home/xmonad: initial structure for project plugin

home/ui/xmonad/config.hs

@@ -38,6 +38,7 @@ import XMonad.Layout.LimitWindows (limitWindows)
 import XMonad.Layout.NoBorders (smartBorders)
 import XMonad.Layout.Spacing (spacing)
 import XMonad.Layout.ThreeColumns (ThreeCol (..))
+import XMonad.Prompt (XPConfig, XPType (..), XPrompt (..), mkComplFunFromList', mkXPromptWithModes)
 import qualified XMonad.StackSet as W
 import XMonad.Util.EZConfig
 import XMonad.Util.Run
@@ -329,7 +330,8 @@ myKeys conf =
         ]
 
       misc_kb =
-        [ -- Change volume
+        [ ("M-o", projectPrompt def),
+          -- Change volume
           ("<XF86AudioMute>", spawn "amixer -q sset Master toggle"),
           ("<XF86AudioRaiseVolume>", spawn "amixer -q sset Master 5%+"),
           ("<XF86AudioLowerVolume>", spawn "amixer -q sset Master 5%-")
@@ -350,3 +352,28 @@ myMouseBindings (XConfig {XMonad.modMask = modm}) =
       ((modm, button3), \w -> focus w >> mouseResizeWindow w >> windows W.shiftMaster)
       -- you may also bind events to the mouse scroll wheel (button4 and button5)
     ]
+
+------------------------------------------------------------------------
+-- Project
+type ProjectName = String
+
+data Project = Project
+  { projectName :: !ProjectName,
+    projectStartHook :: !(Maybe (X ()))
+  }
+
+data ProjectPrompt = ProjectPrompt XPConfig [ProjectName]
+
+instance XPrompt ProjectPrompt where
+  showXPrompt (ProjectPrompt _ _) = "Choose Project: "
+
+  completionFunction (ProjectPrompt c ns) = mkComplFunFromList' c ns
+
+  modeAction (ProjectPrompt _ _) buf auto = xmessage buf
+
+projectPrompt :: XPConfig -> X ()
+projectPrompt c = do
+  let names = ["hello", "world"]
+      modes = [XPT $ ProjectPrompt c names]
+
+  mkXPromptWithModes modes c