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zh-cn:tips [2012/04/28 17:28] – [解决方案 1] haobugzh-cn:tips [2015/03/10 04:30] – [通过 xfrun4 打开用户手册页] yjwork
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 如果你想在你按下电源按钮时显示注销菜单，并且你的机器支持 ACPI，那就按下面的步骤做吧： 如果你想在你按下电源按钮时显示注销菜单，并且你的机器支持 ACPI，那就按下面的步骤做吧：
-========================================================================+
 ==== 解决方案 1 ==== ==== 解决方案 1 ====
    * ''/etc/acpi/events/powerbtn''    * ''/etc/acpi/events/powerbtn''
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    * 一般设置：设置//按下电源按钮时//为//询问//    * 一般设置：设置//按下电源按钮时//为//询问//
    * 关闭“电源管理器”    * 关闭“电源管理器”
-   * 在文件 **/etc/acpi/events/power_button**，修改  //action// 字段的值为 ///bin/true// ：+   * 如果您安装有 ACPI 脚本,从 **/​etc/​acpi/​events/​** 停用或更新电源按钮脚本, 修改  //action// 字段的值为 ///bin/true//:
 <file> <file>
 event=button/power.* event=button/power.*
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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.
 +  * Requirement: notify-send
 +  * Save this script as bcme.sh, in your home directory:
 +
 +  #!/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" "=$@"
 +
 +  *Add custom action to Application finder :
 +    * Type : Regular Expression
 +    * Pattern : ^([0-9]|\(|\.).*
 +    * Command : /bin/sh ~/bcme.sh \0
 +    *  (check) Save match in command history
 +
 +
 +====== 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>