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Add PI_NO_HARDWARE_CURSOR env var for terminals with limited escape sequence support

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Fixes cursor visibility issues in JetBrains IDE terminals (IntelliJ, PyCharm) where
the hardware cursor either blinks or becomes invisible depending on settings.

Fixes #771
This commit is contained in:
Mario Zechner 2026-01-16 12:51:09 +01:00
parent 3a475fe165
commit 4dbf094b65
3 changed files with 12 additions and 0 deletions
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6
packages/tui/src/tui.ts
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@ -981,6 +981,12 @@ export class TUI extends Container {
* @param totalLines Total number of rendered lines
*/
private positionHardwareCursor(cursorPos: { row: number; col: number } | null, totalLines: number): void {
// PI_NO_HARDWARE_CURSOR=1 disables hardware cursor for terminals that don't handle it well
if (process.env.PI_NO_HARDWARE_CURSOR === "1") {
this.terminal.hideCursor();
return;
}
if (!cursorPos || totalLines <= 0) {
this.terminal.hideCursor();
return;