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Diffstat (limited to 'doc/emacs/misc.texi')
| -rw-r--r-- | doc/emacs/misc.texi | 170 |
1 files changed, 10 insertions, 160 deletions
diff --git a/doc/emacs/misc.texi b/doc/emacs/misc.texi index 16b5b0bd6e..d49c5c034d 100644 --- a/doc/emacs/misc.texi +++ b/doc/emacs/misc.texi @@ -10,9 +10,9 @@ else: viewing ``document files'', reading netnews, running shell commands and shell subprocesses, using a single shared Emacs for utilities that expect to run an editor as a subprocess, printing hardcopy, sorting text, narrowing display to part of the buffer, -editing double-column files and binary files, saving an Emacs session -for later resumption, following hyperlinks, browsing images, emulating -other editors, and various diversions and amusements. +editing binary files, saving an Emacs session for later resumption, +following hyperlinks, browsing images, emulating other editors, and +various diversions and amusements. @end iftex @@ -166,7 +166,7 @@ look at. (@code{doc-view-set-slice}); then enter the top left pixel position and the slice's width and height. @c ??? how does this work? - + A more convenient graphical way to specify the slice is with @kbd{s m} (@code{doc-view-set-slice-using-mouse}), where you use the mouse to select the slice. @@ -1999,7 +1999,7 @@ to print, you start the print job using the @samp{Print} button (click further information on the various options, use the @samp{Interface Help} button. -@node Sorting, Narrowing, Printing, Top +@node Sorting @section Sorting Text @cindex sorting @@ -2134,163 +2134,13 @@ rectangle moves along with the text inside the rectangle. Many of the sort commands ignore case differences when comparing, if @code{sort-fold-case} is non-@code{nil}. -@node Narrowing, Two-Column, Sorting, Top -@section Narrowing -@cindex widening -@cindex restriction -@cindex narrowing -@cindex accessible portion - - @dfn{Narrowing} means focusing in on some portion of the buffer, -making the rest temporarily inaccessible. The portion which you can -still get to is called the @dfn{accessible portion}. Canceling the -narrowing, which makes the entire buffer once again accessible, is -called @dfn{widening}. The bounds of narrowing in effect in a buffer -are called the buffer's @dfn{restriction}. - - Narrowing can make it easier to concentrate on a single subroutine or -paragraph by eliminating clutter. It can also be used to limit the -range of operation of a replace command or repeating keyboard macro. - -@table @kbd -@item C-x n n -Narrow down to between point and mark (@code{narrow-to-region}). -@item C-x n w -Widen to make the entire buffer accessible again (@code{widen}). -@item C-x n p -Narrow down to the current page (@code{narrow-to-page}). -@item C-x n d -Narrow down to the current defun (@code{narrow-to-defun}). -@end table - - When you have narrowed down to a part of the buffer, that part appears -to be all there is. You can't see the rest, you can't move into it -(motion commands won't go outside the accessible part), you can't change -it in any way. However, it is not gone, and if you save the file all -the inaccessible text will be saved. The word @samp{Narrow} appears in -the mode line whenever narrowing is in effect. - -@kindex C-x n n -@findex narrow-to-region - The primary narrowing command is @kbd{C-x n n} (@code{narrow-to-region}). -It sets the current buffer's restrictions so that the text in the current -region remains accessible, but all text before the region or after the -region is inaccessible. Point and mark do not change. - -@kindex C-x n p -@findex narrow-to-page -@kindex C-x n d -@findex narrow-to-defun - Alternatively, use @kbd{C-x n p} (@code{narrow-to-page}) to narrow -down to the current page. @xref{Pages}, for the definition of a page. -@kbd{C-x n d} (@code{narrow-to-defun}) narrows down to the defun -containing point (@pxref{Defuns}). - -@kindex C-x n w -@findex widen - The way to cancel narrowing is to widen with @kbd{C-x n w} -(@code{widen}). This makes all text in the buffer accessible again. - - You can get information on what part of the buffer you are narrowed down -to using the @kbd{C-x =} command. @xref{Position Info}. - - Because narrowing can easily confuse users who do not understand it, -@code{narrow-to-region} is normally a disabled command. Attempting to use -this command asks for confirmation and gives you the option of enabling it; -if you enable the command, confirmation will no longer be required for -it. @xref{Disabling}. - -@node Two-Column, Editing Binary Files, Narrowing, Top -@section Two-Column Editing -@cindex two-column editing -@cindex splitting columns -@cindex columns, splitting - - Two-column mode lets you conveniently edit two side-by-side columns of -text. It uses two side-by-side windows, each showing its own -buffer. - - There are three ways to enter two-column mode: +@c Picture Mode documentation +@ifnottex +@include picture-xtra.texi +@end ifnottex -@table @asis -@item @kbd{@key{F2} 2} or @kbd{C-x 6 2} -@kindex F2 2 -@kindex C-x 6 2 -@findex 2C-two-columns -Enter two-column mode with the current buffer on the left, and on the -right, a buffer whose name is based on the current buffer's name -(@code{2C-two-columns}). If the right-hand buffer doesn't already -exist, it starts out empty; the current buffer's contents are not -changed. - -This command is appropriate when the current buffer is empty or contains -just one column and you want to add another column. - -@item @kbd{@key{F2} s} or @kbd{C-x 6 s} -@kindex F2 s -@kindex C-x 6 s -@findex 2C-split -Split the current buffer, which contains two-column text, into two -buffers, and display them side by side (@code{2C-split}). The current -buffer becomes the left-hand buffer, but the text in the right-hand -column is moved into the right-hand buffer. The current column -specifies the split point. Splitting starts with the current line and -continues to the end of the buffer. - -This command is appropriate when you have a buffer that already contains -two-column text, and you wish to separate the columns temporarily. - -@item @kbd{@key{F2} b @var{buffer} @key{RET}} -@itemx @kbd{C-x 6 b @var{buffer} @key{RET}} -@kindex F2 b -@kindex C-x 6 b -@findex 2C-associate-buffer -Enter two-column mode using the current buffer as the left-hand buffer, -and using buffer @var{buffer} as the right-hand buffer -(@code{2C-associate-buffer}). -@end table - @kbd{@key{F2} s} or @kbd{C-x 6 s} looks for a column separator, which -is a string that appears on each line between the two columns. You can -specify the width of the separator with a numeric argument to -@kbd{@key{F2} s}; that many characters, before point, constitute the -separator string. By default, the width is 1, so the column separator -is the character before point. - - When a line has the separator at the proper place, @kbd{@key{F2} s} -puts the text after the separator into the right-hand buffer, and -deletes the separator. Lines that don't have the column separator at -the proper place remain unsplit; they stay in the left-hand buffer, and -the right-hand buffer gets an empty line to correspond. (This is the -way to write a line that ``spans both columns while in two-column -mode'': write it in the left-hand buffer, and put an empty line in the -right-hand buffer.) - -@kindex F2 RET -@kindex C-x 6 RET -@findex 2C-newline - The command @kbd{C-x 6 @key{RET}} or @kbd{@key{F2} @key{RET}} -(@code{2C-newline}) inserts a newline in each of the two buffers at -corresponding positions. This is the easiest way to add a new line to -the two-column text while editing it in split buffers. - -@kindex F2 1 -@kindex C-x 6 1 -@findex 2C-merge - When you have edited both buffers as you wish, merge them with -@kbd{@key{F2} 1} or @kbd{C-x 6 1} (@code{2C-merge}). This copies the -text from the right-hand buffer as a second column in the other buffer. -To go back to two-column editing, use @kbd{@key{F2} s}. - -@kindex F2 d -@kindex C-x 6 d -@findex 2C-dissociate - Use @kbd{@key{F2} d} or @kbd{C-x 6 d} to dissociate the two buffers, -leaving each as it stands (@code{2C-dissociate}). If the other buffer, -the one not current when you type @kbd{@key{F2} d}, is empty, -@kbd{@key{F2} d} kills it. - -@node Editing Binary Files, Saving Emacs Sessions, Two-Column, Top +@node Editing Binary Files @section Editing Binary Files @cindex Hexl mode |