[Emacs-diffs] Changes to obsolete/bg-mouse.el

[Stefan Monnier]

CVSROOT:        /sources/emacs
Module name:    emacs
Changes by:     Stefan Monnier <monnier>        08/06/03 08:08:01

Index: obsolete/bg-mouse.el
===================================================================
RCS file: obsolete/bg-mouse.el
diff -N obsolete/bg-mouse.el
--- obsolete/bg-mouse.el        6 May 2008 04:27:25 -0000       1.9
+++ /dev/null   1 Jan 1970 00:00:00 -0000
@@ -1,308 +0,0 @@
-;;; bg-mouse.el --- GNU Emacs code for BBN Bitgraph mouse
-
-;; Copyright (C) 2001, 2002, 2003, 2004, 2005,
-;;   2006, 2007, 2008 Free Software Foundation, Inc.
-
-;; Author: John Robinson <address@hidden>
-;;     Stephen Gildea <address@hidden>
-;; Maintainer: FSF
-;; Keywords: hardware
-
-;; 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 3 of the License, 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.  If not, see <http://www.gnu.org/licenses/>.
-
-;;; Commentary:
-
-;; This file has been obsolete since Emacs 22.1.
-
-;;; Code:
-
-;;;  Original version by John Robinson (address@hidden, bbncca!jr), Oct 1985
-;;;  Modularized and enhanced by address@hidden Nov 1987
-;;;  Time stamp <89/03/21 14:27:08 gildea>
-
-;;;  User customization option:
-
-(defvar bg-mouse-fast-select-window nil
-  "*Non-nil for mouse hits to select new window, then execute; else just 
select.")
-
-;;; These numbers are summed to make the index into the mouse-map.
-;;; The low three bits correspond to what the mouse actually sends.
-(defconst bg-button-r 1)
-(defconst bg-button-m 2)
-(defconst bg-button-c 2)
-(defconst bg-button-l 4)
-(defconst bg-in-modeline 8)
-(defconst bg-in-scrollbar 16)
-(defconst bg-in-minibuf 24)
-
-;;; semicolon screws up indenting, so use this instead
-(defconst semicolon ?\;)
-
-(defvar bg-mouse-x)
-(defvar bg-mouse-y)
-(defvar bg-cursor-window)
-;; This variable does not exist since 1991, so it's a safe bet
-;; this package is not really used anymore.  Still...
-(defvar mouse-map)
-
-;;;  Defuns:
-
-(defun bg-mouse-report (prefix-arg)
-  "Read, parse, and execute a BBN BitGraph mouse click.
-
-L-- move point             | These apply for mouse click in a window.
---R set mark               | If bg-mouse-fast-select-window is nil,
-L-R kill region            | these commands on a nonselected window
--C- move point and yank    | just select that window.
-LC- yank-pop              |
--CR or LCR undo                   | \"Scroll bar\" is right-hand window column.
-
-on modeline:               on \"scroll bar\":  in minibuffer:
-L-- scroll-up              line to top         execute-extended-command
---R scroll-down                    line to bottom      eval-expression
--C- proportional goto-char  line to middle     suspend-emacs
-
-To reinitialize the mouse if the terminal is reset, type ESC : RET"
-  (interactive "P")
-  (bg-get-tty-num semicolon)
-  (let*
-      ((screen-mouse-x (min (1- (frame-width)) ;don't hit column 86!
-                           (/ (bg-get-tty-num semicolon) 9)))
-       (screen-mouse-y (- (1- (frame-height)) ;assume default font size.
-                         (/ (bg-get-tty-num semicolon) 16)))
-       (bg-mouse-buttons (% (bg-get-tty-num ?c) 8))
-       (bg-mouse-window (bg-window-from-x-y screen-mouse-x screen-mouse-y))
-       (bg-cursor-window (selected-window))
-       (edges (window-edges bg-mouse-window))
-       (minibuf-p (= screen-mouse-y (1- (frame-height))))
-       (in-modeline-p (and (not minibuf-p)
-                          (= screen-mouse-y (1- (nth 3 edges)))))
-       (in-scrollbar-p (and (not minibuf-p) (not in-modeline-p)
-                           (>= screen-mouse-x (1- (nth 2 edges)))))
-       (same-window-p (eq bg-mouse-window bg-cursor-window))
-       (in-minibuf-p (and minibuf-p
-                         (not bg-mouse-window))) ;minibuf must be inactive
-       (bg-mode-bits (+ (if in-minibuf-p bg-in-minibuf 0)
-                       (if in-modeline-p bg-in-modeline 0)
-                       (if in-scrollbar-p bg-in-scrollbar 0)))
-       (bg-command
-        (lookup-key mouse-map
-                    (char-to-string (+ bg-mode-bits bg-mouse-buttons))))
-       (bg-mouse-x (- screen-mouse-x (nth 0 edges)))
-       (bg-mouse-y (- screen-mouse-y (nth 1 edges))))
-    (cond ((or in-modeline-p in-scrollbar-p)
-          (select-window bg-mouse-window)
-          (bg-command-execute bg-command)
-          (select-window bg-cursor-window))
-         ((or same-window-p in-minibuf-p)
-          (bg-command-execute bg-command))
-         (t                            ;in another window
-           (select-window bg-mouse-window)
-           (if bg-mouse-fast-select-window
-               (bg-command-execute bg-command)))
-         )))
-
-
-;;; Library of commands:
-
-(defun bg-set-point ()
-  "Move point to location of BitGraph mouse."
-  (interactive)
-  (bg-move-point-to-x-y bg-mouse-x bg-mouse-y)
-  (setq this-command 'next-line)       ;make subsequent line moves work
-  (setq temporary-goal-column bg-mouse-x))
-
-(defun bg-set-mark ()
-  "Set mark at location of BitGraph mouse."
-  (interactive)
-  (push-mark)
-  (bg-move-point-to-x-y bg-mouse-x bg-mouse-y)
-  (exchange-point-and-mark))
-
-(defun bg-yank ()
-  "Move point to location of BitGraph mouse and yank."
-  (interactive "*")
-  (bg-move-point-to-x-y bg-mouse-x bg-mouse-y)
-  (setq this-command 'yank)
-  (yank))
-
-(defun yank-pop-1 ()
-  (interactive "*")
-  (yank-pop 1))
-
-(defun bg-yank-or-pop ()
-  "Move point to location of BitGraph mouse and yank.  If last command
-was a yank, do a yank-pop."
-  (interactive "*")
-  (if (eq last-command 'yank)
-      (yank-pop 1)
-    (bg-yank)))
-
-;;; In 18.51, Emacs Lisp doesn't provide most-positive-fixnum
-(defconst bg-most-positive-fixnum 8388607)
-
-(defun bg-move-by-percentage ()
-  "Go to location in buffer that is the same percentage of the way
-through the buffer as the BitGraph mouse's X position in the window."
-  (interactive)
-  ;; check carefully for overflow in intermediate calculations
-  (goto-char
-   (cond ((zerop bg-mouse-x)
-         0)
-        ((< (buffer-size) (/ bg-most-positive-fixnum bg-mouse-x))
-         ;; no danger of overflow: compute it exactly
-         (/ (* bg-mouse-x (buffer-size))
-            (1- (window-width))))
-        (t
-         ;; overflow possible: approximate
-         (* (/ (buffer-size) (1- (window-width)))
-            bg-mouse-x))))
-  (beginning-of-line)
-  (what-cursor-position))
-
-(defun bg-mouse-line-to-top ()
-  "Scroll the line pointed to by the BitGraph mouse to the top of the window."
-  (interactive)
-  (scroll-up bg-mouse-y))
-
-(defun bg-mouse-line-to-center ()
-  "Scroll the line pointed to by the BitGraph mouse to the center
-of the window"
-  (interactive)
-  (scroll-up (/ (+ 2 bg-mouse-y bg-mouse-y (- (window-height))) 2)))
-
-(defun bg-mouse-line-to-bottom ()
-  "Scroll the line pointed to by the mouse to the bottom of the window."
-  (interactive)
-  (scroll-up (+ bg-mouse-y (- 2 (window-height)))))
-
-(defun bg-kill-region ()
-  (interactive "*")
-  (kill-region (region-beginning) (region-end)))
-
-(defun bg-insert-moused-sexp ()
-  "Insert a copy of the word (actually sexp) that the mouse is pointing at.
-Sexp is inserted into the buffer at point (where the text cursor is)."
-  (interactive)
-  (let ((moused-text
-         (save-excursion
-           (bg-move-point-to-x-y bg-mouse-x bg-mouse-y)
-           (if (looking-at "\\s)")
-               (forward-char 1)
-             (forward-sexp 1))
-           (buffer-substring (save-excursion (backward-sexp 1) (point))
-                             (point)))))
-    (select-window bg-cursor-window)
-    (delete-horizontal-space)
-    (cond
-     ((bolp)
-      (indent-according-to-mode))
-     ;; In Lisp assume double-quote is closing; in Text assume opening.
-     ;; Why?  Because it does the right thing most often.
-     ((save-excursion (forward-char -1)
-                     (and (not (looking-at "\\s\""))
-                          (looking-at "[`'\"\\]\\|\\s(")))
-      nil)
-     (t
-      (insert " ")))
-    (insert moused-text)
-    (or (eolp)
-       (looking-at "\\s.\\|\\s)")
-       (and (looking-at "'") (looking-at "\\sw")) ;hack for text mode
-       (save-excursion (insert " ")))))
-
-;;; Utility functions:
-
-(defun bg-get-tty-num (term-char)
-  "Read from terminal until TERM-CHAR is read, and return intervening number.
-If non-numeric not matching TERM-CHAR, reprogram the mouse and signal an 
error."
-  (let
-      ((num 0)
-       (char (- (read-char) 48)))
-    (while (and (>= char 0)
-               (<= char 9))
-      (setq num (+ (* num 10) char))
-      (setq char (- (read-char) 48)))
-    (or (eq term-char (+ char 48))
-       (progn
-         (bg-program-mouse)
-         (error
-           "Invalid data format in bg-mouse command: mouse reinitialized.")))
-    num))
-
-;;; Note that this fails in the minibuf because move-to-column doesn't
-;;; allow for the width of the prompt.
-(defun bg-move-point-to-x-y (x y)
-  "Position cursor in window coordinates.
-X and Y are 0-based character positions in the window."
-  (move-to-window-line y)
-  ;; if not on a wrapped line, zero-column will be 0
-  (let ((zero-column (current-column))
-       (scroll-offset (window-hscroll)))
-    ;; scrolling takes up column 0 to display the $
-    (if (> scroll-offset 0)
-       (setq scroll-offset (1- scroll-offset)))
-    (move-to-column (+ zero-column scroll-offset x))
-    ))
-
-;;; Returns the window that screen position (x, y) is in or nil if none,
-;;; meaning we are in the echo area with a non-active minibuffer.
-(defun bg-window-from-x-y (x y)
-  "Find window corresponding to screen coordinates.
-X and Y are 0-based character positions on the screen."
-  (get-window-with-predicate (lambda (w)
-                              (coordinates-in-window-p (cons x y) w))))
-
-(defun bg-command-execute (bg-command)
-  (if (commandp bg-command)
-      (command-execute bg-command)
-    (ding)))
-
-(defun bg-program-mouse ()
-  (send-string-to-terminal "\e:0;7;;;360;512;9;16;9;16c"))
-
-;;; Note that the doc string for mouse-map (as defined in subr.el)
-;;; says it is for the X-window mouse.  This is wrong; that keymap
-;;; should be used for your mouse no matter what terminal you have.
-
-(or (keymapp mouse-map)
-    (setq mouse-map (make-keymap)))
-
-(defun bind-bg-mouse-click (click-code function)
-  "Bind bg-mouse CLICK-CODE to run FUNCTION."
-  (define-key mouse-map (char-to-string click-code) function))
-
-(bind-bg-mouse-click bg-button-l 'bg-set-point)
-(bind-bg-mouse-click bg-button-m 'bg-yank)
-(bind-bg-mouse-click bg-button-r 'bg-set-mark)
-(bind-bg-mouse-click (+ bg-button-l bg-button-m) 'yank-pop-1)
-(bind-bg-mouse-click (+ bg-button-l bg-button-r) 'bg-kill-region)
-(bind-bg-mouse-click (+ bg-button-m bg-button-r) 'undo)
-(bind-bg-mouse-click (+ bg-button-l bg-button-m bg-button-r) 'undo)
-(bind-bg-mouse-click (+ bg-in-modeline bg-button-l) 'scroll-up)
-(bind-bg-mouse-click (+ bg-in-modeline bg-button-m) 'bg-move-by-percentage)
-(bind-bg-mouse-click (+ bg-in-modeline bg-button-r) 'scroll-down)
-(bind-bg-mouse-click (+ bg-in-scrollbar bg-button-l) 'bg-mouse-line-to-top)
-(bind-bg-mouse-click (+ bg-in-scrollbar bg-button-m) 'bg-mouse-line-to-center)
-(bind-bg-mouse-click (+ bg-in-scrollbar bg-button-r) 'bg-mouse-line-to-bottom)
-(bind-bg-mouse-click (+ bg-in-minibuf bg-button-l) 'execute-extended-command)
-(bind-bg-mouse-click (+ bg-in-minibuf bg-button-m) 'suspend-emacs)
-(bind-bg-mouse-click (+ bg-in-minibuf bg-button-r) 'eval-expression)
-
-(provide 'bg-mouse)
-
-;; arch-tag: b3d06605-2971-44b1-be2c-e49c24e1a8d3
-;;; bg-mouse.el ends here