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Diffstat (limited to 'doc/emacs/misc.texi')
| -rw-r--r-- | doc/emacs/misc.texi | 75 |
1 files changed, 67 insertions, 8 deletions
diff --git a/doc/emacs/misc.texi b/doc/emacs/misc.texi index aba98cf21e1..4b3c2ea4bd2 100644 --- a/doc/emacs/misc.texi +++ b/doc/emacs/misc.texi @@ -163,14 +163,13 @@ List killed groups (@code{gnus-group-list-killed}). List zombie groups (@code{gnus-group-list-zombies}). @kindex u @r{(Gnus Group mode)} -@findex gnus-group-unsubscribe-current-group +@findex gnus-group-toggle-subscription @cindex subscribe groups @cindex unsubscribe groups @item u Toggle the subscription status of the group -(@code{gnus-group-unsubscribe-current-group}) on the current line -(i.e., turn a subscribed group into an unsubscribed group, or vice -versa). Invoking this on a killed or zombie group turns it into an +(@code{gnus-group-toggle-subscription}) on the current line. +Invoking this on a killed or zombie group turns it into an unsubscribed group. @kindex C-k @r{(Gnus Group mode)} @@ -1114,6 +1113,19 @@ subshell: @end example @end table +By default, Shell mode handles common @acronym{ANSI} escape codes (for +instance, for changing the color of text). Emacs also optionally +supports some extend escape codes, like some of the @acronym{OSC} +(Operating System Codes) if you put the following in your init file: + +@lisp +(add-hook 'comint-output-filter-functions 'comint-osc-process-output) +@end lisp + +With this enabled, the output from, for instance, @code{ls +--hyperlink} will be made into clickable buttons in the Shell mode +buffer. + @cindex Comint mode @cindex mode, Comint Shell mode is a derivative of Comint mode, a general-purpose mode for @@ -1485,14 +1497,20 @@ directory stack if they are not already on it underlying shell, of course. @vindex comint-terminfo-terminal +@vindex system-uses-terminfo @vindex TERM@r{, environment variable, in sub-shell} Comint mode sets the @env{TERM} environment variable to a safe default value, but this value disables some useful features. For example, color is disabled in applications that use @env{TERM} to determine if color is supported. Therefore, Emacs provides an option -@code{comint-terminfo-terminal}, which you can set to a terminal that -is present in your system's terminfo database, in order to take -advantage of advanced features of that terminal. +@code{comint-terminfo-terminal} to let you choose a terminal with more +advanced features, as defined in your system's terminfo database. +Emacs will use this option as the value for @env{TERM} so long as +@code{system-uses-terminfo} is non-nil. + +Both @code{comint-terminfo-terminal} and @code{system-uses-terminfo} +can be declared as connection-local variables to adjust these options +to match what a remote system expects (@pxref{Connection Variables}). @node Terminal emulator @subsection Emacs Terminal Emulator @@ -1974,6 +1992,11 @@ the new frame displays the @file{*scratch*} buffer by default. You can customize this behavior with the variable @code{initial-buffer-choice} (@pxref{Entering Emacs}). +@item -r +@itemx --reuse-frame +Create a new graphical client frame if none exists, otherwise use an +existing Emacs frame. + @item -F @var{alist} @itemx --frame-parameters=@var{alist} Set the parameters for a newly-created graphical frame @@ -2590,7 +2613,7 @@ invoked @code{hexl-mode}. @noindent Other Hexl commands let you insert strings (sequences) of binary bytes, move by @code{short}s or @code{int}s, etc.; type @kbd{C-h a -hexl-@key{RET}} for details. +hexl- @key{TAB}} for details. Hexl mode can also be used for editing text files. This could come in handy if the text file includes unusual characters or uses unusual @@ -2930,6 +2953,33 @@ one-key commands for scrolling the widget, changing its size, and reloading it. Type @w{@kbd{C-h b}} in that buffer to see the key bindings. +@findex xwidget-webkit-edit-mode +@cindex xwidget-webkit-edit-mode + By default, typing a self-inserting character inside an xwidget +webkit buffer will do nothing, or trigger some special action. To +make those characters and other common editing keys insert themselves +when pressed, you can enable @code{xwidget-webkit-edit-mode}, which +redefines them to be passed through to the WebKit xwidget. + +You can also enable @code{xwidget-webkit-edit-mode} by typing @kbd{e} +inside the xwidget webkit buffer. + +@findex xwidget-webkit-isearch-mode +@cindex searching in webkit buffers + @code{xwidget-webkit-isearch-mode} is a minor mode that behaves +similarly to incremental search (@pxref{Incremental Search}), but +operates on the contents of a WebKit widget instead of the current +buffer. It is bound to @kbd{C-s} and @kbd{C-r} inside xwidget-webkit +buffers. When it is invoked by @kbd{C-r}, the initial search will be +performed in reverse direction. + +Typing any self-inserting character will cause the character to be +inserted into the current search query. Typing @kbd{C-s} will cause +the WebKit widget to display the next search result, while typing +@kbd{C-r} will cause it to display the previous one. + +To leave incremental search, you can type @kbd{C-g}. + @node Browse-URL @subsection Following URLs @cindex World Wide Web @@ -2974,6 +3024,15 @@ URLs. For more information, view the package commentary by typing @kbd{C-h P browse-url @key{RET}}. +@findex url-handler-mode + Emacs also has a minor mode that has some support for handling +@acronym{URL}s as if they were files. @code{url-handler-mode} is a +global minor mode that affects most of the Emacs commands and +primitives that deal with file names. After switching on this mode, +you can say, for instance, @kbd{C-x C-f https://www.gnu.org/ RET} to +see the @acronym{HTML} for that web page, and you can then edit it and +save it to a local file, for instance. + @node Goto Address mode @subsection Activating URLs @findex goto-address-mode |