From 5a87ca44b803f6d666593dac1b71c0c400b19f72 Mon Sep 17 00:00:00 2001
From: Tom Willemsen <tom@ryuslash.org>
Date: Tue, 7 Feb 2012 18:29:46 +0100
Subject: [PATCH] XBINDKEYS: Show which key combo is in progress

---
 .xbindkeysrc.scm | 37 +++++++++++++++++++++++++++++++------
 1 file changed, 31 insertions(+), 6 deletions(-)

diff --git a/.xbindkeysrc.scm b/.xbindkeysrc.scm
index b8377a0..3bea5fe 100644
--- a/.xbindkeysrc.scm
+++ b/.xbindkeysrc.scm
@@ -4,9 +4,11 @@
 
 ;;; Variables
 (define modkey 'mod4)
+(define font "-misc-tamsyn-medium-r-normal-*-17-*-*-*-*-*-iso8859-*")
 (define dmenu-cmd "dmenu")
-(define dmenu-args "-b -nb '#000000' -nf '#15abc3' -sb '#e0c625' -sf '#000000'")
-(define dzen-pipe 0)
+(define dmenu-args
+  (string-append "-b -nb '#000000' -nf '#15abc3' -sb '#e0c625' -sf '#000000' -fn '" font "'"))
+(define dzen-pipe '())
 
 ;;; Macros
 (define-macro (cmd command)
@@ -17,6 +19,7 @@
 ;;; Functions
 (define (reset-main-binding)
   "reset first binding"
+  (close-gui-window)
   (ungrab-all-keys)
   (remove-all-keys)
   (main-binding)
@@ -40,8 +43,6 @@
 
 (define (switch-tags)
   "Switch to another tag"
-  (close-pipe dzen-pipe)
-  (set! dzen-pipe 0)
   (let* ((tags (get-tags))
          (tag (choose-tag "Switch to tag" tags)))
     (if (string? tag)
@@ -72,6 +73,28 @@
           (run-command (string-append "herbstclient move " tag))))
     (reset-main-binding)))
 
+(define (text-width font text)
+  (let* ((pipe (open-input-pipe (string-append "textwidth '" font "' '" text "'")))
+         (width (read-line pipe)))
+    (close-port pipe)
+    (if (string? width)
+        (string->number width)
+        -1)))
+
+(define (gui-print text)
+  (let ((width (+ (text-width font text) 10)))
+    (set! dzen-pipe (open-output-pipe
+                     (string-append "dzen2 -w " (number->string width)
+                                    " -fn '" font "' -x 5 -y 5 -bg '#000000' -fg '#15abc3'"))))
+  (display text dzen-pipe)
+  (newline dzen-pipe))
+
+(define (close-gui-window)
+  (if (and (not (null? dzen-pipe))
+           (not (port-closed? dzen-pipe)))
+      (close-pipe dzen-pipe)
+      (set! dzen-pipe '())))
+
 ;;; Maps
 (define (main-binding)
   "First binding"
@@ -95,8 +118,7 @@
 
 (define (X-functions)
   "Second binding"
-  (set! dzen-pipe (open-output-pipe "dzen2"))
-  (display "S-x" dzen-pipe)
+  (gui-print "S-x")
   (ungrab-all-keys)
   (remove-all-keys)
   (xbindkey-function '(b) switch-tags)
@@ -116,6 +138,7 @@
   (grab-all-keys))
 
 (define (W-functions)
+  (gui-print "S-w")
   (ungrab-all-keys)
   (remove-all-keys)
   (xbindkey-function '(k) (cmd "herbstclient close"))
@@ -133,6 +156,7 @@
   (grab-all-keys))
 
 (define (S-functions)
+  (gui-print "S-s")
   (ungrab-all-keys)
   (remove-all-keys)
   (xbindkey-function '(o) (cmd "herbstclient cycle_monitor"))
@@ -146,6 +170,7 @@
   (grab-all-keys))
 
 (define (resize-map)
+  (gui-print "Resizing")
   (ungrab-all-keys)
   (remove-all-keys)
   (xbindkey `(,modkey b) "herbstclient resize left +0.05")