modify tmux configs more

config/.tmux.conf

@@ -68,10 +68,8 @@ bind C-f command-prompt -p find-session 'switch-client -t %%'
 # session navigation
 bind BTab switch-client -l  # move to last session
 
-# split current window horizontally
-bind - split-window -v
-# split current window vertically
-bind _ split-window -h
+bind _ split-window -v
+bind - split-window -h
 
 # pane navigation
 bind -r h select-pane -L  # move left

config/.tmux.conf.local

@@ -20,7 +20,7 @@ tmux_conf_new_session_prompt=false
 #   - true
 #   - false (default)
 #   - disabled (do not modify new-window bindings)
-tmux_conf_new_window_retain_current_path=false
+tmux_conf_new_window_retain_current_path=true
 
 # new window tries to reconnect ssh sessions, possible values are:
 #   - true
@@ -163,7 +163,7 @@ tmux_conf_theme_status_attr="none"
 #     - #{hostname_full_ssh}
 #     - #{username}
 #     - #{username_ssh}
-tmux_conf_theme_terminal_title="#h ❐ #S ● #I #W"
+tmux_conf_theme_terminal_title='#{hostname} |  #{circled_session_name} |  #W'
 
 # window status style
 #   - built-in variables are:
@@ -445,3 +445,24 @@ tmux_conf_uninstall_plugins_on_reload=true
 #
 # "$@"
 # # /!\ do not remove the previous line
+
+
+# Smart pane switching with awareness of Vim splits.
+# See: https://github.com/christoomey/vim-tmux-navigator
+is_vim="ps -o state= -o comm= -t '#{pane_tty}' \
+    | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?(view|l?n?vim?x?|fzf)(diff)?$'"
+bind-key -n 'C-h' if-shell "$is_vim" 'send-keys C-h'  'select-pane -L'
+bind-key -n 'C-j' if-shell "$is_vim" 'send-keys C-j'  'select-pane -D'
+bind-key -n 'C-k' if-shell "$is_vim" 'send-keys C-k'  'select-pane -U'
+bind-key -n 'C-l' if-shell "$is_vim" 'send-keys C-l'  'select-pane -R'
+tmux_version='$(tmux -V | sed -En "s/^tmux ([0-9]+(.[0-9]+)?).*/\1/p")'
+if-shell -b '[ "$(echo "$tmux_version < 3.0" | bc)" = 1 ]' \
+    "bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\'  'select-pane -l'"
+if-shell -b '[ "$(echo "$tmux_version >= 3.0" | bc)" = 1 ]' \
+    "bind-key -n 'C-\\' if-shell \"$is_vim\" 'send-keys C-\\\\'  'select-pane -l'"
+
+bind-key -T copy-mode-vi 'C-h' select-pane -L
+bind-key -T copy-mode-vi 'C-j' select-pane -D
+bind-key -T copy-mode-vi 'C-k' select-pane -U
+bind-key -T copy-mode-vi 'C-l' select-pane -R
+bind-key -T copy-mode-vi 'C-\' select-pane -l