Fix pane resizing. Add info about iTerm2 and tmux integration

tmux/tmux.conf

@@ -33,6 +33,32 @@ set -g mouse on
 # ===   Key bindings     ===
 # ==========================
 
+# Unbind default key bindings, we're going to override
+unbind "\$" # rename-session
+unbind ,    # rename-window
+unbind %    # split-window -h
+unbind '"'  # split-window
+unbind }    # swap-pane -D
+unbind {    # swap-pane -U
+unbind [    # paste-buffer
+unbind ]    
+unbind "'"  # select-window
+unbind n    # next-window
+unbind p    # previous-window
+unbind l    # last-window
+unbind M-n  # next window with alert
+unbind M-p  # next window with alert
+unbind o    # focus thru panes
+unbind &    # kill-window
+unbind "#"  # list-buffer 
+unbind =    # choose-buffer
+unbind z    # zoom-pane
+unbind M-Up  # resize 5 rows up
+unbind M-Down # resize 5 rows down
+unbind M-Right # resize 5 rows right
+unbind M-Left # resize 5 rows left
+
+
 # Edit configuration and reload
 bind C-e new-window -n 'tmux.conf' "sh -c '\${EDITOR:-vim} ~/.tmux.conf && tmux source ~/.tmux.conf && tmux display \"Config reloaded\"'"
 
@@ -40,34 +66,23 @@ bind C-e new-window -n 'tmux.conf' "sh -c '\${EDITOR:-vim} ~/.tmux.conf && tmux
 bind C-r source-file ~/.tmux.conf \; display "Config reloaded"
 
 # Rename session and window
-unbind "\$"
-unbind ,
 bind r command-prompt -I "#{window_name}" "rename-window '%%'"
 bind R command-prompt -I "#{session_name}" "rename-session '%%'"
 
 # Split panes
-unbind %
-unbind '"'
 bind | split-window -h
 bind _ split-window -v
 
-# Select windows
-unbind }
-unbind {
-unbind "'"
-unbind n
-unbind p
-unbind l
-unbind M-n
-unbind M-p
-bind -r < previous-window
-bind -r > next-window
-bind -r M-< previous-window -a  # prev window with alert
-bind -r M-> next-window -a      # next window with alert
-bind -r Tab last-window         # cycle thru MRU tabs
-bind W command-prompt -p "go to window #" "select-window -t ':%%'"
+# Select pane and windows
+bind -r C-[ previous-window
+bind -r C-] next-window
+bind -r [ select-pane -t :.-
+bind -r ] select-pane -t :.+
+bind -r Tab last-window   # cycle thru MRU tabs
+bind -r C-o swap-pane -D
 
-# TODO: fix pane resizing
+# Zoom pane
+bind + resize-pane -Z
 
 # Link window
 bind L command-prompt -p "Link window from (session:window): " "link-window -s %% -a"
@@ -78,17 +93,11 @@ bind \ if '[ #{pane_index} -eq 1 ]' \
      'swap-pane -s "!"' \
      'select-pane -t:.1 ; swap-pane -d -t 1 -s "!"'
 
-# select/swap panes (counter)clockwise
-bind -r o select-pane -t :.+
-bind -r O select-pane -t :.-
-bind -r C-o swap-pane -D
-
 # Kill pane/window/session shortcuts
-unbind &
 bind x kill-pane
 bind X kill-window
 bind C-x confirm-before -p "kill other windows? (y/n)" "kill-window -a"
-bind C-q confirm-before -p "kill-session #S? (y/n)" kill-session
+bind Q confirm-before -p "kill-session #S? (y/n)" kill-session
 
 # Merge session with another one (e.g. move all windows)
 # If you use adhoc 1-window sessions, and you want to preserve session upon exit
@@ -127,20 +136,15 @@ set -g visual-activity on
 # ================================
 # ===     Copy and scroll      ===
 # ================================
-unbind "#"   # list-buffer 
-unbind =   # choose-buffer
-unbind ]   # paste-buffer
-
 # Prefer vi style key table
 setw -g mode-keys vi
 
-# trigger copy mode by
-bind PageUp copy-mode
-bind Escape copy-mode
-
 bind p paste-buffer
 bind C-p choose-buffer
 
+# trigger copy mode by
+bind -n M-Up copy-mode
+
 # Scroll up/down by 1 line, half screen, whole screen
 bind -T copy-mode-vi M-Up              send-keys -X scroll-up
 bind -T copy-mode-vi M-Down            send-keys -X scroll-down
@@ -158,10 +162,6 @@ bind -T copy-mode-vi WheelDownPane     select-pane \; send-keys -X -N 2 scroll-d
 unbind -T copy-mode-vi MouseDragEnd1Pane
 bind -T copy-mode-vi MouseDown1Pane select-pane \; send-keys -X copy-selection 
 
-# Zoom pane
-unbind z
-bind + resize-pane -Z
-
 
 
 # =====================================