2021-04-26 07:53:20 -04:00
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#| -*-Scheme-*-
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Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994,
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1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
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2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016,
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2017, 2018, 2019, 2020 Massachusetts Institute of Technology
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This file is part of MIT/GNU Scheme.
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MIT/GNU Scheme 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 of the License, or (at
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your option) any later version.
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MIT/GNU Scheme is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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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 MIT/GNU Scheme; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301,
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USA.
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|#
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;;;; Mouse Commands
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2021-04-26 07:57:47 -04:00
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2021-04-26 07:53:20 -04:00
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(define-command mouse-select
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"Select window the mouse is on."
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()
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(lambda ()
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(select-window (button-event/window (current-button-event)))))
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(define-command mouse-keep-one-window
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"Select window mouse is on, then kill all other windows."
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()
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(lambda ()
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((ref-command mouse-select))
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((ref-command delete-other-windows))))
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(define-command mouse-select-and-split
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"Select window mouse is on, then split it vertically in half."
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()
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(lambda ()
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((ref-command mouse-select))
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((ref-command split-window-vertically) false)))
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(define-command mouse-set-point
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"Select window mouse is on, and move point to mouse position."
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()
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(lambda ()
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(let ((button-event (current-button-event)))
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(let ((window (button-event/window button-event)))
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(select-window window)
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(set-current-point!
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(or (window-coordinates->mark window
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(button-event/x button-event)
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(button-event/y button-event))
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(buffer-end (window-buffer window))))))))
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(define-command mouse-set-mark
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"Select window mouse is on, and set mark at mouse position.
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Display cursor at that position for a second."
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()
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(lambda ()
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(let ((button-event (current-button-event)))
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(let ((window (button-event/window button-event)))
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(select-window window)
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(let ((mark
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(or (window-coordinates->mark window
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(button-event/x button-event)
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(button-event/y button-event))
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(buffer-end (window-buffer window)))))
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(push-current-mark! mark)
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(mark-flash mark))))))
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(define-command mouse-show-event
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"Show the mouse position in the minibuffer."
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()
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(lambda ()
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(let ((button-event (current-button-event)))
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(message "window: " (button-event/window button-event)
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" x: " (button-event/x button-event)
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" y: " (button-event/y button-event)))))
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(define-command mouse-scroll-up
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"Scroll up mouse-scroll-increment lines."
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()
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(lambda ()
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(scroll-window (selected-window)
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(ref-variable mouse-scroll-increment)
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(lambda () unspecific))))
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(define-command mouse-scroll-down
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"Scroll down mouse-scroll-increment lines."
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()
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(lambda ()
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(scroll-window (selected-window)
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(- (ref-variable mouse-scroll-increment))
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(lambda () unspecific))))
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(define-variable mouse-scroll-increment
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"Number of lines by which a mouse-scroll event moves."
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5
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exact-nonnegative-integer?)
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(define-command mouse-ignore
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"Don't do anything."
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()
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(lambda () unspecific))
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(define button1-down (make-down-button 0))
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(define button2-down (make-down-button 1))
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(define button3-down (make-down-button 2))
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(define button4-down (make-down-button 3))
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(define button5-down (make-down-button 4))
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(define button1-up (make-up-button 0))
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(define button2-up (make-up-button 1))
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(define button3-up (make-up-button 2))
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(define button4-up (make-up-button 3))
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2021-04-26 07:57:47 -04:00
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(define button5-up (make-up-button 4))
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