blob: b7b4e3db42a3926e349c463001bd202eca305539 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
|
package widgets
import (
"github.com/gdamore/tcell"
"git.sr.ht/~sircmpwn/aerc/lib"
"git.sr.ht/~sircmpwn/aerc/lib/ui"
)
type ExLine struct {
ui.Invalidatable
cancel func()
commit func(cmd string)
tabcomplete func(cmd string) []string
cmdHistory lib.History
input *ui.TextInput
}
func NewExLine(commit func(cmd string), cancel func(),
tabcomplete func(cmd string) []string,
cmdHistory lib.History) *ExLine {
input := ui.NewTextInput("").Prompt(":")
exline := &ExLine{
cancel: cancel,
commit: commit,
tabcomplete: tabcomplete,
cmdHistory: cmdHistory,
input: input,
}
input.OnInvalidate(func(d ui.Drawable) {
exline.Invalidate()
})
return exline
}
func (ex *ExLine) Invalidate() {
ex.DoInvalidate(ex)
}
func (ex *ExLine) Draw(ctx *ui.Context) {
ex.input.Draw(ctx)
}
func (ex *ExLine) Focus(focus bool) {
ex.input.Focus(focus)
}
func (ex *ExLine) Event(event tcell.Event) bool {
switch event := event.(type) {
case *tcell.EventKey:
switch event.Key() {
case tcell.KeyEnter:
cmd := ex.input.String()
ex.input.Focus(false)
ex.commit(cmd)
case tcell.KeyUp:
ex.input.Set(ex.cmdHistory.Prev())
ex.Invalidate()
case tcell.KeyDown:
ex.input.Set(ex.cmdHistory.Next())
ex.Invalidate()
case tcell.KeyEsc, tcell.KeyCtrlC:
ex.input.Focus(false)
ex.cmdHistory.Reset()
ex.cancel()
case tcell.KeyTab:
complete := ex.tabcomplete(ex.input.StringLeft())
if len(complete) == 1 {
ex.input.Set(complete[0] + " " + ex.input.StringRight())
}
ex.Invalidate()
default:
return ex.input.Event(event)
}
}
return true
}
|
