the selected window. If @var{window} is an internal window, the return
value is the total height occupied by its descendant windows.
- If a window's pixel height is not an integral multiple of its frame's
+ If a window's pixel height is not an integral multiple of its frame's
default character height, the number of lines occupied by the window is
rounded internally. This is done in a way such that, if the window is a
parent window, the sum of the total heights of all its child windows
sibling can be calculated as the sum of this window's topmost row and
total height (@pxref{Coordinates and Windows})
- If the optional argument @var{round} equals @code{ceiling}, this
+ If the optional argument @var{round} is @code{ceiling}, this
function returns the smallest integer larger than @var{window}'s pixel
-height divided by the character height of @var{window}'s frame; if it is
-@code{floor}, it returns the largest integer smaller than @var{window}'s
-pixel height divided by the character height of @var{window}'s frame.
-Any other value of @var{round} means to return the internal value of the
-total height of @var{window}.
+height divided by the character height of its frame; if it is
+@code{floor}, it returns the largest integer smaller than said value;
+with any other @var{round} it returns the internal value of
+@var{windows}'s total height.
@end defun
@cindex window width
the selected window. If @var{window} is internal, the return value is
the total width occupied by its descendant windows.
- If a window's pixel width is not an integral multiple of its frame's
+ If a window's pixel width is not an integral multiple of its frame's
character width, the number of lines occupied by the window is rounded
internally. This is done in a way such that, if the window is a parent
window, the sum of the total widths of all its children internally
differ by one column. This means also, that if this window is
horizontally combined and has a right sibling, the leftmost column of
that sibling can be calculated as the sum of this window's leftmost
-column and total width (@pxref{Coordinates and Windows}).
-
-If the optional argument @var{round} is @code{ceiling}, this function
-will return the smallest integer larger than @var{window}'s pixel width
-divided by the character width of @var{window}'s frame; if it is
-@code{floor}, it returns the largest integer smaller than @var{window}'s
-pixel width divided by the character width of @var{window}'s frame. Any
-other value of @var{round} means to return the internal total width of
-@var{window}.
+column and total width (@pxref{Coordinates and Windows}). The
+optional argument @var{round} behaves as it does for
+@code{window-total-height}.
@end defun
@defun window-total-size &optional window horizontal round
omitted or @code{nil}, this is equivalent to calling
@code{window-total-height} for @var{window}; otherwise it is equivalent
to calling @code{window-total-width} for @var{window}. The optional
-argument @code{ROUND} is handled as for @code{window-total-height} and
-@code{window-total-width}.
+argument @var{round} behaves as it does for @code{window-total-height}.
@end defun
The following two functions can be used to return the total size of a
a scroll bar and a right divider (if any), plus a text area two columns
wide.
-If the optional argument @code{pixelwise} is non-@code{nil},
-@var{delta} will be interpreted as pixels.
+If the optional argument @var{pixelwise} is non-@code{nil},
+@var{delta} is interpreted as pixels.
@end defun
@defun window-resize window delta &optional horizontal ignore pixelwise
combination limits of the involved windows; in some cases, it may alter
both edges. @xref{Recombining Windows}. To resize by moving only the
bottom or right edge of a window, use the function
-@code{adjust-window-trailing-edge}, below.
+@code{adjust-window-trailing-edge}.
@end defun
@c The commands enlarge-window, enlarge-window-horizontally,
moves the right edge by @var{delta} columns. If @var{window} is
@code{nil}, it defaults to the selected window.
-If the optional argument @code{pixelwise} is non-@code{nil},
-@var{delta} will be interpreted as pixels.
+If the optional argument @var{pixelwise} is non-@code{nil},
+@var{delta} is interpreted as pixels.
A positive @var{delta} moves the edge downwards or to the right; a
negative @var{delta} moves it upwards or to the left. If the edge
@cindex pixelwise, resizing windows
@defopt window-resize-pixelwise
-If the value of this option is non-@code{nil}, windows are resized in
+If the value of this option is non-@code{nil}, Emacs resizes windows in
units of pixels. This currently affects functions like
@code{split-window} (@pxref{Splitting Windows}), @code{maximize-window},
@code{minimize-window}, @code{fit-window-to-buffer},
@code{shrink-window-if-larger-than-buffer} (all listed below) and
@code{fit-frame-to-buffer} (@pxref{Size and Position}).
-Note that when a frame's pixel size is not a multiple of the frame's
-character size, at least one window may get resized pixelwise even if
-this option is @code{nil}. The default value of this option is
-@code{nil}.
+Note that when a frame's pixel size is not a multiple of its character
+size, at least one window may get resized pixelwise even if this
+option is @code{nil}. The default value is @code{nil}.
@end defopt
The following commands resize windows in more specific ways. When