使用递归获取TreeList中所有勾选的结点

[{"title":"（ 25 个子文件 45KB ） 使用递归获取TreeList中所有勾选的结点","children":[{"title":"vjsdn.TreeList_Recusive.sln <span style='color:#111;'> 959B </span>","children":null,"spread":false},{"title":"vjsdn.TreeList_Recusive","children":[{"title":"bin","children":[{"title":"Debug","children":[{"title":"vjsdn.TreeList_Recusive.vshost.exe <span style='color:#111;'> 13.99KB </span>","children":null,"spread":false},{"title":"vjsdn.TreeList_Recusive.pdb <span style='color:#111;'> 27.50KB </span>","children":null,"spread":false},{"title":"vjsdn.TreeList_Recusive.exe <span style='color:#111;'> 11.50KB </span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":"Program.cs <span style='color:#111;'> 511B </span>","children":null,"spread":false},{"title":"obj","children":[{"title":"Debug","children":[{"title":"vjsdn.TreeList_Recusive.csproj.FileListAbsolute.txt <span style='color:#111;'> 993B </span>","children":null,"spread":false},{"title":"vjsdn.TreeList_Recusive.frmRecursion.resources <span style='color:#111;'> 180B </span>","children":null,"spread":false},{"title":"vjsdn.TreeList_Recusive.pdb <span style='color:#111;'> 27.50KB </span>","children":null,"spread":false},{"title":"vjsdn.TreeList_Recusive.exe <span style='color:#111;'> 11.50KB </span>","children":null,"spread":false},{"title":"vjsdn.TreeList_Recusive.csproj.GenerateResource.Cache <span style='color:#111;'> 912B </span>","children":null,"spread":false},{"title":"ResolveAssemblyReference.cache <span style='color:#111;'> 26.04KB </span>","children":null,"spread":false},{"title":"vjsdn.TreeList_Recusive.Properties.Resources.resources <span style='color:#111;'> 180B </span>","children":null,"spread":false},{"title":"TempPE","children":null,"spread":false},{"title":"Refactor","children":null,"spread":false},{"title":"vjsdn.treelist_recusive.exe.licenses <span style='color:#111;'> 430B </span>","children":null,"spread":false}],"spread":true}],"spread":true},{"title":"vjsdn.TreeList_Recusive.csproj <span style='color:#111;'> 4.27KB </span>","children":null,"spread":false},{"title":"Recursion.cs <span style='color:#111;'> 2.42KB </span>","children":null,"spread":false},{"title":"frmRecursion.resx <span style='color:#111;'> 5.68KB </span>","children":null,"spread":false},{"title":"frmRecursion.cs <span style='color:#111;'> 957B </span>","children":null,"spread":false},{"title":"Properties","children":[{"title":"Resources.resx <span style='color:#111;'> 5.48KB </span>","children":null,"spread":false},{"title":"Settings.settings <span style='color:#111;'> 249B </span>","children":null,"spread":false},{"title":"AssemblyInfo.cs <span style='color:#111;'> 1.35KB </span>","children":null,"spread":false},{"title":"licenses.licx <span style='color:#111;'> 131B </span>","children":null,"spread":false},{"title":"Settings.Designer.cs <span style='color:#111;'> 1.08KB </span>","children":null,"spread":false},{"title":"Resources.Designer.cs <span style='color:#111;'> 2.83KB </span>","children":null,"spread":false}],"spread":true},{"title":"frmRecursion.Designer.cs <span style='color:#111;'> 5.18KB </span>","children":null,"spread":false}],"spread":true},{"title":"vjsdn.TreeList_Recusive.suo <span style='color:#111;'> 18.00KB </span>","children":null,"spread":false}],"spread":true}]