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Fix regression where tcell renderer not clearing the preview window

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This commit is contained in:
Junegunn Choi
2023-11-02 21:00:07 +09:00
parent 21ab64e962
commit d0466fa777
4 changed files with 18 additions and 3 deletions
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11
src/terminal.go
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@@ -1942,9 +1942,14 @@ func (t *Terminal) renderPreviewArea(unchanged bool) {
t.pwindow.MoveAndClear(0, 0) // Clear scroll offset display
} else {
t.previewed.filled = false
// We don't erase the window here to avoid flickering during scroll
t.pwindow.DrawBorder()
t.pwindow.Move(0, 0)
// We don't erase the window here to avoid flickering during scroll.
// However, tcell renderer uses double-buffering technique and there's no
// flickering. So we just erase the window and make the rest of the code
// simpler.
if !t.pwindow.EraseMaybe() {
t.pwindow.DrawBorder()
t.pwindow.Move(0, 0)
}
}
height := t.pwindow.Height()