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authorGregory Mullen <greg@cmdline.org>2019-06-27 10:33:11 -0700
committerDrew DeVault <sir@cmpwn.com>2019-06-29 14:24:19 -0400
commit2a0961701c4cabecc53d134ed1782e5612e64580 (patch)
tree57952ac82fb7104113ca7fc0e25dc3d225f77ea7 /widgets/exline.go
parent177651bddab145c8a56cdfeb0d57b5fd95a6d0e2 (diff)
downloadaerc-2a0961701c4cabecc53d134ed1782e5612e64580.tar.gz
Implement basic tab completion support
Tab completion currently only works on commands. Contextual completion will be added in the future.
Diffstat (limited to 'widgets/exline.go')
-rw-r--r--widgets/exline.go24
1 files changed, 17 insertions, 7 deletions
diff --git a/widgets/exline.go b/widgets/exline.go
index ff18d13c..e984ee16 100644
--- a/widgets/exline.go
+++ b/widgets/exline.go
@@ -8,17 +8,21 @@ import (
type ExLine struct {
ui.Invalidatable
- cancel func()
- commit func(cmd string)
- input *ui.TextInput
+ cancel func()
+ commit func(cmd string)
+ tabcomplete func(cmd string) []string
+ input *ui.TextInput
}
-func NewExLine(commit func(cmd string), cancel func()) *ExLine {
+func NewExLine(commit func(cmd string), cancel func(),
+ tabcomplete func(cmd string) []string) *ExLine {
+
input := ui.NewTextInput("").Prompt(":")
exline := &ExLine{
- cancel: cancel,
- commit: commit,
- input: input,
+ cancel: cancel,
+ commit: commit,
+ tabcomplete: tabcomplete,
+ input: input,
}
input.OnInvalidate(func(d ui.Drawable) {
exline.Invalidate()
@@ -48,6 +52,12 @@ func (ex *ExLine) Event(event tcell.Event) bool {
case tcell.KeyEsc, tcell.KeyCtrlC:
ex.input.Focus(false)
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)
}