由于 TREE从源表复制到目标表ID号和PARENT会变化故不能单纯复制数据还要将ID和PARENT结构关系复制到目标表 因此我们用递归操作 由于 myquery 数据会变动我们要实时创建myquery 下面是 delphi tree 从个表复制到另个表 递归源码: Procedure Tfrm_SysDepasManager.CopyTree(socParent, desParent: ege... [阅读全文]

procedure TForm1.Button1Click(Sender: TObject); var MyTreeNode1, MyTreeNode2: TTreeNode; begin with TreeView1.Items do begin Clear; { remove any existing nodes } MyTreeNode1 := Add(nil, 'RootTreeNode1... [阅读全文]

从csdn上问来谢谢stdao(道可道) 老弟呵呵using Microsoft.Web.UI.WebControls;using ;using .Collections;using .ComponentModel;using .Data;using .Drawing;using .Web;using .Web.SessionState;using .Web.U... [阅读全文]

void __fastcall tform1::formcreate(tobject *sender) { currentdir=getcurrentdir(); updatetreeview(); updatelistview(); } //--------------------------------------------------------------------------- vo... [阅读全文]