Minor fixes of the last commit

* src/xdisp.c (get_window_cursor_type): Fix indentation and
line-filling.
* doc/lispref/frames.texi (Cursor Parameters):
* doc/emacs/display.texi (Cursor Display):
* etc/NEWS: Fix wording and capitalization of the last change.

Author: Eli-Zaretskii

doc/emacs/display.texi

@@ -1654,8 +1654,8 @@ Customization}).  (The other attributes of this face have no effect;
 the text shown under the cursor is drawn using the frame's background
 color.)  To change its shape, customize the buffer-local variable
 @code{cursor-type}; possible values are @code{box} (the default),
-@code{(box . @var{SIZE})} (box cursor becoming a hollow box under
-masked images larger than @var{SIZE} pixels in either dimension),
+@code{(box . @var{size})} (box cursor becoming a hollow box under
+masked images larger than @var{size} pixels in either dimension),
 @code{hollow} (a hollow box), @code{bar} (a vertical bar), @code{(bar
 . @var{n})} (a vertical bar @var{n} pixels wide), @code{hbar} (a
 horizontal bar), @code{(hbar . @var{n})} (a horizontal bar @var{n}

doc/lispref/frames.texi

@@ -2220,9 +2220,9 @@ How to display the cursor.  Legitimate values are:
 @table @code
 @item box
 Display a filled box.  (This is the default.)
-@item (box . @var{SIZE})
+@item (box . @var{size})
 Display a filled box.  However, display it as a hollow box if point is
-under masked image larger than @var{SIZE} pixels in either dimension.
+under masked image larger than @var{size} pixels in either dimension.
 @item hollow
 Display a hollow box.
 @item nil

etc/NEWS

@@ -65,10 +65,10 @@ It was declared obsolete in Emacs 27.1.
 * Changes in Emacs 28.1
 
 ** Support for '(box . SIZE)' cursor-type.
-By default, 'box' cursor always has a filled box shape.  Unless you
-specify cursor-type to be '(box . SIZE)'.  In such case, cursor
-becomes a hollow box if the point is under masked image larger than
-'SIZE' pixels in any dimension.
+By default, 'box' cursor always has a filled box shape.  But if you
+specify cursor-type to be '(box . SIZE)', the cursor becomes a hollow
+box if the point is on an image larger than 'SIZE' pixels in any
+dimension.
 
 
 * Editing Changes in Emacs 28.1

src/xdisp.c

@@ -30884,26 +30884,28 @@ get_window_cursor_type (struct window *w, struct glyph *glyph, int *width,
   if (!w->cursor_off_p)
     {
       if (glyph != NULL && glyph->type == XWIDGET_GLYPH)
-        return NO_CURSOR;
+	return NO_CURSOR;
       if (glyph != NULL && glyph->type == IMAGE_GLYPH)
 	{
 	  if (cursor_type == FILLED_BOX_CURSOR)
 	    {
-	      /* Using a block cursor on large images can be very annoying.
-		 So use a hollow cursor for "large" images.
-		 If image is not transparent (no mask), also use hollow cursor.  */
+	      /* Using a block cursor on large images can be very
+		 annoying.  So use a hollow cursor for "large" images.
+		 If image is not transparent (no mask), also use
+		 hollow cursor.  */
 	      struct image *img = IMAGE_OPT_FROM_ID (f, glyph->u.img_id);
 	      if (img != NULL && IMAGEP (img->spec))
 		{
-		  /* Interpret "large" as >SIZExSIZE and >NxN
-                     where SIZE is the value from cursor-type in form (box . SIZE),
-		     where N = size of default frame font size.
-                     So, setting cursor-type to (box . 32) should cover most of
-                     the "tiny" icons people may use.  */
+		  /* Interpret "large" as >SIZExSIZE and >NxN where
+		     SIZE is the value from cursor-type of the form
+		     (box . SIZE), where N = size of default frame
+		     font size.  So, setting cursor-type to (box . 32)
+		     should cover most of the "tiny" icons people may
+		     use.  */
 		  if (!img->mask
-                      || (CONSP (BVAR (b, cursor_type))
-                          && img->width > max (*width, WINDOW_FRAME_COLUMN_WIDTH (w))
-                          && img->height > max (*width, WINDOW_FRAME_LINE_HEIGHT (w))))
+		      || (CONSP (BVAR (b, cursor_type))
+			  && img->width > max (*width, WINDOW_FRAME_COLUMN_WIDTH (w))
+			  && img->height > max (*width, WINDOW_FRAME_LINE_HEIGHT (w))))
 		    cursor_type = HOLLOW_BOX_CURSOR;
 		}
 	    }