TreeItem:sort()

TreeItem:sort(recursive)method

Sorts all the subitems of the TreeItem in ascending order.

Parameters

recursive

An optional boolean value indicating if all levels of subitems below the parent TreeItem should also be sorted (true) or only the first level (false).
If omitted, the TreeItem will sort only its first level subitems.

Return value

This function returns no value.

Example


--! luart-extensions
import ui

local win = ui.Window("TreeItem:sort() sample", 320, 220)
local tree = ui.Tree(win, {Item1 = {"SubItemC", "SubItemA", "SubItemB"}, "Item2", "Item3"}, 60, 40, 200, 160)
local button = ui.Button(win, "sort subitems", 120, 10)
tree.items.Item1:expand()

function button:onClick()
  tree.selected:sort()
end

win:show()

while win.visible do
  ui.update()
  button.enabled = tree.selected ~= nil and tree.selected.count > 0
end