Screenshot是一个基于Qt4跨平台的截图工具，可以用鼠标选择，可以另存为-Screenshot is based on a Qt4 cross-platform screenshot tool, you can use the mouse to select, you can save as

QT平台，实现对pdf的数据解析，查看，搜索关键字高亮，鼠标选择区域复制等功能。(Qt support pdf reader)