add scratchpad to awesome

2 files changed, 61 insertions, 0 deletions

diff --git a/programs/dotfiles/awesome/rc.lua b/programs/dotfiles/awesome/rc.lua
index f8cc3d6..ccd1d1a 100644
--- a/programs/dotfiles/awesome/rc.lua
+++ b/programs/dotfiles/awesome/rc.lua
@@ -21,6 +21,9 @@ local naughty =         require("naughty")
 local menubar =         require("menubar")
 local hotkeys_popup =   require("awful.hotkeys_popup")
 
+-- Scratch pad
+local scratch =         require("scratch")
+
 -- Enable hotkeys help widget for VIM and other apps
 -- when client with a matching name is opened:
 require("awful.hotkeys_popup.keys")
@@ -390,6 +393,9 @@ globalkeys = gears.table.join(
               {description = "open a terminal", group = "launcher"}),
     awful.key({ modkey,           }, "w", function () awful.spawn(webbrowser) end,
               {description = "open the web browser", group = "launcher"}),
+    awful.key({ modkey,           }, "`", function() scratch.toggle("kitty --name scratch-terminal",
+                                                         { instance = "scratch-terminal" }) end,
+              {description = "spawn a terminal scratch-pad", group = "launcher"}),
 
     awful.key({ modkey, "Control" }, "r", awesome.restart,
               {description = "reload awesome", group = "awesome"}),
@@ -578,6 +584,7 @@ awful.rules.rules = {
           "DTA",  -- Firefox addon DownThemAll.
           "copyq",  -- Includes session name in class.
           "pinentry",
+          "scratch-terminal",
         },
         class = {
           "Arandr",
diff --git a/programs/dotfiles/awesome/scratch.lua b/programs/dotfiles/awesome/scratch.lua
new file mode 100644
index 0000000..aa1fd1e
--- /dev/null
+++ b/programs/dotfiles/awesome/scratch.lua
@@ -0,0 +1,54 @@
+local client = client
+
+local awful = require("awful")
+local util = require("awful.util")
+
+local scratch = {}
+
+local function activate(c)
+    local ctag = awful.tag.selected(c.screen)
+    ctags = {ctag}
+    for k,tag in pairs(c:tags()) do
+        if tag ~= ctag then table.insert(ctags, tag) end
+    end
+    c:tags(ctags)
+    c:raise()
+    client.focus = c
+end
+
+local function deactivate(c)
+    local ctag = awful.tag.selected(c.screen)
+    ctags = {}
+    for k,tag in pairs(c:tags()) do
+        if tag ~= ctag then table.insert(ctags, tag) end
+    end
+    c:tags(ctags)
+end
+
+function scratch.raise(cmd, rule)
+    local rule = rule or { instance = "scratch" }
+    local function match(c) return awful.rules.match(c, rule) end
+
+    local clients = client.get()
+    local findex = util.table.hasitem(clients, client.focus) or 1
+    local start = util.cycle(#clients, findex + 1)
+
+    for c in awful.client.iterate(match, start) do
+        activate(c)
+        return
+    end
+    
+    util.spawn(cmd)
+end
+
+function scratch.toggle(cmd, rule)
+    local rule = rule or { instance = "scratch" }
+
+    if client.focus and awful.rules.match(client.focus, rule) then
+        deactivate(client.focus)
+    else
+        scratch.raise(cmd)
+    end
+end
+
+return scratch