--- /dev/null
+;;; riece-layout.el --- layout management -*- lexical-binding: t -*-
+;; Copyright (C) 1998-2003 Daiki Ueno
+
+;; Author: Daiki Ueno <ueno@unixuser.org>
+;; TAKAHASHI 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)
+ ("one-window" riece-configure-windows-one-window)
+ ("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 '(repeat (choice (list :tag "Layout"
+ (string :tag "Name")
+ (function :tag "Configure function")
+ (repeat :tag "Parameters" :inline t symbol))
+ (cons :tag "Alias" string string)))
+ :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)))))
+
+(defun riece-configure-windows-one-window ()
+ ;; Can't expand minibuffer to full frame.
+ (if (eq (selected-window) (minibuffer-window))
+ (other-window 1))
+ (delete-other-windows)
+ (set-window-buffer (selected-window) riece-dialogue-buffer))
+
+(provide 'riece-layout)
+
+;;; riece-layout.el ends here
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