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-rw-r--r--widgets/exline.go116
1 files changed, 18 insertions, 98 deletions
diff --git a/widgets/exline.go b/widgets/exline.go
index 8b187361..c8418024 100644
--- a/widgets/exline.go
+++ b/widgets/exline.go
@@ -2,36 +2,29 @@ package widgets
import (
"github.com/gdamore/tcell"
- "github.com/mattn/go-runewidth"
"git.sr.ht/~sircmpwn/aerc2/lib/ui"
)
-// TODO: history
-// TODO: tab completion
-// TODO: scrolling
-
type ExLine struct {
ui.Invalidatable
- command []rune
- commit func(cmd string)
- ctx *ui.Context
- cancel func()
- cells int
- focus bool
- index int
- scroll int
-
- onInvalidate func(d ui.Drawable)
+ cancel func()
+ commit func(cmd string)
+ ctx *ui.Context
+ input *ui.TextInput
}
func NewExLine(commit func(cmd string), cancel func()) *ExLine {
- return &ExLine{
- cancel: cancel,
- cells: -1,
- commit: commit,
- command: []rune{},
+ input := ui.NewTextInput().Prompt(":")
+ exline := &ExLine{
+ cancel: cancel,
+ commit: commit,
+ input: input,
}
+ input.OnInvalidate(func(d ui.Drawable) {
+ exline.Invalidate()
+ })
+ return exline
}
func (ex *ExLine) Invalidate() {
@@ -40,102 +33,29 @@ func (ex *ExLine) Invalidate() {
func (ex *ExLine) Draw(ctx *ui.Context) {
ex.ctx = ctx // gross
- ctx.Fill(0, 0, ctx.Width(), ctx.Height(), ' ', tcell.StyleDefault)
- ctx.Printf(0, 0, tcell.StyleDefault, ":%s", string(ex.command))
- cells := runewidth.StringWidth(string(ex.command[:ex.index]))
- if cells != ex.cells {
- ctx.SetCursor(cells+1, 0)
- }
+ ex.input.Draw(ctx)
}
func (ex *ExLine) Focus(focus bool) {
- ex.focus = focus
- if focus && ex.ctx != nil {
- cells := runewidth.StringWidth(string(ex.command[:ex.index]))
- ex.ctx.SetCursor(cells+1, 0)
- }
-}
-
-func (ex *ExLine) insert(ch rune) {
- left := ex.command[:ex.index]
- right := ex.command[ex.index:]
- ex.command = append(left, append([]rune{ch}, right...)...)
- ex.index++
- ex.Invalidate()
-}
-
-func (ex *ExLine) deleteWord() {
- // TODO: Break on any of / " '
- if len(ex.command) == 0 {
- return
- }
- i := ex.index - 1
- if ex.command[i] == ' ' {
- i--
- }
- for ; i >= 0; i-- {
- if ex.command[i] == ' ' {
- break
- }
- }
- ex.command = append(ex.command[:i+1], ex.command[ex.index:]...)
- ex.index = i + 1
- ex.Invalidate()
-}
-
-func (ex *ExLine) deleteChar() {
- if len(ex.command) > 0 && ex.index != len(ex.command) {
- ex.command = append(ex.command[:ex.index], ex.command[ex.index+1:]...)
- ex.Invalidate()
- }
-}
-
-func (ex *ExLine) backspace() {
- if len(ex.command) > 0 && ex.index != 0 {
- ex.command = append(ex.command[:ex.index-1], ex.command[ex.index:]...)
- ex.index--
- ex.Invalidate()
- }
+ ex.input.Focus(focus)
}
func (ex *ExLine) Event(event tcell.Event) bool {
switch event := event.(type) {
case *tcell.EventKey:
switch event.Key() {
- case tcell.KeyBackspace, tcell.KeyBackspace2:
- ex.backspace()
- case tcell.KeyCtrlD, tcell.KeyDelete:
- ex.deleteChar()
- case tcell.KeyCtrlB, tcell.KeyLeft:
- if ex.index > 0 {
- ex.index--
- ex.Invalidate()
- }
- case tcell.KeyCtrlF, tcell.KeyRight:
- if ex.index < len(ex.command) {
- ex.index++
- ex.Invalidate()
- }
- case tcell.KeyCtrlA, tcell.KeyHome:
- ex.index = 0
- ex.Invalidate()
- case tcell.KeyCtrlE, tcell.KeyEnd:
- ex.index = len(ex.command)
- ex.Invalidate()
- case tcell.KeyCtrlW:
- ex.deleteWord()
case tcell.KeyEnter:
if ex.ctx != nil {
ex.ctx.HideCursor()
}
- ex.commit(string(ex.command))
+ ex.commit(ex.input.String())
case tcell.KeyEsc, tcell.KeyCtrlC:
if ex.ctx != nil {
ex.ctx.HideCursor()
}
ex.cancel()
- case tcell.KeyRune:
- ex.insert(event.Rune())
+ default:
+ return ex.input.Event(event)
}
}
return true