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package gui
import "log"
// import "errors"
import "regexp"
// functions for handling text related GUI elements
func (n *Node) SetText(str string) bool {
if (Config.Debug.Change) {
log.Println("gui.SetText() value =", str)
}
return true
}
func (n *Node) GetText() string {
return "not implemented"
}
/*
// string handling examples that might be helpful for normalizeInt()
isAlpha := regexp.MustCompile(`^[A-Za-z]+$`).MatchString
for _, username := range []string{"userone", "user2", "user-three"} {
if !isAlpha(username) {
log.Printf("%q is not valid\n", username)
}
}
const alpha = "abcdefghijklmnopqrstuvwxyz"
func alphaOnly(s string) bool {
for _, char := range s {
if !strings.Contains(alpha, strings.ToLower(string(char))) {
return false
}
}
return true
}
*/
func normalizeInt(s string) string {
// reg, err := regexp.Compile("[^a-zA-Z0-9]+")
reg, err := regexp.Compile("[^0-9]+")
if err != nil {
log.Println("normalizeInt() regexp.Compile() ERROR =", err)
return s
}
clean := reg.ReplaceAllString(s, "")
log.Println("normalizeInt() s =", clean)
return clean
}
func commonCallback(n *Node) {
// TODO: make all of this common code to all the widgets
if (n.OnChanged == nil) {
if (Config.Debug.Change) {
log.Println("Not Running n.OnChanged(n) == nil")
}
} else {
if (Config.Debug.Change) {
log.Println("Running n.OnChanged(n)")
}
n.OnChanged(n)
}
if (n.custom == nil) {
if (Config.Debug.Change) {
log.Println("Not Running n.custom(n) == nil")
}
} else {
if (Config.Debug.Change) {
log.Println("Running n.custom()")
}
n.custom()
}
}
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