在OnExpanding事件中写:
for i := 0 to node.items.count do
begin
if node.items[i].text = '' then
begin
node.items[i].delete;
exit;
end;
end;
for i := 0 to node.items.count do
begin
if node.items[i].text = '' then
begin
node.items[i].delete;
exit;
end;
end;
node.selected := true;
for i := 0 to node.items.count do
begin
if node.items[i].text = '' then
begin
node.items[i].delete;
exit;
end;
end;