Improve documentation of window hooks

* doc/lispref/windows.texi (Window Hooks): Fix the description of
window-configuration-change-hook.  (Bug#29049)
<run-window-scroll-functions, run-window-configuration-change-hook>:
Document these functions.

1 files changed, 14 insertions, 4 deletions

diff --git a/doc/lispref/windows.texi b/doc/lispref/windows.texi
index 5014cd3d82d..fc642fe9447 100644
--- a/doc/lispref/windows.texi
+++ b/doc/lispref/windows.texi
@@ -5138,6 +5138,11 @@ is scrolled.  It's not designed for that, and such use probably won't
 work.
 @end defvar
 
+@defun run-window-scroll-functions &optional window
+This function calls @code{window-scroll-functions} for the specified
+@var{window}, which defaults to the selected window.
+@end defun
+
 @defvar window-size-change-functions
 This variable holds a list of functions to be called if the size of any
 window changes for any reason.  The functions are called once per
@@ -5167,17 +5172,22 @@ be called again.
 @defvar window-configuration-change-hook
 A normal hook that is run every time the window configuration of a frame
 changes.  Window configuration changes include splitting and deleting
-windows and the display of a different buffer in a window.  Resizing the
+windows, and the display of a different buffer in a window.  Resizing the
 frame or individual windows do not count as configuration changes.  Use
 @code{window-size-change-functions}, see above, when you want to track
 size changes that are not caused by the deletion or creation of windows.
 
-The buffer-local part of this hook is run once for each window on the
+The buffer-local value of this hook is run once for each window on the
 affected frame, with the relevant window selected and its buffer
-current.  The global part is run once for the modified frame, with that
-frame selected.
+current.  The global value of this hook is run once for the modified
+frame, with that frame selected.
 @end defvar
 
+@defun run-window-configuration-change-hook &optional frame
+This function runs @code{window-configuration-change-hook} for the
+specified @var{frame}, which defaults to the selected frame.
+@end defun
+
   In addition, you can use @code{jit-lock-register} to register a Font
 Lock fontification function, which will be called whenever parts of a
 buffer are (re)fontified because a window was scrolled or its size