new-gui/setText.go

package gui

// Common actions for widgets like 'Enable' or 'Hide'

import (
	"errors"

	"go.wit.com/log"
	"go.wit.com/gui/widget"
)

func (n *Node) SetText(text string) *Node {
	if ! n.Ready() { return n }

	if n.GetText() == text {
		// nothing changed
		return n
	}
	n.value = text
	n.changed = true
	log.Log(CHANGE, "SetText() value =", text)

	// inform the toolkits
	sendAction(n, widget.SetText)
	return n
}

func (n *Node) Set(val any) {
	if ! n.Ready() { return }

	switch v := val.(type) {
	case bool:
		if widget.GetBool(n.value) == val.(bool) {
			// nothing changed
			return
		}
	case string:
		if widget.GetString(n.value) == val.(string) {
			// nothing changed
			return
		}
	case int:
		if widget.GetInt(n.value) == val.(int) {
			// nothing changed
			return
		}
	default:
		log.Error(errors.New("Set() unknown type"), "v =", v)
	}

	n.value = val
	n.changed = true
	log.Log(CHANGE, "Set() value =", val)

	// inform the toolkits
	sendAction(n, widget.Set)
}