ruler-mode-mouse-drag-any-column-iteration

ruler-mode-mouse-drag-any-column-iteration is a compiled Lisp function in `ruler-mode.el'.

(ruler-mode-mouse-drag-any-column-iteration WINDOW)

Update the ruler while dragging the mouse.
WINDOW is the window where occurred the last down-mouse event.
Return the symbol `drag' if the mouse has been dragged, or `click' if
the mouse has been clicked.