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1013 lines
37 KiB
EmacsLisp
1013 lines
37 KiB
EmacsLisp
;;; mouse.el --- window system-independent mouse support.
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;;; Copyright (C) 1993 Free Software Foundation, Inc.
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;; Maintainer: FSF
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;; Keywords: hardware
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;;; This file is part of GNU Emacs.
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;;; GNU Emacs is free software; you can redistribute it and/or modify
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;;; it under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 2, or (at your option)
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;;; any later version.
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;;; GNU Emacs is distributed in the hope that it will be useful,
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;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Emacs; see the file COPYING. If not, write to
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;;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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;;; Commentary:
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;; This package provides various useful commands (including help
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;; system access) through the mouse. All this code assumes that mouse
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;; interpretation has been abstracted into Emacs input events.
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;;
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;; The code is rather X-dependent.
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;;; Code:
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;;; Utility functions.
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;;; Indent track-mouse like progn.
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(put 'track-mouse 'lisp-indent-function 0)
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(defun mouse-delete-window (click)
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"Delete the window you click on.
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This must be bound to a mouse click."
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(interactive "e")
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(delete-window (posn-window (event-start click))))
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(defun mouse-tear-off-window (click)
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"Delete the window clicked on, and create a new frame displaying its buffer."
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(interactive "e")
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(let* ((window (posn-window (event-start click)))
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(buf (window-buffer window))
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(frame (new-frame)))
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(select-frame frame)
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(switch-to-buffer buf)
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(delete-window window)))
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(defun mouse-delete-other-windows ()
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"Delete all window except the one you click on."
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(interactive "@")
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(delete-other-windows))
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(defun mouse-split-window-vertically (click)
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"Select Emacs window mouse is on, then split it vertically in half.
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The window is split at the line clicked on.
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This command must be bound to a mouse click."
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(interactive "@e")
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(let ((start (event-start click)))
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(select-window (posn-window start))
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(let ((new-height (if (eq (posn-point start) 'vertical-scroll-bar)
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(scroll-bar-scale (posn-col-row start)
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(1- (window-height)))
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(1+ (cdr (posn-col-row (event-end click))))))
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(first-line window-min-height)
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(last-line (- (window-height) window-min-height)))
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(if (< last-line first-line)
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(error "window too short to split")
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(split-window-vertically
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(min (max new-height first-line) last-line))))))
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(defun mouse-split-window-horizontally (click)
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"Select Emacs window mouse is on, then split it horizontally in half.
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The window is split at the column clicked on.
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This command must be bound to a mouse click."
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(interactive "@e")
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(let ((start (event-start click)))
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(select-window (posn-window start))
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(let ((new-width (1+ (car (posn-col-row (event-end click)))))
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(first-col window-min-width)
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(last-col (- (window-width) window-min-width)))
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(if (< last-col first-col)
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(error "window too narrow to split")
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(split-window-horizontally
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(min (max new-width first-col) last-col))))))
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(defun mouse-set-point (click)
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"Move point to the position clicked on with the mouse.
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This must be bound to a mouse click."
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(interactive "e")
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(let ((posn (event-start click)))
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(select-window (posn-window posn))
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(if (numberp (posn-point posn))
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(goto-char (posn-point posn)))))
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(defun mouse-set-region (click)
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"Set the region to the text that the mouse is dragged over.
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This must be bound to a mouse drag event."
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(interactive "e")
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(let ((posn (event-start click))
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(end (event-end click)))
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(select-window (posn-window posn))
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(if (numberp (posn-point posn))
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(goto-char (posn-point posn)))
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;; If mark is highlighted, no need to bounce the cursor.
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(or (and transient-mark-mode
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(eq (framep (selected-frame)) 'x))
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(sit-for 1))
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(push-mark)
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(set-mark (point))
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(if (numberp (posn-point end))
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(goto-char (posn-point end)))))
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(defvar mouse-scroll-delay 0.25
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"*The pause between scroll steps caused by mouse drags, in seconds.
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If you drag the mouse beyond the edge of a window, Emacs scrolls the
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window to bring the text beyond that edge into view, with a delay of
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this many seconds between scroll steps. Scrolling stops when you move
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the mouse back into the window, or release the button.
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This variable's value may be non-integral.
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Setting this to zero causes Emacs to scroll as fast as it can.")
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(defun mouse-scroll-subr (jump &optional overlay start)
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"Scroll the selected window JUMP lines at a time, until new input arrives.
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If OVERLAY is an overlay, let it stretch from START to the far edge of
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the newly visible text.
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Upon exit, point is at the far edge of the newly visible text."
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(while (progn
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(goto-char (window-start))
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(if (not (zerop (vertical-motion jump)))
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(progn
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(set-window-start (selected-window) (point))
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(if (natnump jump)
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(progn
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(goto-char (window-end (selected-window)))
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;; window-end doesn't reflect the window's new
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;; start position until the next redisplay. Hurrah.
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(vertical-motion (1- jump)))
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(goto-char (window-start (selected-window))))
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(if overlay
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(move-overlay overlay start (point)))
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(if (not (eobp))
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(sit-for mouse-scroll-delay))))))
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(point))
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(defvar mouse-drag-overlay (make-overlay 1 1))
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(overlay-put mouse-drag-overlay 'face 'region)
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(defun mouse-drag-region (start-event)
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"Set the region to the text that the mouse is dragged over.
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Highlight the drag area as the user moves the mouse.
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This must be bound to a button-down mouse event."
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(interactive "e")
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(let* ((start-posn (event-start start-event))
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(start-point (posn-point start-posn))
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(start-window (posn-window start-posn))
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(start-frame (window-frame start-window))
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(bounds (window-edges start-window))
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(top (nth 1 bounds))
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(bottom (if (window-minibuffer-p start-window)
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(nth 3 bounds)
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;; Don't count the mode line.
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(1- (nth 3 bounds)))))
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(select-window start-window)
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(goto-char start-point)
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(move-overlay mouse-drag-overlay
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start-point start-point
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(window-buffer start-window))
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(deactivate-mark)
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(let (event end end-point)
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(track-mouse
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(while (progn
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(setq event (read-event))
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(or (mouse-movement-p event)
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(eq (car-safe event) 'switch-frame)))
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(if (eq (car-safe event) 'switch-frame)
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nil
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(setq end (event-end event)
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end-point (posn-point end))
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(cond
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;; Ignore switch-frame events.
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((eq (car-safe event) 'switch-frame))
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;; Are we moving within the original window?
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((and (eq (posn-window end) start-window)
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(integer-or-marker-p end-point))
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(goto-char end-point)
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(move-overlay mouse-drag-overlay
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start-point (point)))
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;; Are we moving on a different window on the same frame?
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((and (windowp (posn-window end))
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(eq (window-frame (posn-window end)) start-frame))
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(let ((mouse-row
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(+ (nth 1 (window-edges (posn-window end)))
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(cdr (posn-col-row end)))))
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(cond
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((< mouse-row top)
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(mouse-scroll-subr
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(- mouse-row top) mouse-drag-overlay start-point))
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((and (not (eobp))
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(>= mouse-row bottom))
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(mouse-scroll-subr (1+ (- mouse-row bottom))
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mouse-drag-overlay start-point)))))
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;; Otherwise, we have no idea where the mouse is.
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(t)))))
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(if (and (eq (get (event-basic-type event) 'event-kind) 'mouse-click)
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(eq (posn-window (event-end event)) start-window)
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(numberp (posn-point (event-end event))))
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(goto-char (posn-point (event-end event))))
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(if (= (point) start-point)
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(deactivate-mark)
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(set-mark start-point))
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(delete-overlay mouse-drag-overlay))))
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;;;! (defun mouse-drag-region (click)
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;;;! "Set the region to the text that the mouse is dragged over.
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;;;! This must be bound to a button-down mouse event."
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;;;! (interactive "e")
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;;;! (let ((posn (event-start click))
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;;;! done event (mark-active nil))
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;;;! (select-window (posn-window posn))
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;;;! ;; Set point temporarily, so user sees where it is.
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;;;! (if (numberp (posn-point posn))
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;;;! (goto-char (posn-point posn)))
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;;;! ;; Turn off the old mark when we set up an empty region.
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;;;! (setq deactivate-mark t)))
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;;;!
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;;;! ;;;Nice hack, but too slow, so not normally in use.
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;;;! (defun mouse-drag-region-1 (click)
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;;;! "Set the region to the text that the mouse is dragged over.
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;;;! This must be bound to a button-down mouse event."
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;;;! (interactive "e")
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;;;! (let (newmark)
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;;;! (let ((posn (event-start click))
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;;;! done event omark (mark-active t))
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;;;! (select-window (posn-window posn))
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;;;! (setq omark (and mark-active (mark)))
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;;;! (if (numberp (posn-point posn))
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;;;! (goto-char (posn-point posn)))
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;;;! ;; Set mark temporarily, so highlighting does what we want.
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;;;! (set-marker (mark-marker) (point))
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;;;! (track-mouse
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;;;! (while (not done)
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;;;! (setq event (read-event))
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;;;! (if (eq (car-safe event) 'mouse-movement)
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;;;! (goto-char (posn-point (event-start event)))
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;;;! ;; Exit when we get the drag event; ignore that event.
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;;;! (setq done t))))
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;;;! (if (/= (mark) (point))
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;;;! (setq newmark (mark)))
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;;;! ;; Restore previous mark status.
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;;;! (if omark (set-marker (mark-marker) omark)))
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;;;! ;; Now, if we dragged, set the mark at the proper place.
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;;;! (if newmark
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;;;! (push-mark newmark t t)
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;;;! ;; Turn off the old mark when we set up an empty region.
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;;;! (setq deactivate-mark t))))
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;; Subroutine: set the mark where CLICK happened,
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;; but don't do anything else.
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(defun mouse-set-mark-fast (click)
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(let ((posn (event-start click)))
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(select-window (posn-window posn))
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(if (numberp (posn-point posn))
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(push-mark (posn-point posn) t t))))
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;; Momentarily show where the mark is, if highlighting doesn't show it.
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(defun mouse-show-mark ()
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(or transient-mark-mode
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(save-excursion
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(goto-char (mark t))
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(sit-for 1))))
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(defun mouse-set-mark (click)
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"Set mark at the position clicked on with the mouse.
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Display cursor at that position for a second.
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This must be bound to a mouse click."
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(interactive "e")
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(let ((point-save (point)))
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(unwind-protect
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(progn (mouse-set-point click)
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(push-mark nil t t)
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(or transient-mark-mode
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(sit-for 1)))
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(goto-char point-save))))
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(defun mouse-kill (click)
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"Kill the region between point and the mouse click.
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The text is saved in the kill ring, as with \\[kill-region]."
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(interactive "e")
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(let ((click-posn (posn-point (event-start click))))
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(if (numberp click-posn)
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(kill-region (min (point) click-posn)
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(max (point) click-posn)))))
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(defun mouse-yank-at-click (click arg)
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"Insert the last stretch of killed text at the position clicked on.
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Prefix arguments are interpreted as with \\[yank]."
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(interactive "e\nP")
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(mouse-set-point click)
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(yank arg))
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(defun mouse-kill-ring-save (click)
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"Copy the region between point and the mouse click in the kill ring.
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This does not delete the region; it acts like \\[kill-ring-save]."
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(interactive "e")
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(mouse-set-mark-fast click)
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(kill-ring-save (point) (mark t))
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(mouse-show-mark))
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;;; This function used to delete the text between point and the mouse
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;;; whenever it was equal to the front of the kill ring, but some
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;;; people found that confusing.
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;;; A list (TEXT START END), describing the text and position of the last
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;;; invocation of mouse-save-then-kill.
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(defvar mouse-save-then-kill-posn nil)
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(defun mouse-save-then-kill (click)
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"Save text to point in kill ring; the second time, kill the text.
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If the text between point and the mouse is the same as what's
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at the front of the kill ring, this deletes the text.
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Otherwise, it adds the text to the kill ring, like \\[kill-ring-save],
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which prepares for a second click to delete the text."
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(interactive "e")
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(let ((click-posn (posn-point (event-start click)))
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;; Don't let a subsequent kill command append to this one:
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;; prevent setting this-command to kill-region.
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(this-command this-command))
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(if (and (eq last-command 'mouse-save-then-kill)
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mouse-save-then-kill-posn
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(eq (car mouse-save-then-kill-posn) (car kill-ring))
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(equal (cdr mouse-save-then-kill-posn) (list (point) click-posn)))
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;; If this is the second time we've called
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;; mouse-save-then-kill, delete the text from the buffer.
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(progn
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(let ((buffer-undo-list t))
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(delete-region (point) (mark)))
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;; Make the undo list by hand so it is shared.
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(if (not (eq buffer-undo-list t))
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(setq buffer-undo-list
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(cons (cons (car kill-ring) (point)) buffer-undo-list))))
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;; Otherwise, save this region.
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(mouse-set-mark-fast click)
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(kill-ring-save (point) (mark t))
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(mouse-show-mark)
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(setq mouse-save-then-kill-posn
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(list (car kill-ring) (point) click-posn)))))
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(global-set-key [M-mouse-1] 'mouse-start-secondary)
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(global-set-key [M-drag-mouse-1] 'mouse-set-secondary)
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(global-set-key [M-down-mouse-1] 'mouse-drag-secondary)
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(global-set-key [M-mouse-3] 'mouse-secondary-save-then-kill)
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(global-set-key [M-mouse-2] 'mouse-kill-secondary)
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;; An overlay which records the current secondary selection
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;; or else is deleted when there is no secondary selection.
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;; May be nil.
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(defvar mouse-secondary-overlay nil)
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;; A marker which records the specified first end for a secondary selection.
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;; May be nil.
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(defvar mouse-secondary-start nil)
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(defun mouse-start-secondary (click)
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"Set one end of the secondary selection to the position clicked on.
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Use \\[mouse-secondary-save-then-kill] to set the other end
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and complete the secondary selection."
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(interactive "e")
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(let ((posn (event-start click)))
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(save-excursion
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(set-buffer (window-buffer (posn-window posn)))
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;; Cancel any preexisting secondary selection.
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(if mouse-secondary-overlay
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(delete-overlay mouse-secondary-overlay))
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(if (numberp (posn-point posn))
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(progn
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(or mouse-secondary-start
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(setq mouse-secondary-start (make-marker)))
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(move-marker mouse-secondary-start (posn-point posn)))))))
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(defun mouse-set-secondary (click)
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"Set the secondary selection to the text that the mouse is dragged over.
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This must be bound to a mouse drag event."
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(interactive "e")
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(let ((posn (event-start click))
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beg
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(end (event-end click)))
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(save-excursion
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(set-buffer (window-buffer (posn-window posn)))
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(if (numberp (posn-point posn))
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(setq beg (posn-point posn)))
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(if mouse-secondary-overlay
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(move-overlay mouse-secondary-overlay beg (posn-point end))
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(setq mouse-secondary-overlay (make-overlay beg (posn-point end))))
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(overlay-put mouse-secondary-overlay 'face 'secondary-selection))))
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(defun mouse-drag-secondary (click)
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"Set the secondary selection to the text that the mouse is dragged over.
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This must be bound to a button-down mouse event."
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(interactive "e")
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(let ((posn (event-start click)))
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(save-window-excursion
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(select-window (posn-window posn))
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;; Set point temporarily, so user sees where it is.
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(save-excursion
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(if (numberp (posn-point posn))
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(goto-char (posn-point posn)))
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(setq unread-command-events
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(cons (read-event) unread-command-events))))))
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(defun mouse-kill-secondary ()
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"Kill the text in the secondary selection."
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(interactive "*")
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(kill-region (overlay-start mouse-secondary-overlay)
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(overlay-end mouse-secondary-overlay))
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(delete-overlay mouse-secondary-overlay)
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(setq mouse-secondary-overlay nil))
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(defun mouse-secondary-save-then-kill (click)
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"Save text to secondary start point in kill ring; if twice, kill it.
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If the text between secondary start point and the mouse is the same as what's
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at the front of the kill ring, this deletes the text.
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Otherwise, it adds the text to the kill ring, like \\[kill-ring-save],
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which prepares for a second click to delete the text."
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(interactive "e")
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(let ((click-posn (posn-point (event-start click)))
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(start (+ 0 mouse-secondary-start))
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;; Don't let a subsequent kill command append to this one:
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;; prevent setting this-command to kill-region.
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(this-command this-command))
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(if (and (eq last-command 'mouse-secondary-save-then-kill)
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mouse-save-then-kill-posn
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(eq (car mouse-save-then-kill-posn) (car kill-ring))
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(equal (cdr mouse-save-then-kill-posn)
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(list start click-posn)))
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;; If this is the second time we've called
|
||
;; mouse-save-then-kill, delete the text from the buffer.
|
||
(progn
|
||
(let ((buffer-undo-list t))
|
||
(delete-overlay mouse-secondary-overlay)
|
||
(delete-region start click-posn))
|
||
;; Make the undo list by hand so it is shared.
|
||
(if (not (eq buffer-undo-list t))
|
||
(setq buffer-undo-list
|
||
(cons (cons (car kill-ring) start)
|
||
buffer-undo-list))))
|
||
;; Otherwise, save this region.
|
||
(save-excursion
|
||
(set-buffer (window-buffer (posn-window (event-start click))))
|
||
(kill-ring-save start click-posn)
|
||
(if mouse-secondary-overlay
|
||
(move-overlay mouse-secondary-overlay start click-posn)
|
||
(setq mouse-secondary-overlay (make-overlay start click-posn)))
|
||
(overlay-put mouse-secondary-overlay 'face 'secondary-selection)
|
||
(setq mouse-save-then-kill-posn
|
||
(list (car kill-ring) start click-posn))))))
|
||
|
||
(defun mouse-buffer-menu (event)
|
||
"Pop up a menu of buffers for selection with the mouse.
|
||
This switches buffers in the window that you clicked on,
|
||
and selects that window."
|
||
(interactive "e")
|
||
(let ((menu
|
||
(list "Buffer Menu"
|
||
(cons "Select Buffer"
|
||
(let ((tail (buffer-list))
|
||
(maxbuf 0)
|
||
head)
|
||
(while tail
|
||
(or (eq ?\ (aref (buffer-name (car tail)) 0))
|
||
(setq maxbuf
|
||
(max maxbuf
|
||
(length (buffer-name (car tail))))))
|
||
(setq tail (cdr tail)))
|
||
(setq tail (buffer-list))
|
||
(while tail
|
||
(let ((elt (car tail)))
|
||
(if (not (string-match "^ "
|
||
(buffer-name elt)))
|
||
(setq head (cons
|
||
(cons
|
||
(format
|
||
(format "%%%ds %%s%%s %%s"
|
||
maxbuf)
|
||
(buffer-name elt)
|
||
(if (buffer-modified-p elt)
|
||
"*" " ")
|
||
(save-excursion
|
||
(set-buffer elt)
|
||
(if buffer-read-only "%" " "))
|
||
(or (buffer-file-name elt) ""))
|
||
elt)
|
||
head))))
|
||
(setq tail (cdr tail)))
|
||
(reverse head))))))
|
||
(let ((buf (x-popup-menu event menu))
|
||
(window (posn-window (event-start event))))
|
||
(if buf
|
||
(progn
|
||
(or (framep window) (select-window window))
|
||
(switch-to-buffer buf))))))
|
||
|
||
;;; These need to be rewritten for the new scroll bar implementation.
|
||
|
||
;;;!! ;; Commands for the scroll bar.
|
||
;;;!!
|
||
;;;!! (defun mouse-scroll-down (click)
|
||
;;;!! (interactive "@e")
|
||
;;;!! (scroll-down (1+ (cdr (mouse-coords click)))))
|
||
;;;!!
|
||
;;;!! (defun mouse-scroll-up (click)
|
||
;;;!! (interactive "@e")
|
||
;;;!! (scroll-up (1+ (cdr (mouse-coords click)))))
|
||
;;;!!
|
||
;;;!! (defun mouse-scroll-down-full ()
|
||
;;;!! (interactive "@")
|
||
;;;!! (scroll-down nil))
|
||
;;;!!
|
||
;;;!! (defun mouse-scroll-up-full ()
|
||
;;;!! (interactive "@")
|
||
;;;!! (scroll-up nil))
|
||
;;;!!
|
||
;;;!! (defun mouse-scroll-move-cursor (click)
|
||
;;;!! (interactive "@e")
|
||
;;;!! (move-to-window-line (1+ (cdr (mouse-coords click)))))
|
||
;;;!!
|
||
;;;!! (defun mouse-scroll-absolute (event)
|
||
;;;!! (interactive "@e")
|
||
;;;!! (let* ((pos (car event))
|
||
;;;!! (position (car pos))
|
||
;;;!! (length (car (cdr pos))))
|
||
;;;!! (if (<= length 0) (setq length 1))
|
||
;;;!! (let* ((scale-factor (max 1 (/ length (/ 8000000 (buffer-size)))))
|
||
;;;!! (newpos (* (/ (* (/ (buffer-size) scale-factor)
|
||
;;;!! position)
|
||
;;;!! length)
|
||
;;;!! scale-factor)))
|
||
;;;!! (goto-char newpos)
|
||
;;;!! (recenter '(4)))))
|
||
;;;!!
|
||
;;;!! (defun mouse-scroll-left (click)
|
||
;;;!! (interactive "@e")
|
||
;;;!! (scroll-left (1+ (car (mouse-coords click)))))
|
||
;;;!!
|
||
;;;!! (defun mouse-scroll-right (click)
|
||
;;;!! (interactive "@e")
|
||
;;;!! (scroll-right (1+ (car (mouse-coords click)))))
|
||
;;;!!
|
||
;;;!! (defun mouse-scroll-left-full ()
|
||
;;;!! (interactive "@")
|
||
;;;!! (scroll-left nil))
|
||
;;;!!
|
||
;;;!! (defun mouse-scroll-right-full ()
|
||
;;;!! (interactive "@")
|
||
;;;!! (scroll-right nil))
|
||
;;;!!
|
||
;;;!! (defun mouse-scroll-move-cursor-horizontally (click)
|
||
;;;!! (interactive "@e")
|
||
;;;!! (move-to-column (1+ (car (mouse-coords click)))))
|
||
;;;!!
|
||
;;;!! (defun mouse-scroll-absolute-horizontally (event)
|
||
;;;!! (interactive "@e")
|
||
;;;!! (let* ((pos (car event))
|
||
;;;!! (position (car pos))
|
||
;;;!! (length (car (cdr pos))))
|
||
;;;!! (set-window-hscroll (selected-window) 33)))
|
||
;;;!!
|
||
;;;!! (global-set-key [scroll-bar mouse-1] 'mouse-scroll-up)
|
||
;;;!! (global-set-key [scroll-bar mouse-2] 'mouse-scroll-absolute)
|
||
;;;!! (global-set-key [scroll-bar mouse-3] 'mouse-scroll-down)
|
||
;;;!!
|
||
;;;!! (global-set-key [vertical-slider mouse-1] 'mouse-scroll-move-cursor)
|
||
;;;!! (global-set-key [vertical-slider mouse-2] 'mouse-scroll-move-cursor)
|
||
;;;!! (global-set-key [vertical-slider mouse-3] 'mouse-scroll-move-cursor)
|
||
;;;!!
|
||
;;;!! (global-set-key [thumbup mouse-1] 'mouse-scroll-up-full)
|
||
;;;!! (global-set-key [thumbup mouse-2] 'mouse-scroll-up-full)
|
||
;;;!! (global-set-key [thumbup mouse-3] 'mouse-scroll-up-full)
|
||
;;;!!
|
||
;;;!! (global-set-key [thumbdown mouse-1] 'mouse-scroll-down-full)
|
||
;;;!! (global-set-key [thumbdown mouse-2] 'mouse-scroll-down-full)
|
||
;;;!! (global-set-key [thumbdown mouse-3] 'mouse-scroll-down-full)
|
||
;;;!!
|
||
;;;!! (global-set-key [horizontal-scroll-bar mouse-1] 'mouse-scroll-left)
|
||
;;;!! (global-set-key [horizontal-scroll-bar mouse-2]
|
||
;;;!! 'mouse-scroll-absolute-horizontally)
|
||
;;;!! (global-set-key [horizontal-scroll-bar mouse-3] 'mouse-scroll-right)
|
||
;;;!!
|
||
;;;!! (global-set-key [horizontal-slider mouse-1]
|
||
;;;!! 'mouse-scroll-move-cursor-horizontally)
|
||
;;;!! (global-set-key [horizontal-slider mouse-2]
|
||
;;;!! 'mouse-scroll-move-cursor-horizontally)
|
||
;;;!! (global-set-key [horizontal-slider mouse-3]
|
||
;;;!! 'mouse-scroll-move-cursor-horizontally)
|
||
;;;!!
|
||
;;;!! (global-set-key [thumbleft mouse-1] 'mouse-scroll-left-full)
|
||
;;;!! (global-set-key [thumbleft mouse-2] 'mouse-scroll-left-full)
|
||
;;;!! (global-set-key [thumbleft mouse-3] 'mouse-scroll-left-full)
|
||
;;;!!
|
||
;;;!! (global-set-key [thumbright mouse-1] 'mouse-scroll-right-full)
|
||
;;;!! (global-set-key [thumbright mouse-2] 'mouse-scroll-right-full)
|
||
;;;!! (global-set-key [thumbright mouse-3] 'mouse-scroll-right-full)
|
||
;;;!!
|
||
;;;!! (global-set-key [horizontal-scroll-bar S-mouse-2]
|
||
;;;!! 'mouse-split-window-horizontally)
|
||
;;;!! (global-set-key [mode-line S-mouse-2]
|
||
;;;!! 'mouse-split-window-horizontally)
|
||
;;;!! (global-set-key [vertical-scroll-bar S-mouse-2]
|
||
;;;!! 'mouse-split-window)
|
||
|
||
;;;!! ;;;;
|
||
;;;!! ;;;; Here are experimental things being tested. Mouse events
|
||
;;;!! ;;;; are of the form:
|
||
;;;!! ;;;; ((x y) window screen-part key-sequence timestamp)
|
||
;;;!! ;;
|
||
;;;!! ;;;;
|
||
;;;!! ;;;; Dynamically track mouse coordinates
|
||
;;;!! ;;;;
|
||
;;;!! ;;
|
||
;;;!! ;;(defun track-mouse (event)
|
||
;;;!! ;; "Track the coordinates, absolute and relative, of the mouse."
|
||
;;;!! ;; (interactive "@e")
|
||
;;;!! ;; (while mouse-grabbed
|
||
;;;!! ;; (let* ((pos (read-mouse-position (selected-screen)))
|
||
;;;!! ;; (abs-x (car pos))
|
||
;;;!! ;; (abs-y (cdr pos))
|
||
;;;!! ;; (relative-coordinate (coordinates-in-window-p
|
||
;;;!! ;; (list (car pos) (cdr pos))
|
||
;;;!! ;; (selected-window))))
|
||
;;;!! ;; (if (consp relative-coordinate)
|
||
;;;!! ;; (message "mouse: [%d %d], (%d %d)" abs-x abs-y
|
||
;;;!! ;; (car relative-coordinate)
|
||
;;;!! ;; (car (cdr relative-coordinate)))
|
||
;;;!! ;; (message "mouse: [%d %d]" abs-x abs-y)))))
|
||
;;;!!
|
||
;;;!! ;;
|
||
;;;!! ;; Dynamically put a box around the line indicated by point
|
||
;;;!! ;;
|
||
;;;!! ;;
|
||
;;;!! ;;(require 'backquote)
|
||
;;;!! ;;
|
||
;;;!! ;;(defun mouse-select-buffer-line (event)
|
||
;;;!! ;; (interactive "@e")
|
||
;;;!! ;; (let ((relative-coordinate
|
||
;;;!! ;; (coordinates-in-window-p (car event) (selected-window)))
|
||
;;;!! ;; (abs-y (car (cdr (car event)))))
|
||
;;;!! ;; (if (consp relative-coordinate)
|
||
;;;!! ;; (progn
|
||
;;;!! ;; (save-excursion
|
||
;;;!! ;; (move-to-window-line (car (cdr relative-coordinate)))
|
||
;;;!! ;; (x-draw-rectangle
|
||
;;;!! ;; (selected-screen)
|
||
;;;!! ;; abs-y 0
|
||
;;;!! ;; (save-excursion
|
||
;;;!! ;; (move-to-window-line (car (cdr relative-coordinate)))
|
||
;;;!! ;; (end-of-line)
|
||
;;;!! ;; (push-mark nil t)
|
||
;;;!! ;; (beginning-of-line)
|
||
;;;!! ;; (- (region-end) (region-beginning))) 1))
|
||
;;;!! ;; (sit-for 1)
|
||
;;;!! ;; (x-erase-rectangle (selected-screen))))))
|
||
;;;!! ;;
|
||
;;;!! ;;(defvar last-line-drawn nil)
|
||
;;;!! ;;(defvar begin-delim "[^ \t]")
|
||
;;;!! ;;(defvar end-delim "[^ \t]")
|
||
;;;!! ;;
|
||
;;;!! ;;(defun mouse-boxing (event)
|
||
;;;!! ;; (interactive "@e")
|
||
;;;!! ;; (save-excursion
|
||
;;;!! ;; (let ((screen (selected-screen)))
|
||
;;;!! ;; (while (= (x-mouse-events) 0)
|
||
;;;!! ;; (let* ((pos (read-mouse-position screen))
|
||
;;;!! ;; (abs-x (car pos))
|
||
;;;!! ;; (abs-y (cdr pos))
|
||
;;;!! ;; (relative-coordinate
|
||
;;;!! ;; (coordinates-in-window-p (` ((, abs-x) (, abs-y)))
|
||
;;;!! ;; (selected-window)))
|
||
;;;!! ;; (begin-reg nil)
|
||
;;;!! ;; (end-reg nil)
|
||
;;;!! ;; (end-column nil)
|
||
;;;!! ;; (begin-column nil))
|
||
;;;!! ;; (if (and (consp relative-coordinate)
|
||
;;;!! ;; (or (not last-line-drawn)
|
||
;;;!! ;; (not (= last-line-drawn abs-y))))
|
||
;;;!! ;; (progn
|
||
;;;!! ;; (move-to-window-line (car (cdr relative-coordinate)))
|
||
;;;!! ;; (if (= (following-char) 10)
|
||
;;;!! ;; ()
|
||
;;;!! ;; (progn
|
||
;;;!! ;; (setq begin-reg (1- (re-search-forward end-delim)))
|
||
;;;!! ;; (setq begin-column (1- (current-column)))
|
||
;;;!! ;; (end-of-line)
|
||
;;;!! ;; (setq end-reg (1+ (re-search-backward begin-delim)))
|
||
;;;!! ;; (setq end-column (1+ (current-column)))
|
||
;;;!! ;; (message "%s" (buffer-substring begin-reg end-reg))
|
||
;;;!! ;; (x-draw-rectangle screen
|
||
;;;!! ;; (setq last-line-drawn abs-y)
|
||
;;;!! ;; begin-column
|
||
;;;!! ;; (- end-column begin-column) 1))))))))))
|
||
;;;!! ;;
|
||
;;;!! ;;(defun mouse-erase-box ()
|
||
;;;!! ;; (interactive)
|
||
;;;!! ;; (if last-line-drawn
|
||
;;;!! ;; (progn
|
||
;;;!! ;; (x-erase-rectangle (selected-screen))
|
||
;;;!! ;; (setq last-line-drawn nil))))
|
||
;;;!!
|
||
;;;!! ;;; (defun test-x-rectangle ()
|
||
;;;!! ;;; (use-local-mouse-map (setq rectangle-test-map (make-sparse-keymap)))
|
||
;;;!! ;;; (define-key rectangle-test-map mouse-motion-button-left 'mouse-boxing)
|
||
;;;!! ;;; (define-key rectangle-test-map mouse-button-left-up 'mouse-erase-box))
|
||
;;;!!
|
||
;;;!! ;;
|
||
;;;!! ;; Here is how to do double clicking in lisp. About to change.
|
||
;;;!! ;;
|
||
;;;!!
|
||
;;;!! (defvar double-start nil)
|
||
;;;!! (defconst double-click-interval 300
|
||
;;;!! "Max ticks between clicks")
|
||
;;;!!
|
||
;;;!! (defun double-down (event)
|
||
;;;!! (interactive "@e")
|
||
;;;!! (if double-start
|
||
;;;!! (let ((interval (- (nth 4 event) double-start)))
|
||
;;;!! (if (< interval double-click-interval)
|
||
;;;!! (progn
|
||
;;;!! (backward-up-list 1)
|
||
;;;!! ;; (message "Interval %d" interval)
|
||
;;;!! (sleep-for 1)))
|
||
;;;!! (setq double-start nil))
|
||
;;;!! (setq double-start (nth 4 event))))
|
||
;;;!!
|
||
;;;!! (defun double-up (event)
|
||
;;;!! (interactive "@e")
|
||
;;;!! (and double-start
|
||
;;;!! (> (- (nth 4 event ) double-start) double-click-interval)
|
||
;;;!! (setq double-start nil)))
|
||
;;;!!
|
||
;;;!! ;;; (defun x-test-doubleclick ()
|
||
;;;!! ;;; (use-local-mouse-map (setq doubleclick-test-map (make-sparse-keymap)))
|
||
;;;!! ;;; (define-key doubleclick-test-map mouse-button-left 'double-down)
|
||
;;;!! ;;; (define-key doubleclick-test-map mouse-button-left-up 'double-up))
|
||
;;;!!
|
||
;;;!! ;;
|
||
;;;!! ;; This scrolls while button is depressed. Use preferable in scroll bar.
|
||
;;;!! ;;
|
||
;;;!!
|
||
;;;!! (defvar scrolled-lines 0)
|
||
;;;!! (defconst scroll-speed 1)
|
||
;;;!!
|
||
;;;!! (defun incr-scroll-down (event)
|
||
;;;!! (interactive "@e")
|
||
;;;!! (setq scrolled-lines 0)
|
||
;;;!! (incremental-scroll scroll-speed))
|
||
;;;!!
|
||
;;;!! (defun incr-scroll-up (event)
|
||
;;;!! (interactive "@e")
|
||
;;;!! (setq scrolled-lines 0)
|
||
;;;!! (incremental-scroll (- scroll-speed)))
|
||
;;;!!
|
||
;;;!! (defun incremental-scroll (n)
|
||
;;;!! (while (= (x-mouse-events) 0)
|
||
;;;!! (setq scrolled-lines (1+ (* scroll-speed scrolled-lines)))
|
||
;;;!! (scroll-down n)
|
||
;;;!! (sit-for 300 t)))
|
||
;;;!!
|
||
;;;!! (defun incr-scroll-stop (event)
|
||
;;;!! (interactive "@e")
|
||
;;;!! (message "Scrolled %d lines" scrolled-lines)
|
||
;;;!! (setq scrolled-lines 0)
|
||
;;;!! (sleep-for 1))
|
||
;;;!!
|
||
;;;!! ;;; (defun x-testing-scroll ()
|
||
;;;!! ;;; (let ((scrolling-map (function mouse-vertical-scroll-bar-prefix)))
|
||
;;;!! ;;; (define-key scrolling-map mouse-button-left 'incr-scroll-down)
|
||
;;;!! ;;; (define-key scrolling-map mouse-button-right 'incr-scroll-up)
|
||
;;;!! ;;; (define-key scrolling-map mouse-button-left-up 'incr-scroll-stop)
|
||
;;;!! ;;; (define-key scrolling-map mouse-button-right-up 'incr-scroll-stop)))
|
||
;;;!!
|
||
;;;!! ;;
|
||
;;;!! ;; Some playthings suitable for picture mode? They need work.
|
||
;;;!! ;;
|
||
;;;!!
|
||
;;;!! (defun mouse-kill-rectangle (event)
|
||
;;;!! "Kill the rectangle between point and the mouse cursor."
|
||
;;;!! (interactive "@e")
|
||
;;;!! (let ((point-save (point)))
|
||
;;;!! (save-excursion
|
||
;;;!! (mouse-set-point event)
|
||
;;;!! (push-mark nil t)
|
||
;;;!! (if (> point-save (point))
|
||
;;;!! (kill-rectangle (point) point-save)
|
||
;;;!! (kill-rectangle point-save (point))))))
|
||
;;;!!
|
||
;;;!! (defun mouse-open-rectangle (event)
|
||
;;;!! "Kill the rectangle between point and the mouse cursor."
|
||
;;;!! (interactive "@e")
|
||
;;;!! (let ((point-save (point)))
|
||
;;;!! (save-excursion
|
||
;;;!! (mouse-set-point event)
|
||
;;;!! (push-mark nil t)
|
||
;;;!! (if (> point-save (point))
|
||
;;;!! (open-rectangle (point) point-save)
|
||
;;;!! (open-rectangle point-save (point))))))
|
||
;;;!!
|
||
;;;!! ;; Must be a better way to do this.
|
||
;;;!!
|
||
;;;!! (defun mouse-multiple-insert (n char)
|
||
;;;!! (while (> n 0)
|
||
;;;!! (insert char)
|
||
;;;!! (setq n (1- n))))
|
||
;;;!!
|
||
;;;!! ;; What this could do is not finalize until button was released.
|
||
;;;!!
|
||
;;;!! (defun mouse-move-text (event)
|
||
;;;!! "Move text from point to cursor position, inserting spaces."
|
||
;;;!! (interactive "@e")
|
||
;;;!! (let* ((relative-coordinate
|
||
;;;!! (coordinates-in-window-p (car event) (selected-window))))
|
||
;;;!! (if (consp relative-coordinate)
|
||
;;;!! (cond ((> (current-column) (car relative-coordinate))
|
||
;;;!! (delete-char
|
||
;;;!! (- (car relative-coordinate) (current-column))))
|
||
;;;!! ((< (current-column) (car relative-coordinate))
|
||
;;;!! (mouse-multiple-insert
|
||
;;;!! (- (car relative-coordinate) (current-column)) " "))
|
||
;;;!! ((= (current-column) (car relative-coordinate)) (ding))))))
|
||
|
||
;; Choose a completion with the mouse.
|
||
|
||
(defun mouse-choose-completion (event)
|
||
(interactive "e")
|
||
(let (choice)
|
||
(save-excursion
|
||
(set-buffer (window-buffer (posn-window (event-start event))))
|
||
(save-excursion
|
||
(goto-char (posn-point (event-start event)))
|
||
(skip-chars-backward "^ \t\n")
|
||
(let ((beg (point)))
|
||
(skip-chars-forward "^ \t\n")
|
||
(setq choice (buffer-substring beg (point))))))
|
||
(save-excursion
|
||
(set-buffer (window-buffer (minibuffer-window)))
|
||
(goto-char (max (point-min) (- (point-max) (length choice))))
|
||
(while (and (not (eobp))
|
||
(let ((tail (buffer-substring (point) (point-max))))
|
||
(not (string= tail (substring choice 0 (length tail))))))
|
||
(forward-char 1))
|
||
(insert choice)
|
||
(delete-region (point) (point-max)))))
|
||
|
||
;; Font selection.
|
||
|
||
(defvar x-fixed-font-alist
|
||
'("Font menu"
|
||
("Misc"
|
||
("fixed" "fixed")
|
||
("6x10" "6x10")
|
||
("6x12" "6x12")
|
||
("6x13" "6x13")
|
||
("7x13" "7x13")
|
||
("7x14" "7x14")
|
||
("8x13" "8x13")
|
||
("8x13 bold" "8x13bold")
|
||
("8x16" "8x16")
|
||
("9x15" "9x15")
|
||
("9x15 bold" "9x15bold")
|
||
("10x20" "10x20")
|
||
("11x18" "11x18")
|
||
("12x24" "12x24"))
|
||
;;; We don't seem to have these; who knows what they are.
|
||
;;; ("fg-18" "fg-18")
|
||
;;; ("fg-25" "fg-25")
|
||
;;; ("lucidasanstypewriter-12" "lucidasanstypewriter-12")
|
||
;;; ("lucidasanstypewriter-bold-14" "lucidasanstypewriter-bold-14")
|
||
;;; ("lucidasanstypewriter-bold-24" "lucidasanstypewriter-bold-24")
|
||
;;; ("lucidatypewriter-bold-r-24" "-b&h-lucidatypewriter-bold-r-normal-sans-24-240-75-75-m-140-iso8859-1")
|
||
;;; ("fixed-medium-20" "-misc-fixed-medium-*-*-*-20-*-*-*-*-*-*-*")
|
||
("Courier"
|
||
("8" "-adobe-courier-medium-r-normal--*-80-*-*-m-*-iso8859-1")
|
||
("10" "-adobe-courier-medium-r-normal--*-100-*-*-m-*-iso8859-1")
|
||
("12" "-adobe-courier-medium-r-normal--*-120-*-*-m-*-iso8859-1")
|
||
("14" "-adobe-courier-medium-r-normal--*-140-*-*-m-*-iso8859-1")
|
||
("18" "-adobe-courier-medium-r-normal--*-180-*-*-m-*-iso8859-1")
|
||
("24" "-adobe-courier-medium-r-normal--*-240-*-*-m-*-iso8859-1")
|
||
("8 bold" "-adobe-courier-bold-r-normal--*-80-*-*-m-*-iso8859-1")
|
||
("10 bold" "-adobe-courier-bold-r-normal--*-100-*-*-m-*-iso8859-1")
|
||
("12 bold" "-adobe-courier-bold-r-normal--*-120-*-*-m-*-iso8859-1")
|
||
("14 bold" "-adobe-courier-bold-r-normal--*-140-*-*-m-*-iso8859-1")
|
||
("18 bold" "-adobe-courier-bold-r-normal--*-180-*-*-m-*-iso8859-1")
|
||
("24 bold" "-adobe-courier-bold-r-normal--*-240-*-*-m-*-iso8859-1")
|
||
("8 slant" "-adobe-courier-medium-o-normal--*-80-*-*-m-*-iso8859-1")
|
||
("10 slant" "-adobe-courier-medium-o-normal--*-100-*-*-m-*-iso8859-1")
|
||
("12 slant" "-adobe-courier-medium-o-normal--*-120-*-*-m-*-iso8859-1")
|
||
("14 slant" "-adobe-courier-medium-o-normal--*-140-*-*-m-*-iso8859-1")
|
||
("18 slant" "-adobe-courier-medium-o-normal--*-180-*-*-m-*-iso8859-1")
|
||
("24 slant" "-adobe-courier-medium-o-normal--*-240-*-*-m-*-iso8859-1")
|
||
("8 bold slant" "-adobe-courier-bold-o-normal--*-80-*-*-m-*-iso8859-1")
|
||
("10 bold slant" "-adobe-courier-bold-o-normal--*-100-*-*-m-*-iso8859-1")
|
||
("12 bold slant" "-adobe-courier-bold-o-normal--*-120-*-*-m-*-iso8859-1")
|
||
("14 bold slant" "-adobe-courier-bold-o-normal--*-140-*-*-m-*-iso8859-1")
|
||
("18 bold slant" "-adobe-courier-bold-o-normal--*-180-*-*-m-*-iso8859-1")
|
||
("24 bold slant" "-adobe-courier-bold-o-normal--*-240-*-*-m-*-iso8859-1"))
|
||
)
|
||
"X fonts suitable for use in Emacs.")
|
||
|
||
(defun mouse-set-font (&optional font)
|
||
"Select an emacs font from a list of known good fonts"
|
||
(interactive
|
||
(x-popup-menu last-nonmenu-event x-fixed-font-alist))
|
||
(if font
|
||
(modify-frame-parameters (selected-frame)
|
||
(list (cons 'font font)))))
|
||
|
||
;;; Bindings for mouse commands.
|
||
|
||
(define-key global-map [down-mouse-1] 'mouse-drag-region)
|
||
(global-set-key [mouse-1] 'mouse-set-point)
|
||
(global-set-key [drag-mouse-1] 'mouse-set-region)
|
||
|
||
(global-set-key [mouse-2] 'mouse-yank-at-click)
|
||
(global-set-key [mouse-3] 'mouse-save-then-kill)
|
||
|
||
;; By binding these to down-going events, we let the user use the up-going
|
||
;; event to make the selection, saving a click.
|
||
(global-set-key [C-down-mouse-1] 'mouse-buffer-menu)
|
||
(global-set-key [C-down-mouse-3] 'mouse-set-font)
|
||
|
||
;; Replaced with dragging mouse-1
|
||
;; (global-set-key [S-mouse-1] 'mouse-set-mark)
|
||
|
||
(global-set-key [mode-line mouse-1] 'mouse-delete-other-windows)
|
||
(global-set-key [mode-line mouse-3] 'mouse-delete-window)
|
||
(global-set-key [mode-line S-mouse-2] 'mouse-split-window-horizontally)
|
||
|
||
;; Define the mouse help menu tree.
|
||
|
||
(defvar help-menu-map '(keymap "Help"))
|
||
(global-set-key [C-down-mouse-2] help-menu-map)
|
||
|
||
(defvar help-apropos-map (make-sparse-keymap "Is there a command that..."))
|
||
(defvar help-keys-map (make-sparse-keymap "Key Commands <==> Functions"))
|
||
(defvar help-manual-map (make-sparse-keymap "Manual and tutorial"))
|
||
(defvar help-misc-map (make-sparse-keymap "Odds and ends"))
|
||
(defvar help-modes-map (make-sparse-keymap "Modes"))
|
||
(defvar help-admin-map (make-sparse-keymap "Administrivia"))
|
||
|
||
(define-key help-menu-map [apropos]
|
||
(cons "@Is there a command that..." help-apropos-map))
|
||
(define-key help-menu-map [keys]
|
||
(cons "@Key Commands <==> Functions" help-keys-map))
|
||
(define-key help-menu-map [manuals]
|
||
(cons "@Manual and tutorial" help-manual-map))
|
||
(define-key help-menu-map [misc]
|
||
(cons "@Odds and ends" help-misc-map))
|
||
(define-key help-menu-map [modes]
|
||
(cons "@Modes" help-modes-map))
|
||
(define-key help-menu-map [admin]
|
||
(cons "@Administrivia" help-admin-map))
|
||
|
||
(define-key help-apropos-map "c" '("Command Apropos" . command-apropos))
|
||
(define-key help-apropos-map "a" '("Apropos" . apropos))
|
||
|
||
(define-key help-keys-map "b"
|
||
'("List all keystroke commands" . describe-bindings))
|
||
(define-key help-keys-map "c"
|
||
'("Describe key briefly" . describe-key-briefly))
|
||
(define-key help-keys-map "k"
|
||
'("Describe key verbose" . describe-key))
|
||
(define-key help-keys-map "f"
|
||
'("Describe Lisp function" . describe-function))
|
||
(define-key help-keys-map "w"
|
||
'("Where is this command" . where-is))
|
||
|
||
(define-key help-manual-map "i" '("Info system" . info))
|
||
(define-key help-manual-map "t"
|
||
'("Invoke Emacs tutorial" . help-with-tutorial))
|
||
|
||
(define-key help-misc-map "l" '("Last 100 Keystrokes" . view-lossage))
|
||
(define-key help-misc-map "s" '("Describe syntax table" . describe-syntax))
|
||
|
||
(define-key help-modes-map "m"
|
||
'("Describe current major mode" . describe-mode))
|
||
(define-key help-modes-map "b"
|
||
'("List all keystroke commands" . describe-bindings))
|
||
|
||
(define-key help-admin-map "n"
|
||
'("view Emacs news" . view-emacs-news))
|
||
(define-key help-admin-map "l"
|
||
'("View the GNU Emacs license" . describe-copying))
|
||
(define-key help-admin-map "d"
|
||
'("Describe distribution" . describe-distribution))
|
||
(define-key help-admin-map "w"
|
||
'("Describe (non)warranty" . describe-no-warranty))
|
||
|
||
(provide 'mouse)
|
||
|
||
;;; mouse.el ends here
|