117 lines
1.7 KiB
Go
117 lines
1.7 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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"go.wit.com/gui"
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"go.wit.com/log"
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)
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type BasicCombobox struct {
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ready bool
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progname string
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l *gui.Node // label widget
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d *gui.Node // dropdown widget
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Custom func()
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}
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func (d *BasicCombobox) String() string {
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if !d.Ready() {
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return ""
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}
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return d.d.String()
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}
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func (d *BasicCombobox) SetText(s string) {
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if !d.Ready() {
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return
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}
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d.d.SetText(s)
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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 {
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return false
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}
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return d.ready
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}
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func (n *BasicCombobox) Hide() {
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n.l.Hide()
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n.d.Hide()
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}
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func (n *BasicCombobox) Show() {
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n.l.Show()
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n.d.Show()
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}
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func (d *BasicCombobox) Enable() {
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if d == nil {
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return
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}
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if d.d == nil {
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return
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}
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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 {
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return
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}
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if d.d == nil {
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return
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}
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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 {
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return
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}
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if d.d == nil {
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return
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}
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d.d.SetText(name)
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}
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func (d *BasicCombobox) AddText(s string) {
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if !d.Ready() {
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return
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}
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log.Log(GADGETS, "BasicCombobox.Add() =", s)
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d.d.AddText(s)
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}
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func NewBasicCombobox(p *gui.Node, label string) *BasicCombobox {
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d := BasicCombobox{
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progname: label,
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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(label)
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d.d = p.NewCombobox()
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d.d.Custom = func() {
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log.Log(GADGETS, "BasicCombobox.Custom() user changed value to =", d.String())
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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.ready = true
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return &d
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}
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