[hammerspoon] window focus management setup

hammerspoon/.luarc.json

@@ -0,0 +1,15 @@
+{
+    "$schema": "https://raw.githubusercontent.com/LuaLS/vscode-lua/master/setting/schema.json",
+    "workspace.library": ["/Applications/Hammerspoon.app/Contents/Resources/extensions/hs"],
+    "diagnostics": {
+        "globals": ["hs"],
+        "disable": ["undefined-global"]
+    },
+    "runtime": {
+        "version": "Lua 5.4",
+        "special": {
+            "hs.hotkey.bind": "function",
+            "hs.timer.doAfter": "function"
+        }
+    }
+}

hammerspoon/init.lua

@@ -0,0 +1,90 @@
+-- Setup
+
+hs.console.clearConsole()
+hs.alert.show('Hammerspoon Loaded <tab>+R to reload')
+hs.hotkey.bind({ 'ctrl', 'alt', 'shift' }, 'R', hs.reload)
+
+-- ===================================================
+--    Focus between windows in the current workspace
+-- ===================================================
+local function next_idx(table, value)
+    for i, v in ipairs(table) do
+        if v == value then
+            if i == #table then
+                return 1
+            else
+                return i + 1
+            end
+        end
+    end
+end
+
+local function prev_idx(table, value)
+    for i, v in ipairs(table) do
+        if v == value then
+            if i == 1 then
+                return #table
+            else
+                return i - 1
+            end
+        end
+    end
+end
+
+local STATE = {
+    currentSpaceWindows = hs.window.filter.new():setCurrentSpace(true):getWindows(),
+}
+-- on window close or open update the list of windows
+
+local function update_current_space_windows()
+    STATE.currentSpaceWindows = hs.window.filter.new():setCurrentSpace(true):getWindows()
+end
+
+local f = hs.window.filter.new():setCurrentSpace(true):subscribe({
+    hs.window.filter.windowsChanged,
+}, update_current_space_windows)
+
+-- print(hs.inspect(f))
+local function focusNextWindowInScreen()
+    local currentWindow = hs.window.frontmostWindow()
+    if not currentWindow then
+        return
+    end
+
+    if #STATE.currentSpaceWindows < 2 then
+        hs.alert.show('Nothing to focus')
+        return
+    end
+
+    local next_i = next_idx(STATE.currentSpaceWindows, currentWindow)
+
+    local next_win = STATE.currentSpaceWindows[next_i]
+
+    if next_win then
+        next_win:focus()
+    end
+end
+
+local function focusPreviousWindowInScreen()
+    local currentWindow = hs.window.frontmostWindow()
+    if not currentWindow then
+        return
+    end
+
+    if #STATE.currentSpaceWindows < 2 then
+        hs.alert.show('Nothing to focus')
+        return
+    end
+
+    local prev_i = prev_idx(STATE.currentSpaceWindows, currentWindow)
+
+    local prev_win = STATE.currentSpaceWindows[prev_i]
+
+    if prev_win then
+        prev_win:focus()
+    end
+end
+
+-- Bind keys to move focus
+hs.hotkey.bind({ 'ctrl', 'option', 'shift' }, 'j', focusNextWindowInScreen)
+hs.hotkey.bind({ 'ctrl', 'option', 'shift' }, 'k', focusPreviousWindowInScreen)

karabiner/karabiner.json

@@ -562,24 +562,6 @@
                             }
                         ]
                     },
-                    {
-                        "description": "TAB + j = move focus to next window",
-                        "manipulators": [
-                            {
-                                "from": {
-                                    "key_code": "j",
-                                    "modifiers": { "mandatory": ["left_control", "left_option", "left_shift"] }
-                                },
-                                "to": [
-                                    {
-                                        "key_code": "f4",
-                                        "modifiers": ["left_control"]
-                                    }
-                                ],
-                                "type": "basic"
-                            }
-                        ]
-                    },
                     {
                         "description": "TAB + [] to navigate workspaces",
                         "manipulators": [

neovim.yml

@@ -2,6 +2,8 @@
 base: lua51
 
 globals:
+  hs:
+    any: true
   vim:
     any: true
   assert:

nvim/lazy-lock.json

@@ -4,14 +4,14 @@
   "diffview.nvim": { "branch": "main", "commit": "4516612fe98ff56ae0415a259ff6361a89419b0a" },
   "lazy.nvim": { "branch": "main", "commit": "d8f26efd456190241afd1b0f5235fe6fdba13d4a" },
   "markdowny.nvim": { "branch": "main", "commit": "8ff18e8677cf39821913f387697378fcf3e141a0" },
-  "mini.nvim": { "branch": "main", "commit": "ecde5ffd9adfd590d5c2d5d35a7f0152def894fc" },
+  "mini.nvim": { "branch": "main", "commit": "44a3ab2bc6b40edeb7a76359826c9779d5c70cb5" },
   "none-ls.nvim": { "branch": "main", "commit": "3291afdff94e5083c7d6a4e9e661c3682c4b9b2a" },
   "npm_scripts.nvim": { "branch": "main", "commit": "2dfa5d3b09564042c65ef8975eb3948b00f95422" },
   "nvim-lspconfig": { "branch": "master", "commit": "339ccc81e08793c3af9b83882a6ebd90c9cc0d3b" },
   "nvim-treesitter": { "branch": "master", "commit": "5da195ac3dfafd08d8b10756d975f0e01e1d563a" },
   "plenary.nvim": { "branch": "master", "commit": "3707cdb1e43f5cea73afb6037e6494e7ce847a66" },
-  "schemastore.nvim": { "branch": "main", "commit": "a0dd8a31e30a34755e51abdb76d9c82e08b8ab38" },
-  "snacks.nvim": { "branch": "main", "commit": "ee697ad55d11b1f5c5332852a36bdfd7b4b84096" },
+  "schemastore.nvim": { "branch": "main", "commit": "b62efcb71077bfeb407dcd05fb0584e422131150" },
+  "snacks.nvim": { "branch": "main", "commit": "706b1abc1697ca050314dc667e0900d53cad8aa4" },
   "telescope.nvim": { "branch": "master", "commit": "415af52339215926d705cccc08145f3782c4d132" },
   "ts-comments.nvim": { "branch": "main", "commit": "872dcfa0418f4a33b7437fb4d9f4e89f2f000d74" },
   "vim-dirvish": { "branch": "master", "commit": "c87a8e103f2e8b44b411a38dda9bbe1229547952" },

scripts/prepare-xdg.sh

@@ -13,6 +13,7 @@ DOTS="$HOME"/dot-files
 [ ! -L "$XDG_CONFIG_HOME"/karabiner ] && ln -s "$DOTS"/karabiner "$XDG_CONFIG_HOME"/karabiner
 
 [ ! -L "$HOME"/.zshrc ] && ln -s "$DOTS"/.zshrc "$HOME"/.zshrc
+[ ! -L "$HOME"/.hammerspoon ] && ln -s "$DOTS"/hammerspoon "$HOME"/.hammerspoon
 
 echo 'symlinks created'