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|
/*
A Labeled Dropdown widget:
-----------------------------
| | |
| Food: | <dropdown> |
| | |
-----------------------------
This being a 'Basic Dropdown', the dropdown names must be unique
*/
package gadgets
import (
"go.wit.com/gui"
"go.wit.com/log"
)
type BasicDropdown struct {
ready bool
name string
parent *gui.Node // parent widget
l *gui.Node // label widget
d *gui.Node // dropdown widget
value string
label string
Custom func()
}
/*
func (d *BasicDropdown) Get() string {
if ! d.Ready() {return ""}
return d.d.GetText()
}
*/
// Returns true if the status is valid
func (d *BasicDropdown) Ready() bool {
if d == nil {
return false
}
return d.ready
}
func (d *BasicDropdown) AddText(s string) {
if !d.Ready() {
return
}
log.Log(INFO, "BasicDropdown.AddText() =", s)
d.d.AddText(s)
return
}
func (d *BasicDropdown) SetText(s string) {
if !d.Ready() {
return
}
log.Log(INFO, "BasicDropdown.SetText() =", s)
d.d.SetText(s)
return
}
func (d *BasicDropdown) String() string {
if !d.Ready() {
return ""
}
log.Log(INFO, "BasicDropdown.String()", d.d.String())
return d.d.String()
}
func (d *BasicDropdown) SetLabel(value string) bool {
if !d.Ready() {
return false
}
log.Log(INFO, "BasicDropdown.SetLabel() =", value)
d.l.SetText(value)
return true
}
/*
func (d *BasicDropdown) Set(value string) bool {
if ! d.Ready() {return false}
log.Log(INFO, "BasicDropdown.Set() =", value)
d.d.SetText(value)
d.value = value
return true
}
*/
func NewBasicDropdown(p *gui.Node, name string) *BasicDropdown {
d := BasicDropdown{
parent: p,
name: name,
ready: false,
}
// various timeout settings
d.l = p.NewLabel(name)
d.d = p.NewDropdown()
d.d.Custom = func() {
d.value = d.d.String()
log.Log(INFO, "BasicDropdown.Custom() user changed value to =", d.value)
if d.Custom != nil {
d.Custom()
}
}
d.ready = true
return &d
}
|
