new-gui/common.go

105 lines
2.2 KiB
Go

package gui
import (
"regexp"
// "errors"
// "git.wit.org/wit/gui/toolkit"
)
// functions for handling text related GUI elements
func (n *Node) Add(str string) {
log(debugGui, "gui.Add() value =", str)
n.widget.Action = "Add"
n.widget.S = str
send(n.parent, n)
}
func (n *Node) SetText(str string) bool {
log(debugChange, "gui.SetText() value =", str)
n.widget.Action = "SetText"
n.widget.S = str
send(n.parent, n)
return true
}
func (n *Node) Set(a any) bool {
log(debugChange, "gui.Set() value =", a)
n.widget.Action = "Set"
switch v := a.(type) {
case bool:
n.widget.B = a.(bool)
case string:
n.widget.S = a.(string)
case int:
n.widget.I = a.(int)
default:
log(debugError, "gui.Set() unknown type =", v, "a =", a)
}
send(n.parent, n)
return true
}
func (n *Node) AppendText(str string) bool {
n.widget.Action = "Set"
tmp := n.widget.S + str
log(debugChange, "gui.AppendText() value =", tmp)
n.widget.S = tmp
send(n.parent, n)
return true
}
func (n *Node) GetText() string {
return n.widget.S
}
/*
// 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(debugGui, "%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(debugGui, "normalizeInt() regexp.Compile() ERROR =", err)
return s
}
clean := reg.ReplaceAllString(s, "")
log(debugGui, "normalizeInt() s =", clean)
return clean
}
func Delete(c *Node) {
c.widget.Action = "Delete"
send(c.parent, c)
}
func commonCallback(n *Node) {
// TODO: make all of this common code to all the widgets
// This might be common everywhere finally (2023/03/01)
if (n.Custom == nil) {
log(debugChange, "Not Running n.Custom(n) == nil")
} else {
log(debugChange, "Running n.Custom(n)")
n.Custom()
}
}