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;;; riece-layout.el --- layout management
;; Copyright (C) 1998-2003 Daiki Ueno
;; Author: Daiki Ueno <ueno@unixuser.org>
;; TAKAHASHI "beatmaria" Kaoru <kaoru@kaisei.org>
;; Keywords: IRC, riece
;; This file is part of Riece.
;; This program 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.
;; This program 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.
;;; Code:
(require 'riece-globals)
(require 'riece-misc)
(defgroup riece-layout nil
"Window layouts."
:prefix "riece-"
:group 'riece)
(defcustom riece-layout "default"
"Current layout setting."
:type 'string
:group 'riece-layout)
(defcustom riece-layout-alist
'(("middle-right" riece-configure-windows right middle)
("middle-left" riece-configure-windows left middle)
("top-right" riece-configure-windows right top)
("top-left" riece-configure-windows left top)
("bottom-right" riece-configure-windows right bottom)
("bottom-left" riece-configure-windows left bottom)
("top" riece-configure-windows-top)
("spiral" riece-configure-windows-spiral)
("default" . "middle-right"))
"An alist mapping the names to layout functions.
An element of this alist is either in the following forms:
\(NAME CONFIGURE-FUNCTION [PARAMETERS]\)
\(NAME1 . NAME2\)
In the first form, NAME is a string which specifies the layout
setting, and CONFIGURE-FUNCTION is a function which does window
splitting, etc. PARAMETERS are collected and passed to CONFIGURE-FUNCTION.
In the second form, NAME1 is an alias for NAME2."
:type 'list
:group 'riece-layout)
(defun riece-redraw-layout (&optional force)
"Reconfigure windows with the current layout.
If optional argument FORCE is non-nil, window reconfiguration will
happen unconditionally."
(let ((layout (cdr (assoc riece-layout riece-layout-alist))))
(unless layout
(error "No such layout!"))
(if (stringp layout)
(let ((riece-layout layout))
(riece-redraw-layout force))
(if (or force
(riece-reconfigure-windows-predicate))
(apply (car layout) (cdr layout))))))
(defun riece-set-window-points ()
(if (get-buffer-window riece-user-list-buffer)
(with-current-buffer riece-user-list-buffer
(unless (riece-frozen riece-user-list-buffer)
(set-window-start (get-buffer-window riece-user-list-buffer)
(point-min)))))
(if (get-buffer-window riece-channel-list-buffer)
(with-current-buffer riece-channel-list-buffer
(unless (riece-frozen riece-channel-list-buffer)
(set-window-start (get-buffer-window riece-channel-list-buffer)
(point-min)))))
(if (and riece-channel-buffer
(get-buffer-window riece-channel-buffer))
(with-current-buffer riece-channel-buffer
(if (riece-frozen riece-channel-buffer)
(if riece-channel-buffer-window-point
(set-window-point (get-buffer-window riece-channel-buffer)
riece-channel-buffer-window-point))
(set-window-point (get-buffer-window riece-channel-buffer)
(point-max)))))
(if (get-buffer-window riece-others-buffer)
(with-current-buffer riece-others-buffer
(unless (riece-frozen riece-others-buffer)
(set-window-point (get-buffer-window riece-others-buffer)
(point-max)))))
(if (get-buffer-window riece-dialogue-buffer)
(with-current-buffer riece-dialogue-buffer
(unless (riece-frozen riece-dialogue-buffer)
(set-window-point (get-buffer-window riece-dialogue-buffer)
(point-max))))))
(defun riece-reconfigure-windows-predicate ()
"Return t, if window reconfiguration is needed.
This function is used by \"default\" layout."
(memq (window-buffer (selected-window))
riece-buffer-list))
(defun riece-configure-windows (hpos vpos)
(let ((buffer (window-buffer))
(show-user-list
(and riece-user-list-buffer-mode
riece-current-channel
;; User list buffer is nuisance for private conversation.
(riece-channel-p (riece-identity-prefix
riece-current-channel)))))
;; Can't expand minibuffer to full frame.
(if (eq (selected-window) (minibuffer-window))
(other-window 1))
(delete-other-windows)
(if (and riece-current-channel
(or show-user-list riece-channel-list-buffer-mode))
(let ((rest-window (split-window (selected-window)
(if (eq hpos 'left)
(- (window-width)
(/ (window-width) 5))
(/ (window-width) 5))
t)))
(when (eq hpos 'left)
(setq rest-window (selected-window))
(other-window 1))
(if (and show-user-list riece-channel-list-buffer-mode)
(progn
(set-window-buffer (split-window)
riece-channel-list-buffer)
(set-window-buffer (selected-window)
riece-user-list-buffer))
(if show-user-list
(set-window-buffer (selected-window)
riece-user-list-buffer)
(if riece-channel-list-buffer-mode
(set-window-buffer (selected-window)
riece-channel-list-buffer))))
(select-window rest-window)))
(if (and riece-current-channel
riece-channel-buffer-mode)
(progn
(if (eq vpos 'top)
(let ((rest-window (split-window nil 4)))
(set-window-buffer (selected-window)
riece-command-buffer)
(select-window rest-window)
(if riece-others-buffer-mode
(set-window-buffer (split-window rest-window)
riece-others-buffer))
(set-window-buffer (selected-window)
riece-channel-buffer))
(if (and (eq vpos 'middle)
riece-others-buffer-mode)
(let ((rest-window (split-window)))
(set-window-buffer (selected-window)
riece-channel-buffer)
(set-window-buffer (split-window rest-window 4)
riece-others-buffer)
(set-window-buffer rest-window
riece-command-buffer))
(let ((rest-window (split-window nil (- (window-height) 4))))
(if riece-others-buffer-mode
(progn
(set-window-buffer (selected-window)
riece-others-buffer)
(set-window-buffer (split-window)
riece-channel-buffer))
(set-window-buffer (selected-window)
riece-channel-buffer))
(set-window-buffer rest-window
riece-command-buffer)))))
(if (eq vpos 'bottom)
(progn
(set-window-buffer (selected-window)
riece-command-buffer)
(set-window-buffer (split-window (selected-window) 4)
riece-dialogue-buffer))
(set-window-buffer (split-window (selected-window) 4)
riece-dialogue-buffer)
(set-window-buffer (selected-window)
riece-command-buffer)))
(riece-set-window-points)
(select-window (or (get-buffer-window buffer)
(get-buffer-window riece-command-buffer)))))
(defun riece-configure-windows-top (&rest plist)
"Candidate of `riece-configure-windows-function'.
PLIST accept :command-height, :user-list-width, and :channel-list-width."
(let ((command-height (or (plist-get plist :command-height) 4))
(user-list-width (or (plist-get plist :user-list-width) (+ 9 1 1)))
(channel-list-width (or (plist-get plist :channel-list-width) 18))
(buffer (window-buffer))
(show-user-list
(and riece-user-list-buffer-mode
riece-current-channel
;; User list buffer is nuisance for private conversation.
(riece-channel-p (riece-identity-prefix
riece-current-channel)))))
;; Can't expand minibuffer to full frame.
(when (eq (selected-window) (minibuffer-window))
(other-window 1))
(delete-other-windows)
;; top of frame
(let ((rest-window (split-window (selected-window) command-height)))
(set-window-buffer (selected-window)
riece-command-buffer)
(select-window rest-window))
;; middle of frame (vertical-spilit when need)
(when (or (and riece-current-channel riece-channel-buffer-mode)
show-user-list)
(let ((rest-window
(split-window (selected-window)
(/ (* 5 (+ (window-height) command-height)) 8))))
(cond
;; channel-buffer + user-list
((and show-user-list
(and riece-current-channel riece-channel-buffer-mode))
(let ((user-list-window (split-window (selected-window) nil t)))
(set-window-buffer (selected-window) riece-channel-buffer)
(set-window-buffer user-list-window riece-user-list-buffer)
(select-window user-list-window)
(shrink-window-horizontally (- (window-width) user-list-width))))
;; only user-list
(show-user-list
(set-window-buffer (selected-window) riece-user-list-buffer))
;; only channel-buffer
(riece-channel-buffer-mode
(set-window-buffer (selected-window) riece-channel-buffer)))
(select-window rest-window)))
;; bottom of frame
(if (and riece-current-channel
riece-channel-list-buffer-mode)
(let ((channel-list-window (split-window (selected-window) nil t)))
(set-window-buffer (selected-window) riece-others-buffer)
(set-window-buffer channel-list-window riece-channel-list-buffer)
(select-window channel-list-window)
(shrink-window-horizontally (- (window-width) channel-list-width)))
(set-window-buffer (selected-window) riece-dialogue-buffer))
(riece-set-window-points)
(select-window (or (get-buffer-window buffer)
(get-buffer-window riece-command-buffer)))))
;; +---+-------------------+---+
;; | c | channel | u |
;; | h | | s |
;; | a | | e |
;; | n |-------------------+ r | | +---+
;; | n | command | s | | | |
;; | e +-------------------+---+ | +-> |
;; | l | others | +-----+
;; | s | |
;; +---+-----------------------+
(defun riece-configure-windows-spiral ()
"spiral placement of windows"
;; (interactive)
(let ((command-height 4)
(users-width 15)
(channels-width 30)
(buffer (window-buffer)))
(when (eq (selected-window) (minibuffer-window)) (other-window 1))
(delete-other-windows)
;; (1) create channels window
(let ((rest (split-window (selected-window) channels-width t)))
(set-window-buffer (selected-window) riece-channel-list-buffer)
(select-window rest))
;; (2) create others window
(set-window-buffer (split-window (selected-window)
(+ (/ (window-height) 2)
command-height))
riece-others-buffer)
;; (3) create users window
(set-window-buffer (split-window (selected-window)
(- (window-width) users-width) t)
riece-user-list-buffer)
;; (4) create current channel window
(let ((rest (split-window (selected-window)
(- (window-height) command-height))))
(set-window-buffer rest riece-command-buffer)
(set-window-buffer (selected-window) riece-channel-buffer))
(riece-set-window-points)
(select-window (or (get-buffer-window buffer)
(get-buffer-window riece-command-buffer)))))
(provide 'riece-layout)
;;; riece-layout.el ends here
|
