| 1 | ;;; mouse.el --- window system-independent mouse support. |
| 2 | |
| 3 | ;;; Copyright (C) 1988, 1992 Free Software Foundation, Inc. |
| 4 | |
| 5 | ;; Maintainer: FSF |
| 6 | ;; Keywords: hardware |
| 7 | |
| 8 | ;;; This file is part of GNU Emacs. |
| 9 | |
| 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. |
| 14 | |
| 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. |
| 19 | |
| 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. |
| 23 | |
| 24 | \f |
| 25 | ;;; Utility functions. |
| 26 | |
| 27 | (defsubst mouse-movement-p (object) |
| 28 | "Return non-nil if OBJECT is a mouse movement event." |
| 29 | (and (consp object) |
| 30 | (eq (car object) 'mouse-movement))) |
| 31 | |
| 32 | (defsubst event-start (event) |
| 33 | "Return the starting position of EVENT. |
| 34 | If EVENT is a mouse press or a mouse click, this returns the location |
| 35 | of the event. |
| 36 | If EVENT is a drag, this returns the drag's starting position. |
| 37 | The return value is of the form |
| 38 | (WINDOW BUFFER-POSITION (COL . ROW) TIMESTAMP) |
| 39 | The `posn-' functions access elements of such lists." |
| 40 | (nth 1 event)) |
| 41 | |
| 42 | (defsubst event-end (event) |
| 43 | "Return the ending location of EVENT. EVENT should be a drag event. |
| 44 | The return value is of the form |
| 45 | (WINDOW BUFFER-POSITION (COL . ROW) TIMESTAMP) |
| 46 | The `posn-' functions access elements of such lists." |
| 47 | (nth 2 event)) |
| 48 | |
| 49 | (defsubst posn-window (position) |
| 50 | "Return the window in POSITION. |
| 51 | POSITION should be a list of the form |
| 52 | (WINDOW BUFFER-POSITION (COL . ROW) TIMESTAMP) |
| 53 | as returned by the `event-start' and `event-end' functions." |
| 54 | (nth 0 position)) |
| 55 | |
| 56 | (defsubst posn-point (position) |
| 57 | "Return the buffer location in POSITION. |
| 58 | POSITION should be a list of the form |
| 59 | (WINDOW BUFFER-POSITION (COL . ROW) TIMESTAMP) |
| 60 | as returned by the `event-start' and `event-end' functions." |
| 61 | (nth 1 position)) |
| 62 | |
| 63 | (defsubst posn-col-row (position) |
| 64 | "Return the row and column in POSITION. |
| 65 | POSITION should be a list of the form |
| 66 | (WINDOW BUFFER-POSITION (COL . ROW) TIMESTAMP) |
| 67 | as returned by the `event-start' and `event-end' functions." |
| 68 | (nth 2 position)) |
| 69 | |
| 70 | (defsubst posn-timestamp (position) |
| 71 | "Return the timestamp of POSITION. |
| 72 | POSITION should be a list of the form |
| 73 | (WINDOW BUFFER-POSITION (COL . ROW) TIMESTAMP) |
| 74 | nas returned by the `event-start' and `event-end' functions." |
| 75 | (nth 3 position)) |
| 76 | |
| 77 | ;;; Indent track-mouse like progn. |
| 78 | (put 'track-mouse 'lisp-indent-function 0) |
| 79 | |
| 80 | \f |
| 81 | (defun mouse-delete-window (click) |
| 82 | "Delete the window you click on. |
| 83 | This must be bound to a mouse click." |
| 84 | (interactive "e") |
| 85 | (delete-window (posn-window (event-start click)))) |
| 86 | |
| 87 | (defun mouse-tear-off-window (click) |
| 88 | "Delete the window clicked on, and create a new frame displaying its buffer." |
| 89 | (interactive "e") |
| 90 | (let* ((window (posn-window (event-start click))) |
| 91 | (buf (window-buffer window)) |
| 92 | (frame (new-frame))) |
| 93 | (select-frame frame) |
| 94 | (switch-to-buffer buf) |
| 95 | (delete-window window))) |
| 96 | |
| 97 | (defun mouse-delete-other-windows () |
| 98 | "Delete all window except the one you click on." |
| 99 | (interactive "@") |
| 100 | (delete-other-windows)) |
| 101 | |
| 102 | (defun mouse-split-window-vertically (click) |
| 103 | "Select Emacs window mouse is on, then split it vertically in half. |
| 104 | The window is split at the line clicked on. |
| 105 | This command must be bound to a mouse click." |
| 106 | (interactive "@e") |
| 107 | (let ((start (event-start click))) |
| 108 | (select-window (posn-window start)) |
| 109 | (split-window-vertically (1+ (cdr (posn-col-row click)))))) |
| 110 | |
| 111 | (defun mouse-split-window-horizontally (click) |
| 112 | "Select Emacs window mouse is on, then split it horizontally in half. |
| 113 | The window is split at the column clicked on. |
| 114 | This command must be bound to a mouse click." |
| 115 | (interactive "@e") |
| 116 | (split-window-horizontally (1+ (car (mouse-coords click))))) |
| 117 | |
| 118 | (defun mouse-set-point (click) |
| 119 | "Move point to the position clicked on with the mouse. |
| 120 | This must be bound to a mouse click." |
| 121 | (interactive "e") |
| 122 | (let ((posn (event-start click))) |
| 123 | (select-window (posn-window posn)) |
| 124 | (if (numberp (posn-point posn)) |
| 125 | (goto-char (posn-point posn))))) |
| 126 | |
| 127 | (defun mouse-set-region (click) |
| 128 | "Set the region to the text that the mouse is dragged over. |
| 129 | This must be bound to a mouse click." |
| 130 | (interactive "e") |
| 131 | (let ((posn (event-start click)) |
| 132 | (end (event-end click))) |
| 133 | (select-window (posn-window posn)) |
| 134 | (if (numberp (posn-point posn)) |
| 135 | (goto-char (posn-point posn))) |
| 136 | (sit-for 1) |
| 137 | (push-mark) |
| 138 | (if (numberp (posn-point end)) |
| 139 | (goto-char (posn-point end))))) |
| 140 | |
| 141 | (defun mouse-set-mark (click) |
| 142 | "Set mark at the position clicked on with the mouse. |
| 143 | Display cursor at that position for a second. |
| 144 | This must be bound to a mouse click." |
| 145 | (interactive "e") |
| 146 | (let ((point-save (point))) |
| 147 | (unwind-protect |
| 148 | (progn (mouse-set-point click) |
| 149 | (push-mark nil t) |
| 150 | (sit-for 1)) |
| 151 | (goto-char point-save)))) |
| 152 | |
| 153 | (defun mouse-kill (click) |
| 154 | "Kill the region between point and the mouse click. |
| 155 | The text is saved in the kill ring, as with \\[kill-region]." |
| 156 | (interactive "e") |
| 157 | (let ((click-posn (event-point click))) |
| 158 | (if (numberp click-posn) |
| 159 | (kill-region (min (point) click-posn) |
| 160 | (max (point) click-posn))))) |
| 161 | |
| 162 | (defun mouse-yank-at-click (click arg) |
| 163 | "Insert the last stretch of killed text at the position clicked on. |
| 164 | Prefix arguments are interpreted as with \\[yank]." |
| 165 | (interactive "e\nP") |
| 166 | (mouse-set-point click) |
| 167 | (yank arg)) |
| 168 | |
| 169 | (defun mouse-kill-ring-save (click) |
| 170 | "Copy the region between point and the mouse click in the kill ring. |
| 171 | This does not delete the region; it acts like \\[kill-ring-save]." |
| 172 | (interactive "e") |
| 173 | (mouse-set-mark click) |
| 174 | (call-interactively 'kill-ring-save)) |
| 175 | |
| 176 | (defun mouse-save-then-kill (click) |
| 177 | "Copy the region between point and the mouse click in the kill ring. |
| 178 | This does not delete the region; it acts like \\[kill-ring-save]." |
| 179 | (interactive "e") |
| 180 | (mouse-set-mark click) |
| 181 | (if (string= (buffer-substring (point) (mark)) (car kill-ring)) |
| 182 | ;; If this text was already saved in kill ring, |
| 183 | ;; now delete it from the buffer. |
| 184 | (progn |
| 185 | (let ((buffer-undo-list t)) |
| 186 | (delete-region (point) (mark))) |
| 187 | ;; Make the undo list by hand so it is shared. |
| 188 | (setq buffer-undo-list |
| 189 | (cons (cons (car kill-ring) (point)) buffer-undo-list))) |
| 190 | ;; Otherwise, save this region. |
| 191 | (call-interactively 'kill-ring-save))) |
| 192 | |
| 193 | (defun mouse-buffer-menu (event) |
| 194 | "Pop up a menu of buffers for selection with the mouse." |
| 195 | (interactive "e") |
| 196 | (let ((menu |
| 197 | (list "Buffer Menu" |
| 198 | (cons "Select Buffer" |
| 199 | (let ((tail (buffer-list)) |
| 200 | head) |
| 201 | (while tail |
| 202 | (let ((elt (car tail))) |
| 203 | (if (not (string-match "^ " |
| 204 | (buffer-name elt))) |
| 205 | (setq head (cons |
| 206 | (cons |
| 207 | (format |
| 208 | "%14s %s" |
| 209 | (buffer-name elt) |
| 210 | (or (buffer-file-name elt) "")) |
| 211 | elt) |
| 212 | head)))) |
| 213 | (setq tail (cdr tail))) |
| 214 | (reverse head)))))) |
| 215 | (switch-to-buffer (or (x-popup-menu event menu) (current-buffer))))) |
| 216 | \f |
| 217 | ;; Commands for the scroll bar. |
| 218 | |
| 219 | (defun mouse-scroll-down (click) |
| 220 | (interactive "@e") |
| 221 | (scroll-down (1+ (cdr (mouse-coords click))))) |
| 222 | |
| 223 | (defun mouse-scroll-up (click) |
| 224 | (interactive "@e") |
| 225 | (scroll-up (1+ (cdr (mouse-coords click))))) |
| 226 | |
| 227 | (defun mouse-scroll-down-full () |
| 228 | (interactive "@") |
| 229 | (scroll-down nil)) |
| 230 | |
| 231 | (defun mouse-scroll-up-full () |
| 232 | (interactive "@") |
| 233 | (scroll-up nil)) |
| 234 | |
| 235 | (defun mouse-scroll-move-cursor (click) |
| 236 | (interactive "@e") |
| 237 | (move-to-window-line (1+ (cdr (mouse-coords click))))) |
| 238 | |
| 239 | (defun mouse-scroll-absolute (event) |
| 240 | (interactive "@e") |
| 241 | (let* ((pos (car event)) |
| 242 | (position (car pos)) |
| 243 | (length (car (cdr pos)))) |
| 244 | (if (<= length 0) (setq length 1)) |
| 245 | (let* ((scale-factor (max 1 (/ length (/ 8000000 (buffer-size))))) |
| 246 | (newpos (* (/ (* (/ (buffer-size) scale-factor) |
| 247 | position) |
| 248 | length) |
| 249 | scale-factor))) |
| 250 | (goto-char newpos) |
| 251 | (recenter '(4))))) |
| 252 | |
| 253 | (defun mouse-scroll-left (click) |
| 254 | (interactive "@e") |
| 255 | (scroll-left (1+ (car (mouse-coords click))))) |
| 256 | |
| 257 | (defun mouse-scroll-right (click) |
| 258 | (interactive "@e") |
| 259 | (scroll-right (1+ (car (mouse-coords click))))) |
| 260 | |
| 261 | (defun mouse-scroll-left-full () |
| 262 | (interactive "@") |
| 263 | (scroll-left nil)) |
| 264 | |
| 265 | (defun mouse-scroll-right-full () |
| 266 | (interactive "@") |
| 267 | (scroll-right nil)) |
| 268 | |
| 269 | (defun mouse-scroll-move-cursor-horizontally (click) |
| 270 | (interactive "@e") |
| 271 | (move-to-column (1+ (car (mouse-coords click))))) |
| 272 | |
| 273 | (defun mouse-scroll-absolute-horizontally (event) |
| 274 | (interactive "@e") |
| 275 | (let* ((pos (car event)) |
| 276 | (position (car pos)) |
| 277 | (length (car (cdr pos)))) |
| 278 | (set-window-hscroll (selected-window) 33))) |
| 279 | |
| 280 | (global-set-key [scroll-bar mouse-1] 'mouse-scroll-up) |
| 281 | (global-set-key [scroll-bar mouse-2] 'mouse-scroll-absolute) |
| 282 | (global-set-key [scroll-bar mouse-3] 'mouse-scroll-down) |
| 283 | |
| 284 | (global-set-key [vertical-slider mouse-1] 'mouse-scroll-move-cursor) |
| 285 | (global-set-key [vertical-slider mouse-2] 'mouse-scroll-move-cursor) |
| 286 | (global-set-key [vertical-slider mouse-3] 'mouse-scroll-move-cursor) |
| 287 | |
| 288 | (global-set-key [thumbup mouse-1] 'mouse-scroll-up-full) |
| 289 | (global-set-key [thumbup mouse-2] 'mouse-scroll-up-full) |
| 290 | (global-set-key [thumbup mouse-3] 'mouse-scroll-up-full) |
| 291 | |
| 292 | (global-set-key [thumbdown mouse-1] 'mouse-scroll-down-full) |
| 293 | (global-set-key [thumbdown mouse-2] 'mouse-scroll-down-full) |
| 294 | (global-set-key [thumbdown mouse-3] 'mouse-scroll-down-full) |
| 295 | |
| 296 | (global-set-key [horizontal-scroll-bar mouse-1] 'mouse-scroll-left) |
| 297 | (global-set-key [horizontal-scroll-bar mouse-2] |
| 298 | 'mouse-scroll-absolute-horizontally) |
| 299 | (global-set-key [horizontal-scroll-bar mouse-3] 'mouse-scroll-right) |
| 300 | |
| 301 | (global-set-key [horizontal-slider mouse-1] |
| 302 | 'mouse-scroll-move-cursor-horizontally) |
| 303 | (global-set-key [horizontal-slider mouse-2] |
| 304 | 'mouse-scroll-move-cursor-horizontally) |
| 305 | (global-set-key [horizontal-slider mouse-3] |
| 306 | 'mouse-scroll-move-cursor-horizontally) |
| 307 | |
| 308 | (global-set-key [thumbleft mouse-1] 'mouse-scroll-left-full) |
| 309 | (global-set-key [thumbleft mouse-2] 'mouse-scroll-left-full) |
| 310 | (global-set-key [thumbleft mouse-3] 'mouse-scroll-left-full) |
| 311 | |
| 312 | (global-set-key [thumbright mouse-1] 'mouse-scroll-right-full) |
| 313 | (global-set-key [thumbright mouse-2] 'mouse-scroll-right-full) |
| 314 | (global-set-key [thumbright mouse-3] 'mouse-scroll-right-full) |
| 315 | |
| 316 | (global-set-key [horizontal-scroll-bar S-mouse-2] |
| 317 | 'mouse-split-window-horizontally) |
| 318 | (global-set-key [mode-line S-mouse-2] |
| 319 | 'mouse-split-window-horizontally) |
| 320 | (global-set-key [vertical-scroll-bar S-mouse-2] |
| 321 | 'mouse-split-window) |
| 322 | \f |
| 323 | ;;;; |
| 324 | ;;;; Here are experimental things being tested. Mouse events |
| 325 | ;;;; are of the form: |
| 326 | ;;;; ((x y) window screen-part key-sequence timestamp) |
| 327 | ;; |
| 328 | ;;;; |
| 329 | ;;;; Dynamically track mouse coordinates |
| 330 | ;;;; |
| 331 | ;; |
| 332 | ;;(defun track-mouse (event) |
| 333 | ;; "Track the coordinates, absolute and relative, of the mouse." |
| 334 | ;; (interactive "@e") |
| 335 | ;; (while mouse-grabbed |
| 336 | ;; (let* ((pos (read-mouse-position (selected-screen))) |
| 337 | ;; (abs-x (car pos)) |
| 338 | ;; (abs-y (cdr pos)) |
| 339 | ;; (relative-coordinate (coordinates-in-window-p |
| 340 | ;; (list (car pos) (cdr pos)) |
| 341 | ;; (selected-window)))) |
| 342 | ;; (if (consp relative-coordinate) |
| 343 | ;; (message "mouse: [%d %d], (%d %d)" abs-x abs-y |
| 344 | ;; (car relative-coordinate) |
| 345 | ;; (car (cdr relative-coordinate))) |
| 346 | ;; (message "mouse: [%d %d]" abs-x abs-y))))) |
| 347 | |
| 348 | ;; |
| 349 | ;; Dynamically put a box around the line indicated by point |
| 350 | ;; |
| 351 | ;; |
| 352 | ;;(require 'backquote) |
| 353 | ;; |
| 354 | ;;(defun mouse-select-buffer-line (event) |
| 355 | ;; (interactive "@e") |
| 356 | ;; (let ((relative-coordinate |
| 357 | ;; (coordinates-in-window-p (car event) (selected-window))) |
| 358 | ;; (abs-y (car (cdr (car event))))) |
| 359 | ;; (if (consp relative-coordinate) |
| 360 | ;; (progn |
| 361 | ;; (save-excursion |
| 362 | ;; (move-to-window-line (car (cdr relative-coordinate))) |
| 363 | ;; (x-draw-rectangle |
| 364 | ;; (selected-screen) |
| 365 | ;; abs-y 0 |
| 366 | ;; (save-excursion |
| 367 | ;; (move-to-window-line (car (cdr relative-coordinate))) |
| 368 | ;; (end-of-line) |
| 369 | ;; (push-mark nil t) |
| 370 | ;; (beginning-of-line) |
| 371 | ;; (- (region-end) (region-beginning))) 1)) |
| 372 | ;; (sit-for 1) |
| 373 | ;; (x-erase-rectangle (selected-screen)))))) |
| 374 | ;; |
| 375 | ;;(defvar last-line-drawn nil) |
| 376 | ;;(defvar begin-delim "[^ \t]") |
| 377 | ;;(defvar end-delim "[^ \t]") |
| 378 | ;; |
| 379 | ;;(defun mouse-boxing (event) |
| 380 | ;; (interactive "@e") |
| 381 | ;; (save-excursion |
| 382 | ;; (let ((screen (selected-screen))) |
| 383 | ;; (while (= (x-mouse-events) 0) |
| 384 | ;; (let* ((pos (read-mouse-position screen)) |
| 385 | ;; (abs-x (car pos)) |
| 386 | ;; (abs-y (cdr pos)) |
| 387 | ;; (relative-coordinate |
| 388 | ;; (coordinates-in-window-p (` ((, abs-x) (, abs-y))) |
| 389 | ;; (selected-window))) |
| 390 | ;; (begin-reg nil) |
| 391 | ;; (end-reg nil) |
| 392 | ;; (end-column nil) |
| 393 | ;; (begin-column nil)) |
| 394 | ;; (if (and (consp relative-coordinate) |
| 395 | ;; (or (not last-line-drawn) |
| 396 | ;; (not (= last-line-drawn abs-y)))) |
| 397 | ;; (progn |
| 398 | ;; (move-to-window-line (car (cdr relative-coordinate))) |
| 399 | ;; (if (= (following-char) 10) |
| 400 | ;; () |
| 401 | ;; (progn |
| 402 | ;; (setq begin-reg (1- (re-search-forward end-delim))) |
| 403 | ;; (setq begin-column (1- (current-column))) |
| 404 | ;; (end-of-line) |
| 405 | ;; (setq end-reg (1+ (re-search-backward begin-delim))) |
| 406 | ;; (setq end-column (1+ (current-column))) |
| 407 | ;; (message "%s" (buffer-substring begin-reg end-reg)) |
| 408 | ;; (x-draw-rectangle screen |
| 409 | ;; (setq last-line-drawn abs-y) |
| 410 | ;; begin-column |
| 411 | ;; (- end-column begin-column) 1)))))))))) |
| 412 | ;; |
| 413 | ;;(defun mouse-erase-box () |
| 414 | ;; (interactive) |
| 415 | ;; (if last-line-drawn |
| 416 | ;; (progn |
| 417 | ;; (x-erase-rectangle (selected-screen)) |
| 418 | ;; (setq last-line-drawn nil)))) |
| 419 | |
| 420 | ;;; (defun test-x-rectangle () |
| 421 | ;;; (use-local-mouse-map (setq rectangle-test-map (make-sparse-keymap))) |
| 422 | ;;; (define-key rectangle-test-map mouse-motion-button-left 'mouse-boxing) |
| 423 | ;;; (define-key rectangle-test-map mouse-button-left-up 'mouse-erase-box)) |
| 424 | |
| 425 | ;; |
| 426 | ;; Here is how to do double clicking in lisp. About to change. |
| 427 | ;; |
| 428 | |
| 429 | (defvar double-start nil) |
| 430 | (defconst double-click-interval 300 |
| 431 | "Max ticks between clicks") |
| 432 | |
| 433 | (defun double-down (event) |
| 434 | (interactive "@e") |
| 435 | (if double-start |
| 436 | (let ((interval (- (nth 4 event) double-start))) |
| 437 | (if (< interval double-click-interval) |
| 438 | (progn |
| 439 | (backward-up-list 1) |
| 440 | ;; (message "Interval %d" interval) |
| 441 | (sleep-for 1))) |
| 442 | (setq double-start nil)) |
| 443 | (setq double-start (nth 4 event)))) |
| 444 | |
| 445 | (defun double-up (event) |
| 446 | (interactive "@e") |
| 447 | (and double-start |
| 448 | (> (- (nth 4 event ) double-start) double-click-interval) |
| 449 | (setq double-start nil))) |
| 450 | |
| 451 | ;;; (defun x-test-doubleclick () |
| 452 | ;;; (use-local-mouse-map (setq doubleclick-test-map (make-sparse-keymap))) |
| 453 | ;;; (define-key doubleclick-test-map mouse-button-left 'double-down) |
| 454 | ;;; (define-key doubleclick-test-map mouse-button-left-up 'double-up)) |
| 455 | |
| 456 | ;; |
| 457 | ;; This scrolls while button is depressed. Use preferable in scrollbar. |
| 458 | ;; |
| 459 | |
| 460 | (defvar scrolled-lines 0) |
| 461 | (defconst scroll-speed 1) |
| 462 | |
| 463 | (defun incr-scroll-down (event) |
| 464 | (interactive "@e") |
| 465 | (setq scrolled-lines 0) |
| 466 | (incremental-scroll scroll-speed)) |
| 467 | |
| 468 | (defun incr-scroll-up (event) |
| 469 | (interactive "@e") |
| 470 | (setq scrolled-lines 0) |
| 471 | (incremental-scroll (- scroll-speed))) |
| 472 | |
| 473 | (defun incremental-scroll (n) |
| 474 | (while (= (x-mouse-events) 0) |
| 475 | (setq scrolled-lines (1+ (* scroll-speed scrolled-lines))) |
| 476 | (scroll-down n) |
| 477 | (sit-for 300 t))) |
| 478 | |
| 479 | (defun incr-scroll-stop (event) |
| 480 | (interactive "@e") |
| 481 | (message "Scrolled %d lines" scrolled-lines) |
| 482 | (setq scrolled-lines 0) |
| 483 | (sleep-for 1)) |
| 484 | |
| 485 | ;;; (defun x-testing-scroll () |
| 486 | ;;; (let ((scrolling-map (function mouse-vertical-scroll-bar-prefix))) |
| 487 | ;;; (define-key scrolling-map mouse-button-left 'incr-scroll-down) |
| 488 | ;;; (define-key scrolling-map mouse-button-right 'incr-scroll-up) |
| 489 | ;;; (define-key scrolling-map mouse-button-left-up 'incr-scroll-stop) |
| 490 | ;;; (define-key scrolling-map mouse-button-right-up 'incr-scroll-stop))) |
| 491 | |
| 492 | ;; |
| 493 | ;; Some playthings suitable for picture mode? They need work. |
| 494 | ;; |
| 495 | |
| 496 | (defun mouse-kill-rectangle (event) |
| 497 | "Kill the rectangle between point and the mouse cursor." |
| 498 | (interactive "@e") |
| 499 | (let ((point-save (point))) |
| 500 | (save-excursion |
| 501 | (mouse-set-point event) |
| 502 | (push-mark nil t) |
| 503 | (if (> point-save (point)) |
| 504 | (kill-rectangle (point) point-save) |
| 505 | (kill-rectangle point-save (point)))))) |
| 506 | |
| 507 | (defun mouse-open-rectangle (event) |
| 508 | "Kill the rectangle between point and the mouse cursor." |
| 509 | (interactive "@e") |
| 510 | (let ((point-save (point))) |
| 511 | (save-excursion |
| 512 | (mouse-set-point event) |
| 513 | (push-mark nil t) |
| 514 | (if (> point-save (point)) |
| 515 | (open-rectangle (point) point-save) |
| 516 | (open-rectangle point-save (point)))))) |
| 517 | |
| 518 | ;; Must be a better way to do this. |
| 519 | |
| 520 | (defun mouse-multiple-insert (n char) |
| 521 | (while (> n 0) |
| 522 | (insert char) |
| 523 | (setq n (1- n)))) |
| 524 | |
| 525 | ;; What this could do is not finalize until button was released. |
| 526 | |
| 527 | (defun mouse-move-text (event) |
| 528 | "Move text from point to cursor position, inserting spaces." |
| 529 | (interactive "@e") |
| 530 | (let* ((relative-coordinate |
| 531 | (coordinates-in-window-p (car event) (selected-window)))) |
| 532 | (if (consp relative-coordinate) |
| 533 | (cond ((> (current-column) (car relative-coordinate)) |
| 534 | (delete-char |
| 535 | (- (car relative-coordinate) (current-column)))) |
| 536 | ((< (current-column) (car relative-coordinate)) |
| 537 | (mouse-multiple-insert |
| 538 | (- (car relative-coordinate) (current-column)) " ")) |
| 539 | ((= (current-column) (car relative-coordinate)) (ding)))))) |
| 540 | \f |
| 541 | ;; Font selection. |
| 542 | |
| 543 | (defvar x-fixed-font-alist |
| 544 | '("Font menu" |
| 545 | ("Misc" |
| 546 | ("fixed" "fixed") |
| 547 | ("6x10" "6x10") |
| 548 | ("6x12" "6x12") |
| 549 | ("6x13" "6x13") |
| 550 | ("7x13" "7x13") |
| 551 | ("7x14" "7x14") |
| 552 | ("8x13" "8x13") |
| 553 | ("8x13 bold" "8x13bold") |
| 554 | ("8x16" "8x16") |
| 555 | ("9x15" "9x15") |
| 556 | ("9x15 bold" "9x15bold") |
| 557 | ("10x20" "10x20") |
| 558 | ("11x18" "11x18") |
| 559 | ("12x24" "12x24")) |
| 560 | ;;; We don't seem to have these; who knows what they are. |
| 561 | ;;; ("fg-18" "fg-18") |
| 562 | ;;; ("fg-25" "fg-25") |
| 563 | ;;; ("lucidasanstypewriter-12" "lucidasanstypewriter-12") |
| 564 | ;;; ("lucidasanstypewriter-bold-14" "lucidasanstypewriter-bold-14") |
| 565 | ;;; ("lucidasanstypewriter-bold-24" "lucidasanstypewriter-bold-24") |
| 566 | ;;; ("lucidatypewriter-bold-r-24" "-b&h-lucidatypewriter-bold-r-normal-sans-24-240-75-75-m-140-iso8859-1") |
| 567 | ;;; ("fixed-medium-20" "-misc-fixed-medium-*-*-*-20-*-*-*-*-*-*-*") |
| 568 | ("Courier" |
| 569 | ("8" "-adobe-courier-medium-r-normal--8-*-*-*-m-*-iso8859-1") |
| 570 | ("10" "-adobe-courier-medium-r-normal--10-*-*-*-m-*-iso8859-1") |
| 571 | ("12" "-adobe-courier-medium-r-normal--12-*-*-*-m-*-iso8859-1") |
| 572 | ("14" "-adobe-courier-medium-r-normal--14-*-*-*-m-*-iso8859-1") |
| 573 | ("18" "-adobe-courier-medium-r-normal--18-*-*-*-m-*-iso8859-1") |
| 574 | ("24" "-adobe-courier-medium-r-normal--24-*-*-*-m-*-iso8859-1") |
| 575 | ("8 bold" "-adobe-courier-bold-r-normal--8-*-*-*-m-*-iso8859-1") |
| 576 | ("10 bold" "-adobe-courier-bold-r-normal--10-*-*-*-m-*-iso8859-1") |
| 577 | ("12 bold" "-adobe-courier-bold-r-normal--12-*-*-*-m-*-iso8859-1") |
| 578 | ("14 bold" "-adobe-courier-bold-r-normal--14-*-*-*-m-*-iso8859-1") |
| 579 | ("18 bold" "-adobe-courier-bold-r-normal--18-*-*-*-m-*-iso8859-1") |
| 580 | ("24 bold" "-adobe-courier-bold-r-normal--24-*-*-*-m-*-iso8859-1") |
| 581 | ("8 slant" "-adobe-courier-medium-o-normal--8-*-*-*-m-*-iso8859-1") |
| 582 | ("10 slant" "-adobe-courier-medium-o-normal--10-*-*-*-m-*-iso8859-1") |
| 583 | ("12 slant" "-adobe-courier-medium-o-normal--12-*-*-*-m-*-iso8859-1") |
| 584 | ("14 slant" "-adobe-courier-medium-o-normal--14-*-*-*-m-*-iso8859-1") |
| 585 | ("18 slant" "-adobe-courier-medium-o-normal--18-*-*-*-m-*-iso8859-1") |
| 586 | ("24 slant" "-adobe-courier-medium-o-normal--24-*-*-*-m-*-iso8859-1") |
| 587 | ("8 bold slant" "-adobe-courier-bold-o-normal--8-*-*-*-m-*-iso8859-1") |
| 588 | ("10 bold slant" "-adobe-courier-bold-o-normal--10-*-*-*-m-*-iso8859-1") |
| 589 | ("12 bold slant" "-adobe-courier-bold-o-normal--12-*-*-*-m-*-iso8859-1") |
| 590 | ("14 bold slant" "-adobe-courier-bold-o-normal--14-*-*-*-m-*-iso8859-1") |
| 591 | ("18 bold slant" "-adobe-courier-bold-o-normal--18-*-*-*-m-*-iso8859-1") |
| 592 | ("24 bold slant" "-adobe-courier-bold-o-normal--24-*-*-*-m-*-iso8859-1")) |
| 593 | ) |
| 594 | "X fonts suitable for use in Emacs.") |
| 595 | |
| 596 | (defun mouse-set-font (font) |
| 597 | "Select an emacs font from a list of known good fonts" |
| 598 | (interactive |
| 599 | (x-popup-menu last-nonmenu-event x-fixed-font-alist)) |
| 600 | (modify-frame-parameters (selected-frame) |
| 601 | (list (cons 'font font)))) |
| 602 | \f |
| 603 | ;;; Bindings for mouse commands. |
| 604 | |
| 605 | ;; This won't be needed once the drag and down events |
| 606 | ;; are properly implemented. |
| 607 | (global-set-key [mouse-1] 'mouse-set-point) |
| 608 | |
| 609 | (global-set-key [drag-mouse-1] 'mouse-set-region) |
| 610 | (global-set-key [mouse-2] 'mouse-yank-at-click) |
| 611 | (global-set-key [mouse-3] 'mouse-save-then-kill) |
| 612 | |
| 613 | (global-set-key [C-mouse-1] 'mouse-buffer-menu) |
| 614 | |
| 615 | (global-set-key [C-mouse-3] 'mouse-set-font) |
| 616 | |
| 617 | ;; Replaced with dragging mouse-1 |
| 618 | ;; (global-set-key [S-mouse-1] 'mouse-set-mark) |
| 619 | |
| 620 | (global-set-key [mode-line mouse-1] 'mouse-delete-other-windows) |
| 621 | (global-set-key [mode-line mouse-3] 'mouse-delete-window) |
| 622 | \f |
| 623 | ;; Define the mouse help menu tree. |
| 624 | |
| 625 | (defvar help-menu-map '(keymap "Help")) |
| 626 | (global-set-key [C-mouse-2] help-menu-map) |
| 627 | |
| 628 | (defvar help-apropos-map '(keymap "Is there a command that...")) |
| 629 | (defvar help-keys-map '(keymap "Key Commands <==> Functions")) |
| 630 | (defvar help-manual-map '(keymap "Manual and tutorial")) |
| 631 | (defvar help-misc-map '(keymap "Odds and ends")) |
| 632 | (defvar help-modes-map '(keymap "Modes")) |
| 633 | (defvar help-admin-map '(keymap "Administrivia")) |
| 634 | |
| 635 | (define-key help-menu-map [apropos] |
| 636 | (cons "@Is there a command that..." help-apropos-map)) |
| 637 | (define-key help-menu-map [keys] |
| 638 | (cons "@Key Commands <==> Functions" help-keys-map)) |
| 639 | (define-key help-menu-map [manuals] |
| 640 | (cons "@Manual and tutorial" help-manual-map)) |
| 641 | (define-key help-menu-map [misc] |
| 642 | (cons "@Odds and ends" help-misc-map)) |
| 643 | (define-key help-menu-map [modes] |
| 644 | (cons "@Modes" help-modes-map)) |
| 645 | (define-key help-menu-map [admin] |
| 646 | (cons "@Administrivia" help-admin-map)) |
| 647 | |
| 648 | (define-key help-apropos-map "c" '("Command Apropos" . command-apropos)) |
| 649 | (define-key help-apropos-map "a" '("Apropos" . apropos)) |
| 650 | |
| 651 | (define-key help-keys-map "b" |
| 652 | '("List all keystroke commands" . describe-bindings)) |
| 653 | (define-key help-keys-map "c" |
| 654 | '("Describe key briefly" . describe-key-briefly)) |
| 655 | (define-key help-keys-map "k" |
| 656 | '("Describe key verbose" . describe-key)) |
| 657 | (define-key help-keys-map "f" |
| 658 | '("Describe Lisp function" . describe-function)) |
| 659 | (define-key help-keys-map "w" |
| 660 | '("Where is this command" . where-is)) |
| 661 | |
| 662 | (define-key help-manual-map "i" '("Info system" . info)) |
| 663 | (define-key help-manual-map "t" |
| 664 | '("Invoke Emacs tutorial" . help-with-tutorial)) |
| 665 | |
| 666 | (define-key help-misc-map "l" '("Last 100 Keystrokes" . view-lossage)) |
| 667 | (define-key help-misc-map "s" '("Describe syntax table" . describe-syntax)) |
| 668 | |
| 669 | (define-key help-modes-map "m" |
| 670 | '("Describe current major mode" . describe-mode)) |
| 671 | (define-key help-modes-map "b" |
| 672 | '("List all keystroke commands" . describe-bindings)) |
| 673 | |
| 674 | (define-key help-admin-map "n" |
| 675 | '("view Emacs news" . view-emacs-news)) |
| 676 | (define-key help-admin-map "l" |
| 677 | '("View the GNU Emacs license" . describe-copying)) |
| 678 | (define-key help-admin-map "d" |
| 679 | '("Describe distribution" . describe-distribution)) |
| 680 | (define-key help-admin-map "w" |
| 681 | '("Describe (non)warranty" . describe-no-warranty)) |
| 682 | |
| 683 | (provide 'mouse) |
| 684 | |
| 685 | ;;; mouse.el ends here |