C#实现treeview节点三种选择状态

C:\MyProject\TreeView\TreeView\bin\Debug\TreeView.exe C:\MyProject\TreeView\TreeView\bin\Debug\TreeView.pdb C:\MyProject\TreeView\TreeView\obj\Debug\ResolveAssemblyReference.cache C:\MyProject\TreeView\TreeView\obj\Debug\TreeView.Form1.resources C:\MyProject\TreeView\TreeView\obj\Debug\TreeView.Properties.Resources.resources C:\MyProject\TreeView\TreeView\obj\Debug\TreeView.csproj.GenerateResource.Cache C:\MyProject\TreeView\TreeView\obj\Debug\TreeView.exe C:\MyProject\TreeView\TreeView\obj\Debug\TreeView.pdb C:\Users\Administrator\Desktop\treeview及文件相关操作\TreeView半选\TreeView\TreeView\obj\Debug\TreeView.exe C:\Users\Administrator\Desktop\treeview及文件相关操作\TreeView半选\TreeView\TreeView\obj\Debug\TreeView.pdb C:\Users\Administrator\Desktop\treeview及文件相关操作\TreeView半选\TreeView\TreeView\obj\Debug\ResolveAssemblyReference.cache C:\Users\Administrator\Desktop\treeview及文件相关操作\TreeView半选\TreeView\TreeView\obj\Debug\TreeView.Form1.resources C:\Users\Administrator\Desktop\treeview及文件相关操作\TreeView半选\TreeView\TreeView\obj\Debug\TreeView.Properties.Resources.resources C:\Users\Administrator\Desktop\treeview及文件相关操作\TreeView半选\TreeView\TreeView\obj\Debug\GenerateResource-ResGen.read.1.tlog C:\Users\Administrator\Desktop\treeview及文件相关操作\TreeView半选\TreeView\TreeView\obj\Debug\GenerateResource-ResGen.write.1.tlog C:\Users\Administrator\Desktop\treeview及文件相关操作\TreeView半选\TreeView\TreeView\bin\Debug\TreeView.exe C:\Users\Administrator\Desktop\treeview及文件相关操作\TreeView半选\TreeView\TreeView\bin\Debug\TreeView.pdb