1 ;;; --------------------------------------------------------------------------
2 ;;; CLFSWM - FullScreen Window Manager
4 ;;; --------------------------------------------------------------------------
5 ;;; Documentation: Expose functions - An expose like.
6 ;;; --------------------------------------------------------------------------
8 ;;; (C) 2012 Philippe Brochard <pbrochard@common-lisp.net>
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.
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.
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.
24 ;;; --------------------------------------------------------------------------
28 (defparameter *expose-font
* nil
)
29 (defparameter *expose-child-list
* nil
)
30 (defparameter *expose-selected-child
* nil
)
32 (defstruct expose-child child key window gc string
)
34 (defun leave-expose-mode ()
35 "Leave the expose mode"
36 (throw 'exit-expose-loop nil
))
38 (defun valid-expose-mode ()
39 "Valid the expose mode"
40 (throw 'exit-expose-loop t
))
42 (defun mouse-leave-expose-mode (window root-x root-y
)
43 "Leave the expose mode"
44 (declare (ignore window root-x root-y
))
45 (throw 'exit-expose-loop nil
))
47 (defun mouse-valid-expose-mode (window root-x root-y
)
48 "Valid the expose mode"
49 (declare (ignore window root-x root-y
))
50 (throw 'exit-expose-loop t
))
55 (defun fastswitch-sort (predicate type
)
57 (funcall predicate
(funcall type x
) (funcall type y
))))
59 (defun fastswitch-associate-keys ()
62 (win-list (sort (get-all-windows) (fastswitch-sort #'< #'xlib
:window-id
)))
63 (frame-list (sort (get-all-frames) (fastswitch-sort #'< #'frame-number
))))
64 (loop for c in win-list
65 do
(push (make-expose-child :child c
:key
(number->letter n
)) acc
)
67 (loop for c in frame-list
68 do
(unless (child-equal-p c
*root-frame
*)
69 (push (make-expose-child :child c
:key
(number->letter n
)) acc
)
77 (defun expose-draw-letter ()
78 (dolist (ex-child *expose-child-list
*)
79 (let ((window (expose-child-window ex-child
))
80 (gc (expose-child-gc ex-child
)))
82 (clear-pixmap-buffer window gc
)
83 (xlib:with-gcontext
(gc :foreground
(get-color (if (substring-equal *query-string
* (expose-child-key ex-child
))
84 *expose-foreground-letter
*
85 *expose-foreground-letter-nok
*))
86 :background
(get-color (if (string-equal *query-string
* (expose-child-key ex-child
))
87 *expose-background-letter-match
*
88 *expose-background
*)))
89 (xlib:draw-image-glyphs
*pixmap-buffer
* gc
90 (xlib:max-char-width
*expose-font
*)
91 (+ (xlib:font-ascent
*expose-font
*) (xlib:font-descent
*expose-font
*))
92 (expose-child-key ex-child
)))
93 (xlib:draw-glyphs
*pixmap-buffer
* gc
94 (xlib:max-char-width
*expose-font
*)
95 (+ (* 2 (xlib:font-ascent
*expose-font
*)) (xlib:font-descent
*expose-font
*) 1)
96 (expose-child-string ex-child
))
97 (copy-pixmap-buffer window gc
)))))
99 (defun expose-create-window (ex-child)
100 (let ((child (expose-child-child ex-child
)))
101 (with-current-child (child)
102 (let* ((string (format nil
"~A"
103 (if *expose-show-window-title
*
104 (ensure-printable (child-fullname child
))
106 (width (if *expose-show-window-title
*
107 (min (* (xlib:max-char-width
*expose-font
*) (+ (length string
) 2))
108 (- (child-width child
) 4))
109 (* (xlib:max-char-width
*expose-font
*) 3)))
110 (height (* (xlib:font-ascent
*expose-font
*) 3)))
111 (with-placement (*expose-mode-placement
* x y width height
)
112 (let* ((window (xlib:create-window
:parent
*root
*
114 :width width
:height height
115 :background
(get-color *expose-background
*)
116 :border-width
*border-size
*
117 :border
(get-color *expose-border
*)
118 :colormap
(xlib:screen-default-colormap
*screen
*)
119 :event-mask
'(:exposure
:key-press
)))
120 (gc (xlib:create-gcontext
:drawable window
121 :foreground
(get-color *expose-foreground
*)
122 :background
(get-color *expose-background
*)
124 :line-style
:solid
)))
125 (setf (window-transparency window
) *expose-transparency
*)
127 (setf (expose-child-window ex-child
) window
128 (expose-child-gc ex-child
) gc
129 (expose-child-string ex-child
) string
)))))))
134 (defun expose-query-key-press-hook (code state
)
135 (declare (ignore code state
))
137 (when (and *expose-direct-select
* (<= (length *expose-child-list
*) 26))
138 (leave-query-mode :return
)))
140 (defun expose-query-button-press-hook (code state x y
)
141 (declare (ignore state
))
143 (setf *expose-selected-child
* (find-child-under-mouse x y
)))
144 (leave-query-mode :click
))
147 (defun expose-init ()
148 (setf *expose-font
* (xlib:open-font
*display
* *expose-font-string
*)
149 *expose-child-list
* (fastswitch-associate-keys)
150 *expose-selected-child
* nil
152 (xlib:warp-pointer
*root
* (truncate (/ (xlib:screen-width
*screen
*) 2))
153 (truncate (/ (xlib:screen-height
*screen
*) 2)))
154 (add-hook *query-key-press-hook
* 'expose-query-key-press-hook
)
155 (add-hook *query-button-press-hook
* 'expose-query-button-press-hook
))
157 (defun expose-present-windows ()
158 (dolist (ex-child *expose-child-list
*)
159 (let ((child (expose-child-child ex-child
)))
160 (when (frame-p child
)
161 (setf (frame-data-slot child
:old-layout
) (frame-layout child
)
162 (frame-layout child
) #'tile-space-layout
))))
163 (show-all-children t
))
165 (defun expose-unpresent-windows ()
166 (dolist (ex-child *expose-child-list
*)
167 (let ((child (expose-child-child ex-child
)))
168 (when (frame-p child
)
169 (setf (frame-layout child
) (frame-data-slot child
:old-layout
)
170 (frame-data-slot child
:old-layout
) nil
)))))
172 (defun expose-mode-display-accel-windows ()
173 (with-all-root-child (root)
174 (with-all-children-reversed (root child
)
175 (let ((ex-child (find child
*expose-child-list
* :test
#'child-equal-p
:key
#'expose-child-child
)))
177 (if (or (frame-p (expose-child-child ex-child
))
178 (managed-window-p (expose-child-child ex-child
)
179 (find-parent-frame (expose-child-child ex-child
) *root-frame
*)))
180 (expose-create-window ex-child
)
181 (hide-child (expose-child-child ex-child
)))))))
182 (expose-draw-letter))
185 (defun expose-find-child-from-letters (letters)
186 (find letters
*expose-child-list
* :test
#'string-equal
:key
#'expose-child-key
))
188 (defun expose-select-child ()
189 (let ((*query-mode-placement
* *expose-query-placement
*))
190 (multiple-value-bind (letters return
)
191 (query-string "Which child ?")
192 (let ((ex-child (case return
193 (:return
(expose-find-child-from-letters letters
))
194 (:click
*expose-selected-child
*))))
196 (expose-child-child ex-child
))))))
199 (defun expose-restore-windows ()
200 (remove-hook *query-key-press-hook
* 'expose-query-key-press-hook
)
201 (remove-hook *query-button-press-hook
* 'expose-query-button-press-hook
)
202 (dolist (ex-child *expose-child-list
*)
203 (awhen (expose-child-gc ex-child
)
204 (xlib:free-gcontext it
))
205 (awhen (expose-child-window ex-child
)
206 (xlib:destroy-window it
)))
208 (xlib:close-font
*expose-font
*))
209 (expose-unpresent-windows)
210 (setf *expose-child-list
* nil
))
212 (defun expose-focus-child (child)
213 (let ((parent (typecase child
214 (xlib:window
(find-parent-frame child
))
216 (when (and child parent
)
217 (change-root (find-root parent
) parent
)
218 (setf (current-child) child
)
219 (focus-all-children child parent t
))))
221 (defun expose-do-main ()
224 (expose-present-windows)
225 (expose-mode-display-accel-windows)
226 (let ((child (expose-select-child)))
227 (expose-restore-windows)
230 (defun expose-windows-mode ()
231 "Present all windows in currents roots (An expose like)"
232 (awhen (expose-do-main)
233 (expose-focus-child it
))
238 (defun expose-all-windows-mode ()
239 "Present all windows in all frames (An expose like)"
241 (with-saved-root-list ()
242 (dolist (root (get-root-list))
243 (change-root root
(root-original root
)))
244 (setf child
(expose-do-main)))
246 (expose-focus-child child
)))
258 (defun fastswitch-mode ()