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(global-map): Removed bindings of down events to ignore.

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(xterm-mouse-translate): Only generate down event when bound.
Cleanup.  Support for mode line and vertical bar dragging, and
menu-bar events.
(xterm-mouse-x): New variable.
(xterm-mouse-y): New variable.
(mouse-position): Advice to use above variables.
(xterm-mouse-event): Support menu-bar.  Set xterm-mouse-x and xterm-mouse-y.
This commit is contained in:
Richard M. Stallman 1995-11-11 04:07:39 +00:00
parent 6d0150f9a7
commit cec01ccbd1
1 changed files with 51 additions and 23 deletions
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74
lisp/xt-mouse.el
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@ -36,15 +36,6 @@
;;; Code:
;; Emacs only generates down events when needed.
;; This is too hard to emulate, so we cheat instead.
(or (lookup-key global-map [ down-mouse-1 ])
(define-key global-map [ down-mouse-1 ] 'ignore))
(or (lookup-key global-map [ down-mouse-2 ])
(define-key global-map [ down-mouse-2 ] 'ignore))
(or (lookup-key global-map [ down-mouse-3 ])
(define-key global-map [ down-mouse-3 ] 'ignore))
(define-key function-key-map "\e[M" 'xterm-mouse-translate)
(defun xterm-mouse-translate (event)
@ -53,23 +44,56 @@
(save-window-excursion
(deactivate-mark)
(let* ((last)
(down (xterm-mouse-event)))
(down (xterm-mouse-event))
(down-command (nth 0 down))
(down-data (nth 1 down))
(down-where (nth 1 down-data))
(down-binding (key-binding (if (symbolp down-where)
(vector down-where down-command)
(vector down-command)))))
(or (and (eq (read-char) ?\e)
(eq (read-char) ?\[)
(eq (read-char) ?M))
(error "Unexpected escape sequence from XTerm"))
(let ((click (xterm-mouse-event)))
(setq unread-command-events
(append unread-command-events
(if (eq (nth 1 (nth 1 down)) (nth 1 (nth 1 click)))
(list click)
(list
;; Generate move event to cheat `mouse-drag-region'.
(list 'mouse-movement (nth 1 click))
;; Generate a drag event.
(list (intern (concat "drag-mouse-" (+ 1 last)))
(nth 1 down) (nth 1 click)))))))
(vector down)))))
(let* ((click (xterm-mouse-event))
(click-command (nth 0 click))
(click-data (nth 1 click))
(click-where (nth 1 click-data)))
(if (memq down-binding '(nil ignore))
(if (and (symbolp click-where)
(not (eq 'menu-bar click-where)))
(vector (list click-where click-data) click)
(vector click))
(setq unread-command-events
(if (eq down-where click-where)
(list click)
(list
;; Cheat `mouse-drag-region' with move event.
(list 'mouse-movement click-data)
;; Generate a drag event.
(if (symbolp down-where)
0
(list (intern (concat "drag-mouse-" (+ 1 last)))
down-data click-data))
)))
(if (and (symbolp down-where)
(not (eq 'menu-bar down-where)))
(vector (list down-where down-data) down)
(vector down))))))))
(defvar xterm-mouse-x 0
"Position of last xterm mouse event relative to the frame.")
(defvar xterm-mouse-y 0
"Position of last xterm mouse event relative to the frame.")
(defadvice mouse-position (around xterm-mouse activate)
"Use last key from xterm-mouse-mode if available."
(let ((answer ad-do-it))
(setq ad-return-value
(if xterm-mouse-mode
(cons (car answer) (cons xterm-mouse-x xterm-mouse-y))
answer))))
(defun xterm-mouse-event ()
;; Convert XTerm mouse event to Emacs mouse event.
@ -78,7 +102,9 @@
(y (- (read-char) ? 1))
(point (cons x y))
(window (window-at x y))
(where (coordinates-in-window-p point window))
(where (if window
(coordinates-in-window-p point window)
'menu-bar))
(pos (if (consp where)
(progn
(select-window window)
@ -92,6 +118,8 @@
(concat "mouse-" (+ 1 last))
(setq last type)
(concat "down-mouse-" (+ 1 type))))))
(setq xterm-mouse-x x
xterm-mouse-y y)
(list mouse
(list window pos point
(/ (nth 2 (current-time)) 1000)))))