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| author | Drew DeVault <sir@cmpwn.com> | 2019-03-14 21:37:00 -0400 |
|---|---|---|
| committer | Drew DeVault <sir@cmpwn.com> | 2019-03-14 21:37:00 -0400 |
| commit | 0f8b7a1203309ebec0dc78baf3f195671eadac2d (patch) | |
| tree | fce6d8148cdbfa5ecfb2030a902f5a0763bb3643 /widgets/spinner.go | |
| parent | b3896476a0e6978c0d7f6fedfb64588934a78f1e (diff) | |
| download | aerc-0f8b7a1203309ebec0dc78baf3f195671eadac2d.tar.gz | |
Lay out message list widget basic design
Diffstat (limited to 'widgets/spinner.go')
| -rw-r--r-- | widgets/spinner.go | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/widgets/spinner.go b/widgets/spinner.go index 2e7e367..812fb2c 100644 --- a/widgets/spinner.go +++ b/widgets/spinner.go @@ -36,6 +36,10 @@ func NewSpinner() *Spinner { } func (s *Spinner) Start() { + if s.IsRunning() { + return + } + s.frame = 0 go func() { for { @@ -54,6 +58,10 @@ func (s *Spinner) Start() { } func (s *Spinner) Stop() { + if !s.IsRunning() { + return + } + s.stop <- nil s.frame = -1 s.Invalidate() @@ -64,6 +72,10 @@ func (s *Spinner) IsRunning() bool { } func (s *Spinner) Draw(ctx *ui.Context) { + if !s.IsRunning() { + return + } + ctx.Fill(0, 0, ctx.Width(), ctx.Height(), ' ', tcell.StyleDefault) col := ctx.Width()/2 - len(frames[0])/2 + 1 ctx.Printf(col, 0, tcell.StyleDefault, "%s", frames[s.frame]) |