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;;; cal-x.el --- calendar windows in dedicated frames in x-windows
;; Copyright (C) 1994 Free Software Foundation, Inc.
;; Author: Michael Kifer <kifer@cs.sunysb.edu>
;; Edward M. Reingold <reingold@cs.uiuc.edu>
;; Modified for XEmacs by: Chuck Thompson <cthomp@cs.uiuc.edu>
;; Keywords: calendar
;; Human-Keywords: calendar, dedicated frames, x-windows
;; 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, 675 Mass Ave, Cambridge, MA 02139, USA.
;;; Commentary:
;; This collection of functions implements dedicated frames in x-windows for
;; calendar.el.
;; Comments, corrections, and improvements should be sent to
;; Edward M. Reingold Department of Computer Science
;; (217) 333-6733 University of Illinois at Urbana-Champaign
;; reingold@cs.uiuc.edu 1304 West Springfield Avenue
;; Urbana, Illinois 61801
;;; Code:
(require 'calendar)
(if (not (fboundp 'calendar-basic-setup))
(fset 'calendar-basic-setup (symbol-function 'calendar)))
;;;###autoload
(defvar calendar-setup 'one-frame
"The frame set up of the calendar.
The choices are `one-frame' (calendar and diary together in one separate,
dediciated frame) or `two-frames' (calendar and diary in separate, dedicated
frames); with any other value the current frame is used.")
(defun calendar (&optional arg)
"Choose between the one frame, two frame, or basic calendar displays.
The original function `calendar' has been renamed `calendar-basic-setup'."
(interactive "P")
(cond ((equal calendar-setup 'one-frame) (calendar-one-frame-setup arg))
((equal calendar-setup 'two-frames) (calendar-two-frame-setup arg))
(t (calendar-basic-setup arg))))
(defvar calendar-frame nil "Frame in which to display the calendar.")
(defvar diary-frame nil "Frame in which to display the diary.")
(defvar diary-frame-parameters
'((name . "Diary") (height . 10) (width . 80) (unsplittable . t)
(font . "6x13") (auto-lower . t) (auto-raise . t) (minibuffer . nil))
"Parameters of the diary frame, if the diary is in its own frame.
Location and color should be set in .Xdefaults.")
(defvar calendar-frame-parameters
'((name . "Calendar") (minibuffer . nil) (height . 10) (width . 80)
(auto-raise . t) (auto-lower . t) (font . "6x13") (unsplittable . t)
(vertical-scroll-bars . nil))
"Parameters of the calendar frame, if the calendar is in a separate frame.
Location and color should be set in .Xdefaults.")
(defvar calendar-and-diary-frame-parameters
'((name . "Calendar") (height . 28) (width . 80) (minibuffer . nil)
(font . "6x13") (auto-raise . t) (auto-lower . t))
"Parameters of the frame that displays both the calendar and the diary.
Location and color should be set in .Xdefaults.")
(defvar calendar-after-frame-setup-hooks nil
"Hooks to be run just after setting up a calendar frame.
Can be used to change frame parameters, such as font, color, location, etc.")
(defun calendar-not-using-window-system-p ()
"Return t if not running under a window system."
(if (fboundp 'device-type)
(not (eq (device-type (selected-device)) 'x))
(not window-system)))
(defun calendar-deiconify-frame (frame)
"Deiconify the given frame if it is currently iconified."
(if (string-match "XEmacs" emacs-version)
(if (frame-iconified-p frame)
(deiconify-frame frame))
(if (eq 'icon (cdr (assoc 'visibility (frame-parameters frame))))
;; This isn't necessary going to do what is intended since it
;; only works with the selected frame.
(iconify-or-deiconify-frame))))
(defun calendar-one-frame-setup (&optional arg)
"Start calendar and display it in a dedicated frame together with the diary."
(if (calendar-not-using-window-system-p)
(calendar-basic-setup arg)
(if (frame-live-p calendar-frame) (delete-frame calendar-frame))
(if (frame-live-p diary-frame) (delete-frame diary-frame))
(let ((special-display-buffer-names nil)
(view-diary-entries-initially t))
(save-window-excursion
(save-excursion
(setq calendar-frame
(make-frame calendar-and-diary-frame-parameters))
(run-hooks 'calendar-after-frame-setup-hooks)
(select-frame calendar-frame)
(calendar-deiconify-frame calendar-frame)
(calendar-basic-setup arg)
(set-window-dedicated-p (selected-window) 'calendar)
(set-window-dedicated-p
(display-buffer
(if (not (memq 'fancy-diary-display diary-display-hook))
(get-file-buffer diary-file)
(if (not (bufferp (get-buffer fancy-diary-buffer)))
(make-fancy-diary-buffer))
fancy-diary-buffer))
'diary))))))
(defun calendar-two-frame-setup (&optional arg)
"Start calendar and diary in separate, dedicated frames."
(if (calendar-not-using-window-system-p)
(calendar-basic-setup arg)
(if (frame-live-p calendar-frame) (delete-frame calendar-frame))
(if (frame-live-p diary-frame) (delete-frame diary-frame))
(let ((pop-up-windows nil)
(view-diary-entries-initially nil)
(special-display-buffer-names nil))
(save-window-excursion
(save-excursion (calendar-basic-setup arg))
(setq calendar-frame (make-frame calendar-frame-parameters))
(run-hooks 'calendar-after-frame-setup-hooks)
(select-frame calendar-frame)
(calendar-deiconify-frame calendar-frame)
(display-buffer calendar-buffer)
(set-window-dedicated-p (selected-window) 'calendar)
(setq diary-frame (make-frame diary-frame-parameters))
(run-hooks 'calendar-after-frame-setup-hooks)
(select-frame diary-frame)
(calendar-deiconify-frame diary-frame)
(save-excursion (diary))
(set-window-dedicated-p
(display-buffer
(if (not (memq 'fancy-diary-display diary-display-hook))
(get-file-buffer diary-file)
(if (not (bufferp (get-buffer fancy-diary-buffer)))
(make-fancy-diary-buffer))
fancy-diary-buffer))
'diary)))))
(defun make-fancy-diary-buffer ()
(save-excursion
(set-buffer (get-buffer-create fancy-diary-buffer))
(setq buffer-read-only nil)
(make-local-variable 'mode-line-format)
(calendar-set-mode-line "Diary Entries")
(erase-buffer)
(set-buffer-modified-p nil)
(setq buffer-read-only t)))
(if (not (string-match "XEmacs" emacs-version))
(setq special-display-buffer-names
(append special-display-buffer-names
(list "*Yahrzeits*" lunar-phases-buffer holiday-buffer
fancy-diary-buffer (get-file-buffer diary-file)
calendar-buffer))))
(run-hooks 'cal-x-load-hook)
(provide 'cal-x)
;;; cal-x.el ends here
|
