[Sawfish] Add compton module to sawfish

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Subject: [Sawfish] Add compton module to sawfish
From: fuchur <flohtransporter@xxxxxxxxx>
Date: Thu, 12 Sep 2013 15:59:27 +0200
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Organization: W.W

Hi,

I have build a patch to add support for transparency in sawfish.
It use compton and you can use sawfish to set the most settings.

-- 
Regards,
Fuchur

GPG Fingerprint: CA3B 8204 5B3E 6D48 6D53  C116 E5BC 70D5 B8D7 B2B0

diff -urNad sawfish.orig/lisp/sawfish/wm/prg/compton.jl sawfish/lisp/sawfish/wm/prg/compton.jl
--- sawfish.orig/lisp/sawfish/wm/prg/compton.jl
+++ sawfish/lisp/sawfish/wm/prg/compton.jl
@@ -0,0 +1,345 @@
+;; compton.jl -- compton integration
+
+;; This file is part of sawfish.
+
+;; sawfish is free software; you can redistribute it and/or modify it
+;; under the terms of the GNU General Public License as published by
+;; the Free Software Foundation; either version 2, or (at your option)
+;; any later version.
+
+;; sawfish is distributed in the hope that it will be useful, but
+;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with sawfish; see the file COPYING.  If not, write to
+;; the Free Software Foundation, 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301 USA.
+
+
+(define-structure sawfish.wm.prg.compton
+
+    (export window-opacity start-compton stop-compton)
+
+    (open rep
+          rep.system
+          rep.io.processes
+          rep.io.timers
+          rep.util.misc
+          sawfish.wm.misc
+          sawfish.wm.custom
+          sawfish.wm.windows
+          sawfish.wm.ext.match-window)
+
+  (define-structure-alias compton sawfish.wm.prg.compton)
+
+  (define %compton-proc nil)
+  (define switch-opacity nil)
+  (define update-opacity nil)
+  (define stop-compton nil)
+
+  (if (not (program-exists-p "compton"))
+      (defcustom opacity-introduction nil
+        "!!! Install compton and restart sawfish to use transparency in sawfish. !!!"
+        :type (label " ")
+        :group (appearance animation))
+    
+    (defcustom opacity-enable nil "Enable opacity."
+      :group (appearance animation)
+      :type boolean
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom shadows-enable nil "Enabled client-side shadows on windows."
+      :depends opacity-enable
+      :group (appearance animation)
+      :type boolean
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom top-offset -15 "The top offset for shadows. (Default -15)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type symbol
+      :options (25 20 15 10 5 0 -05 -10 -15 -20 -25 -30 -35 -40 -45 -50)
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom left-offset -15 "The left offset for shadows. (Default -15)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type symbol
+      :options (25 20 15 10 5 0 -05 -10 -15 -20 -25 -30 -35 -40 -45 -50)
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom translucency 75 "The translucency for shadows. (Default 75)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type symbol
+      :options (05 15 30 45 60 75 90 105 120 135 150)
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom blur-radius 12 "The blur radius for shadows. (Default 12)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type symbol
+      :options (1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24)
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom shadow-red 0 "Red color value of shadow. (Default 0)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type symbol
+      :options (0 1 2 3 4 5 6 7 8 9 10)
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom shadow-green 0 "Green color value of shadow. (Default 0)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type symbol
+      :options (0 1 2 3 4 5 6 7 8 9 10)
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom shadow-blue 0 "Blue color value of shadow. (Default 0)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type symbol
+      :options (0 1 2 3 4 5 6 7 8 9 10)
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom avoid-shadows nil "Avoid drawing shadows on dock/panel windows."
+      :depends opacity-enable
+      :group (appearance animation)
+      :type boolean
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom fade-enable nil "Fade windows in/out when opening/closing and when opacity changes."
+      :depends opacity-enable
+      :group (appearance animation)
+      :type boolean
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom fade-in 28 "Opacity change between steps while fading in. (Default 28)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type symbol
+      :options (1 7 14 21 28 35 42 49 56)
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom fade-out 28 "Opacity change between steps while fading out. (Default 28)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type symbol
+      :options (1 7 14 21 28 35 42 49 56)
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom fade-time 10 "The time between steps in a fade in milliseconds. (Default 10)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type symbol
+      :options (0 2 4 6 8 10 12 14 16 18 20 25 30 35 40 45 50)
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom menu-opacity 10 "The opacity for menus. (Default 10)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type symbol
+      :options (5 6 7 8 9 10)
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom zero-mask nil "Zero the part of the shadow's mask behind the window (experimental)."
+      :depends opacity-enable
+      :group (appearance animation)
+      :type boolean
+      :after-set (lambda () (switch-opacity)))
+
+    (defcustom opacity-by-move 75 "Opacity by move. (Default 75)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type (number 0 100 75 1))
+
+    (defcustom opacity-by-resize 75 "Opacity by resize. (Default 75)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type (number 0 100 75 1))
+
+    (defcustom opacity-normal-i 90 "Opacity normal windows inactive. (Default 90)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type (number 0 100 90 1)
+      :after-set (lambda () (update-opacity 'normal)))
+
+    (defcustom opacity-dialog-i 85 "Opacity dialog windows inactive. (Default 85)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type (number 0 100 85 1)
+      :after-set (lambda () (update-opacity 'dialog)))
+
+    (defcustom opacity-tabbed-i 95 "Opacity tabbed windows inactive. (Default 95)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type (number 0 100 95 1)
+      :after-set (lambda () (update-opacity 'tabbed)))
+
+    (defcustom opacity-desktop-i 75 "Opacity desktop windows inactive. (Default 75)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type (number 0 100 75 1)
+      :after-set (lambda () (update-opacity 'desktop)))
+
+    (defcustom opacity-dock-a 100 "Opacity dock windows active. (Default 100)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type (number 50 100 100 1)
+      :after-set (lambda () (update-opacity 'dock)))
+
+    (defcustom opacity-dock-i 80 "Opacity dock windows inactive. (Default 80)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type (number 0 100 80 1)
+      :after-set (lambda () (update-opacity 'dock)))
+
+    (defcustom opacity-notify-i 85 "Opacity notify. (Default 85)"
+      :depends opacity-enable
+      :group (appearance animation)
+      :type (number 0 100 85 1)
+      :after-set (lambda () (update-opacity 'notify)))
+
+    ;; windows custom-settings entry
+    (define-match-window-property 'opacity 'appearance '(number 0 100 100))
+
+    (define (shadows) (if shadows-enable '-c '-e1))
+    (define (fade) (if fade-enable '-f '-e1))
+    (define (avoid) (if avoid-shadows '-C '-e1))
+    (define (zero) (if zero-mask '-z '-e1))
+    (define (trans) (/ (+ 0.00 translucency) 100))
+    (define (fade-i) (/ (+ 0.00 fade-in) 1000))
+    (define (fade-o) (/ (+ 0.00 fade-out) 1000))
+    (define (menu-o) (/ (+ 0.00 menu-opacity) 10))
+    (define (red) (/ (+ 0.00 shadow-red) 10))
+    (define (green) (/ (+ 0.00 shadow-green) 10))
+    (define (blue) (/ (+ 0.00 shadow-blue) 10))
+
+    (define (start-compton #!key
+                           (c-shadows (shadows))
+                           (c-fade (fade))
+                           (c-avoid (avoid))
+                           (c-zero (zero))
+                           (c-trans (trans))
+                           (c-fade-i (fade-i))
+                           (c-fade-o (fade-o))
+                           (c-menu-o (menu-o))
+                           (c-red (red))
+                           (c-green (green))
+                           (c-blue (blue)))
+      "Start compton. If a compton process already exists, it's beeing killed."
+      (when (program-exists-p "compton")
+        (stop-compton)
+        (setq %compton-proc (make-process))
+        (start-process %compton-proc "compton" (format nil "%s" c-shadows) (format nil "%s" c-fade) (format nil "%s" c-avoid) (format nil "%s" c-zero)
+                        "-r" (number->string blur-radius) "-o" (format nil "%s" c-trans) "-l" (number->string left-offset)
+                        "-t" (number->string top-offset) "-I" (format nil "%s" c-fade-i) "-O" (format nil "%s" c-fade-o) "-D" (number->string fade-time)
+                        "-m" (format nil "%s" c-menu-o) "--shadow-red" (format nil "%s" c-red) "--shadow-green" (format nil "%s" c-green)
+                        "--shadow-blue" (format nil "%s" c-blue))))
+
+    (define (stop-compton)
+      "Stop compton, if running."
+      (when %compton-proc (kill-process %compton-proc)
+            (setq %compton-proc nil)))
+
+    ;;0xffffffff opacity 0% 
+    ;;4294967294.00 opacity 0%
+    ;;0x00000000 opacity 100%
+    (define (get-id w)
+      (window-frame-id w))
+
+    (define (get-opacity w)
+      (* (/ 4294967294.00 100) w))
+
+    (define (get-type w)
+      (if (get-x-property w '_NET_WM_WINDOW_TYPE)
+          (aref (nth 2 (get-x-property w '_NET_WM_WINDOW_TYPE)) 0)))
+
+    (define (dim-window id opacity)
+      "Set _NET_WM_WINDOW_OPACITY to opacity for window id"
+      (if (eq opacity '0)
+          (delete-x-property id '_NET_WM_WINDOW_OPACITY)
+        (set-x-property id '_NET_WM_WINDOW_OPACITY (make-vector 1 opacity) 'CARDINAL 32))
+      (sync-server))
+
+    (define (window-opacity w)
+      (if (window-get w 'opacity)
+          (if (eq (input-focus) w)
+              (dim-window (get-id w) (get-opacity '100))
+            (dim-window (get-id w) (get-opacity (window-get w 'opacity))))
+        (if (window-get w 'tabbed)
+            (if (eq (input-focus) w)
+                (dim-window (get-id w) (get-opacity '100))
+              (dim-window (get-id w) (get-opacity opacity-tabbed-i)))
+          (let ((type-is (get-type w)))
+            (if (or (eq type-is '_NET_WM_WINDOW_TYPE_DIALOG)
+                    (eq type-is '_NET_WM_WINDOW_TYPE_NOTIFY)
+                    (eq type-is '_NET_WM_WINDOW_TYPE_DOCK)
+                    (eq type-is '_NET_WM_WINDOW_TYPE_DESKTOP))
+                (progn
+                  (if (eq type-is '_NET_WM_WINDOW_TYPE_DIALOG)
+                      (if (eq (input-focus) w)
+                          (dim-window (get-id w) (get-opacity '100))
+                        (dim-window (get-id w) (get-opacity opacity-dialog-i))))
+                  (if (eq type-is '_NET_WM_WINDOW_TYPE_NOTIFY)
+                      (if (eq (input-focus) w)
+                          (dim-window (get-id w) (get-opacity opacity-notify-i))
+                        (dim-window (get-id w) (get-opacity opacity-notify-i))))
+                  (if (eq type-is '_NET_WM_WINDOW_TYPE_DOCK)
+                      (if (eq (input-focus) w)
+                          (dim-window (get-id w) (get-opacity opacity-dock-a))
+                        (dim-window (get-id w) (get-opacity opacity-dock-i))))
+                  (if (eq type-is '_NET_WM_WINDOW_TYPE_DESKTOP)
+                      (if (eq (input-focus) w)
+                          (dim-window (get-id w) (get-opacity '100))
+                        (dim-window (get-id w) (get-opacity opacity-desktop-i)))))
+              (if (eq (input-focus) w)
+                  (dim-window (get-id w) (get-opacity '100))
+                (dim-window (get-id w) (get-opacity opacity-normal-i))))))))
+
+    (define (update-opacity type)
+      (map-windows (lambda (w)
+                     (let ((type-is (get-type w)))
+                       (if (or (and (window-get w 'tabbed)
+                                    (eq type 'tabbed))
+                               (and (eq type-is '_NET_WM_WINDOW_TYPE_DIALOG)
+                                    (eq type 'dialog))
+                               (and (eq type-is '_NET_WM_WINDOW_TYPE_NOTIFY)
+                                    (eq type 'notify))
+                               (and (eq type-is '_NET_WM_WINDOW_TYPE_DOCK)
+                                    (eq type 'dock))
+                               (and (eq type-is '_NET_WM_WINDOW_TYPE_DESKTOP)
+                                    (eq type 'desktop))
+                               (and (not (window-get w 'tabbed))
+                                    (not (eq type-is '_NET_WM_WINDOW_TYPE_DIALOG))
+                                    (not (eq type-is '_NET_WM_WINDOW_TYPE_NOTIFY))
+                                    (not (eq type-is '_NET_WM_WINDOW_TYPE_DOCK))
+                                    (not (eq type-is '_NET_WM_WINDOW_TYPE_DESKTOP))
+                                    (eq type 'normal)))
+                           (window-opacity w))))))
+
+    (define (switch-opacity)
+      (if opacity-enable
+          (start-compton)
+        (stop-compton))
+      (map-windows (lambda (w)
+                     (if opacity-enable
+                         (window-opacity w)
+                       (dim-window (get-id w) (get-opacity '100))))))
+
+    (define (before-move w)
+      (dim-window (get-id w) (get-opacity opacity-by-move)))
+
+    (define (before-resize w)
+      (dim-window (get-id w) (get-opacity opacity-by-resize)))
+
+    (add-hook 'focus-in-hook (lambda (w) (if opacity-enable (window-opacity w))))
+    (add-hook 'focus-out-hook (lambda (w) (if opacity-enable (window-opacity w))))
+    (add-hook 'before-move-hook (lambda (w) (if opacity-enable (before-move w))))
+    (add-hook 'after-move-hook (lambda (w) (if opacity-enable (window-opacity w))))
+    (add-hook 'before-resize-hook (lambda (w) (if opacity-enable (before-resize w))))
+    (add-hook 'after-resize-hook (lambda (w) (if opacity-enable (window-opacity w))))
+    (add-hook 'after-initialization-hook switch-opacity)))
diff -urNad sawfish.orig/lisp/sawfish/wm/user.jl sawfish/lisp/sawfish/wm/user.jl
--- sawfish.orig/lisp/sawfish/wm/user.jl
+++ sawfish/lisp/sawfish/wm/user.jl
@@ -54,6 +54,7 @@
 	   sawfish.wm.menus
 	   sawfish.wm.commands.launcher
 	   sawfish.wm.ext.wallpaper
+	   sawfish.wm.prg.compton
 	   sawfish.wm.prg.fehlstart
 	   sawfish.wm.prg.pancake
 	   sawfish.wm.prg.trayer

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Follow-Ups:
- Re: [Sawfish] Add compton module to sawfish
  - From: Christopher Roy Bratusek
- [Sawfish] Re: Add compton module to sawfish
  - From: fuchur

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