Method AsyncLock

core/render.go:27–40

AsyncLock must be called before making any updates in a separate goroutine outside of the main configuration, rendering, and event handling structure. It must have a matching [WidgetBase.AsyncUnlock] after it.

()

// outside of the main configuration, rendering, and event handling structure.
// It must have a matching [WidgetBase.AsyncUnlock] after it.
func (wb *WidgetBase) AsyncLock() {
	rc := wb.Scene.renderContext()
	if rc == nil {
		// if there is no render context, we are probably
		// being deleted, so we just block forever
		select {}
	}
	rc.lock()
	if wb.This == nil {
		rc.unlock()
		select {}
	}
	wb.Scene.updating = true
}

// AsyncUnlock must be called after making any updates in a separate goroutine
// outside of the main configuration, rendering, and event handling structure.