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//1.删除TreeView节点以及其子节点
procedure TForm2.Button1Click(Sender: TObject);
var TreeNode:TTreeNode;
begin
if TreeView1.Selected <> Nil then
Begin
TreeNode := TreeView1.Selected.getFirstChild;
while TreeNode <> nil do
begin
TreeNode.Delete;
TreeNode := TreeView1.Selected.getFirstChild;
end;
end;
end;
//2.判断是否有子节点
procedure TForm2.Button2Click(Sender: TObject);
begin
if TreeView1.Selected.HasChildren then
begin
ShowMessage(‘有子节点‘);
end;
end;
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原文地址:http://www.cnblogs.com/FKdelphi/p/4642936.html