special-display-buffer-names nil))
 103       (save-window-excursion
 104         (save-excursion (calendar-basic-setup arg))
 105         (setq calendar-frame (make-frame calendar-frame-parameters))
 106         (run-hooks 'calendar-after-frame-setup-hooks)
 107         (select-frame calendar-frame)
 108         (if (eq 'icon (cdr (assoc 'visibility
 109                                   (frame-parameters calendar-frame))))
 110             (iconify-or-deiconify-frame))
 111         (display-buffer calendar-buffer)
 112         (set-window-dedicated-p (selected-window) 'calendar)
 113         (setq diary-frame (make-frame diary-frame-parameters))
 114         (run-hooks 'calendar-after-frame-setup-hooks)
 115         (select-frame diary-frame)
 116         (if (eq 'icon (cdr (assoc 'visibility
 117                                   (frame-parameters diary-frame))))
 118             (iconify-or-deiconify-frame))
 119         (save-excursion (diary))
 120         (set-window-dedicated-p
 121          (display-buffer
 122           (if (not (memq 'fancy-diary-display diary-display-hook))
 123               (get-file-buffer diary-file)
 124             (if (not (bufferp (get-buffer fancy-diary-buffer)))
 125                 (make-fancy-diary-buffer))
 126             fancy-diary-buffer))
 127          'diary)))))
 128
 129 (setq special-display-buffer-names
 130       (append special-display-buffer-names
 131               (list "*Yahrzeits*" lunar-phases-buffer holiday-buffer
 132                     fancy-diary-buffer (get-file-buffer diary-file)
 133                     calendar-buffer)))
 134
 135 (run-hooks 'cal-x-load-hook)
 136
 137 (provide 'cal-x)
 138
 139 ;;; cal-x.el ends here