教你如何使用c#下得树视图控件，很基础的东东，高手飘过。-Teach you how to use c# was under the tree view control, very basic stuff, master of drifting away.

掌握树形控件（Tree Control）、时间日期控件（Date Time Picker）、分割线（Picture Control）的使用；掌握拖拽、移动、释放左键等鼠标事件的使用。-Master tree control (Tree Control), the date and time controls (Date Time Picker), the dividing line (Picture Control) use grasp drag, move, release the left

tree控件的演示，点击“添加子节点”会自动添加子节点A,B,C。此例适合初学者掌握Tree控件-Demos tree controls, click on the " Add a child node" will automatically add child nodes A, B, C. This case is suitable for beginners to master the Tree control