src/clfswm-util.lisp

   1 ;;; --------------------------------------------------------------------------
   2 ;;; CLFSWM - FullScreen Window Manager
   3 ;;;
   4 ;;; --------------------------------------------------------------------------
   5 ;;; Documentation: Utility
   6 ;;; --------------------------------------------------------------------------
   7 ;;;
   8 ;;; (C) 2012 Philippe Brochard <pbrochard@common-lisp.net>
   9 ;;;
  10 ;;; This program 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 3 of the License, or
  13 ;;; (at your option) any later version.
  14 ;;;
  15 ;;; This program 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 this program; if not, write to the Free Software
  22 ;;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  23 ;;;
  24 ;;; --------------------------------------------------------------------------
  25
  26 (in-package :clfswm)
  27
  28
  29 ;;; Configuration file
  30 (defun xdg-config-home ()
  31   (aif (getenv "XDG_CONFIG_HOME")
  32        (pathname-directory (concatenate 'string it "/"))
  33        (append (pathname-directory (user-homedir-pathname)) '(".config"))))
  34
  35
  36 (let ((saved-conf-name nil))
  37   (defun conf-file-name (&optional alternate-name)
  38     (unless (and saved-conf-name (not alternate-name))
  39       (let* ((user-conf (probe-file (merge-pathnames (user-homedir-pathname) #p".clfswmrc")))
  40              (etc-conf (probe-file #p"/etc/clfswmrc"))
  41              (config-user-conf (probe-file (make-pathname :directory (append (xdg-config-home) '("clfswm"))
  42                                                           :name "clfswmrc")))
  43              (alternate-conf (and alternate-name (probe-file alternate-name))))
  44         (setf saved-conf-name (or alternate-conf config-user-conf user-conf etc-conf))))
  45     (print saved-conf-name)
  46     saved-conf-name))
  47
  48
  49
  50
  51 (let ((already-warn nil))
  52   (defun load-contrib (file)
  53     "Load a file in the contrib directory"
  54     (let ((truename (merge-pathnames file *contrib-dir*)))
  55       (format t "Loading contribution file: ~A~%" truename)
  56       (if (probe-file truename)
  57           (load truename :verbose nil)
  58           (progn
  59             (format t "  File not found!~%")
  60             (unless already-warn
  61               (setf already-warn t)
  62               (format t "  ~&Please, adjust the *contrib-dir* variable to the place where CLFSWM can
  63 find its contrib module files. For example: /usr/local/lib/clfswm/.
  64 Write (defparameter *contrib-dir* \"/usr/local/lib/clfswm/\") in ~A.~%"
  65                       (conf-file-name))))))))
  66
  67
  68 (defun reload-clfswm ()
  69   "Reload clfswm"
  70   (format t "~&-*- Reloading CLFSWM -*-~%")
  71   (asdf:oos 'asdf:load-op :clfswm)
  72   (reset-clfswm))
  73
  74
  75
  76 ;;;----------------------------
  77 ;;; Lisp image part
  78 ;;;----------------------------
  79 #+:ECL (require :cmp)
  80
  81 (defun build-lisp-image (dump-name)
  82   #+:CLISP (ext:saveinitmem dump-name :init-function (lambda () (clfswm:main) (ext:quit)) :executable t)
  83   #+:SBCL (sb-ext:save-lisp-and-die dump-name :toplevel 'clfswm:main :executable t)
  84   #+:CMU (ext:save-lisp dump-name :init-function (lambda () (clfswm:main) (ext:quit)) :executable t)
  85   #+:CCL (ccl:save-application dump-name :toplevel-function (lambda () (clfswm:main) (ccl:quit)) :prepend-kernel t)
  86   #+:ECL (c:build-program dump-name :epilogue-code '(clfswm:main)))
  87
  88
  89
  90
  91 (defun query-yes-or-no (formatter &rest args)
  92   (let ((rep (query-string (apply #'format nil formatter args) "" '("Yes" "No"))))
  93     (or (string= rep "")
  94         (char= (char rep 0) #\y)
  95         (char= (char rep 0) #\Y))))
  96
  97
  98
  99 (defun banish-pointer ()
 100   "Move the pointer to the lower right corner of the screen"
 101   (with-placement (*banish-pointer-placement* x y)
 102     (xlib:warp-pointer *root* x y)))
 103
 104
 105
 106
 107 ;;; Root functions utility
 108 (defun show-current-root ()
 109   (when *have-to-show-current-root*
 110     (let ((*notify-window-placement* *show-current-root-placement*))
 111       (notify-message *show-current-root-delay* *show-current-root-message*))))
 112
 113 (defun select-generic-root (fun restart-menu)
 114   (no-focus)
 115   (let* ((current-root (find-root (current-child)))
 116          (parent (find-parent-frame (root-original current-root))))
 117     (when parent
 118       (setf (frame-child parent) (funcall fun (frame-child parent)))
 119       (let ((new-root (find-root (frame-selected-child parent))))
 120         (setf (current-child) (aif (root-current-child new-root)
 121                                    it
 122                                    (frame-selected-child parent))))))
 123   (show-all-children t)
 124   (show-current-root)
 125   (if restart-menu
 126       (open-menu (find-menu 'root-menu))
 127       (leave-second-mode)))
 128
 129 (defun select-next-root ()
 130   "Select the next root"
 131   (select-generic-root #'rotate-list nil))
 132
 133 (defun select-previous-root ()
 134   "Select the previous root"
 135   (select-generic-root #'anti-rotate-list nil))
 136
 137
 138 (defun select-next-root-restart-menu ()
 139   "Select the next root"
 140   (select-generic-root #'rotate-list t))
 141
 142 (defun select-previous-root-restart-menu ()
 143   "Select the previous root"
 144   (select-generic-root #'anti-rotate-list t))
 145
 146
 147 (defun rotate-root-geometry-generic (fun restart-menu)
 148   (no-focus)
 149   (funcall fun)
 150   (show-all-children t)
 151   (show-current-root)
 152   (if restart-menu
 153       (open-menu (find-menu 'root-menu))
 154       (leave-second-mode)))
 155
 156
 157 (defun rotate-root-geometry-next ()
 158   "Rotate root geometry to next root"
 159   (rotate-root-geometry-generic #'rotate-root-geometry nil))
 160
 161 (defun rotate-root-geometry-previous ()
 162   "Rotate root geometry to previous root"
 163   (rotate-root-geometry-generic #'anti-rotate-root-geometry nil))
 164
 165 (defun rotate-root-geometry-next-restart-menu ()
 166   "Rotate root geometry to next root"
 167   (rotate-root-geometry-generic #'rotate-root-geometry t))
 168
 169 (defun rotate-root-geometry-previous-restart-menu ()
 170   "Rotate root geometry to previous root"
 171   (rotate-root-geometry-generic #'anti-rotate-root-geometry t))
 172
 173
 174
 175 (defun exchange-root-geometry-with-mouse ()
 176   "Exchange two root geometry pointed with the mouse"
 177   (open-notify-window '("Select the first root to exchange"))
 178   (wait-no-key-or-button-press)
 179   (wait-mouse-button-release)
 180   (close-notify-window)
 181   (multiple-value-bind (x1 y1) (xlib:query-pointer *root*)
 182     (open-notify-window '("Select the second root to exchange"))
 183     (wait-no-key-or-button-press)
 184     (wait-mouse-button-release)
 185     (close-notify-window)
 186     (multiple-value-bind (x2 y2) (xlib:query-pointer *root*)
 187       (exchange-root-geometry (find-root-by-coordinates x1 y1)
 188                               (find-root-by-coordinates x2 y2))))
 189   (show-all-children)
 190   (show-current-root)
 191   (leave-second-mode))
 192
 193 (defun change-current-root-geometry ()
 194   "Change the current root geometry"
 195   (let* ((root (find-root (current-child)))
 196          (x (query-number "New root X position" (root-x root)))
 197          (y (query-number "New root Y position" (root-y root)))
 198          (w (query-number "New root width" (root-w root)))
 199          (h (query-number "New root height" (root-h root))))
 200     (setf (root-x root) x  (root-y root) y
 201           (root-w root) w  (root-h root) h)
 202     (show-all-children)
 203     (show-current-root)
 204     (leave-second-mode)))
 205
 206
 207
 208 (defun display-all-frame-info ()
 209   (with-all-frames (*root-frame* frame)
 210     (display-frame-info frame)))
 211
 212 (defun display-all-root-frame-info ()
 213   (with-all-root-child (root)
 214     (display-frame-info root)))
 215
 216
 217
 218 (defun place-window-from-hints (window)
 219   "Place a window from its hints"
 220   (let* ((hints (xlib:wm-normal-hints window))
 221          (min-width (or (and hints (xlib:wm-size-hints-min-width hints)) 0))
 222          (min-height (or (and hints (xlib:wm-size-hints-min-height hints)) 0))
 223          (max-width (or (and hints (xlib:wm-size-hints-max-width hints)) (x-drawable-width *root*)))
 224          (max-height (or (and hints (xlib:wm-size-hints-max-height hints)) (x-drawable-height *root*)))
 225          (rwidth (or (and hints (or (xlib:wm-size-hints-width hints) (xlib:wm-size-hints-base-width hints)))
 226                      (x-drawable-width window)))
 227          (rheight (or (and hints (or (xlib:wm-size-hints-height hints) (xlib:wm-size-hints-base-height hints)))
 228                       (x-drawable-height window))))
 229     (setf (x-drawable-width window) (min (max min-width rwidth *default-window-width*) max-width)
 230           (x-drawable-height window) (min (max min-height rheight *default-window-height*) max-height))
 231     (with-placement (*unmanaged-window-placement* x y (x-drawable-width window) (x-drawable-height window))
 232       (setf (x-drawable-x window) x
 233             (x-drawable-y window) y))
 234     (xlib:display-finish-output *display*)))
 235
 236
 237 (defun rename-current-child ()
 238   "Rename the current child"
 239   (let ((name (query-string (format nil "New child name: (last: ~A)" (child-name (current-child)))
 240                             (child-name (current-child)))))
 241     (rename-child (current-child) name)
 242     (leave-second-mode)))
 243
 244
 245 (defun ask-child-transparency (msg child)
 246   (let ((trans (query-number (format nil "New ~A transparency: (last: ~A)"
 247                                      msg
 248                                      (* 100 (child-transparency child)))
 249                              (* 100 (child-transparency child)))))
 250     (when (numberp trans)
 251       (setf (child-transparency child) (float (/ trans 100))))))
 252
 253 (defun set-current-child-transparency ()
 254   "Set the current child transparency"
 255   (ask-child-transparency "child" (current-child))
 256   (leave-second-mode))
 257
 258
 259 (defun ask-child-border-size (msg child)
 260   (let ((size (query-number (format nil "New ~A border size: (last: ~A)"
 261                                     msg
 262                                     (child-border-size child))
 263                             (child-border-size child))))
 264     (when (numberp size)
 265       (setf (child-border-size child) size))))
 266
 267
 268 (defun set-current-child-border-size ()
 269   "Set the current child border size"
 270   (ask-child-border-size "child" (current-child))
 271   (leave-second-mode))
 272
 273
 274 (defun renumber-current-frame ()
 275   "Renumber the current frame"
 276   (when (frame-p (current-child))
 277     (let ((number (query-number (format nil "New child number: (last: ~A)" (frame-number (current-child)))
 278                                 (frame-number (current-child)))))
 279       (setf (frame-number (current-child)) number)
 280       (leave-second-mode))))
 281
 282
 283
 284
 285 (defun add-default-frame ()
 286   "Add a default frame in the current frame"
 287   (when (frame-p (current-child))
 288     (let ((name (query-string "Frame name")))
 289       (push (create-frame :name name) (frame-child (current-child)))))
 290   (leave-second-mode))
 291
 292 (defun add-frame-in-parent-frame ()
 293   "Add a frame in the parent frame (and reorganize parent frame)"
 294   (let ((parent (find-parent-frame (current-child))))
 295     (when (and parent (not (child-original-root-p (current-child))))
 296       (let ((new-frame (create-frame)))
 297         (pushnew new-frame (frame-child parent))
 298         (awhen (child-root-p (current-child))
 299           (change-root it parent))
 300         (setf (current-child) parent)
 301         (set-layout-once #'tile-space-layout)
 302         (setf (current-child) new-frame)
 303         (leave-second-mode)))))
 304
 305
 306
 307
 308 (defun add-placed-frame ()
 309   "Add a placed frame in the current frame"
 310   (when (frame-p (current-child))
 311     (let ((name (query-string "Frame name"))
 312           (x (/ (query-number "Frame x in percent (%)") 100))
 313           (y (/ (query-number "Frame y in percent (%)") 100))
 314           (w (/ (query-number "Frame width in percent (%)" 100) 100))
 315           (h (/ (query-number "Frame height in percent (%)" 100) 100)))
 316       (push (create-frame :name name :x x :y y :w w :h h)
 317             (frame-child (current-child)))))
 318   (leave-second-mode))
 319
 320
 321
 322 (defun delete-focus-window-generic (close-fun)
 323   (with-focus-window (window)
 324     (when (child-equal-p window (current-child))
 325       (setf (current-child) (find-current-root)))
 326     (delete-child-and-children-in-all-frames window close-fun)))
 327
 328
 329 (defun delete-focus-window ()
 330   "Close focus window: Delete the focus window in all frames and workspaces"
 331   (delete-focus-window-generic 'delete-window))
 332
 333 (defun destroy-focus-window ()
 334   "Kill focus window: Destroy the focus window in all frames and workspaces"
 335   (delete-focus-window-generic 'destroy-window))
 336
 337 (defun remove-focus-window ()
 338   "Remove the focus window from the current frame"
 339   (with-focus-window (window)
 340     (setf (current-child) (find-current-root))
 341     (hide-child window)
 342     (remove-child-in-frame window (find-parent-frame window))
 343     (show-all-children)))
 344
 345
 346 (defun unhide-all-windows-in-current-child ()
 347   "Unhide all hidden windows into the current child"
 348   (dolist (window (get-hidden-windows))
 349     (unhide-window window)
 350     (process-new-window window)
 351     (map-window window))
 352   (show-all-children))
 353
 354
 355
 356
 357 (defun find-child-under-mouse-in-never-managed-windows (x y)
 358   "Return the child under mouse from never managed windows"
 359   (let ((ret nil))
 360     (dolist (win (xlib:query-tree *root*))
 361       (unless (window-hidden-p win)
 362         (multiple-value-bind (never-managed raise)
 363             (never-managed-window-p win)
 364           (when (and never-managed raise (in-window win x y))
 365             (setf ret win)))))
 366     ret))
 367
 368 (defun find-child-under-mouse-in-child-tree (x y)
 369   (dolist (child-rect (get-displayed-child))
 370     (when (in-rect x y (child-rect-x child-rect) (child-rect-y child-rect)
 371                    (child-rect-w child-rect) (child-rect-h child-rect))
 372       (return-from find-child-under-mouse-in-child-tree (child-rect-child child-rect)))))
 373
 374
 375
 376 (defun find-child-under-mouse (x y &optional also-never-managed)
 377   "Return the child under the mouse"
 378   (or (and also-never-managed
 379            (find-child-under-mouse-in-never-managed-windows x y))
 380       (find-child-under-mouse-in-child-tree x y)))
 381
 382
 383
 384
 385
 386
 387 ;;; Selection functions
 388 (defun clear-selection ()
 389   "Clear the current selection"
 390   (setf *child-selection* nil)
 391   (display-all-root-frame-info))
 392
 393 (defun copy-current-child ()
 394   "Copy the current child to the selection"
 395   (pushnew (current-child) *child-selection*)
 396   (display-all-root-frame-info))
 397
 398
 399 (defun cut-current-child (&optional (show-now t))
 400   "Cut the current child to the selection"
 401   (unless (child-root-p (current-child))
 402     (let ((parent (find-parent-frame (current-child))))
 403       (hide-all (current-child))
 404       (copy-current-child)
 405       (remove-child-in-frame (current-child) (find-parent-frame (current-child) (find-current-root)))
 406       (when parent
 407         (setf (current-child) parent))
 408       (when show-now
 409         (show-all-children t))
 410       (current-child))))
 411
 412 (defun remove-current-child ()
 413   "Remove the current child from its parent frame"
 414   (unless (child-root-p (current-child))
 415     (let ((parent (find-parent-frame (current-child))))
 416       (hide-all (current-child))
 417       (remove-child-in-frame (current-child) (find-parent-frame (current-child) (find-current-root)))
 418       (when parent
 419         (setf (current-child) parent))
 420       (show-all-children t)
 421       (leave-second-mode))))
 422
 423 (defun delete-current-child ()
 424   "Delete the current child and its children in all frames"
 425   (unless (child-root-p (current-child))
 426     (hide-all (current-child))
 427     (delete-child-and-children-in-all-frames (current-child))
 428     (show-all-children t)
 429     (leave-second-mode)))
 430
 431
 432 (defun paste-selection-no-clear ()
 433   "Paste the selection in the current frame - Do not clear the selection after paste"
 434   (when (frame-p (current-child))
 435     (dolist (child *child-selection*)
 436       (unless (find-child-in-parent child (current-child))
 437         (pushnew child (frame-child (current-child)) :test #'child-equal-p)))
 438     (show-all-children)))
 439
 440 (defun paste-selection ()
 441   "Paste the selection in the current frame"
 442   (when (frame-p (current-child))
 443     (paste-selection-no-clear)
 444     (setf *child-selection* nil)
 445     (display-all-root-frame-info)))
 446
 447
 448 (defun copy-focus-window ()
 449   "Copy the focus window to the selection"
 450   (with-focus-window (window)
 451     (with-current-child (window)
 452       (copy-current-child))))
 453
 454
 455 (defun cut-focus-window ()
 456   "Cut the focus window to the selection"
 457   (with-focus-window (window)
 458     (setf (current-child) (with-current-child (window)
 459                             (cut-current-child nil)))
 460     (show-all-children t)))
 461
 462
 463
 464
 465
 466
 467 ;;; Maximize function
 468 (defun frame-toggle-maximize ()
 469   "Maximize/Unmaximize the current frame in its parent frame"
 470   (when (frame-p (current-child))
 471     (let ((unmaximized-coords (frame-data-slot (current-child) :unmaximized-coords)))
 472       (if unmaximized-coords
 473           (with-slots (x y w h) (current-child)
 474             (destructuring-bind (nx ny nw nh) unmaximized-coords
 475               (setf (frame-data-slot (current-child) :unmaximized-coords) nil
 476                     x nx y ny w nw h nh)))
 477           (with-slots (x y w h) (current-child)
 478             (setf (frame-data-slot (current-child) :unmaximized-coords)
 479                   (list x y w h)
 480                   x 0 y 0 w 1 h 1))))
 481     (show-all-children)
 482     (leave-second-mode)))
 483
 484
 485
 486
 487
 488
 489
 490
 491
 492 ;;; CONFIG - Identify mode
 493 (defun identify-key ()
 494   "Identify a key"
 495   (let* ((done nil)
 496          (font (xlib:open-font *display* *identify-font-string*))
 497          (window (xlib:create-window :parent *root*
 498                                      :x 0 :y 0
 499                                      :width (- (xlib:screen-width *screen*) (* *border-size* 2))
 500                                      :height (* 5 (+ (xlib:max-char-ascent font) (xlib:max-char-descent font)))
 501                                      :background (get-color *identify-background*)
 502                                      :border-width *border-size*
 503                                      :border (get-color *identify-border*)
 504                                      :colormap (xlib:screen-default-colormap *screen*)
 505                                      :event-mask '(:exposure)))
 506          (gc (xlib:create-gcontext :drawable window
 507                                    :foreground (get-color *identify-foreground*)
 508                                    :background (get-color *identify-background*)
 509                                    :font font
 510                                    :line-style :solid)))
 511     (setf (window-transparency window) *identify-transparency*)
 512     (labels ((print-doc (msg hash-table-key pos code state)
 513                (let ((function (find-key-from-code hash-table-key code state)))
 514                  (when (and function (fboundp (first function)))
 515                    (xlib:draw-glyphs *pixmap-buffer* gc 10 (+ (* pos (+ (xlib:max-char-ascent font) (xlib:max-char-descent font))) 5)
 516                                      (format nil "~A ~A" msg (documentation (first function) 'function))))))
 517              (print-key (code state keysym key modifiers)
 518                (clear-pixmap-buffer window gc)
 519                (setf (xlib:gcontext-foreground gc) (get-color *identify-foreground*))
 520                (xlib:draw-glyphs *pixmap-buffer* gc 5 (+ (xlib:max-char-ascent font) 5)
 521                                  (format nil "Press a key to identify. Press 'q' to stop the identify loop."))
 522                (when code
 523                  (xlib:draw-glyphs *pixmap-buffer* gc 10 (+ (* 2 (+ (xlib:max-char-ascent font) (xlib:max-char-descent font))) 5)
 524                                    (format nil "Code=~A  KeySym=~S  Key=~S  Modifiers=~A"
 525                                            code keysym key modifiers))
 526                  (print-doc "Main mode  : " *main-keys* 3 code state)
 527                  (print-doc "Second mode: " *second-keys* 4 code state))
 528                (copy-pixmap-buffer window gc))
 529              (handle-identify-key (&rest event-slots &key root code state &allow-other-keys)
 530                (declare (ignore event-slots root))
 531                (let* ((modifiers (state->modifiers state))
 532                       (key (keycode->char code state))
 533                       (keysym (keysym->keysym-name (keycode->keysym code modifiers))))
 534                  (setf done (and (equal key #\q) (equal modifiers *default-modifiers*)))
 535                  (dbg code keysym key modifiers)
 536                  (print-key code state keysym key modifiers)
 537                  (force-output)))
 538              (handle-identify (&rest event-slots &key display event-key &allow-other-keys)
 539                (declare (ignore display))
 540                (case event-key
 541                  (:key-press (apply #'handle-identify-key event-slots) t)
 542                  (:exposure (print-key nil nil nil nil nil)))
 543                t))
 544       (xgrab-pointer *root* 92 93)
 545       (map-window window)
 546       (format t "~&Press 'q' to stop the identify loop~%")
 547       (print-key nil nil nil nil nil)
 548       (force-output)
 549       (unwind-protect
 550            (loop until done do
 551                 (with-xlib-protect (:Identify-Loop nil)
 552                   (when (xlib:event-listen *display* *loop-timeout*)
 553                     (xlib:process-event *display* :handler #'handle-identify))
 554                   (xlib:display-finish-output *display*)))
 555         (progn
 556           (xlib:destroy-window window)
 557           (xlib:close-font font)
 558           (xgrab-pointer *root* 66 67))))))
 559
 560
 561
 562
 563
 564
 565 (let ((all-symbols (collect-all-symbols)))
 566   (defun eval-from-query-string ()
 567     "Eval a lisp form from the query input"
 568     (let ((form (query-string (format nil "Eval Lisp <~A> " (package-name *package*))
 569                               "" all-symbols))
 570           (result nil))
 571       (when (and form (not (equal form "")))
 572         (let ((printed-result
 573                (with-output-to-string (*standard-output*)
 574                  (setf result (handler-case
 575                                   (loop for i in (multiple-value-list
 576                                                   (eval (read-from-string form)))
 577                                      collect (format nil "~S" i))
 578                                 (error (condition)
 579                                   (format nil "~A" condition)))))))
 580           (let ((ret (info-mode (expand-newline (append (ensure-list (format nil "> ~A" form))
 581                                                         (ensure-list printed-result)
 582                                                         (ensure-list result)))
 583                                 :width (- (xlib:screen-width *screen*) 2))))
 584             (when (or (search "defparameter" form :test #'string-equal)
 585                       (search "defvar" form :test #'string-equal))
 586               (let ((elem (split-string form)))
 587                 (pushnew (string-downcase (if (string= (first elem) "(") (third elem) (second elem)))
 588                          all-symbols :test #'string=)))
 589             (when (search "in-package" form :test #'string-equal)
 590               (let ((*notify-window-placement* 'middle-middle-root-placement))
 591                 (open-notify-window '("Collecting all symbols for Lisp REPL completion."))
 592                 (setf all-symbols (collect-all-symbols))
 593                 (close-notify-window)))
 594             (when ret
 595               (eval-from-query-string))))))))
 596
 597
 598
 599
 600
 601 (let ((commands (command-in-path)))
 602   (defun run-program-from-query-string ()
 603     "Run a program from the query input"
 604     (labels ((run-program-from-query-string-fun ()
 605                (multiple-value-bind (program return)
 606                    (query-string "Run:" "" commands)
 607                  (when (and (equal return :return) program (not (equal program "")))
 608                    (let ((cmd (concatenate 'string "cd $HOME && exec " program)))
 609                      (lambda ()
 610                        (do-shell cmd)))))))
 611       (let ((fun (run-program-from-query-string-fun)))
 612         (when fun
 613           (if *in-second-mode*
 614               (progn
 615                 (setf *second-mode-leave-function* fun)
 616                 (leave-second-mode))
 617               (funcall fun)))))))
 618
 619
 620
 621
 622
 623 ;;; Frame name actions
 624 (defun ask-frame-name (msg)
 625   "Ask a frame name"
 626   (let ((all-frame-name nil))
 627     (with-all-frames (*root-frame* frame)
 628       (awhen (frame-name frame) (push it all-frame-name)))
 629     (query-string msg "" all-frame-name)))
 630
 631
 632 ;;; Focus by functions
 633 (defun focus-frame-by (frame)
 634   (when (frame-p frame)
 635     (focus-all-children frame (or (find-parent-frame frame (find-current-root))
 636                                   (find-parent-frame frame)
 637                                   *root-frame*))
 638     (show-all-children t)))
 639
 640
 641 (defun focus-frame-by-name ()
 642   "Focus a frame by name"
 643   (focus-frame-by (find-frame-by-name (ask-frame-name "Focus frame:")))
 644   (leave-second-mode))
 645
 646 (defun focus-frame-by-number ()
 647   "Focus a frame by number"
 648   (focus-frame-by (find-frame-by-number (query-number "Focus frame by number:")))
 649   (leave-second-mode))
 650
 651
 652 ;;; Open by functions
 653 (defun open-frame-by (frame)
 654   (when (frame-p frame)
 655     (push (create-frame :name (query-string "Frame name")) (frame-child frame))
 656     (show-all-children)))
 657
 658
 659
 660 (defun open-frame-by-name ()
 661   "Open a new frame in a named frame"
 662   (open-frame-by (find-frame-by-name (ask-frame-name "Open a new frame in: ")))
 663   (leave-second-mode))
 664
 665 (defun open-frame-by-number ()
 666   "Open a new frame in a numbered frame"
 667   (open-frame-by (find-frame-by-number (query-number "Open a new frame in the group numbered:")))
 668   (leave-second-mode))
 669
 670
 671 ;;; Delete by functions
 672 (defun delete-frame-by (frame)
 673   (unless (or (child-equal-p frame *root-frame*)
 674               (child-root-p frame))
 675     (when (child-equal-p frame (current-child))
 676       (setf (current-child) (find-current-root)))
 677     (remove-child-in-frame frame (find-parent-frame frame)))
 678   (show-all-children t))
 679
 680
 681 (defun delete-frame-by-name ()
 682   "Delete a frame by name"
 683   (delete-frame-by (find-frame-by-name (ask-frame-name "Delete frame: ")))
 684   (leave-second-mode))
 685
 686 (defun delete-frame-by-number ()
 687   "Delete a frame by number"
 688   (delete-frame-by (find-frame-by-number (query-number "Delete frame by number:")))
 689   (leave-second-mode))
 690
 691
 692 ;;; Move by function
 693 (defun move-child-to (child frame-dest)
 694   (when (and child (frame-p frame-dest))
 695     (remove-child-in-frame child (find-parent-frame child))
 696     (pushnew child (frame-child frame-dest))
 697     (focus-all-children child frame-dest)
 698     (show-all-children t)))
 699
 700 (defun move-current-child-by-name ()
 701   "Move current child in a named frame"
 702   (move-child-to (current-child)
 703                  (find-frame-by-name
 704                   (ask-frame-name (format nil "Move '~A' to frame: " (child-name (current-child))))))
 705   (leave-second-mode))
 706
 707 (defun move-current-child-by-number ()
 708   "Move current child in a numbered frame"
 709   (move-child-to (current-child)
 710                  (find-frame-by-number
 711                   (query-number (format nil "Move '~A' to frame numbered:" (child-name (current-child))))))
 712   (leave-second-mode))
 713
 714
 715 ;;; Copy by function
 716 (defun copy-child-to (child frame-dest)
 717   (when (and child (frame-p frame-dest))
 718     (pushnew child (frame-child frame-dest))
 719     (focus-all-children child frame-dest)
 720     (show-all-children t)))
 721
 722 (defun copy-current-child-by-name ()
 723   "Copy current child in a named frame"
 724   (copy-child-to (current-child)
 725                  (find-frame-by-name
 726                   (ask-frame-name (format nil "Copy '~A' to frame: " (child-name (current-child))))))
 727   (leave-second-mode))
 728
 729 (defun copy-current-child-by-number ()
 730   "Copy current child in a numbered frame"
 731   (copy-child-to (current-child)
 732                  (find-frame-by-number
 733                   (query-number (format nil "Copy '~A' to frame numbered:" (child-name (current-child))))))
 734   (leave-second-mode))
 735
 736
 737
 738
 739 ;;; Show frame info
 740 (defun show-all-frames-info ()
 741   "Show all frames info windows"
 742   (let ((*show-root-frame-p* t))
 743     (show-all-children)
 744     (with-all-root-child (root)
 745       (with-all-frames (root frame)
 746         (raise-window (frame-window frame))
 747         (display-frame-info frame)))))
 748
 749 (defun hide-all-frames-info ()
 750   "Hide all frames info windows"
 751   (show-all-children))
 752
 753 (defun show-all-frames-info-key ()
 754   "Show all frames info windows until a key is release"
 755   (show-all-frames-info)
 756   (wait-no-key-or-button-press)
 757   (hide-all-frames-info))
 758
 759
 760 (defun move-frame (frame parent orig-x orig-y)
 761   (when (and frame parent (not (child-root-p frame)))
 762     (hide-all-children frame)
 763     (with-slots (window) frame
 764       (move-window window orig-x orig-y #'display-frame-info (list frame))
 765       (setf (frame-x frame) (x-px->fl (x-drawable-x window) parent)
 766             (frame-y frame) (y-px->fl (x-drawable-y window) parent)))
 767     (show-all-children)))
 768
 769 (defun resize-frame (frame parent orig-x orig-y)
 770   (when (and frame parent (not (child-root-p frame)))
 771     (hide-all-children frame)
 772     (with-slots (window) frame
 773       (resize-window window orig-x orig-y #'display-frame-info (list frame))
 774       (setf (frame-w frame) (w-px->fl (anti-adj-border-wh (x-drawable-width window) frame) parent)
 775             (frame-h frame) (h-px->fl (anti-adj-border-wh (x-drawable-height window) frame) parent)))
 776     (show-all-children)))
 777
 778
 779
 780 (defun mouse-click-to-focus-generic (root-x root-y mouse-fn)
 781   "Focus the current frame or focus the current window parent
 782 mouse-fun is #'move-frame or #'resize-frame"
 783   (let* ((to-replay t)
 784          (child (find-child-under-mouse root-x root-y))
 785          (parent (find-parent-frame child))
 786          (root-p (child-root-p child)))
 787     (labels ((add-new-frame ()
 788                (when (frame-p child)
 789                  (setf parent child
 790                        child (create-frame)
 791                        mouse-fn #'resize-frame
 792                        (current-child) child)
 793                  (place-frame child parent root-x root-y 10 10)
 794                  (map-window (frame-window child))
 795                  (pushnew child (frame-child parent)))))
 796       (when (and root-p  *create-frame-on-root*)
 797         (add-new-frame))
 798       (when (and (frame-p child) (not (child-root-p child)))
 799         (funcall mouse-fn child parent root-x root-y))
 800       (when (and child parent
 801                  (focus-all-children child parent (not (child-root-p child))))
 802         (when (show-all-children)
 803           (setf to-replay nil)))
 804       (if to-replay
 805           (replay-button-event)
 806           (stop-button-event)))))
 807
 808
 809 (defun mouse-click-to-focus-and-move (window root-x root-y)
 810   "Move and focus the current frame or focus the current window parent.
 811 Or do actions on corners"
 812   (declare (ignore window))
 813   (or (do-corner-action root-x root-y *corner-main-mode-left-button*)
 814       (mouse-click-to-focus-generic root-x root-y #'move-frame)))
 815
 816 (defun mouse-click-to-focus-and-resize (window root-x root-y)
 817   "Resize and focus the current frame or focus the current window parent.
 818 Or do actions on corners"
 819   (declare (ignore window))
 820   (or (do-corner-action root-x root-y *corner-main-mode-right-button*)
 821       (mouse-click-to-focus-generic root-x root-y #'resize-frame)))
 822
 823 (defun mouse-middle-click (window root-x root-y)
 824   "Do actions on corners"
 825   (declare (ignore window))
 826   (or (do-corner-action root-x root-y *corner-main-mode-middle-button*)
 827       (replay-button-event)))
 828
 829
 830
 831
 832 (defun mouse-focus-move/resize-generic (root-x root-y mouse-fn window-parent)
 833   "Focus the current frame or focus the current window parent
 834 mouse-fun is #'move-frame or #'resize-frame.
 835 Focus child and its parents -
 836 For window: set current child to window or its parent according to window-parent"
 837   (labels ((move/resize-managed (child)
 838              (let ((parent (find-parent-frame child)))
 839                (when (and child
 840                           (frame-p child)
 841                           (child-root-p child))
 842                  (setf parent child
 843                        child (create-frame)
 844                        mouse-fn #'resize-frame)
 845                  (place-frame child parent root-x root-y 10 10)
 846                  (map-window (frame-window child))
 847                  (push child (frame-child parent)))
 848                (focus-all-children child parent window-parent)
 849                (show-all-children)
 850                (typecase child
 851                  (xlib:window
 852                   (if (managed-window-p child parent)
 853                       (funcall mouse-fn parent (find-parent-frame parent) root-x root-y)
 854                       (funcall (cond ((or (eql mouse-fn #'move-frame)
 855                                           (eql mouse-fn #'move-frame-constrained))
 856                                       #'move-window)
 857                                      ((or (eql mouse-fn #'resize-frame)
 858                                           (eql mouse-fn #'resize-frame-constrained))
 859                                       #'resize-window))
 860                                child root-x root-y)))
 861                  (frame (funcall mouse-fn child parent root-x root-y)))
 862                (show-all-children)))
 863            (move/resize-never-managed (child raise-fun)
 864              (funcall raise-fun child)
 865              (funcall (cond ((eql mouse-fn #'move-frame) #'move-window)
 866                             ((eql mouse-fn #'resize-frame) #'resize-window))
 867                       child root-x root-y)))
 868     (let ((child (find-child-under-mouse root-x root-y t)))
 869       (multiple-value-bind (never-managed raise-fun)
 870           (never-managed-window-p child)
 871         (if (and (xlib:window-p child) never-managed raise-fun)
 872             (move/resize-never-managed child raise-fun)
 873             (move/resize-managed child))))))
 874
 875
 876 (defun test-mouse-binding (window root-x root-y)
 877   (dbg window root-x root-y)
 878   (replay-button-event))
 879
 880
 881
 882 (defun mouse-select-next-level (window root-x root-y)
 883   "Select the next level in frame"
 884   (declare (ignore root-x root-y))
 885   (let ((frame (find-frame-window window)))
 886     (when (or frame (xlib:window-equal window *root*))
 887       (select-next-level))
 888     (replay-button-event)))
 889
 890
 891
 892 (defun mouse-select-previous-level (window root-x root-y)
 893   "Select the previous level in frame"
 894   (declare (ignore root-x root-y))
 895   (let ((frame (find-frame-window window)))
 896     (when (or frame (xlib:window-equal window *root*))
 897       (select-previous-level))
 898     (replay-button-event)))
 899
 900
 901
 902 (defun mouse-enter-frame (window root-x root-y)
 903   "Enter in the selected frame - ie make it the root frame"
 904   (declare (ignore root-x root-y))
 905   (let ((frame (find-frame-window window)))
 906     (when (or frame (xlib:window-equal window *root*))
 907       (enter-frame))
 908     (replay-button-event)))
 909
 910
 911
 912 (defun mouse-leave-frame (window root-x root-y)
 913   "Leave the selected frame - ie make its parent the root frame"
 914   (declare (ignore root-x root-y))
 915   (let ((frame (find-frame-window window)))
 916     (when (or frame (xlib:window-equal window *root*))
 917       (leave-frame))
 918     (replay-button-event)))
 919
 920
 921
 922 ;;;;;,-----
 923 ;;;;;| Various definitions
 924 ;;;;;`-----
 925
 926 (defun show-help (&optional (browser "dillo") (tempfile "/tmp/clfswm.html"))
 927   "Show current keys and buttons bindings"
 928   (ignore-errors
 929     (produce-doc-html-in-file tempfile))
 930   (sleep 1)
 931   (do-shell (format nil "~A ~A" browser tempfile)))
 932
 933
 934
 935 ;;;  Bind or jump functions
 936 (let ((key-slots (make-array 10 :initial-element nil))
 937       (current-slot 1))
 938   (defun reset-bind-or-jump-slots ()
 939     (dotimes (i 10)
 940       (setf (aref key-slots i) nil)))
 941
 942   (defun bind-on-slot (&optional (slot current-slot) child)
 943     "Bind current child to slot"
 944     (setf (aref key-slots slot) (if child child (current-child))))
 945
 946   (defun remove-binding-on-slot ()
 947     "Remove binding on slot"
 948     (setf (aref key-slots current-slot) nil))
 949
 950   (defun jump-to-slot ()
 951     "Jump to slot"
 952     (let ((jump-child (aref key-slots current-slot)))
 953       (when (and jump-child (find-child jump-child *root-frame*))
 954         (unless (find-child-in-all-root jump-child)
 955           (change-root (find-root jump-child) jump-child))
 956         (setf (current-child) jump-child)
 957         (focus-all-children jump-child jump-child)
 958         (show-all-children t))))
 959
 960   (defun bind-or-jump (n)
 961     "Bind or jump to a slot (a frame or a window)"
 962     (setf current-slot (- n 1))
 963     (let ((default-bind `("b" bind-on-slot
 964                               ,(format nil "Bind slot ~A on child: ~A" n (child-fullname (current-child))))))
 965       (info-mode-menu (aif (aref key-slots current-slot)
 966                            `(,default-bind
 967                                 ("BackSpace" remove-binding-on-slot
 968                                              ,(format nil "Remove slot ~A binding on child: ~A" n (child-fullname (current-child))))
 969                                 ("   -  " nil " -")
 970                               ("Tab" jump-to-slot
 971                                      ,(format nil "Jump to child: ~A" (aif (aref key-slots current-slot)
 972                                                                            (child-fullname it)
 973                                                                            "Not set - Please, bind it with 'b'")))
 974                               ("Return" jump-to-slot "Same thing")
 975                               ("space" jump-to-slot "Same thing"))
 976                            (list default-bind))))))
 977
 978
 979
 980 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 981 ;;; Useful function for the second mode ;;;
 982 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 983 (defmacro with-movement (&body body)
 984   `(when (frame-p (current-child))
 985      (unwind-protect
 986           (progn
 987             ,@body)
 988        (show-all-children)
 989        (display-all-frame-info)
 990        (draw-second-mode-window)
 991        (open-menu (find-menu 'frame-movement-menu)))))
 992
 993
 994 ;;; Pack
 995 (defun current-frame-pack-up ()
 996   "Pack the current frame up"
 997   (with-movement (pack-frame-up (current-child) (find-parent-frame (current-child) (find-current-root)))))
 998
 999 (defun current-frame-pack-down ()
1000   "Pack the current frame down"
1001   (with-movement (pack-frame-down (current-child) (find-parent-frame (current-child) (find-current-root)))))
1002
1003 (defun current-frame-pack-left ()
1004   "Pack the current frame left"
1005   (with-movement (pack-frame-left (current-child) (find-parent-frame (current-child) (find-current-root)))))
1006
1007 (defun current-frame-pack-right ()
1008   "Pack the current frame right"
1009   (with-movement (pack-frame-right (current-child) (find-parent-frame (current-child) (find-current-root)))))
1010
1011 ;;; Center
1012 (defun center-current-frame ()
1013   "Center the current frame"
1014   (with-movement (center-frame (current-child))))
1015
1016 ;;; Fill
1017 (defun current-frame-fill-up ()
1018   "Fill the current frame up"
1019   (with-movement (fill-frame-up (current-child) (find-parent-frame (current-child) (find-current-root)))))
1020
1021 (defun current-frame-fill-down ()
1022   "Fill the current frame down"
1023   (with-movement (fill-frame-down (current-child) (find-parent-frame (current-child) (find-current-root)))))
1024
1025 (defun current-frame-fill-left ()
1026   "Fill the current frame left"
1027   (with-movement (fill-frame-left (current-child) (find-parent-frame (current-child) (find-current-root)))))
1028
1029 (defun current-frame-fill-right ()
1030   "Fill the current frame right"
1031   (with-movement (fill-frame-right (current-child) (find-parent-frame (current-child) (find-current-root)))))
1032
1033 (defun current-frame-fill-all-dir ()
1034   "Fill the current frame in all directions"
1035   (with-movement
1036     (let ((parent (find-parent-frame (current-child) (find-current-root))))
1037       (fill-frame-up (current-child) parent)
1038       (fill-frame-down (current-child) parent)
1039       (fill-frame-left (current-child) parent)
1040       (fill-frame-right (current-child) parent))))
1041
1042 (defun current-frame-fill-vertical ()
1043   "Fill the current frame vertically"
1044   (with-movement
1045     (let ((parent (find-parent-frame (current-child) (find-current-root))))
1046       (fill-frame-up (current-child) parent)
1047       (fill-frame-down (current-child) parent))))
1048
1049 (defun current-frame-fill-horizontal ()
1050   "Fill the current frame horizontally"
1051   (with-movement
1052     (let ((parent (find-parent-frame (current-child) (find-current-root))))
1053       (fill-frame-left (current-child) parent)
1054       (fill-frame-right (current-child) parent))))
1055
1056
1057 ;;; Resize
1058 (defun current-frame-resize-up ()
1059   "Resize the current frame up to its half height"
1060   (with-movement (resize-half-height-up (current-child))))
1061
1062 (defun current-frame-resize-down ()
1063   "Resize the current frame down to its half height"
1064   (with-movement (resize-half-height-down (current-child))))
1065
1066 (defun current-frame-resize-left ()
1067   "Resize the current frame left to its half width"
1068   (with-movement (resize-half-width-left (current-child))))
1069
1070 (defun current-frame-resize-right ()
1071   "Resize the current frame right to its half width"
1072   (with-movement (resize-half-width-right (current-child))))
1073
1074 (defun current-frame-resize-all-dir ()
1075   "Resize down the current frame"
1076   (with-movement (resize-frame-down (current-child))))
1077
1078 (defun current-frame-resize-all-dir-minimal ()
1079   "Resize down the current frame to its minimal size"
1080   (with-movement (resize-minimal-frame (current-child))))
1081
1082
1083 ;;; Children navigation
1084 (defun with-movement-select-next-brother ()
1085   "Select the next brother frame"
1086   (with-movement (select-next-brother-simple)))
1087
1088 (defun with-movement-select-previous-brother ()
1089   "Select the previous brother frame"
1090   (with-movement (select-previous-brother-simple)))
1091
1092 (defun with-movement-select-next-level ()
1093   "Select the next level"
1094   (with-movement (select-next-level)))
1095
1096 (defun with-movement-select-previous-level ()
1097   "Select the previous levelframe"
1098   (with-movement (select-previous-level)))
1099
1100 (defun with-movement-select-next-child ()
1101   "Select the next child"
1102   (with-movement (select-next-child-simple)))
1103
1104
1105
1106 ;;; Adapt frame functions
1107 (defun adapt-current-frame-to-window-hints-generic (width-p height-p)
1108   "Adapt the current frame to the current window minimal size hints"
1109   (when (frame-p (current-child))
1110     (let ((window (first (frame-child (current-child)))))
1111       (when (xlib:window-p window)
1112         (let* ((hints (xlib:wm-normal-hints window))
1113                (min-width (and hints (xlib:wm-size-hints-min-width hints)))
1114                (min-height (and hints (xlib:wm-size-hints-min-height hints))))
1115           (when (and width-p min-width)
1116             (setf (frame-rw (current-child)) min-width))
1117           (when (and height-p min-height)
1118             (setf (frame-rh (current-child)) min-height))
1119           (fixe-real-size (current-child) (find-parent-frame (current-child)))
1120           (leave-second-mode))))))
1121
1122 (defun adapt-current-frame-to-window-hints ()
1123   "Adapt the current frame to the current window minimal size hints"
1124   (adapt-current-frame-to-window-hints-generic t t))
1125
1126 (defun adapt-current-frame-to-window-width-hint ()
1127   "Adapt the current frame to the current window minimal width hint"
1128   (adapt-current-frame-to-window-hints-generic t nil))
1129
1130 (defun adapt-current-frame-to-window-height-hint ()
1131   "Adapt the current frame to the current window minimal height hint"
1132   (adapt-current-frame-to-window-hints-generic nil t))
1133
1134
1135
1136
1137 ;;; Managed window type functions
1138 (defun current-frame-manage-window-type-generic (type-list)
1139   (when (frame-p (current-child))
1140     (setf (frame-managed-type (current-child)) type-list
1141           (frame-forced-managed-window (current-child)) nil
1142           (frame-forced-unmanaged-window (current-child)) nil))
1143   (leave-second-mode))
1144
1145
1146 (defun current-frame-manage-window-type ()
1147   "Change window types to be managed by a frame"
1148   (when (frame-p (current-child))
1149     (let* ((type-str (query-string "Managed window type: (all, normal, transient, maxsize, desktop, dock, toolbar, menu, utility, splash, dialog)"
1150                                    (format nil "~{~:(~A~) ~}" (frame-managed-type (current-child)))))
1151            (type-list (loop :for type :in (split-string type-str)
1152                          :collect (intern (string-upcase type) :keyword))))
1153       (current-frame-manage-window-type-generic type-list))))
1154
1155
1156 (defun current-frame-manage-all-window-type ()
1157   "Manage all window type"
1158   (current-frame-manage-window-type-generic '(:all)))
1159
1160 (defun current-frame-manage-only-normal-window-type ()
1161   "Manage only normal window type"
1162   (current-frame-manage-window-type-generic '(:normal)))
1163
1164 (defun current-frame-manage-no-window-type ()
1165   "Do not manage any window type"
1166   (current-frame-manage-window-type-generic nil))
1167
1168
1169
1170
1171
1172
1173
1174
1175 ;;; Force window functions
1176 (defun force-window-in-frame ()
1177   "Force the current window to move in the frame (Useful only for unmanaged windows)"
1178   (with-current-window
1179     (let ((parent (find-parent-frame window)))
1180       (setf (x-drawable-x window) (frame-rx parent)
1181             (x-drawable-y window) (frame-ry parent))
1182       (xlib:display-finish-output *display*)))
1183   (leave-second-mode))
1184
1185
1186 (defun force-window-center-in-frame ()
1187   "Force the current window to move in the center of the frame (Useful only for unmanaged windows)"
1188   (with-current-window
1189     (let ((parent (find-parent-frame window)))
1190       (setf (x-drawable-x window) (truncate (+ (frame-rx parent)
1191                                                (/ (- (frame-rw parent)
1192                                                      (x-drawable-width window)) 2)))
1193             (x-drawable-y window) (truncate (+ (frame-ry parent)
1194                                                (/ (- (frame-rh parent)
1195                                                      (x-drawable-height window)) 2))))
1196       (xlib:display-finish-output *display*)))
1197   (leave-second-mode))
1198
1199
1200
1201 (defun display-current-window-info ()
1202   "Display information on the current window"
1203   (with-current-window
1204     (info-mode (list (format nil "Window:       ~A" window)
1205                      (format nil "Window name:  ~A" (xlib:wm-name window))
1206                      (format nil "Window class: ~A" (xlib:get-wm-class window))
1207                      (format nil "Window type:  ~:(~A~)" (window-type window))
1208                      (format nil "Window id:    0x~X" (xlib:window-id window))
1209                      (format nil "Window transparency: ~A" (* 100 (window-transparency window))))))
1210   (leave-second-mode))
1211
1212 (defun set-current-window-transparency ()
1213   "Set the current window transparency"
1214   (with-current-window
1215     (ask-child-transparency "window" window))
1216   (leave-second-mode))
1217
1218
1219 (defun manage-current-window ()
1220   "Force to manage the current window by its parent frame"
1221   (with-current-window
1222     (let ((parent (find-parent-frame window)))
1223       (with-slots ((managed forced-managed-window)
1224                    (unmanaged forced-unmanaged-window)) parent
1225         (setf unmanaged (child-remove window unmanaged)
1226               unmanaged (remove (xlib:wm-name window) unmanaged :test #'string-equal-p))
1227         (pushnew window managed))))
1228   (leave-second-mode))
1229
1230 (defun unmanage-current-window ()
1231   "Force to not manage the current window by its parent frame"
1232   (with-current-window
1233     (let ((parent (find-parent-frame window)))
1234       (with-slots ((managed forced-managed-window)
1235                    (unmanaged forced-unmanaged-window)) parent
1236         (setf managed (child-remove window managed)
1237               managed (remove (xlib:wm-name window) managed :test #'string-equal-p))
1238         (pushnew window unmanaged))))
1239   (leave-second-mode))
1240
1241
1242
1243 ;;; Moving child with the mouse button
1244 (defun mouse-move-child-over-frame (window root-x root-y)
1245   "Move the child under the mouse cursor to another frame"
1246   (declare (ignore window))
1247   (let ((child (find-child-under-mouse root-x root-y)))
1248     (unless (child-root-p child)
1249       (hide-all child)
1250       (remove-child-in-frame child (find-parent-frame child))
1251       (wait-mouse-button-release 50 51)
1252       (multiple-value-bind (x y)
1253           (xlib:query-pointer *root*)
1254         (let ((dest (find-child-under-mouse x y)))
1255           (when (xlib:window-p dest)
1256             (setf dest (find-parent-frame dest)))
1257           (unless (child-equal-p child dest)
1258             (move-child-to child dest)
1259             (show-all-children))))))
1260   (stop-button-event))
1261
1262
1263
1264
1265 ;;; Hide/Show frame window functions
1266 (defun hide/show-frame-window (frame value)
1267   "Hide/show the frame window"
1268   (when (frame-p frame)
1269     (setf (frame-show-window-p (current-child)) value)
1270     (show-all-children))
1271   (leave-second-mode))
1272
1273
1274 (defun hide-current-frame-window ()
1275   "Hide the current frame window"
1276   (hide/show-frame-window (current-child) nil))
1277
1278 (defun show-current-frame-window ()
1279   "Show the current frame window"
1280   (hide/show-frame-window (current-child) t))
1281
1282
1283
1284 ;;; Hide/Unhide current child
1285 (defun hide-current-child ()
1286   "Hide the current child"
1287   (unless (child-root-p (current-child))
1288     (let ((parent (find-parent-frame (current-child))))
1289       (when (frame-p parent)
1290         (with-slots (child hidden-children) parent
1291           (hide-all (current-child))
1292           (setf child (child-remove (current-child) child))
1293           (pushnew (current-child) hidden-children)
1294           (setf (current-child) parent))
1295         (show-all-children)))
1296     (leave-second-mode)))
1297
1298
1299 (defun frame-unhide-child (hidden frame-src frame-dest)
1300   "Unhide a hidden child from frame-src in frame-dest"
1301   (with-slots (hidden-children) frame-src
1302     (setf hidden-children (child-remove hidden hidden-children)))
1303   (with-slots (child) frame-dest
1304     (pushnew hidden child)))
1305
1306
1307
1308 (defun unhide-a-child ()
1309   "Unhide a child in the current frame"
1310   (when (frame-p (current-child))
1311     (with-slots (child hidden-children) (current-child)
1312       (info-mode-menu (loop :for i :from 0
1313                          :for hidden :in hidden-children
1314                          :collect (list (code-char (+ (char-code #\a) i))
1315                                         (let ((lhd hidden))
1316                                           (lambda ()
1317                                             (frame-unhide-child lhd (current-child) (current-child))))
1318                                         (format nil "Unhide ~A" (child-fullname hidden))))))
1319     (show-all-children))
1320   (leave-second-mode))
1321
1322
1323 (defun unhide-all-children ()
1324   "Unhide all current frame hidden children"
1325   (when (frame-p (current-child))
1326     (with-slots (child hidden-children) (current-child)
1327       (dolist (c hidden-children)
1328         (pushnew c child))
1329       (setf hidden-children nil))
1330     (show-all-children))
1331   (leave-second-mode))
1332
1333
1334 (defun unhide-a-child-from-all-frames ()
1335   "Unhide a child from all frames in the current frame"
1336   (when (frame-p (current-child))
1337     (let ((acc nil)
1338           (keynum -1))
1339       (with-all-frames (*root-frame* frame)
1340         (when (frame-hidden-children frame)
1341           (push (format nil "~A" (child-fullname frame)) acc)
1342           (dolist (hidden (frame-hidden-children frame))
1343             (push (list (code-char (+ (char-code #\a) (incf keynum)))
1344                         (let ((lhd hidden))
1345                           (lambda ()
1346                             (frame-unhide-child lhd frame (current-child))))
1347                         (format nil "Unhide ~A" (child-fullname hidden)))
1348                   acc))))
1349       (info-mode-menu (nreverse acc)))
1350     (show-all-children))
1351   (leave-second-mode))
1352
1353
1354
1355
1356
1357 (let ((last-child nil))
1358   (defun init-last-child ()
1359     (setf last-child nil))
1360   (defun switch-to-last-child ()
1361     "Store the current child and switch to the previous one"
1362     (let ((current-child (current-child)))
1363       (when last-child
1364         (change-root (find-root last-child) last-child)
1365         (setf (current-child) last-child)
1366         (focus-all-children (current-child) (current-child))
1367         (show-all-children t))
1368       (setf last-child current-child))
1369     (leave-second-mode)))
1370
1371
1372
1373
1374
1375
1376
1377 ;;; Focus policy functions
1378 (defun set-focus-policy-generic (focus-policy)
1379   (when (frame-p (current-child))
1380     (setf (frame-focus-policy (current-child)) focus-policy))
1381   (leave-second-mode))
1382
1383
1384 (defun current-frame-set-click-focus-policy ()
1385   "Set a click focus policy for the current frame."
1386   (set-focus-policy-generic :click))
1387
1388 (defun current-frame-set-sloppy-focus-policy ()
1389   "Set a sloppy focus policy for the current frame."
1390   (set-focus-policy-generic :sloppy))
1391
1392 (defun current-frame-set-sloppy-strict-focus-policy ()
1393   "Set a (strict) sloppy focus policy only for windows in the current frame."
1394   (set-focus-policy-generic :sloppy-strict))
1395
1396 (defun current-frame-set-sloppy-select-policy ()
1397   "Set a sloppy select policy for the current frame."
1398   (set-focus-policy-generic :sloppy-select))
1399
1400
1401
1402 (defun set-focus-policy-generic-for-all (focus-policy)
1403   (with-all-frames (*root-frame* frame)
1404     (setf (frame-focus-policy frame) focus-policy))
1405   (leave-second-mode))
1406
1407
1408 (defun all-frames-set-click-focus-policy ()
1409   "Set a click focus policy for all frames."
1410   (set-focus-policy-generic-for-all :click))
1411
1412 (defun all-frames-set-sloppy-focus-policy ()
1413   "Set a sloppy focus policy for all frames."
1414   (set-focus-policy-generic-for-all :sloppy))
1415
1416 (defun all-frames-set-sloppy-strict-focus-policy ()
1417   "Set a (strict) sloppy focus policy for all frames."
1418   (set-focus-policy-generic-for-all :sloppy-strict))
1419
1420 (defun all-frames-set-sloppy-select-policy ()
1421   "Set a sloppy select policy for all frames."
1422   (set-focus-policy-generic-for-all :sloppy-select))
1423
1424
1425
1426 ;;; Ensure unique name/number functions
1427 (defun extract-number-from-name (name)
1428   (when (stringp name)
1429     (let* ((pos (1+ (or (position #\. name :from-end t) -1)))
1430            (number (parse-integer name :junk-allowed t :start pos)))
1431       (values number
1432               (if number (subseq name 0 (1- pos)) name)))))
1433
1434
1435
1436
1437 (defun ensure-unique-name ()
1438   "Ensure that all children names are unique"
1439   (with-all-children (*root-frame* child)
1440     (multiple-value-bind (num1 name1)
1441         (extract-number-from-name (child-name child))
1442       (declare (ignore num1))
1443       (when name1
1444         (let ((acc nil))
1445           (with-all-children (*root-frame* c)
1446             (unless (child-equal-p child c))
1447             (multiple-value-bind (num2 name2)
1448                 (extract-number-from-name (child-name c))
1449               (when (string-equal name1 name2)
1450                 (push num2 acc))))
1451           (dbg acc)
1452           (when (> (length acc) 1)
1453             (setf (child-name child)
1454                   (format nil "~A.~A" name1
1455                           (1+ (find-free-number (loop for i in acc when i collect (1- i)))))))))))
1456   (leave-second-mode))
1457
1458 (defun ensure-unique-number ()
1459   "Ensure that all children numbers are unique"
1460   (let ((num -1))
1461     (with-all-frames (*root-frame* frame)
1462       (setf (frame-number frame) (incf num))))
1463   (leave-second-mode))
1464
1465
1466
1467 ;;; Standard menu functions - Based on the XDG specifications
1468 (defun um-create-xdg-section-list (menu)
1469   (dolist (section *xdg-section-list*)
1470     (add-sub-menu menu :next section (format nil "~A" section) menu))
1471   (unless (find-toplevel-menu 'Utility menu)
1472     (add-sub-menu menu :next 'Utility (format nil "~A" 'Utility) menu)))
1473
1474 (defun um-find-submenu (menu section-list)
1475   (let ((acc nil))
1476     (dolist (section section-list)
1477       (awhen (find-toplevel-menu (intern (string-upcase section) :clfswm) menu)
1478         (push it acc)))
1479     (if acc
1480         acc
1481         (list (find-toplevel-menu 'Utility menu)))))
1482
1483
1484 (defun um-extract-value (line)
1485   (second (split-string line #\=)))
1486
1487
1488 (defun um-add-desktop (desktop menu)
1489   (let (name exec categories comment)
1490     (when (probe-file desktop)
1491       (with-open-file (stream desktop :direction :input)
1492         (loop for line = (ignore-errors (read-line stream nil nil))
1493            while line
1494            do
1495              (cond ((first-position "Name=" line) (setf name (um-extract-value line)))
1496                    ((first-position "Exec=" line) (setf exec (um-extract-value line)))
1497                    ((first-position "Categories=" line) (setf categories (um-extract-value line)))
1498                    ((first-position "Comment=" line) (setf comment (um-extract-value line))))
1499              (when (and name exec categories)
1500                (let* ((sub-menu (um-find-submenu menu (split-string categories #\;)))
1501                       (fun-name (intern name :clfswm)))
1502                  (setf (symbol-function fun-name) (let ((do-exec exec))
1503                                                     (lambda ()
1504                                                       (do-shell do-exec)
1505                                                       (leave-second-mode)))
1506                        (documentation fun-name 'function) (format nil "~A~A" name (if comment
1507                                                                                       (format nil " - ~A" comment)
1508                                                                                       "")))
1509                  (dolist (m sub-menu)
1510                    (add-menu-key (menu-name m) :next fun-name m)))
1511                (setf name nil exec nil categories nil comment nil)))))))
1512
1513
1514 (defun update-menus (&optional (menu (make-menu :name 'main :doc "Main menu")))
1515   (um-create-xdg-section-list menu)
1516   (let ((count 0)
1517         (found (make-hash-table :test #'equal)))
1518     (dolist (dir (remove-duplicates
1519                   (split-string (or (getenv "XDG_DATA_DIRS") "/usr/local/share/:/usr/share/")
1520                                 #\:) :test #'string-equal))
1521       (dolist (desktop (directory (concatenate 'string dir "/applications/**/*.desktop")))
1522         (unless (gethash (file-namestring desktop) found)
1523           (setf (gethash (file-namestring desktop) found) t)
1524           (um-add-desktop desktop menu)
1525           (incf count))))
1526     menu))
1527
1528
1529
1530 ;;; Close/Kill focused window
1531
1532 (defun ask-close/kill-current-window ()
1533   "Close or kill the current window (ask before doing anything)"
1534   (let ((window (xlib:input-focus *display*))
1535         (*info-mode-placement* *ask-close/kill-placement*))
1536     (info-mode-menu
1537      (if (and window (not (xlib:window-equal window *no-focus-window*)))
1538          `(,(format nil "Focus window: ~A" (xlib:wm-name window))
1539             (#\s delete-focus-window "Close the focus window")
1540             (#\k destroy-focus-window "Kill the focus window")
1541             (#\x cut-focus-window)
1542             (#\c copy-focus-window)
1543             (#\v paste-selection))
1544          `(,(format nil "Focus window: None")
1545             (#\v paste-selection))))
1546     t))
1547
1548
1549
1550 ;;; Other window manager functions
1551 (defun get-proc-list ()
1552   (let ((proc (do-shell "ps x -o pid=" nil t))
1553         (proc-list nil))
1554     (loop for line = (read-line proc nil nil)
1555        while line
1556        do (push line proc-list))
1557     (dbg proc-list)
1558     proc-list))
1559
1560 (defun run-other-window-manager ()
1561   (let ((proc-start (get-proc-list)))
1562     (do-shell *other-window-manager* nil t :terminal)
1563     (let* ((proc-end (get-proc-list))
1564            (proc-diff (set-difference proc-end proc-start :test #'equal)))
1565       (dbg 'killing-sigterm proc-diff)
1566       (do-shell (format nil "kill ~{ ~A ~}  2> /dev/null" proc-diff) nil t :terminal)
1567       (dbg 'killing-sigkill proc-diff)
1568       (do-shell (format nil "kill -9 ~{ ~A ~} 2> /dev/null" proc-diff) nil t :terminal)
1569       (sleep 1))
1570     (setf *other-window-manager* nil)))
1571
1572
1573 (defun do-run-other-window-manager (window-manager)
1574   (setf *other-window-manager* window-manager)
1575   (throw 'exit-main-loop nil))
1576
1577 (defmacro def-run-other-window-manager (name &optional definition)
1578   (let ((definition (or definition name)))
1579     `(defun ,(create-symbol "run-" name) ()
1580        ,(format nil "Run ~A" definition)
1581        (do-run-other-window-manager ,(format nil "~A" name)))))
1582
1583 (def-run-other-window-manager "xterm")
1584 (def-run-other-window-manager "icewm")
1585 (def-run-other-window-manager "twm")
1586 (def-run-other-window-manager "gnome-session" "Gnome")
1587 (def-run-other-window-manager "startkde" "KDE")
1588 (def-run-other-window-manager "xfce4-session" "XFCE")
1589
1590 (defun run-lxde ()
1591   "Run LXDE"
1592   (do-run-other-window-manager "( lxsession & ); xterm -e \"echo '  /----------------------------------\\' ; echo '  |  CLFSWM Note:                    |' ; echo '  |    Close this window when done.  |' ; echo '  \\----------------------------------/'; echo; echo; $SHELL\""))
1593
1594 (defun run-xfce4 ()
1595   "Run LXDE (xterm)"
1596   (do-run-other-window-manager "( xfce4-session &) ; xterm -e \"echo '  /----------------------------------\\' ; echo '  |  CLFSWM Note:                    |' ; echo '  |    Close this window when done.  |' ; echo '  \\----------------------------------/'; echo; echo; $SHELL\""))
1597
1598
1599 (defun run-prompt-wm ()
1600   "Prompt for an other window manager"
1601   (let ((wm (query-string "Run an other window manager:" "icewm")))
1602     (do-run-other-window-manager wm)))
1603
1604
1605 ;;; Hide or show unmanaged windows utility.
1606 (defun set-hide-unmanaged-window ()
1607   "Hide unmanaged windows when frame is not selected"
1608   (when (frame-p (current-child))
1609     (setf (frame-data-slot (current-child) :unmanaged-window-action) :hide)
1610     (leave-second-mode)))
1611
1612 (defun set-show-unmanaged-window ()
1613   "Show unmanaged windows when frame is not selected"
1614   (when (frame-p (current-child))
1615     (setf (frame-data-slot (current-child) :unmanaged-window-action) :show)
1616     (leave-second-mode)))
1617
1618 (defun set-default-hide-unmanaged-window ()
1619   "Set default behaviour to hide or not unmanaged windows when frame is not selected"
1620   (when (frame-p (current-child))
1621     (setf (frame-data-slot (current-child) :unmanaged-window-action) nil)
1622     (leave-second-mode)))
1623
1624 (defun set-globally-hide-unmanaged-window ()
1625   "Hide unmanaged windows by default. This is overriden by functions above"
1626   (setf *hide-unmanaged-window* t)
1627   (leave-second-mode))
1628
1629 (defun set-globally-show-unmanaged-window ()
1630   "Show unmanaged windows by default. This is overriden by functions above"
1631   (setf *hide-unmanaged-window* nil)
1632   (leave-second-mode))
1633
1634
1635 ;;; Speed mouse movement.
1636 (let (minx miny maxx maxy history lx ly)
1637   (labels ((middle (x1 x2)
1638              (round (/ (+ x1 x2) 2)))
1639            (reset-if-moved (x y)
1640              (when (or (/= x (or lx x)) (/= y (or ly y)))
1641                (speed-mouse-reset)))
1642            (add-in-history (x y)
1643              (push (list x y) history)))
1644     (defun speed-mouse-reset ()
1645       "Reset speed mouse coordinates"
1646       (setf minx nil miny nil maxx nil maxy nil history nil lx nil ly nil))
1647     (defun speed-mouse-left ()
1648       "Speed move mouse to left"
1649       (with-x-pointer
1650         (reset-if-moved x y)
1651         (setf maxx x)
1652         (add-in-history x y)
1653         (setf lx (middle (or minx 0) maxx))
1654         (xlib:warp-pointer *root* lx y)))
1655     (defun speed-mouse-right ()
1656       "Speed move mouse to right"
1657       (with-x-pointer
1658         (reset-if-moved x y)
1659         (setf minx x)
1660         (add-in-history x y)
1661         (setf lx (middle minx (or maxx (xlib:screen-width *screen*))))
1662         (xlib:warp-pointer *root* lx y)))
1663     (defun speed-mouse-up ()
1664       "Speed move mouse to up"
1665       (with-x-pointer
1666         (reset-if-moved x y)
1667         (setf maxy y)
1668         (add-in-history x y)
1669         (setf ly (middle (or miny 0) maxy))
1670         (xlib:warp-pointer *root* x ly)))
1671     (defun speed-mouse-down ()
1672       "Speed move mouse to down"
1673       (with-x-pointer
1674         (reset-if-moved x y)
1675         (setf miny y)
1676         (add-in-history x y)
1677         (setf ly (middle miny (or maxy (xlib:screen-height *screen*))))
1678         (xlib:warp-pointer *root* x ly)))
1679     (defun speed-mouse-undo ()
1680       "Undo last speed mouse move"
1681       (when history
1682         (let ((h (pop history)))
1683           (when h
1684             (destructuring-bind (bx by) h
1685               (setf lx bx ly by
1686                     minx nil  maxx nil
1687                     miny nil  maxy nil)
1688               (xlib:warp-pointer *root* lx ly))))))
1689     (defun speed-mouse-first-history ()
1690       "Revert to the first speed move mouse"
1691       (when history
1692         (let ((h (first (last history))))
1693           (when h
1694             (setf lx (first h)
1695                   ly (second h))
1696             (xlib:warp-pointer *root* lx ly)))))))
1697
1698
1699
1700 ;;; Notify window functions
1701 (let (font
1702       window
1703       gc
1704       width height
1705       text
1706       current-child)
1707   (labels ((text-string (tx)
1708              (typecase tx
1709                (cons (first tx))
1710                (t tx)))
1711            (text-color (tx)
1712              (get-color (typecase tx
1713                           (cons (second tx))
1714                           (t *notify-window-foreground*)))))
1715     (defun is-notify-window-p (win)
1716       (when (and (xlib:window-p win) (xlib:window-p window))
1717         (xlib:window-equal win window)))
1718
1719     (defun raise-notify-window ()
1720       (raise-window window))
1721
1722     (defun refresh-notify-window ()
1723       (add-timer 0.1 #'refresh-notify-window :refresh-notify-window)
1724       (when (and window gc font)
1725         (raise-window window)
1726         (let ((text-height (- (xlib:font-ascent font) (xlib:font-descent font))))
1727           (loop for tx in text
1728              for i from 1 do
1729                (setf (xlib:gcontext-foreground gc) (text-color tx))
1730                (xlib:draw-glyphs window gc
1731                                  (truncate (/ (- width (* (xlib:max-char-width font) (length (text-string tx)))) 2))
1732                                  (* text-height i 2)
1733                                  (text-string tx))))))
1734
1735     (defun close-notify-window ()
1736       (erase-timer :refresh-notify-window)
1737       (setf *never-managed-window-list*
1738             (remove (list #'is-notify-window-p 'raise-window)
1739                     *never-managed-window-list* :test #'equal))
1740       (when gc
1741         (xlib:free-gcontext gc))
1742       (when window
1743         (xlib:destroy-window window))
1744       (when font
1745         (xlib:close-font font))
1746       (xlib:display-finish-output *display*)
1747       (setf window nil
1748             gc nil
1749             font nil))
1750
1751     (defun open-notify-window (text-list)
1752       (close-notify-window)
1753       (setf font (xlib:open-font *display* *notify-window-font-string*))
1754       (let ((text-height (- (xlib:font-ascent font) (xlib:font-descent font))))
1755         (setf text text-list)
1756         (setf width (* (xlib:max-char-width font) (+ (loop for tx in text-list
1757                                                         maximize (length (text-string tx))) 2))
1758               height (+ (* text-height (length text-list) 2) text-height))
1759         (with-placement (*notify-window-placement* x y width height)
1760           (setf window (xlib:create-window :parent *root*
1761                                            :x x
1762                                            :y y
1763                                            :width width
1764                                            :height height
1765                                            :background (get-color *notify-window-background*)
1766                                            :border-width *border-size*
1767                                            :border (get-color *notify-window-border*)
1768                                            :colormap (xlib:screen-default-colormap *screen*)
1769                                            :event-mask '(:exposure :key-press))
1770                 gc (xlib:create-gcontext :drawable window
1771                                          :foreground (get-color *notify-window-foreground*)
1772                                          :background (get-color *notify-window-background*)
1773                                          :font font
1774                                          :line-style :solid))
1775           (setf (window-transparency window) *notify-window-transparency*)
1776           (when (frame-p (current-child))
1777             (setf current-child (current-child)))
1778           (add-in-never-managed-window-list (list 'is-notify-window-p 'raise-window))
1779           (map-window window)
1780           (refresh-notify-window)
1781           (xlib:display-finish-output *display*))))))
1782
1783 (defun notify-message (delay &rest messages)
1784   (erase-timer :close-notify-window)
1785   (funcall #'open-notify-window messages)
1786   (add-timer delay #'close-notify-window :close-notify-window))
1787
1788
1789 (defun display-hello-window ()
1790   (notify-message *notify-window-delay*
1791                   '("Welcome to CLFSWM" "yellow")
1792                   "Press Alt+F1 for help"))
1793
1794
1795 ;;; Run or raise functions
1796 (defun run-or-raise (raisep run-fn &key (maximized nil))
1797   (let ((window (with-all-windows (*root-frame* win)
1798                   (when (funcall raisep win)
1799                     (return win)))))
1800     (if window
1801         (let ((parent (find-parent-frame window)))
1802           (setf (current-child) parent)
1803           (put-child-on-top window parent)
1804           (when maximized
1805             (change-root (find-root parent) parent))
1806           (focus-all-children window parent)
1807           (show-all-children t))
1808         (funcall run-fn))))
1809
1810 ;;; Transparency setting
1811 (defun inc-transparency (window root-x root-y)
1812   "Increment the child under mouse transparency"
1813   (declare (ignore root-x root-y))
1814   (unless *in-second-mode* (stop-button-event))
1815   (incf (child-transparency window) 0.1))
1816
1817 (defun dec-transparency (window root-x root-y)
1818   "Decrement the child under mouse transparency"
1819   (declare (ignore root-x root-y))
1820   (unless *in-second-mode* (stop-button-event))
1821   (decf (child-transparency window) 0.1))
1822
1823 (defun inc-transparency-slow (window root-x root-y)
1824   "Increment slowly the child under mouse transparency"
1825   (declare (ignore root-x root-y))
1826   (unless *in-second-mode* (stop-button-event))
1827   (incf (child-transparency window) 0.01))
1828
1829 (defun dec-transparency-slow (window root-x root-y)
1830   "Decrement slowly the child under mouse transparency"
1831   (declare (ignore root-x root-y))
1832   (unless *in-second-mode* (stop-button-event))
1833   (decf (child-transparency window) 0.01))
1834
1835
1836 (defun key-inc-transparency ()
1837   "Increment the current window transparency"
1838   (with-current-window
1839     (incf (child-transparency window) 0.1)))
1840
1841 (defun key-dec-transparency ()
1842   "Decrement the current window transparency"
1843   (with-current-window
1844     (decf (child-transparency window) 0.1)))
1845
1846
1847
1848
1849
1850 ;;; Geometry change functions
1851 (defun swap-frame-geometry ()
1852   "Swap current brother frame geometry"
1853   (when (frame-p (current-child))
1854     (let ((parent (find-parent-frame (current-child))))
1855       (when (frame-p parent)
1856         (let ((brother (second (frame-child parent))))
1857           (when (frame-p brother)
1858             (rotatef (frame-x (current-child)) (frame-x brother))
1859             (rotatef (frame-y (current-child)) (frame-y brother))
1860             (rotatef (frame-w (current-child)) (frame-w brother))
1861             (rotatef (frame-h (current-child)) (frame-h brother))
1862             (show-all-children t)
1863             (leave-second-mode)))))))
1864
1865 (defun rotate-frame-geometry-generic (fun)
1866   "(Rotate brother frame geometry"
1867   (when (frame-p (current-child))
1868     (let ((parent (find-parent-frame (current-child))))
1869       (when (frame-p parent)
1870         (let* ((child-list (funcall fun (frame-child parent)))
1871                (first (first child-list)))
1872           (dolist (child (rest child-list))
1873             (when (and (frame-p first) (frame-p child))
1874               (rotatef (frame-x first) (frame-x child))
1875               (rotatef (frame-y first) (frame-y child))
1876               (rotatef (frame-w first) (frame-w child))
1877               (rotatef (frame-h first) (frame-h child))
1878               (setf first child)))
1879           (show-all-children t))))))
1880
1881
1882 (defun rotate-frame-geometry ()
1883   "Rotate brother frame geometry"
1884   (rotate-frame-geometry-generic #'identity))
1885
1886 (defun anti-rotate-frame-geometry ()
1887   "Anti rotate brother frame geometry"
1888   (rotate-frame-geometry-generic #'reverse))
1889