home/common/tmux: init

2 files changed, 48 insertions, 0 deletions

diff --git a/home/common/home.nix b/home/common/home.nix
index 2202ee2..276ffcf 100644
--- a/home/common/home.nix
+++ b/home/common/home.nix
@@ -3,6 +3,7 @@
 in {
   imports = [
     ./modules/git.nix
+    ./modules/tmux.nix
     ./modules/shell.nix
     ./modules/xdgdirs.nix
     ./modules/mimeapps.nix
diff --git a/home/common/modules/tmux.nix b/home/common/modules/tmux.nix
new file mode 100644
index 0000000..20fecd5
--- /dev/null
+++ b/home/common/modules/tmux.nix
@@ -0,0 +1,47 @@
+{ pkgs, lib, ... }: {
+  home.packages = with pkgs; [ tmux ];
+
+  home.sessionVariables.TMUX_TMPDIR =
+    ''''${XDG_RUNTIME_DIR:-"/run/user/$(id -u)"}'';
+  programs.bash.initExtra = lib.mkOrder 2000 ''
+    if [ -z "$TMUX" ] &&
+      { [ -n "$WAYLAND_DISPLAY" ] || [ -n "$SSH_TTY" ]; }; then
+        exec tmux new-session -A > /dev/null 2>&1
+    fi
+  '';
+
+  xdg.configFile."tmux/tmux.conf".text = ''
+    # base
+    set-option -g prefix C-a
+    unbind-key C-b
+    bind-key C-a send-prefix
+    set -g base-index 1
+    setw -g pane-base-index 1
+    set -g history-limit 10000
+
+    # vim
+    set -g mode-keys vi
+    bind -T copy-mode-vi v send -X begin-selection
+    bind -T copy-mode-vi y send -X copy-selection
+    bind -r C-w last-window
+
+    bind -r h select-pane -L
+    bind -r j select-pane -D
+    bind -r k select-pane -U
+    bind -r l select-pane -R
+
+    bind -r H resize-pane -L 5
+    bind -r J resize-pane -D 5
+    bind -r K resize-pane -U 5
+    bind -r L resize-pane -R 5
+
+    bind -r C-h select-window -t :-
+    bind -r C-l select-window -t :+
+
+    # not eye candy
+    set -g status-style "bg=default fg=7"
+    set -g status-left ""
+    set -g status-right ""
+    set -g status-justify right
+  '';
+}