// Execute implements "../commander".Controller.
func (c *Controller) Execute(command commands.Command) {
executed, _ := execRecursively(command, c)
if !executed {
panic(fmt.Errorf("Command %s ran without executing", command.Name()))
}
c.Editor().Focus()
}
func execRecursively(command commands.Command, element interface{}) (executed, consume bool) {
executed, consume = command.Exec(element)
var childExecuted bool
if parent, ok := element.(gxui.Parent); ok && !consume {
for _, child := range parent.Children() {
childExecuted, consume = execRecursively(command, child.Control)
executed = executed || childExecuted
if consume {
return
}
}
}
if elementer, ok := element.(Elementer); ok {
for _, element := range elementer.Elements() {
childExecuted, consume = execRecursively(command, element)
executed = executed || childExecuted
if consume {
return
}
}
}
return
}
