Zacharias-Brohn
121 lines
3.0 KiB
Lua
121 lines
3.0 KiB
Lua
-- zterm-navigator: Seamless navigation between Neovim windows and ZTerm panes
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--
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-- When you press the navigation key (e.g., Alt+Arrow):
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-- - If there's a Neovim window in that direction, navigate to it
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-- - If not, send an OSC sequence to ZTerm to navigate to the next pane
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local M = {}
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-- Default configuration
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M.config = {
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-- Key mappings for navigation
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-- Set to false to disable a direction
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left = "<A-Left>",
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right = "<A-Right>",
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up = "<A-Up>",
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down = "<A-Down>",
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}
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-- Send OSC 51 command to ZTerm for pane navigation
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local function zterm_navigate(direction)
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-- OSC 51;navigate;<direction> ST
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-- Using BEL (\007) as string terminator for better compatibility
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local osc = string.format("\027]51;navigate;%s\007", direction)
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io.write(osc)
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io.flush()
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end
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-- Get the window number in a given direction, or 0 if none exists
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local function get_window_in_direction(direction)
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local dir_char = ({
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left = "h",
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right = "l",
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up = "k",
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down = "j",
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})[direction]
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if not dir_char then
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return 0
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end
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-- Get current window number
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local current_winnr = vim.fn.winnr()
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-- Get window number in the specified direction
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local target_winnr = vim.fn.winnr(dir_char)
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-- If winnr() returns the same window, there's no window in that direction
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if target_winnr == current_winnr then
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return 0
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end
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return target_winnr
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end
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-- Navigate in the given direction
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-- First tries to move within Neovim, falls back to ZTerm pane navigation
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local function navigate(direction)
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local target_win = get_window_in_direction(direction)
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if target_win ~= 0 then
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-- There's a Neovim window in that direction, navigate to it
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vim.cmd("wincmd " .. ({
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left = "h",
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right = "l",
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up = "k",
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down = "j",
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})[direction])
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else
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-- No Neovim window, ask ZTerm to navigate
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zterm_navigate(direction)
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end
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end
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-- Public navigation functions
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function M.navigate_left()
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navigate("left")
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end
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function M.navigate_right()
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navigate("right")
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end
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function M.navigate_up()
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navigate("up")
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end
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function M.navigate_down()
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navigate("down")
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end
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-- Setup function to configure keymaps
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function M.setup(opts)
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-- Merge user options with defaults
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opts = opts or {}
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M.config = vim.tbl_deep_extend("force", M.config, opts)
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-- Set up keymaps
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local keymap_opts = { noremap = true, silent = true }
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if M.config.left then
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vim.keymap.set({"n", "t"}, M.config.left, M.navigate_left,
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vim.tbl_extend("force", keymap_opts, { desc = "Navigate left (window/pane)" }))
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end
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if M.config.right then
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vim.keymap.set({"n", "t"}, M.config.right, M.navigate_right,
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vim.tbl_extend("force", keymap_opts, { desc = "Navigate right (window/pane)" }))
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end
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if M.config.up then
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vim.keymap.set({"n", "t"}, M.config.up, M.navigate_up,
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vim.tbl_extend("force", keymap_opts, { desc = "Navigate up (window/pane)" }))
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end
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if M.config.down then
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vim.keymap.set({"n", "t"}, M.config.down, M.navigate_down,
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vim.tbl_extend("force", keymap_opts, { desc = "Navigate down (window/pane)" }))
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end
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end
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return M
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