nvim: add tmux integration

nvim/.config/nvim/lazy-lock.json

@@ -54,6 +54,7 @@
   "telescope-tabs": { "branch": "master", "commit": "0a678eefcb71ebe5cb0876aa71dd2e2583d27fd3" },
   "telescope-ui-select.nvim": { "branch": "master", "commit": "6e51d7da30bd139a6950adf2a47fda6df9fa06d2" },
   "telescope.nvim": { "branch": "0.1.x", "commit": "a0bbec21143c7bc5f8bb02e0005fa0b982edc026" },
+  "tmux.nvim": { "branch": "main", "commit": "2c1c3be0ef287073cef963f2aefa31a15c8b9cd8" },
   "toggleterm.nvim": { "branch": "main", "commit": "50ea089fc548917cc3cc16b46a8211833b9e3c7c" },
   "tree-sitter-nu": { "branch": "main", "commit": "c10340b5bb3789f69182acf8f34c3d4fc24d2fe1" },
   "tree-sitter-templ": { "branch": "master", "commit": "7f7f06b3931ca00e8ddfbeab3fc08ad00d297fad" },

nvim/.config/nvim/lua/plugins/tmux.lua

@@ -0,0 +1,25 @@
+return {
+  {
+    'aserowy/tmux.nvim',
+    opts = {
+      navigation = {
+        enable_default_keybindings = false,
+      },
+      resize = {
+        enable_default_keybindings = false,
+      },
+    },
+    keys = {
+      { '<M-h>', [[<cmd>lua require("tmux").move_left()<cr>]] },
+      { '<M-j>', [[<cmd>lua require("tmux").move_bottom()<cr>]] },
+      { '<M-k>', [[<cmd>lua require("tmux").move_top()<cr>]] },
+      { '<M-l>', [[<cmd>lua require("tmux").move_right()<cr>]] },
+      { '<M-n>', [[<cmd>lua require("tmux").next_window()<cr>]] },
+      { '<M-p>', [[<cmd>lua require("tmux").previous_window()<cr>]] },
+      { '<M-H>', [[<cmd>lua require("tmux").resize_left()<cr>]] },
+      { '<M-J>', [[<cmd>lua require("tmux").resize_bottom()<cr>]] },
+      { '<M-K>', [[<cmd>lua require("tmux").resize_top()<cr>]] },
+      { '<M-L>', [[<cmd>lua require("tmux").resize_right()<cr>]] },
+    },
+  },
+}

tmux/.tmux.conf

@@ -3,15 +3,6 @@ set -g status-fg colour7
 
 set -sg escape-time 0
 
-bind-key -n M-j select-pane -D
-bind-key -n M-k select-pane -U
-bind-key -n M-h select-pane -L
-bind-key -n M-l select-pane -R
-bind-key -n M-J switch-client -n
-bind-key -n M-K switch-client -p
-bind-key -n M-H previous-window
-bind-key -n M-L next-window
-
 bind-key -n M-1 select-window -t 1
 bind-key -n M-2 select-window -t 2
 bind-key -n M-3 select-window -t 3
@@ -56,3 +47,39 @@ set -g status-left " #[fg=green]#[bg=green]#[fg=black] #H #[bg=default]#[fg=g
 set -g status-left-length 50
 set -g status-right "#[fg=green]#[bg=green]#[fg=black] %H:%M #[bg=default]#[fg=green] "
 set-window-option -g window-status-current-format '#[fg=green]#[bg=green]#[fg=black] #I:#W#F #[fg=green]#[bg=black]'
+
+is_vim="ps -o state= -o comm= -t '#{pane_tty}' | grep -iqE '^[^TXZ ]+ +(\\S+\\/)?g?\.?(view|n?vim?x?)(-wrapped)?(diff)?$'"
+
+bind-key -n 'M-h' if-shell "$is_vim" 'send-keys M-h' 'select-pane -L'
+bind-key -n 'M-j' if-shell "$is_vim" 'send-keys M-j' 'select-pane -D'
+bind-key -n 'M-k' if-shell "$is_vim" 'send-keys M-k' 'select-pane -U'
+bind-key -n 'M-l' if-shell "$is_vim" 'send-keys M-l' 'select-pane -R'
+bind-key -n 'M-n' if-shell "$is_vim" 'send-keys M-n' 'select-window -n'
+bind-key -n 'M-p' if-shell "$is_vim" 'send-keys M-p' 'select-window -p'
+
+bind-key -T copy-mode-vi 'M-h' select-pane -L
+bind-key -T copy-mode-vi 'M-j' select-pane -D
+bind-key -T copy-mode-vi 'M-k' select-pane -U
+bind-key -T copy-mode-vi 'M-l' select-pane -R
+bind-key -T copy-mode-vi 'M-n' select-window -n
+bind-key -T copy-mode-vi 'M-p' select-window -p
+
+bind -n 'M-H' if-shell "$is_vim" 'send-keys M-H' 'resize-pane -L 1'
+bind -n 'M-J' if-shell "$is_vim" 'send-keys M-J' 'resize-pane -D 1'
+bind -n 'M-K' if-shell "$is_vim" 'send-keys M-K' 'resize-pane -U 1'
+bind -n 'M-L' if-shell "$is_vim" 'send-keys M-L' 'resize-pane -R 1'
+
+bind-key -T copy-mode-vi M-H resize-pane -L 1
+bind-key -T copy-mode-vi M-J resize-pane -D 1
+bind-key -T copy-mode-vi M-K resize-pane -U 1
+bind-key -T copy-mode-vi M-L resize-pane -R 1
+
+bind -n 'C-M-h' if-shell "$is_vim" 'send-keys C-M-h' 'swap-pane -s "{left-of}"'
+bind -n 'C-M-j' if-shell "$is_vim" 'send-keys C-M-j' 'swap-pane -s "{down-of}"'
+bind -n 'C-M-k' if-shell "$is_vim" 'send-keys C-M-k' 'swap-pane -s "{up-of}"'
+bind -n 'C-M-l' if-shell "$is_vim" 'send-keys C-M-l' 'swap-pane -s "{right-of}"'
+
+bind-key -T copy-mode-vi C-M-h swap-pane -s "{left-of}"
+bind-key -T copy-mode-vi C-M-j swap-pane -s "{down-of}"
+bind-key -T copy-mode-vi C-M-k swap-pane -s "{up-of}"
+bind-key -T copy-mode-vi C-M-l swap-pane -s "{right-of}"