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Strip dot when width is not enough to display

This commit is contained in:
Yasuhiro Matsumoto 2015-03-12 16:57:14 +09:00
parent 66f1319170
commit 150c0ce27e
1 changed files with 11 additions and 1 deletions
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10
helper.go
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@ -25,6 +25,11 @@ const (
AttrReverse AttrReverse
) )
var (
dot = "…"
dotw = rw.StringWidth(dot)
)
/* ----------------------- End ----------------------------- */ /* ----------------------- End ----------------------------- */
func toTmAttr(x Attribute) tm.Attribute { func toTmAttr(x Attribute) tm.Attribute {
@ -39,5 +44,10 @@ func trimStr2Runes(s string, w int) []rune {
if w <= 0 { if w <= 0 {
return []rune{} return []rune{}
} }
sw := rw.StringWidth(s)
if sw+dotw >= w {
return []rune(rw.Truncate(s, w, ""))
} else {
return []rune(rw.Truncate(s, w, "…")) return []rune(rw.Truncate(s, w, "…"))
}
} }