begin-busy-cursor in Miscellaneous

• (begin-busy-cursor) -> void

  Changes the cursor to a watch cursor for all windows in the current eventspace. Use end-busy-cursor to revert the cursor back to its previous state. Calls to begin-busy-cursor and end-busy-cursor can be nested arbitrarily.

  The cursor installed by begin-busy-cursor overrides any window-specific cursors installed with set-cursor.

  See also is-busy?.