Add more comments for tmux.conf

_tmux.conf

@@ -1,48 +1,60 @@
 #
 # author   : Xu Xiaodong <xxdlhy@gmail.com>
-# modified : 2012 Jul 01
+# modified : 2012 Jul 07
 #
 
-#-- base --#
+#-- base settings --#
 set -g default-terminal "screen-256color"
 set -g display-time 3000
+set -g escape-time 0
 set -g history-limit 65535
 set -g base-index 1
 set -g pane-base-index 1
-set -s escape-time 0
 
 #-- bindkeys --#
+# prefix key (Ctrl+a)
 set -g prefix ^a
 unbind ^b
 bind a send-prefix
 
+# split window
 unbind '"'
-bind - splitw -v
+bind - splitw -v # vertical split (prefix -)
 unbind %
-bind | splitw -h
-
-bind k selectp -U
-bind j selectp -D
-bind h selectp -L
-bind l selectp -R
-
-bind -r ^k resizep -U 10
-bind -r ^j resizep -D 10
-bind -r ^h resizep -L 10
-bind -r ^l resizep -R 10
-
-bind ^u swapp -U
-bind ^d swapp -D
-
-bind ^e last
-bind q killp
-
-bind ! splitw htop
-bind m command-prompt "splitw 'exec man %%'"
-bind @ command-prompt "splitw 'exec perldoc -t -f %%'"
-bind * command-prompt "splitw 'exec perldoc -t -v %%'"
-bind % command-prompt "splitw 'exec perldoc -t %%'"
-bind / command-prompt "splitw 'exec ri %%'"
+bind | splitw -h # horizontal split (prefix |)
+
+# select pane
+bind k selectp -U # above (prefix k)
+bind j selectp -D # below (prefix j)
+bind h selectp -L # left (prefix h)
+bind l selectp -R # right (prefix l)
+
+# resize pane
+bind -r ^k resizep -U 10 # upward (prefix Ctrl+k)
+bind -r ^j resizep -D 10 # downward (prefix Ctrl+j)
+bind -r ^h resizep -L 10 # to the left (prefix Ctrl+h)
+bind -r ^l resizep -R 10 # to the right (prefix Ctrl+l)
+
+# swap pane
+bind ^u swapp -U # swap with the previous pane (prefix Ctrl+u)
+bind ^d swapp -D # swap with the next pane (prefix Ctrl+d)
+
+# misc
+bind e lastp  # select the last pane (prefix e)
+bind ^e last  # select the last window (prefix Ctrl+e)
+bind q killp  # kill pane (prefix q)
+bind ^q killw # kill window (prefix Ctrl+q)
+
+# app
+bind ! splitw htop                                     # htop (prefix !)
+bind m command-prompt "splitw 'exec man %%'"           # man (prefix m)
+bind @ command-prompt "splitw 'exec perldoc -t -f %%'" # perl func (prefix @)
+bind * command-prompt "splitw 'exec perldoc -t -v %%'" # perl var (prefix *)
+bind % command-prompt "splitw 'exec perldoc -t %%'"    # perl doc (prefix %)
+bind / command-prompt "splitw 'exec ri %%'"            # ruby doc (prefix /)
+
+# reload config
+bind r source ~/.tmux.conf \; display "Configuration reloaded!"
 
 #-- statusbar --#
 set -g status-utf8 on
@@ -82,7 +94,7 @@ set -g status-right-length 80
 setw -g window-status-current-fg colour223
 setw -g window-status-current-bg colour237
 setw -g window-status-current-attr bold
-setw -g window-status-current-format '#I:#W#F'
+setw -g window-status-current-format "#I:#W#F"
 
 #setw -g window-status-alert-attr bold
 #setw -g window-status-alert-fg colour255