From 2ee0a21f395a006b88f476c4ff5202b329bfd8fb Mon Sep 17 00:00:00 2001
From: Renaud Casenave-Pere <renaud@casenave-pere.fr>
Date: Fri, 13 Dec 2013 23:28:33 +0100
Subject: [PATCH] Do not steal the focus on focus-in

---
 src/clfswm.lisp    |  8 ++++++++
 src/xlib-util.lisp | 24 ++++++++++++++++--------
 2 files changed, 24 insertions(+), 8 deletions(-)

diff --git a/src/clfswm.lisp b/src/clfswm.lisp
index 3b6545a..0853644 100644
--- a/src/clfswm.lisp
+++ b/src/clfswm.lisp
@@ -130,6 +130,14 @@
     (manage-focus window root-x root-y)))
 
 
+(define-handler main-mode :focus-in (window)
+  (unless (child-equal-p window (focused-window))
+    (set-focus-to-current-child)))
+
+
+
+
+
 (define-handler main-mode :exposure (window)
   (awhen (find-frame-window window)
     (display-frame-info it)))
diff --git a/src/xlib-util.lisp b/src/xlib-util.lisp
index dbe4c2a..8dae671 100644
--- a/src/xlib-util.lisp
+++ b/src/xlib-util.lisp
@@ -570,15 +570,23 @@ they should be windows. So use this function to make a window out of them."
     (setf (xlib:window-priority window) :above)))
 
 
-(defun no-focus ()
-  "don't focus any window but still read keyboard events."
-  (xlib:set-input-focus *display* *no-focus-window* :pointer-root))
+(let ((focused-window nil))
+  (defun no-focus ()
+    "don't focus any window but still read keyboard events."
+    (xlib:set-input-focus *display* *no-focus-window* :pointer-root)
+    (setf focused-window nil))
+
+  (defun focus-window (window)
+    "Give the window focus."
+    (no-focus)
+    (when (xlib:window-p window)
+      (xlib:set-input-focus *display* window :parent)
+      (setf focused-window window)))
+
+  (defun focused-window ()
+    focused-window))
+
 
-(defun focus-window (window)
-  "Give the window focus."
-  (no-focus)
-  (when (xlib:window-p window)
-    (xlib:set-input-focus *display* window :parent)))
 
 (defun raise-and-focus-window (window)
   "Raise and focus."
-- 
2.11.4.GIT