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Correct scroll area top positioning

This commit is contained in:
Christian Rocha 2020-06-18 14:35:04 -04:00
parent 8e616c4c0c
commit da9a1fe2f4
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GPG Key ID: D6CC7A16E5878018
1 changed files with 3 additions and 1 deletions
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4
renderer.go
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@ -204,13 +204,14 @@ func (r *renderer) insertTop(lines []string, topBoundary, bottomBoundary int) {
r.mtx.Lock() r.mtx.Lock()
defer r.mtx.Unlock() defer r.mtx.Unlock()
topBoundary += 1
b := new(bytes.Buffer) b := new(bytes.Buffer)
saveCursorPosition(b) saveCursorPosition(b)
changeScrollingRegion(b, topBoundary, bottomBoundary) changeScrollingRegion(b, topBoundary, bottomBoundary)
moveCursor(b, topBoundary, 0) moveCursor(b, topBoundary, 0)
insertLine(b, len(lines)) insertLine(b, len(lines))
_, _ = io.WriteString(b, "\r\n"+strings.Join(lines, "\r\n")) _, _ = io.WriteString(b, strings.Join(lines, "\r\n"))
changeScrollingRegion(b, 0, r.height) changeScrollingRegion(b, 0, r.height)
restoreCursorPosition(b) restoreCursorPosition(b)
@ -230,6 +231,7 @@ func (r *renderer) insertBottom(lines []string, topBoundary, bottomBoundary int)
r.mtx.Lock() r.mtx.Lock()
defer r.mtx.Unlock() defer r.mtx.Unlock()
topBoundary += 1
b := new(bytes.Buffer) b := new(bytes.Buffer)
saveCursorPosition(b) saveCursorPosition(b)