ubuntu截图方法

j@PC:~$ gnome-screenshot -h
Usage:
  gnome-screenshot [OPTION...] Take a picture of the screen

Help Options:
  -h, --help                     Show help options
  --help-all                     Show all help options
  --help-gtk                     Show GTK+ Options

Application Options:
  -c, --clipboard                Send the grab directly to the clipboard 保存到剪切板
  -w, --window                   Grab a window instead of the entire screen 给窗口截图，只会截图shell窗口
  -a, --area                     Grab an area of the screen instead of the entire screen 区域截图
  -b, --include-border           Include the window border with the screenshot 包含窗口的边框，-w选项的默认方式
  -B, --remove-border            Remove the window border from the screenshot 无边框，配合-w使用才有意义
  -p, --include-pointer          Include the pointer with the screenshot 包含鼠标图标，默认不包含
  -d, --delay=seconds            Take screenshot after specified delay [in seconds] 延迟一下
  -e, --border-effect=effect     Effect to add to the border (shadow, border or none) 没看出来有神码变化
  -i, --interactive              Interactively set options 使用交互方式设置属性，就会会弹出一个交互窗口
  -f, --file=filename            Save screenshot directly to this file 直接保存到文件，可以指定路径，文件名随意
  --version                      Print version information and exit 
  --display=DISPLAY              X display to use 不懂干啥的

举个典型的例子：

j@PC:~$ gnome-screenshot -a -c -f ~/Pictures/shot

将会根据个人鼠标滑动进行截图并自动保存到剪切板。

定义别名方便使用:

echo "alias shot='gnome-screenshot -a -c'" >> ~/.bashrc (注意是>>而不是 >)