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Merge pull request #588 from Tyriar/587_csi_3_J

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Implement CSI 3 J - Erase saved lines
This commit is contained in:
Daniel Imms
2017-03-08 11:08:46 -08:00
committed by GitHub
parent b1619e42fd 0bbd8f0a16
commit ec91a6c7f4
1 changed files with 7 additions and 1 deletions
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src/InputHandler.ts
+7 -1
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@@ -385,7 +385,13 @@ export class InputHandler implements IInputHandler {
while (j--) this._terminal.eraseLine(j);
break;
case 3:
; // no saved lines
// Clear scrollback (everything not in viewport)
const scrollBackSize = this._terminal.lines.length - this._terminal.rows;
if (scrollBackSize > 0) {
this._terminal.lines.trimStart(scrollBackSize);
this._terminal.ybase = Math.max(this._terminal.ybase - scrollBackSize, 0);
this._terminal.ydisp = Math.max(this._terminal.ydisp - scrollBackSize, 0);
}
break;
}
}