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zh-cn:tips [2015/03/10 04:29] – [解决方案 2] yjworkzh-cn:tips [2015/03/10 04:50] – [Do maths with xfrun4/appfinder] yjwork
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 使用 '#' 作为在 xfrun4 中打开一个用户手册页的快捷方式。例如，#man 使用 '#' 作为在 xfrun4 中打开一个用户手册页的快捷方式。例如，#man
 +
 +===== Do maths with xfrun4/appfinder =====
 +  * What you get: input simple mathematical expression, like 5+5 or (5+5)/3 or .5*10, in xfrun4/appfinder, and get the result as notification.
 +  * 要求: notify-send
 +  * 在您的家目录,保存此脚本为 bcme.sh :
 +
 +  #!/bin/sh
 +  
 +  precision=2        # number of digit for floating value
 +  notify_time=20000  # number of milisecond the notification show
 +  
 +  res=`echo "scale=$precision;$@" | bc`  
 +  notify-send -t $notify_time "$res" "=$@"
 +
 +  *在应用程序查找器添加自定义动作 :
 +    * 类型 : 正则表达式
 +    * 类型 : ^([0-9]|\(|\.).*
 +    * 命令 : /bin/sh ~/bcme.sh \0
 +    *  (勾选) 在命令历史中保存匹配的
 +
 +
 +====== Xfconf =====
 +
 +===== Toggle panel autohide =====
 +
 +Short Bash script to toggle the autohide property of a panel, so you can bind for example a keyboard shortcut to quickly show and hide a panel.
 +
 +<code bash>
 +#!/bin/sh
 +
 +test -z "$1" && echo missing panel id  && exit 1
 +test ! -z "`echo $1 | sed s/[0-9]*//g`" && echo bad panel id  && exit 1
 +
 +CHANNEL=xfce4-panel
 +PANELID=$1
 +PROP=/panels/panel-$PANELID/autohide
 +
 +if `xfconf-query -c $CHANNEL -p $PROP >/dev/null 2>&1`; then
 +    xfconf-query -c $CHANNEL -T -p $PROP
 +else
 +    xfconf-query -c $CHANNEL -n -p $PROP -t bool -s false
 +fi
 +</code>