108 lines
2.1 KiB
Go
108 lines
2.1 KiB
Go
package widgets
|
|
|
|
import (
|
|
"github.com/gdamore/tcell/v2"
|
|
|
|
"git.sr.ht/~sircmpwn/aerc/config"
|
|
"git.sr.ht/~sircmpwn/aerc/lib/ui"
|
|
)
|
|
|
|
type Selector struct {
|
|
ui.Invalidatable
|
|
chooser bool
|
|
focused bool
|
|
focus int
|
|
options []string
|
|
uiConfig config.UIConfig
|
|
|
|
onChoose func(option string)
|
|
onSelect func(option string)
|
|
}
|
|
|
|
func NewSelector(options []string, focus int, uiConfig config.UIConfig) *Selector {
|
|
return &Selector{
|
|
focus: focus,
|
|
options: options,
|
|
uiConfig: uiConfig,
|
|
}
|
|
}
|
|
|
|
func (sel *Selector) Chooser(chooser bool) *Selector {
|
|
sel.chooser = chooser
|
|
return sel
|
|
}
|
|
|
|
func (sel *Selector) Invalidate() {
|
|
sel.DoInvalidate(sel)
|
|
}
|
|
|
|
func (sel *Selector) Draw(ctx *ui.Context) {
|
|
ctx.Fill(0, 0, ctx.Width(), ctx.Height(), ' ',
|
|
sel.uiConfig.GetStyle(config.STYLE_SELECTOR_DEFAULT))
|
|
x := 2
|
|
for i, option := range sel.options {
|
|
style := sel.uiConfig.GetStyle(config.STYLE_SELECTOR_DEFAULT)
|
|
if sel.focus == i {
|
|
if sel.focused {
|
|
style = sel.uiConfig.GetStyle(config.STYLE_SELECTOR_FOCUSED)
|
|
} else if sel.chooser {
|
|
style = sel.uiConfig.GetStyle(config.STYLE_SELECTOR_CHOOSER)
|
|
}
|
|
}
|
|
x += ctx.Printf(x, 1, style, "[%s]", option)
|
|
x += 5
|
|
}
|
|
}
|
|
|
|
func (sel *Selector) OnChoose(fn func(option string)) *Selector {
|
|
sel.onChoose = fn
|
|
return sel
|
|
}
|
|
|
|
func (sel *Selector) OnSelect(fn func(option string)) *Selector {
|
|
sel.onSelect = fn
|
|
return sel
|
|
}
|
|
|
|
func (sel *Selector) Selected() string {
|
|
return sel.options[sel.focus]
|
|
}
|
|
|
|
func (sel *Selector) Focus(focus bool) {
|
|
sel.focused = focus
|
|
sel.Invalidate()
|
|
}
|
|
|
|
func (sel *Selector) Event(event tcell.Event) bool {
|
|
switch event := event.(type) {
|
|
case *tcell.EventKey:
|
|
switch event.Key() {
|
|
case tcell.KeyCtrlH:
|
|
fallthrough
|
|
case tcell.KeyLeft:
|
|
if sel.focus > 0 {
|
|
sel.focus--
|
|
sel.Invalidate()
|
|
}
|
|
if sel.onSelect != nil {
|
|
sel.onSelect(sel.Selected())
|
|
}
|
|
case tcell.KeyCtrlL:
|
|
fallthrough
|
|
case tcell.KeyRight:
|
|
if sel.focus < len(sel.options)-1 {
|
|
sel.focus++
|
|
sel.Invalidate()
|
|
}
|
|
if sel.onSelect != nil {
|
|
sel.onSelect(sel.Selected())
|
|
}
|
|
case tcell.KeyEnter:
|
|
if sel.onChoose != nil {
|
|
sel.onChoose(sel.Selected())
|
|
}
|
|
}
|
|
}
|
|
return false
|
|
}
|