X.A.WorkspaceNames: add get(Current)WorkspaceName

XMonad/Actions/WorkspaceNames.hs

@@ -25,6 +25,8 @@ module XMonad.Actions.WorkspaceNames (
     renameWorkspace,
     workspaceNamesPP,
     getWorkspaceNames,
+    getWorkspaceName,
+    getCurrentWorkspaceName,
     setWorkspaceName,
     setCurrentWorkspaceName,
 
@@ -97,6 +99,17 @@ getWorkspaceNames = do
         Nothing -> wks
         Just s  -> wks ++ ":" ++ s
 
+-- | Gets the name of a workspace, if set, otherwise returns nothing.
+getWorkspaceName :: WorkspaceId -> X (Maybe String)
+getWorkspaceName w = do
+    WorkspaceNames m <- XS.get
+    return $ M.lookup w m
+
+-- | Gets the name of the current workspace. See 'getWorkspaceName'
+getCurrentWorkspaceName :: X (Maybe String)
+getCurrentWorkspaceName = do
+    getWorkspaceName =<< gets (W.currentTag . windowset)
+
 -- | Sets the name of a workspace. Empty string makes the workspace unnamed
 -- again.
 setWorkspaceName :: WorkspaceId -> String -> X ()