Setting this to zero causes Emacs to scroll as fast as it can.")
(defvar mouse-scroll-min-lines 1
- "*The minimum number of lines scrolled at a time by dragging the mouse
-beyond the edge of a window.")
+ "*The minimum number of lines scrolled by dragging mouse out of window.
+Moving the mouse out the top or bottom edge of the window begins
+scrolling repeatedly. The number of lines scrolled per repetition
+is normally equal to the number of lines beyond the window edge that
+the mouse has moved. However, it always scrolls at least the number
+of lines specified by this variable.")
(defun mouse-scroll-subr (window jump &optional overlay start)
"Scroll the window WINDOW, JUMP lines at a time, until new input arrives.