# ui_mounted.ludic - an editor's questions of a running interface: which components the last frame
# showed (in tree order, each once) and one's model, read in place. App shows two Counters: the list
# is App then Counter, a Counter has a model, and a class not shown has none. Prints `App|Counter| 1 1`.
import "ludic.ui"
import "ui_component_parts/Counter.ludic"
import "ui_component_parts/App.ludic"
program UiMounted {
  numbers float
  entry (ui_st: mut UiState) {
    let root: UiNode = ui_nodes(ui_st, "App", null)
    ui_place(ui_st, root, 0.0, 0.0, 400.0, 400.0)
    let names = new []string
    ui_mounted(ui_st, names)
    var joined = ""
    for i in 0 .. len(names) { joined = joined + names[i] + "|" }
    print(`{joined} {ui_model_of(ui_st, "Counter") != null} {ui_model_of(ui_st, "Nothing") == null}`)
  }
}