159 lines
2.8 KiB
Go
159 lines
2.8 KiB
Go
/*
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A Labeled Combobox widget:
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-----------------------------
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| Food: | <dropdown> |
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-----------------------------
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The user can then edit the dropdown field and type anything into it
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*/
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package gadgets
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import (
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"reflect"
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"strconv"
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"go.wit.com/log"
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"go.wit.com/gui/gui"
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)
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type BasicCombobox struct {
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ready bool
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name string
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parent *gui.Node // parent widget
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l *gui.Node // label widget
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d *gui.Node // dropdown widget
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value string
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label string
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values map[string]string
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Custom func()
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}
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func (d *BasicCombobox) Get() string {
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if ! d.Ready() {return ""}
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return d.value
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}
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// Returns true if the status is valid
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func (d *BasicCombobox) Ready() bool {
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if d == nil {return false}
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return d.ready
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}
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func (d *BasicCombobox) Enable() {
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if d == nil {return}
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if d.d == nil {return}
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d.d.Enable()
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}
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func (d *BasicCombobox) Disable() {
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if d == nil {return}
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if d.d == nil {return}
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d.d.Disable()
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}
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func (d *BasicCombobox) SetTitle(name string) {
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if d == nil {return}
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if d.d == nil {return}
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d.d.SetText(name)
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}
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func (d *BasicCombobox) Add(value any) {
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if ! d.Ready() {return}
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log.Log(INFO, "BasicCombobox.Add() =", value)
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var b reflect.Kind
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b = reflect.TypeOf(value).Kind()
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switch b {
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case reflect.Int:
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var i int
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i = value.(int)
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s := strconv.Itoa(i)
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if d.values[s] != "added" {
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d.values[s] = "added"
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d.d.AddDropdownName(s)
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}
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case reflect.String:
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s := value.(string)
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if d.values[s] != "added" {
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d.values[s] = "added"
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d.d.AddDropdownName(s)
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}
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case reflect.Bool:
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if value.(bool) == true {
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s := "true"
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if d.values[s] != "added" {
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d.values[s] = "added"
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d.d.AddDropdownName(s)
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}
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} else {
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s := "false"
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if d.values[s] != "added" {
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d.values[s] = "added"
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d.d.AddDropdownName(s)
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}
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}
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default:
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}
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}
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func (d *BasicCombobox) Set(value any) bool {
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if ! d.Ready() {return false}
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log.Log(INFO, "BasicCombobox.Set() =", value)
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var b reflect.Kind
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b = reflect.TypeOf(value).Kind()
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switch b {
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case reflect.Int:
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var i int
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i = value.(int)
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s := strconv.Itoa(i)
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d.d.SetText(s)
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d.value = s
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case reflect.String:
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d.d.SetText(value.(string))
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d.value = value.(string)
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case reflect.Bool:
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if value.(bool) == true {
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d.d.SetText("true")
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d.value = "true"
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} else {
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d.d.SetText("false")
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d.value = "false"
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}
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default:
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return false
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}
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return true
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}
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func NewBasicCombobox(p *gui.Node, name string) *BasicCombobox {
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d := BasicCombobox {
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parent: p,
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name: name,
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ready: false,
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}
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// various timeout settings
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d.l = p.NewLabel(name)
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d.d = p.NewCombobox("")
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d.d.Custom = func() {
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d.value = d.d.GetText()
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log.Warn("BasicCombobox.Custom() user changed value to =", d.value)
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if d.Custom != nil {
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d.Custom()
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}
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}
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d.values = make(map[string]string)
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d.ready = true
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return &d
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}
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