Difference between revisions of "Battery"
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===Gnu/Linux === | ===Gnu/Linux === | ||
==== How to show battery status only on laptop? ==== | ==== How to show battery status only on laptop? ==== | ||
| − | if a device | + | if a device has no battery, we don't want to '''display-battery-mode''' be |
enabled.<ref>http://stackoverflow.com/questions/5562974/emacs-is-it-running-on-laptop-or-on-desktop</ref> | enabled.<ref>http://stackoverflow.com/questions/5562974/emacs-is-it-running-on-laptop-or-on-desktop</ref> | ||
Latest revision as of 07:02, 5 April 2012
| Description | Shows the battery status in the mode line |
|---|---|
| Author | Ralph Schleicher |
| Maintainer | FSF |
| Source | http://git.savannah.gnu.org/cgit/emacs.git/tree/lisp/battery.el |
| Part of Emacs | yes |
Basic setup
- M-x display-battery-mode
- Add your battery status to the Modeline
- M-x battery
- View battery status
Customization
Gnu/Linux
How to show battery status only on laptop?
if a device has no battery, we don't want to display-battery-mode be enabled.<ref>http://stackoverflow.com/questions/5562974/emacs-is-it-running-on-laptop-or-on-desktop</ref>
(require 'battery)
(when (and battery-status-function
(not (string-match-p "N/A"
(battery-format "%B"
(funcall battery-status-function)))))
(display-battery-mode 1))