| blob | 351d307361f1cfb70a2773163054948d35d6890a |
1 ;;; mouse.el --- window system-independent mouse support.
3 ;;; Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc.
5 ;; Maintainer: FSF
6 ;; Keywords: hardware
8 ;;; This file is part of GNU Emacs.
10 ;;; GNU Emacs is free software; you can redistribute it and/or modify
11 ;;; it under the terms of the GNU General Public License as published by
12 ;;; the Free Software Foundation; either version 2, or (at your option)
13 ;;; any later version.
15 ;;; GNU Emacs is distributed in the hope that it will be useful,
16 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;;; GNU General Public License for more details.
20 ;;; You should have received a copy of the GNU General Public License
21 ;;; along with GNU Emacs; see the file COPYING. If not, write to
22 ;;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
24 ;;; Commentary:
26 ;; This package provides various useful commands (including help
27 ;; system access) through the mouse. All this code assumes that mouse
28 ;; interpretation has been abstracted into Emacs input events.
29 ;;
30 ;; The code is rather X-dependent.
32 ;;; Code:
34 ;;; Utility functions.
36 ;;; Indent track-mouse like progn.
41 \f
42 ;; Provide a mode-specific menu on a mouse button.
45 "Pop up a mode-specific menu of mouse commands."
46 ;; Switch to the window clicked on, because otherwise
47 ;; the mode's commands may not make sense.
51 ;; Make a keymap in which our last command leads to a menu
58 ;; Make NEWMAP override the usual definition
59 ;; of the mouse button that got us here.
60 ;; Then read the user's menu choice.
63 ;; read-key-sequence quits if the user aborts the menu.
64 ;; If that happens, do nothing silently.
72 ;; Compute and cache the equivalent keys in MENU and all its submenus.
87 ;; Given a mode's menu bar keymap,
88 ;; if it defines exactly one menu bar menu,
89 ;; return just that menu.
90 ;; Otherwise return a menu for all of them.
94 submap)
102 submap))))
103 \f
104 ;; Commands that operate on windows.
111 ;; Give temporary modes such as isearch a chance to turn off.
115 "Delete the window you click on.
116 This must be bound to a mouse click."
122 "Select the window clicked on; don't move point."
135 "Delete the window clicked on, and create a new frame displaying its buffer."
146 "Delete all window except the one you click on."
151 "Select Emacs window mouse is on, then split it vertically in half.
152 The window is split at the line clicked on.
153 This command must be bound to a mouse click."
167 "Select Emacs window mouse is on, then split it horizontally in half.
168 The window is split at the column clicked on.
169 This command must be bound to a mouse click."
183 "Change the height of a window by dragging on the mode line."
185 ;; Give temporary modes such as isearch a chance to turn off.
193 should-enlarge-minibuffer
194 event mouse minibuffer y top bot edges wconfig params growth)
201 ;; enlarge-window only works on the selected window, so
202 ;; we must select the window where the start event originated.
203 ;; unwind-protect will restore the old selected window later.
205 ;; if this is the bottommost ordinary window, then to
206 ;; move its modeline the minibuffer must be enlarged.
212 ;; loop reading events and sampling the position of
213 ;; the mouse.
217 ;; do nothing if
218 ;; - there is a switch-frame event.
219 ;; - the mouse isn't in the frame that we started in
220 ;; - the mouse isn't in any Emacs frame
221 ;; drag if
222 ;; - there is a mouse-movement event
223 ;; - there is a scroll-bar-movement event
224 ;; (same as mouse movement for our purposes)
225 ;; quit if
226 ;; - there is a keyboard event or some other unknown event
227 ;; unknown event.
231 nil)
239 nil)
241 nil)
247 ;; scale back a move that would make the
248 ;; window too short.
251 ;; compute size change needed
254 ;; grow/shrink minibuffer?
257 ;; yes. briefly select minibuffer so
258 ;; enlarge-window will affect the
259 ;; correct window.
261 ;; scale back shrinkage if it would
262 ;; make the minibuffer less than 1
263 ;; line tall.
266 growth)
271 ;; no. grow/shrink the selected window
273 ;; if this window's growth caused another
274 ;; window to be deleted because it was too
275 ;; short, rescind the change.
276 ;;
277 ;; if size change caused space to be stolen
278 ;; from a window above this one, rescind the
279 ;; change, but only if we didn't grow/srhink
280 ;; the minibuffer. minibuffer size changes
281 ;; can cause all windows to shrink... no way
282 ;; around it.
287 \f
289 "Change the width of a window by dragging on the vertical line."
291 ;; Give temporary modes such as isearch a chance to turn off.
299 event mouse x left right edges wconfig growth)
307 ;; enlarge-window only works on the selected window, so
308 ;; we must select the window where the start event originated.
309 ;; unwind-protect will restore the old selected window later.
311 ;; loop reading events and sampling the position of
312 ;; the mouse.
316 ;; do nothing if
317 ;; - there is a switch-frame event.
318 ;; - the mouse isn't in the frame that we started in
319 ;; - the mouse isn't in any Emacs frame
320 ;; drag if
321 ;; - there is a mouse-movement event
322 ;; - there is a scroll-bar-movement event
323 ;; (same as mouse movement for our purposes)
324 ;; quit if
325 ;; - there is a keyboard event or some other unknown event
326 ;; unknown event.
330 nil)
338 nil)
340 nil)
346 ;; scale back a move that would make the
347 ;; window too thin.
350 ;; compute size change needed
354 ;; if this window's growth caused another
355 ;; window to be deleted because it was too
356 ;; thin, rescind the change.
357 ;;
358 ;; if size change caused space to be stolen
359 ;; from a window to the left of this one,
360 ;; rescind the change.
364 \f
366 "Move point to the position clicked on with the mouse.
367 This should be bound to a mouse click event type."
370 ;; Use event-end in case called from mouse-drag-region.
371 ;; If EVENT is a click, event-end and event-start give same value.
384 "Return non-nil if there's an active region that was set with the mouse."
391 "Set the region to the text dragged over, and copy to kill ring.
392 This should be bound to a mouse drag event."
400 ;; If mark is highlighted, no need to bounce the cursor.
401 ;; On X, we highlight while dragging, thus once again no need to bounce.
409 ;; Don't set this-command to kill-region, so that a following
410 ;; C-w will not double the text in the kill ring.
411 ;; Ignore last-command so we don't append to a preceding kill.
422 "*The pause between scroll steps caused by mouse drags, in seconds.
423 If you drag the mouse beyond the edge of a window, Emacs scrolls the
424 window to bring the text beyond that edge into view, with a delay of
425 this many seconds between scroll steps. Scrolling stops when you move
426 the mouse back into the window, or release the button.
427 This variable's value may be non-integral.
431 "*The minimum number of lines scrolled by dragging mouse out of window.
432 Moving the mouse out the top or bottom edge of the window begins
433 scrolling repeatedly. The number of lines scrolled per repetition
434 is normally equal to the number of lines beyond the window edge that
435 the mouse has moved. However, it always scrolls at least the number
439 "Scroll the window WINDOW, JUMP lines at a time, until new input arrives.
440 If OVERLAY is an overlay, let it stretch from START to the far edge of
441 the newly visible text.
442 Upon exit, point is at the far edge of the newly visible text."
457 ;; window-end doesn't reflect the window's new
458 ;; start position until the next redisplay. Hurrah.
463 ;; Now that we have scrolled WINDOW properly,
464 ;; put point back where it was for the redisplay
465 ;; so that we don't mess up the selected window.
472 ;; Create an overlay and immediately delete it, to get "overlay in no buffer".
482 "Set the region to the text that the mouse is dragged over.
483 Highlight the drag area as you move the mouse.
484 This must be bound to a button-down mouse event.
485 In Transient Mark mode, the highlighting remains once you
486 release the mouse button. Otherwise, it does not."
497 ;; Don't count the mode line.
503 ;; In case the down click is in the middle of some intangible text,
504 ;; use the end of that text, and put it in START-POINT.
512 ;; end-of-range is used only in the single-click case.
513 ;; It is the place where the drag has reached so far
514 ;; (but not outside the window where the drag started).
522 nil
527 ;; Are we moving within the original window?
530 ;; Go to START-POINT first, so that when we move to END-POINT,
531 ;; if it's in the middle of intangible text,
532 ;; point jumps in the direction away from START-POINT.
546 mouse-drag-overlay start-point))
549 mouse-drag-overlay start-point)))))))))
552 ;; Run the binding of the terminating up-event, if possible.
553 ;; In the case of a multiple click, it gives the wrong results,
554 ;; because it would fail to set up a region.
556 ;; In this case, we can just let the up-event execute normally.
558 ;; Set the position in the event before we replay it,
559 ;; because otherwise it may have a position in the wrong
560 ;; buffer.
562 ;; Delete the overlay before calling the function,
563 ;; because delete-overlay increases buffer-modified-tick.
579 \f
580 ;; Commands to handle xterm-style multiple clicks.
583 "Skip over word, over whitespace, or over identical punctuation.
584 If DIR is positive skip forward; if negative, skip backward."
602 ;; Return a list of region bounds based on START and END according to MODE.
603 ;; If MODE is 0 then set point to (min START END), mark to (max START END).
604 ;; If MODE is 1 then set point to start of word at (min START END),
605 ;; mark to end of word at (max START END).
606 ;; If MODE is 2 then do the same for lines.
611 end temp)))
651 \f
652 ;; Subroutine: set the mark where CLICK happened,
653 ;; but don't do anything else.
661 ;; Momentarily show where the mark is, if highlighting doesn't show it.
669 "Set mark at the position clicked on with the mouse.
670 Display cursor at that position for a second.
671 This must be bound to a mouse click."
675 ;; We don't use save-excursion because that preserves the mark too.
685 "Kill the region between point and the mouse click.
697 "Insert the last stretch of killed text at the position clicked on.
698 Also move point to one end of the text thus inserted (normally the end).
700 If `mouse-yank-at-point' is non-nil, insert at point
701 regardless of where you click."
703 ;; Give temporary modes such as isearch a chance to turn off.
711 "Copy the region between point and the mouse click in the kill ring.
719 ;;; This function used to delete the text between point and the mouse
720 ;;; whenever it was equal to the front of the kill ring, but some
721 ;;; people found that confusing.
723 ;;; A list (TEXT START END), describing the text and position of the last
724 ;;; invocation of mouse-save-then-kill.
728 ;; We must make our own undo boundaries
729 ;; because they happen automatically only for the current buffer.
732 ;; If we have no undo list in this buffer,
733 ;; just delete.
735 ;; Delete, but make the undo-list entry share with the kill ring.
736 ;; First, delete just one char, so in case buffer is being modified
737 ;; for the first time, the undo list records that fact.
739 before-change-functions after-change-functions)
743 ;; Undo that deletion--but don't change the undo list!
745 before-change-functions after-change-functions)
747 ;; Now delete the rest of the specified region,
748 ;; but don't record it.
754 ;; Search back in buffer-undo-list for the string
755 ;; that came from deleting one character.
758 ;; Replace it with an entry for the entire deleted text.
764 "Save text to point in kill ring; the second time, kill the text.
765 If the text between point and the mouse is the same as what's
766 at the front of the kill ring, this deletes the text.
768 which prepares for a second click to delete the text.
770 If you have selected words or lines, this command extends the
771 selection through the word or line clicked on. If you do this
772 again in a different position, it extends the selection again.
773 If you do this twice in the same position, the selection is killed."
778 ;; Don't let a subsequent kill command append to this one:
779 ;; prevent setting this-command to kill-region.
784 ;; Don't be fooled by a recent click in some other buffer.
790 ;; Find both ends of the object selected by this click.
793 mouse-selection-click-count)))
794 ;; Move whichever end is closer to the click.
795 ;; That's what xterm does, and it seems reasonable.
800 ;; We have already put the old region in the kill ring.
801 ;; Replace it with the extended region.
802 ;; (It would be annoying to make a separate entry.)
805 ;; Arrange for a repeated mouse-3 to kill this region.
809 ;; If we click this button again without moving it,
810 ;; that time kill.
815 mouse-save-then-kill-posn
818 ;; If this is the second time we've called
819 ;; mouse-save-then-kill, delete the text from the buffer.
822 ;; After we kill, another click counts as "the first time".
825 mouse-save-then-kill-posn)
831 ;; We have a selection or suitable region, so adjust it.
837 ;; Move whichever end of the region is closer to the click.
838 ;; That is what xterm does, and it seems reasonable.
845 ;; Set the mark where point is, then move where clicked.
854 \f
861 ;; An overlay which records the current secondary selection
862 ;; or else is deleted when there is no secondary selection.
863 ;; May be nil.
868 ;; A marker which records the specified first end for a secondary selection.
869 ;; May be nil.
873 "Set one end of the secondary selection to the position clicked on.
875 and complete the secondary selection."
881 ;; Cancel any preexisting secondary selection.
891 "Set the secondary selection to the text that the mouse is dragged over.
892 This must be bound to a mouse drag event."
896 beg
908 "Set the secondary selection to the text that the mouse is dragged over.
909 Highlight the drag area as you move the mouse.
910 This must be bound to a button-down mouse event."
921 ;; Don't count the mode line.
932 ;; Double or triple press: make an initial selection
933 ;; of one word or line.
940 ;; Single-press: cancel any preexisting secondary selection.
953 nil
957 ;; Are we moving within the original window?
961 click-count)))
974 mouse-secondary-overlay start-point))
977 mouse-secondary-overlay start-point)))))))))
980 ;;; (eq (get (event-basic-type event) 'event-kind) 'mouse-click)
981 ;;; (eq (posn-window (event-end event)) start-window)
982 ;;; (numberp (posn-point (event-end event)))
992 'SECONDARY
997 "Insert the secondary selection at the position clicked on.
998 Move point to the end of the inserted text.
999 If `mouse-yank-at-point' is non-nil, insert at point
1000 regardless of where you click."
1002 ;; Give temporary modes such as isearch a chance to turn off.
1008 "Kill the text in the secondary selection.
1009 This is intended more as a keyboard command than as a mouse command
1010 but it can work as either one.
1012 The current buffer (in case of keyboard use), or the buffer clicked on,
1013 must be the one that the secondary selection is in. This requirement
1014 is to prevent accidents."
1029 ;;; (x-set-selection 'SECONDARY nil)
1033 "Save text to point in kill ring; the second time, kill the text.
1036 you use this command matches the text at the front of the kill ring,
1037 this command deletes the text.
1039 which prepares for a second click with this command to delete the text.
1041 If you have already made a secondary selection in that buffer,
1042 this command extends or retracts the selection to where you click.
1043 If you do this again in a different position, it extends or retracts
1044 again. If you do this twice in the same position, it kills the selection."
1049 ;; Don't let a subsequent kill command append to this one:
1050 ;; prevent setting this-command to kill-region.
1064 ;; Find both ends of the object selected by this click.
1067 mouse-secondary-click-count)))
1068 ;; Move whichever end is closer to the click.
1069 ;; That's what xterm does, and it seems reasonable.
1077 ;; We have already put the old region in the kill ring.
1078 ;; Replace it with the extended region.
1079 ;; (It would be annoying to make a separate entry.)
1083 ;; Arrange for a repeated mouse-3 to kill this region.
1086 ;; If we click this button again without moving it,
1087 ;; that time kill.
1096 mouse-save-then-kill-posn
1099 ;; If this is the second time we've called
1100 ;; mouse-secondary-save-then-kill, delete the text from the buffer.
1108 ;; We have a selection, so adjust it.
1112 ;; Move whichever end of the region is closer to the click.
1113 ;; That is what xterm does, and it seems reasonable.
1120 click-posn))
1123 ;; If the front of the kill ring comes from
1124 ;; an immediately previous use of this command,
1125 ;; replace it with the extended region.
1126 ;; (It would be annoying to make a separate entry.)
1133 ;; All we have is one end of a selection,
1134 ;; so put the other end here.
1148 \f
1150 "Pop up a menu of buffers for selection with the mouse.
1151 This switches buffers in the window that you clicked on,
1152 and selects that window."
1160 head)
1187 list-buffers-directory)))
1189 elt)
1190 head))))
1199 \f
1200 ;;; These need to be rewritten for the new scroll bar implementation.
1202 ;;;!! ;; Commands for the scroll bar.
1203 ;;;!!
1204 ;;;!! (defun mouse-scroll-down (click)
1205 ;;;!! (interactive "@e")
1206 ;;;!! (scroll-down (1+ (cdr (mouse-coords click)))))
1207 ;;;!!
1208 ;;;!! (defun mouse-scroll-up (click)
1209 ;;;!! (interactive "@e")
1210 ;;;!! (scroll-up (1+ (cdr (mouse-coords click)))))
1211 ;;;!!
1212 ;;;!! (defun mouse-scroll-down-full ()
1213 ;;;!! (interactive "@")
1214 ;;;!! (scroll-down nil))
1215 ;;;!!
1216 ;;;!! (defun mouse-scroll-up-full ()
1217 ;;;!! (interactive "@")
1218 ;;;!! (scroll-up nil))
1219 ;;;!!
1220 ;;;!! (defun mouse-scroll-move-cursor (click)
1221 ;;;!! (interactive "@e")
1222 ;;;!! (move-to-window-line (1+ (cdr (mouse-coords click)))))
1223 ;;;!!
1224 ;;;!! (defun mouse-scroll-absolute (event)
1225 ;;;!! (interactive "@e")
1226 ;;;!! (let* ((pos (car event))
1227 ;;;!! (position (car pos))
1228 ;;;!! (length (car (cdr pos))))
1229 ;;;!! (if (<= length 0) (setq length 1))
1230 ;;;!! (let* ((scale-factor (max 1 (/ length (/ 8000000 (buffer-size)))))
1231 ;;;!! (newpos (* (/ (* (/ (buffer-size) scale-factor)
1232 ;;;!! position)
1233 ;;;!! length)
1234 ;;;!! scale-factor)))
1235 ;;;!! (goto-char newpos)
1236 ;;;!! (recenter '(4)))))
1237 ;;;!!
1238 ;;;!! (defun mouse-scroll-left (click)
1239 ;;;!! (interactive "@e")
1240 ;;;!! (scroll-left (1+ (car (mouse-coords click)))))
1241 ;;;!!
1242 ;;;!! (defun mouse-scroll-right (click)
1243 ;;;!! (interactive "@e")
1244 ;;;!! (scroll-right (1+ (car (mouse-coords click)))))
1245 ;;;!!
1246 ;;;!! (defun mouse-scroll-left-full ()
1247 ;;;!! (interactive "@")
1248 ;;;!! (scroll-left nil))
1249 ;;;!!
1250 ;;;!! (defun mouse-scroll-right-full ()
1251 ;;;!! (interactive "@")
1252 ;;;!! (scroll-right nil))
1253 ;;;!!
1254 ;;;!! (defun mouse-scroll-move-cursor-horizontally (click)
1255 ;;;!! (interactive "@e")
1256 ;;;!! (move-to-column (1+ (car (mouse-coords click)))))
1257 ;;;!!
1258 ;;;!! (defun mouse-scroll-absolute-horizontally (event)
1259 ;;;!! (interactive "@e")
1260 ;;;!! (let* ((pos (car event))
1261 ;;;!! (position (car pos))
1262 ;;;!! (length (car (cdr pos))))
1263 ;;;!! (set-window-hscroll (selected-window) 33)))
1264 ;;;!!
1265 ;;;!! (global-set-key [scroll-bar mouse-1] 'mouse-scroll-up)
1266 ;;;!! (global-set-key [scroll-bar mouse-2] 'mouse-scroll-absolute)
1267 ;;;!! (global-set-key [scroll-bar mouse-3] 'mouse-scroll-down)
1268 ;;;!!
1269 ;;;!! (global-set-key [vertical-slider mouse-1] 'mouse-scroll-move-cursor)
1270 ;;;!! (global-set-key [vertical-slider mouse-2] 'mouse-scroll-move-cursor)
1271 ;;;!! (global-set-key [vertical-slider mouse-3] 'mouse-scroll-move-cursor)
1272 ;;;!!
1273 ;;;!! (global-set-key [thumbup mouse-1] 'mouse-scroll-up-full)
1274 ;;;!! (global-set-key [thumbup mouse-2] 'mouse-scroll-up-full)
1275 ;;;!! (global-set-key [thumbup mouse-3] 'mouse-scroll-up-full)
1276 ;;;!!
1277 ;;;!! (global-set-key [thumbdown mouse-1] 'mouse-scroll-down-full)
1278 ;;;!! (global-set-key [thumbdown mouse-2] 'mouse-scroll-down-full)
1279 ;;;!! (global-set-key [thumbdown mouse-3] 'mouse-scroll-down-full)
1280 ;;;!!
1281 ;;;!! (global-set-key [horizontal-scroll-bar mouse-1] 'mouse-scroll-left)
1282 ;;;!! (global-set-key [horizontal-scroll-bar mouse-2]
1283 ;;;!! 'mouse-scroll-absolute-horizontally)
1284 ;;;!! (global-set-key [horizontal-scroll-bar mouse-3] 'mouse-scroll-right)
1285 ;;;!!
1286 ;;;!! (global-set-key [horizontal-slider mouse-1]
1287 ;;;!! 'mouse-scroll-move-cursor-horizontally)
1288 ;;;!! (global-set-key [horizontal-slider mouse-2]
1289 ;;;!! 'mouse-scroll-move-cursor-horizontally)
1290 ;;;!! (global-set-key [horizontal-slider mouse-3]
1291 ;;;!! 'mouse-scroll-move-cursor-horizontally)
1292 ;;;!!
1293 ;;;!! (global-set-key [thumbleft mouse-1] 'mouse-scroll-left-full)
1294 ;;;!! (global-set-key [thumbleft mouse-2] 'mouse-scroll-left-full)
1295 ;;;!! (global-set-key [thumbleft mouse-3] 'mouse-scroll-left-full)
1296 ;;;!!
1297 ;;;!! (global-set-key [thumbright mouse-1] 'mouse-scroll-right-full)
1298 ;;;!! (global-set-key [thumbright mouse-2] 'mouse-scroll-right-full)
1299 ;;;!! (global-set-key [thumbright mouse-3] 'mouse-scroll-right-full)
1300 ;;;!!
1301 ;;;!! (global-set-key [horizontal-scroll-bar S-mouse-2]
1302 ;;;!! 'mouse-split-window-horizontally)
1303 ;;;!! (global-set-key [mode-line S-mouse-2]
1304 ;;;!! 'mouse-split-window-horizontally)
1305 ;;;!! (global-set-key [vertical-scroll-bar S-mouse-2]
1306 ;;;!! 'mouse-split-window)
1307 \f
1308 ;;;!! ;;;;
1309 ;;;!! ;;;; Here are experimental things being tested. Mouse events
1310 ;;;!! ;;;; are of the form:
1311 ;;;!! ;;;; ((x y) window screen-part key-sequence timestamp)
1312 ;;;!! ;;
1313 ;;;!! ;;;;
1314 ;;;!! ;;;; Dynamically track mouse coordinates
1315 ;;;!! ;;;;
1316 ;;;!! ;;
1317 ;;;!! ;;(defun track-mouse (event)
1318 ;;;!! ;; "Track the coordinates, absolute and relative, of the mouse."
1319 ;;;!! ;; (interactive "@e")
1320 ;;;!! ;; (while mouse-grabbed
1321 ;;;!! ;; (let* ((pos (read-mouse-position (selected-screen)))
1322 ;;;!! ;; (abs-x (car pos))
1323 ;;;!! ;; (abs-y (cdr pos))
1324 ;;;!! ;; (relative-coordinate (coordinates-in-window-p
1325 ;;;!! ;; (list (car pos) (cdr pos))
1326 ;;;!! ;; (selected-window))))
1327 ;;;!! ;; (if (consp relative-coordinate)
1328 ;;;!! ;; (message "mouse: [%d %d], (%d %d)" abs-x abs-y
1329 ;;;!! ;; (car relative-coordinate)
1330 ;;;!! ;; (car (cdr relative-coordinate)))
1331 ;;;!! ;; (message "mouse: [%d %d]" abs-x abs-y)))))
1332 ;;;!!
1333 ;;;!! ;;
1334 ;;;!! ;; Dynamically put a box around the line indicated by point
1335 ;;;!! ;;
1336 ;;;!! ;;
1337 ;;;!! ;;(require 'backquote)
1338 ;;;!! ;;
1339 ;;;!! ;;(defun mouse-select-buffer-line (event)
1340 ;;;!! ;; (interactive "@e")
1341 ;;;!! ;; (let ((relative-coordinate
1342 ;;;!! ;; (coordinates-in-window-p (car event) (selected-window)))
1343 ;;;!! ;; (abs-y (car (cdr (car event)))))
1344 ;;;!! ;; (if (consp relative-coordinate)
1345 ;;;!! ;; (progn
1346 ;;;!! ;; (save-excursion
1347 ;;;!! ;; (move-to-window-line (car (cdr relative-coordinate)))
1348 ;;;!! ;; (x-draw-rectangle
1349 ;;;!! ;; (selected-screen)
1350 ;;;!! ;; abs-y 0
1351 ;;;!! ;; (save-excursion
1352 ;;;!! ;; (move-to-window-line (car (cdr relative-coordinate)))
1353 ;;;!! ;; (end-of-line)
1354 ;;;!! ;; (push-mark nil t)
1355 ;;;!! ;; (beginning-of-line)
1356 ;;;!! ;; (- (region-end) (region-beginning))) 1))
1357 ;;;!! ;; (sit-for 1)
1358 ;;;!! ;; (x-erase-rectangle (selected-screen))))))
1359 ;;;!! ;;
1360 ;;;!! ;;(defvar last-line-drawn nil)
1361 ;;;!! ;;(defvar begin-delim "[^ \t]")
1362 ;;;!! ;;(defvar end-delim "[^ \t]")
1363 ;;;!! ;;
1364 ;;;!! ;;(defun mouse-boxing (event)
1365 ;;;!! ;; (interactive "@e")
1366 ;;;!! ;; (save-excursion
1367 ;;;!! ;; (let ((screen (selected-screen)))
1368 ;;;!! ;; (while (= (x-mouse-events) 0)
1369 ;;;!! ;; (let* ((pos (read-mouse-position screen))
1370 ;;;!! ;; (abs-x (car pos))
1371 ;;;!! ;; (abs-y (cdr pos))
1372 ;;;!! ;; (relative-coordinate
1373 ;;;!! ;; (coordinates-in-window-p (` ((, abs-x) (, abs-y)))
1374 ;;;!! ;; (selected-window)))
1375 ;;;!! ;; (begin-reg nil)
1376 ;;;!! ;; (end-reg nil)
1377 ;;;!! ;; (end-column nil)
1378 ;;;!! ;; (begin-column nil))
1379 ;;;!! ;; (if (and (consp relative-coordinate)
1380 ;;;!! ;; (or (not last-line-drawn)
1381 ;;;!! ;; (not (= last-line-drawn abs-y))))
1382 ;;;!! ;; (progn
1383 ;;;!! ;; (move-to-window-line (car (cdr relative-coordinate)))
1384 ;;;!! ;; (if (= (following-char) 10)
1385 ;;;!! ;; ()
1386 ;;;!! ;; (progn
1387 ;;;!! ;; (setq begin-reg (1- (re-search-forward end-delim)))
1388 ;;;!! ;; (setq begin-column (1- (current-column)))
1389 ;;;!! ;; (end-of-line)
1390 ;;;!! ;; (setq end-reg (1+ (re-search-backward begin-delim)))
1391 ;;;!! ;; (setq end-column (1+ (current-column)))
1392 ;;;!! ;; (message "%s" (buffer-substring begin-reg end-reg))
1393 ;;;!! ;; (x-draw-rectangle screen
1394 ;;;!! ;; (setq last-line-drawn abs-y)
1395 ;;;!! ;; begin-column
1396 ;;;!! ;; (- end-column begin-column) 1))))))))))
1397 ;;;!! ;;
1398 ;;;!! ;;(defun mouse-erase-box ()
1399 ;;;!! ;; (interactive)
1400 ;;;!! ;; (if last-line-drawn
1401 ;;;!! ;; (progn
1402 ;;;!! ;; (x-erase-rectangle (selected-screen))
1403 ;;;!! ;; (setq last-line-drawn nil))))
1404 ;;;!!
1405 ;;;!! ;;; (defun test-x-rectangle ()
1406 ;;;!! ;;; (use-local-mouse-map (setq rectangle-test-map (make-sparse-keymap)))
1407 ;;;!! ;;; (define-key rectangle-test-map mouse-motion-button-left 'mouse-boxing)
1408 ;;;!! ;;; (define-key rectangle-test-map mouse-button-left-up 'mouse-erase-box))
1409 ;;;!!
1410 ;;;!! ;;
1411 ;;;!! ;; Here is how to do double clicking in lisp. About to change.
1412 ;;;!! ;;
1413 ;;;!!
1414 ;;;!! (defvar double-start nil)
1415 ;;;!! (defconst double-click-interval 300
1416 ;;;!! "Max ticks between clicks")
1417 ;;;!!
1418 ;;;!! (defun double-down (event)
1419 ;;;!! (interactive "@e")
1420 ;;;!! (if double-start
1421 ;;;!! (let ((interval (- (nth 4 event) double-start)))
1422 ;;;!! (if (< interval double-click-interval)
1423 ;;;!! (progn
1424 ;;;!! (backward-up-list 1)
1425 ;;;!! ;; (message "Interval %d" interval)
1426 ;;;!! (sleep-for 1)))
1427 ;;;!! (setq double-start nil))
1428 ;;;!! (setq double-start (nth 4 event))))
1429 ;;;!!
1430 ;;;!! (defun double-up (event)
1431 ;;;!! (interactive "@e")
1432 ;;;!! (and double-start
1433 ;;;!! (> (- (nth 4 event ) double-start) double-click-interval)
1434 ;;;!! (setq double-start nil)))
1435 ;;;!!
1436 ;;;!! ;;; (defun x-test-doubleclick ()
1437 ;;;!! ;;; (use-local-mouse-map (setq doubleclick-test-map (make-sparse-keymap)))
1438 ;;;!! ;;; (define-key doubleclick-test-map mouse-button-left 'double-down)
1439 ;;;!! ;;; (define-key doubleclick-test-map mouse-button-left-up 'double-up))
1440 ;;;!!
1441 ;;;!! ;;
1442 ;;;!! ;; This scrolls while button is depressed. Use preferable in scroll bar.
1443 ;;;!! ;;
1444 ;;;!!
1445 ;;;!! (defvar scrolled-lines 0)
1446 ;;;!! (defconst scroll-speed 1)
1447 ;;;!!
1448 ;;;!! (defun incr-scroll-down (event)
1449 ;;;!! (interactive "@e")
1450 ;;;!! (setq scrolled-lines 0)
1451 ;;;!! (incremental-scroll scroll-speed))
1452 ;;;!!
1453 ;;;!! (defun incr-scroll-up (event)
1454 ;;;!! (interactive "@e")
1455 ;;;!! (setq scrolled-lines 0)
1456 ;;;!! (incremental-scroll (- scroll-speed)))
1457 ;;;!!
1458 ;;;!! (defun incremental-scroll (n)
1459 ;;;!! (while (= (x-mouse-events) 0)
1460 ;;;!! (setq scrolled-lines (1+ (* scroll-speed scrolled-lines)))
1461 ;;;!! (scroll-down n)
1462 ;;;!! (sit-for 300 t)))
1463 ;;;!!
1464 ;;;!! (defun incr-scroll-stop (event)
1465 ;;;!! (interactive "@e")
1466 ;;;!! (message "Scrolled %d lines" scrolled-lines)
1467 ;;;!! (setq scrolled-lines 0)
1468 ;;;!! (sleep-for 1))
1469 ;;;!!
1470 ;;;!! ;;; (defun x-testing-scroll ()
1471 ;;;!! ;;; (let ((scrolling-map (function mouse-vertical-scroll-bar-prefix)))
1472 ;;;!! ;;; (define-key scrolling-map mouse-button-left 'incr-scroll-down)
1473 ;;;!! ;;; (define-key scrolling-map mouse-button-right 'incr-scroll-up)
1474 ;;;!! ;;; (define-key scrolling-map mouse-button-left-up 'incr-scroll-stop)
1475 ;;;!! ;;; (define-key scrolling-map mouse-button-right-up 'incr-scroll-stop)))
1476 ;;;!!
1477 ;;;!! ;;
1478 ;;;!! ;; Some playthings suitable for picture mode? They need work.
1479 ;;;!! ;;
1480 ;;;!!
1481 ;;;!! (defun mouse-kill-rectangle (event)
1482 ;;;!! "Kill the rectangle between point and the mouse cursor."
1483 ;;;!! (interactive "@e")
1484 ;;;!! (let ((point-save (point)))
1485 ;;;!! (save-excursion
1486 ;;;!! (mouse-set-point event)
1487 ;;;!! (push-mark nil t)
1488 ;;;!! (if (> point-save (point))
1489 ;;;!! (kill-rectangle (point) point-save)
1490 ;;;!! (kill-rectangle point-save (point))))))
1491 ;;;!!
1492 ;;;!! (defun mouse-open-rectangle (event)
1493 ;;;!! "Kill the rectangle between point and the mouse cursor."
1494 ;;;!! (interactive "@e")
1495 ;;;!! (let ((point-save (point)))
1496 ;;;!! (save-excursion
1497 ;;;!! (mouse-set-point event)
1498 ;;;!! (push-mark nil t)
1499 ;;;!! (if (> point-save (point))
1500 ;;;!! (open-rectangle (point) point-save)
1501 ;;;!! (open-rectangle point-save (point))))))
1502 ;;;!!
1503 ;;;!! ;; Must be a better way to do this.
1504 ;;;!!
1505 ;;;!! (defun mouse-multiple-insert (n char)
1506 ;;;!! (while (> n 0)
1507 ;;;!! (insert char)
1508 ;;;!! (setq n (1- n))))
1509 ;;;!!
1510 ;;;!! ;; What this could do is not finalize until button was released.
1511 ;;;!!
1512 ;;;!! (defun mouse-move-text (event)
1513 ;;;!! "Move text from point to cursor position, inserting spaces."
1514 ;;;!! (interactive "@e")
1515 ;;;!! (let* ((relative-coordinate
1516 ;;;!! (coordinates-in-window-p (car event) (selected-window))))
1517 ;;;!! (if (consp relative-coordinate)
1518 ;;;!! (cond ((> (current-column) (car relative-coordinate))
1519 ;;;!! (delete-char
1520 ;;;!! (- (car relative-coordinate) (current-column))))
1521 ;;;!! ((< (current-column) (car relative-coordinate))
1522 ;;;!! (mouse-multiple-insert
1523 ;;;!! (- (car relative-coordinate) (current-column)) " "))
1524 ;;;!! ((= (current-column) (car relative-coordinate)) (ding))))))
1525 \f
1526 ;; Choose a completion with the mouse.
1529 "Click on an alternative in the `*Completions*' buffer to choose it."
1531 ;; Give temporary modes such as isearch a chance to turn off.
1534 choice
1535 base-size)
1556 ;; This is a special buffer's frame
1562 \f
1563 ;; Font selection.
1579 ;; For these, we specify the pixel height and width.
1608 ;;; We don't seem to have these; who knows what they are.
1609 ;;; ("fg-18" "fg-18")
1610 ;;; ("fg-25" "fg-25")
1611 ;;; ("lucidasanstypewriter-12" "lucidasanstypewriter-12")
1612 ;;; ("lucidasanstypewriter-bold-14" "lucidasanstypewriter-bold-14")
1613 ;;; ("lucidasanstypewriter-bold-24" "lucidasanstypewriter-bold-24")
1614 ;;; ("lucidatypewriter-bold-r-24" "-b&h-lucidatypewriter-bold-r-normal-sans-24-240-75-75-m-140-iso8859-1")
1615 ;;; ("fixed-medium-20" "-misc-fixed-medium-*-*-*-20-*-*-*-*-*-*-*")
1617 ;; For these, we specify the point height.
1642 )
1646 "Select an emacs font from a list of known good fonts"
1661 \f
1662 ;;; Bindings for mouse commands.
1668 ;; These are tested for in mouse-drag-region.
1675 ;; By binding these to down-going events, we let the user use the up-going
1676 ;; event to make the selection, saving a click.
1680 ;; C-down-mouse-2 is bound in facemenu.el.
1684 ;; Replaced with dragging mouse-1
1685 ;; (global-set-key [S-mouse-1] 'mouse-set-mark)
1700 ;;; mouse.el ends here